diff --git a/integ_tests/common.py b/integ_tests/common.py
index 8a7b503b6..ca1527f37 100644
--- a/integ_tests/common.py
+++ b/integ_tests/common.py
@@ -60,6 +60,8 @@ def start_radicale_server(tmp_path: pathlib.Path) -> Generator[str, Any, None]:
 permit_create_token = true
 permit_create_map = true
 permit_properties_overlay = true
+collection_by_bday = true
+permit_create_bday = true
 
 """
         )
diff --git a/integ_tests/test_delete.py b/integ_tests/test_delete.py
index 20357adbd..ccc86ee51 100644
--- a/integ_tests/test_delete.py
+++ b/integ_tests/test_delete.py
@@ -41,18 +41,18 @@ def test_delete_wrong_confirmation(page: Page, radicale_server: str) -> None:
     page.click('article:not(.hidden) a[data-name="delete"]', force=True)
 
     # Input wrong confirmation
-    page.fill('#deletecollectionscene input[data-name="confirmationtxt"]', "foo")
-    page.click('#deletecollectionscene button[data-name="delete"]')
+    page.fill('#deleteconfirmationscene input[data-name="confirmationtxt"]', "foo")
+    page.click('#deleteconfirmationscene button[data-name="delete"]')
 
     # Check for error message
-    error_locator = page.locator('#deletecollectionscene span[data-name="error"]')
+    error_locator = page.locator('#deleteconfirmationscene span[data-name="error"]')
     expect(error_locator).to_be_visible()
     expect(error_locator).to_contain_text(
         "Please type DELETE in the confirmation field"
     )
 
     # Scene should still be visible
-    expect(page.locator("#deletecollectionscene")).to_be_visible()
+    expect(page.locator("#deleteconfirmationscene")).to_be_visible()
 
 
 def test_delete_correct_confirmation(page: Page, radicale_server: str) -> None:
@@ -67,11 +67,11 @@ def test_delete_correct_confirmation(page: Page, radicale_server: str) -> None:
     page.click('article:not(.hidden) a[data-name="delete"]', force=True)
 
     # Input correct confirmation
-    page.fill('#deletecollectionscene input[data-name="confirmationtxt"]', "DELETE")
-    page.click('#deletecollectionscene button[data-name="delete"]')
+    page.fill('#deleteconfirmationscene input[data-name="confirmationtxt"]', "DELETE")
+    page.click('#deleteconfirmationscene button[data-name="delete"]')
 
     # Verify collection is gone
     expect(page.locator("article:not(.hidden)")).to_have_count(0)
 
     # Scene should be hidden
-    expect(page.locator("#deletecollectionscene")).to_be_hidden()
+    expect(page.locator("#deleteconfirmationscene")).to_be_hidden()
diff --git a/integ_tests/test_scenes.py b/integ_tests/test_scenes.py
index a2cd1ad67..a048030d4 100644
--- a/integ_tests/test_scenes.py
+++ b/integ_tests/test_scenes.py
@@ -68,10 +68,10 @@ def test_navigation_delete_collection_cancel(page: Page, radicale_server: str) -
 
     page.hover("article:not(.hidden)")
     page.click('article:not(.hidden) a[data-name="delete"]', force=True)
-    expect(page.locator("#deletecollectionscene")).to_be_visible()
+    expect(page.locator("#deleteconfirmationscene")).to_be_visible()
 
-    page.click('#deletecollectionscene button[data-name="cancel"]')
-    expect(page.locator("#deletecollectionscene")).to_be_hidden()
+    page.click('#deleteconfirmationscene button[data-name="cancel"]')
+    expect(page.locator("#deleteconfirmationscene")).to_be_hidden()
     expect(page.locator("#collectionsscene")).to_be_visible()
 
 
@@ -82,18 +82,18 @@ def test_navigation_delete_collection_confirm(page: Page, radicale_server: str)
 
     page.hover("article:not(.hidden)")
     page.click('article:not(.hidden) a[data-name="delete"]', force=True)
-    expect(page.locator("#deletecollectionscene")).to_be_visible()
+    expect(page.locator("#deleteconfirmationscene")).to_be_visible()
 
     # We need to fill the confirmation text
     confirmation_text = page.locator(
-        "#deletecollectionscene [data-name='deleteconfirmationtext']"
+        "#deleteconfirmationscene [data-name='deleteconfirmationtext']"
     ).inner_text()
-    page.locator("#deletecollectionscene input[data-name='confirmationtxt']").fill(
+    page.locator("#deleteconfirmationscene input[data-name='confirmationtxt']").fill(
         confirmation_text
     )
-    page.click('#deletecollectionscene button[data-name="delete"]')
+    page.click('#deleteconfirmationscene button[data-name="delete"]')
 
-    expect(page.locator("#deletecollectionscene")).to_be_hidden()
+    expect(page.locator("#deleteconfirmationscene")).to_be_hidden()
     expect(page.locator("#collectionsscene")).to_be_visible()
     expect(page.locator("article:not(.hidden)")).to_have_count(0)
 
diff --git a/integ_tests/test_sharing.py b/integ_tests/test_sharing.py
index 6138514fa..48c37f9b5 100644
--- a/integ_tests/test_sharing.py
+++ b/integ_tests/test_sharing.py
@@ -52,8 +52,8 @@ def test_create_and_delete_share_by_key(page: Page, radicale_server: str) -> Non
             "tr[data-name='sharetokenrowtemplate']:not(.hidden) span[data-name='ro']"
         )
     ).to_be_visible()
-    page.once("dialog", lambda dialog: dialog.accept())
     page.click('tr:not(.hidden) button[data-name="delete"]', strict=True)
+    page.click('#deleteconfirmationscene button[data-name="delete"]')
     expect(
         page.locator("tr[data-name='sharetokenrowtemplate']:not(.hidden)")
     ).to_have_count(0)
@@ -68,8 +68,8 @@ def test_create_and_delete_share_by_key(page: Page, radicale_server: str) -> Non
             "tr[data-name='sharetokenrowtemplate']:not(.hidden) span[data-name='rw']"
         )
     ).to_be_visible()
-    page.once("dialog", lambda dialog: dialog.accept())
     page.click('tr:not(.hidden) button[data-name="delete"]', strict=True)
+    page.click('#deleteconfirmationscene button[data-name="delete"]')
     expect(
         page.locator("tr[data-name='sharetokenrowtemplate']:not(.hidden)")
     ).to_have_count(0)
@@ -97,8 +97,8 @@ def test_create_and_delete_share_by_map(page: Page, radicale_server: str) -> Non
             "tr[data-name='sharemaprowtemplate']:not(.hidden) span[data-name='ro']"
         )
     ).to_be_visible()
-    page.once("dialog", lambda dialog: dialog.accept())
     page.click('tr:not(.hidden) button[data-name="delete"]', strict=True)
+    page.click('#deleteconfirmationscene button[data-name="delete"]')
     expect(
         page.locator("tr[data-name='sharemaprowtemplate']:not(.hidden)")
     ).to_have_count(0)
@@ -115,8 +115,8 @@ def test_create_and_delete_share_by_map(page: Page, radicale_server: str) -> Non
             "tr[data-name='sharemaprowtemplate']:not(.hidden) span[data-name='rw']"
         )
     ).to_be_visible()
-    page.once("dialog", lambda dialog: dialog.accept())
     page.click('tr:not(.hidden) button[data-name="delete"]', strict=True)
+    page.click('#deleteconfirmationscene button[data-name="delete"]')
     expect(
         page.locator("tr[data-name='sharemaprowtemplate']:not(.hidden)")
     ).to_have_count(0)
@@ -139,15 +139,29 @@ def test_share_with_property_overrides(page: Page, radicale_server: str) -> None
     page.click('article:not(.hidden) a[data-name="share"]', force=True, strict=True)
     page.click('button[data-name="sharebytoken"]')
 
+    # Verify property override is closed by default
+    expect(
+        page.locator('input[data-name="displayname_override_enabled"]')
+    ).not_to_be_visible()
+    page.click('details[data-name="properties_override"] summary')
+
     # Verify defaults
+    expect(page.locator('input[data-name="displayname_override"]')).to_have_value(
+        "Test Collection"
+    )
     expect(page.locator('input[data-name="description_override"]')).to_have_value(
         "Original Description"
     )
     expect(page.locator('input[data-name="color_override"]')).to_have_value("#ff0000")
+    expect(page.locator('input[data-name="displayname_override"]')).to_be_disabled()
     expect(page.locator('input[data-name="description_override"]')).to_be_disabled()
     expect(page.locator('input[data-name="color_override"]')).to_be_disabled()
 
     # Set overrides
+    page.click('label[for="newshare_attr_displayname_enabled"]')
+    page.locator('input[data-name="displayname_override"]').fill(
+        "Overridden Displayname"
+    )
     page.click('label[for="newshare_attr_description_enabled"]')
     page.locator('input[data-name="description_override"]').fill(
         "Overridden Description"
@@ -182,8 +196,20 @@ def test_share_journal_no_overrides(page: Page, radicale_server: str) -> None:
     page.click('article:not(.hidden) a[data-name="share"]', force=True, strict=True)
     page.click('button[data-name="sharebytoken"]')
 
-    # Verify property override fieldset is hidden
-    expect(page.locator('fieldset[data-name="properties_override"]')).to_be_hidden()
+    # Verify property override visibility
+    expect(page.locator('details[data-name="properties_override"]')).to_be_visible()
+    expect(
+        page.locator('input[data-name="displayname_override_enabled"]')
+    ).not_to_be_visible()
+    page.click('details[data-name="properties_override"] summary')
+
+    expect(
+        page.locator('input[data-name="displayname_override_enabled"]')
+    ).to_be_visible()
+    expect(
+        page.locator('input[data-name="description_override_enabled"]')
+    ).to_be_hidden()
+    expect(page.locator('input[data-name="color_override_enabled"]')).to_be_hidden()
 
     # Create the share
     page.click('#newshare button[data-name="submit"]')
@@ -423,3 +449,107 @@ def test_no_incoming_shares_message(page: Page, radicale_server: str) -> None:
 
     page.click('#incomingsharingscene button[data-name="cancel"]')
     expect(page.locator("#incomingsharingscene")).to_be_hidden()
+
+
+def test_create_and_delete_share_by_bday(page: Page, radicale_server: str) -> None:
+    login(page, radicale_server)
+    # create collection of type ADDRESSBOOK for bday (bday only works with ADDRESSBOOK)
+    page.click('a[data-name="new"]')
+    page.locator('#createcollectionscene select[data-name="type"]').select_option(
+        "ADDRESSBOOK"
+    )
+    page.locator('#createcollectionscene input[data-name="displayname"]').fill(
+        "Addressbook For Bday"
+    )
+    page.click('#createcollectionscene button[data-name="submit"]')
+
+    page.hover("article:not(.hidden)")
+    page.click('article:not(.hidden) a[data-name="share"]', force=True, strict=True)
+
+    expect(
+        page.locator("tr[data-name='sharebdayrowtemplate']:not(.hidden)")
+    ).to_have_count(0)
+
+    page.click('button[data-name="sharebybday"]')
+
+    # verify user is auto-filled with current user (admin)
+    expect(page.locator('input[data-name="shareuser"]')).to_have_value("admin")
+    page.locator('input[data-name="sharehref"]').fill("bdaymapped")
+
+    # verify that the permissions section is hidden entirely
+    expect(page.locator("input#newshare_attr_permissions_ro")).to_be_hidden()
+    expect(page.locator("input#newshare_attr_permissions_rw")).to_be_hidden()
+
+    page.click('#newshare button[data-name="submit"]')
+    expect(
+        page.locator("tr[data-name='sharebdayrowtemplate']:not(.hidden)")
+    ).to_have_count(1)
+
+    # verify no permissions pill in the bday row
+    expect(
+        page.locator(
+            "tr[data-name='sharebdayrowtemplate']:not(.hidden) span[data-name='ro']"
+        )
+    ).to_have_count(0)
+
+    # Close the share scene and verify the virtual bday calendar is now in the collections list
+    page.click('#sharecollectionscene button[data-name="cancel"]')
+    expect(page.locator("#sharecollectionscene")).to_be_hidden()
+
+    # The virtual calendar (bdaymapped) should appear as its own article
+    # after the cache was invalidated following the self-share
+    expect(page.locator("article:not(.hidden)")).to_have_count(2)
+
+    # Delete the bday share by re-opening the share scene
+    page.hover("article:not(.hidden) >> nth=0")
+    page.click('article:not(.hidden) >> nth=0 >> a[data-name="share"]', force=True)
+    page.click(
+        "tr[data-name='sharebdayrowtemplate']:not(.hidden) button[data-name='delete']",
+        strict=True,
+    )
+    page.click('#deleteconfirmationscene button[data-name="delete"]')
+    expect(
+        page.locator("tr[data-name='sharebdayrowtemplate']:not(.hidden)")
+    ).to_have_count(0)
+
+
+def test_bday_section_hidden_for_calendar(page: Page, radicale_server: str) -> None:
+    """Verify the bday calendar section is hidden for CALENDAR collections."""
+    login(page, radicale_server)
+
+    page.click('a[data-name="new"]')
+    page.locator('#createcollectionscene select[data-name="type"]').select_option(
+        "CALENDAR"
+    )
+    page.locator('#createcollectionscene input[data-name="displayname"]').fill(
+        "My Calendar"
+    )
+    page.click('#createcollectionscene button[data-name="submit"]')
+
+    page.hover("article:not(.hidden)")
+    page.click('article:not(.hidden) a[data-name="share"]', force=True, strict=True)
+
+    expect(page.locator("#sharecollectionscene")).to_be_visible()
+    expect(page.locator("div[data-name='sharebybday']")).to_be_hidden()
+    page.click('#sharecollectionscene button[data-name="cancel"]')
+
+
+def test_bday_section_visible_for_addressbook(page: Page, radicale_server: str) -> None:
+    """Verify the bday calendar section is visible for ADDRESSBOOK collections."""
+    login(page, radicale_server)
+
+    page.click('a[data-name="new"]')
+    page.locator('#createcollectionscene select[data-name="type"]').select_option(
+        "ADDRESSBOOK"
+    )
+    page.locator('#createcollectionscene input[data-name="displayname"]').fill(
+        "My Addressbook"
+    )
+    page.click('#createcollectionscene button[data-name="submit"]')
+
+    page.hover("article:not(.hidden)")
+    page.click('article:not(.hidden) a[data-name="share"]', force=True, strict=True)
+
+    expect(page.locator("#sharecollectionscene")).to_be_visible()
+    expect(page.locator("div[data-name='sharebybday']")).to_be_visible()
+    page.click('#sharecollectionscene button[data-name="cancel"]')
diff --git a/radicale/httputils.py b/radicale/httputils.py
index 1d9d08b6a..ddad1eacf 100644
--- a/radicale/httputils.py
+++ b/radicale/httputils.py
@@ -198,7 +198,10 @@ def _serve_traversable(
         return NOT_FOUND
     content_type = MIMETYPES.get(
         os.path.splitext(traversable.name)[1].lower(), FALLBACK_MIMETYPE)
-    headers = {"Content-Type": content_type}
+    headers = {
+        "Content-Type": content_type,
+        "Content-Security-Policy": "default-src 'self'; object-src 'none'"
+    }
     if isinstance(traversable, pathlib.Path):
         headers["Last-Modified"] = time.strftime(
             "%a, %d %b %Y %H:%M:%S GMT",
diff --git a/radicale/web/internal_data/css/main.css b/radicale/web/internal_data/css/main.css
index de3c92102..b06e22415 100644
--- a/radicale/web/internal_data/css/main.css
+++ b/radicale/web/internal_data/css/main.css
@@ -112,6 +112,7 @@ main {
 #logoutview span {
     width: calc(100% - 60px);
     display: inline-block;
+    word-wrap: break-word;
 }
 
 #logoutview a {
@@ -191,6 +192,7 @@ main {
     font-size: 1em;
     max-height: 130px;
     overflow: overlay;
+    word-wrap: break-word;
 }
 
 #collectionsscene article:hover ul {
@@ -518,3 +520,7 @@ button.inline {
   margin: 0 2px;
   width: 1.4em;
 }
+
+.hidden {
+    display: none !important;
+}
diff --git a/radicale/web/internal_data/index.html b/radicale/web/internal_data/index.html
index a21866b00..bcaf868b9 100644
--- a/radicale/web/internal_data/index.html
+++ b/radicale/web/internal_data/index.html
@@ -14,17 +14,12 @@
   <title>Radicale Web Interface</title>
   <link href="css/main.css" type="text/css" media="screen" rel="stylesheet">
   <link href="css/icon.png" type="image/png" rel="icon">
-  <style>
-    .hidden {
-      display: none !important;
-    }
-  </style>
   <script type="module" src="js/main.js"></script>
 </head>
 
 <body>
   <nav id="logoutview" class="hidden">
-    <span data-name="user" style="word-wrap:break-word;"></span>
+    <span data-name="user"></span>
     <a href="#" class="green" data-name="refresh" title="Refresh">Refresh</a>
     <a href="#" class="red" data-name="logout" title="Logout">Logout</a>
   </nav>
@@ -75,6 +70,7 @@ <h1>Sign in</h1>
         <h3 class="title" data-name="title">Title</h3>
         <small>
           <span data-name="shared-by" class="hidden">👥 shared by <span data-name="shared-by-owner"></span> &gt;</span>
+          <span data-name="transformed-from" class="hidden">Address book ⟿</span>
           <span data-name="ADDRESSBOOK">Address book</span>
           <span data-name="CALENDAR_JOURNAL_TASKS">Calendar, journal and tasks</span>
           <span data-name="CALENDAR_JOURNAL">Calendar and journal</span>
@@ -86,8 +82,8 @@ <h3 class="title" data-name="title">Title</h3>
           <span data-name="WEBCAL">Webcal</span>
         </small>
         <small data-name="contentcount"></small>
-        <input type="text" data-name="url" value="" readonly="" onfocus="this.setSelectionRange(0, 99999);">
-        <p data-name="description" style="word-wrap:break-word;">Description</p>
+        <input type="text" data-name="url" value="" readonly="" class="selectall">
+        <p data-name="description">Description</p>
         <ul>
           <li>
             <a href="" title="Download" class="green" data-name="download">
@@ -152,56 +148,85 @@ <h1>Sharing</h1>
       <p>Manage sharing for collection <span class="title" data-name="title">title</span>
       </p>
       <div data-name="sharebytoken">
-        <h2>By Token</h2>
-        <table>
-          <tbody>
-            <tr data-name="sharetokenrowtemplate" class="hidden">
-              <td>
-                <button type="button" class="blue inline" data-name="edit"><img src="css/icons/edit.svg"
-                    class="small_icon" alt="Edit"></button>
-              </td>
-              <td><span class="pill" data-name="rw">rw</span><span class="pill" data-name="ro">ro</span></td>
-              <td><input type="text" data-name="pathortoken" value="" readonly=""
-                  onfocus="this.setSelectionRange(0, 99999);" class="inline"></td>
-              <td>
-                <button type="button" class="red inline" data-name="delete"><img src="css/icons/delete.svg"
-                    class="small_icon" alt="Delete"></button>
-              </td>
-            </tr>
-            <tr>
-              <td><button type="button" class="blue inline" data-name="sharebytoken"><img src="css/icons/new.svg"
-                    class="small_icon" alt="New Share by Token"></button>
-              </td>
-            </tr>
-          </tbody>
-        </table>
+        <details open>
+          <summary>By Token</summary>
+          <table>
+            <tbody>
+              <tr data-name="sharetokenrowtemplate" class="hidden">
+                <td>
+                  <button type="button" class="blue inline" data-name="edit"><img src="css/icons/edit.svg"
+                      class="small_icon" alt="Edit"></button>
+                </td>
+                <td><span class="pill" data-name="rw">rw</span><span class="pill" data-name="ro">ro</span></td>
+                <td><input type="text" data-name="pathortoken" value="" readonly="" class="inline selectall"></td>
+                <td>
+                  <button type="button" class="red inline" data-name="delete"><img src="css/icons/delete.svg"
+                      class="small_icon" alt="Delete"></button>
+                </td>
+              </tr>
+              <tr>
+                <td><button type="button" class="blue inline" data-name="sharebytoken"><img src="css/icons/new.svg"
+                      class="small_icon" alt="New Share by Token"></button>
+                </td>
+              </tr>
+            </tbody>
+          </table>
+        </details>
       </div>
       <div data-name="sharebymap">
-        <h2>By Map</h2>
-        <table>
-          <tbody>
-            <tr data-name="sharemaprowtemplate" class="hidden">
-              <td>
-                <button type="button" class="blue inline" data-name="edit"><img src="css/icons/edit.svg"
-                    class="small_icon" alt="Edit"></button>
-              </td>
-              <td><span class="pill" data-name="rw">rw</span><span class="pill" data-name="ro">ro</span></td>
-              <td><input type="text" data-name="pathortoken" value="" readonly=""
-                  onfocus="this.setSelectionRange(0, 99999);" class="inline"></td>
-              <td>
-                <button type="button" class="red inline" data-name="delete"><img src="css/icons/delete.svg"
-                    class="small_icon" alt="Delete"></button>
-              </td>
-            </tr>
-            <tr>
-              <td>
-                <button type="button" class="blue inline" data-name="sharebymap">
-                  <img src="css/icons/new.svg" class="small_icon" alt="New Share by Map">
-                </button>
-              </td>
-            </tr>
-          </tbody>
-        </table>
+        <details open>
+          <summary>By Map</summary>
+          <table>
+            <tbody>
+              <tr data-name="sharemaprowtemplate" class="hidden">
+                <td>
+                  <button type="button" class="blue inline" data-name="edit"><img src="css/icons/edit.svg"
+                      class="small_icon" alt="Edit"></button>
+                </td>
+                <td><span class="pill" data-name="rw">rw</span><span class="pill" data-name="ro">ro</span></td>
+                <td><input type="text" data-name="pathortoken" value="" readonly="" class="inline selectall"></td>
+                <td>
+                  <button type="button" class="red inline" data-name="delete"><img src="css/icons/delete.svg"
+                      class="small_icon" alt="Delete"></button>
+                </td>
+              </tr>
+              <tr>
+                <td>
+                  <button type="button" class="blue inline" data-name="sharebymap">
+                    <img src="css/icons/new.svg" class="small_icon" alt="New Share by Map">
+                  </button>
+                </td>
+              </tr>
+            </tbody>
+          </table>
+        </details>
+      </div>
+      <div data-name="sharebybday">
+        <details open>
+          <summary>shared as bday calendar</summary>
+          <table>
+            <tbody>
+              <tr data-name="sharebdayrowtemplate" class="hidden">
+                <td>
+                  <button type="button" class="blue inline" data-name="edit"><img src="css/icons/edit.svg"
+                      class="small_icon" alt="Edit"></button>
+                </td>
+                <td><input type="text" data-name="pathortoken" value="" readonly="" class="inline selectall"></td>
+                <td>
+                  <button type="button" class="red inline" data-name="delete"><img src="css/icons/delete.svg"
+                      class="small_icon" alt="Delete"></button>
+                </td>
+              </tr>
+              <tr>
+                <td>
+                  <button type="button" class="blue inline" data-name="sharebybday">
+                    <img src="css/icons/new.svg" class="small_icon" alt="New Share as Bday Calendar">
+                  </button>
+                </td>
+              </tr>
+            </tbody>
+          </table>
+        </details>
       </div>
       <form>
         <button type="button" class="green" data-name="cancel">Close</button>
@@ -224,8 +249,7 @@ <h1>Incoming Shares</h1>
         </thead>
         <tbody data-name="incomingsharesbody">
           <tr data-name="incomingsharerowtemplate" class="hidden">
-            <td><input type="text" data-name="pathortoken" value="" readonly=""
-                onfocus="this.setSelectionRange(0, 99999);" class="inline"></td>
+            <td><input type="text" data-name="pathortoken" value="" readonly="" class="inline selectall"></td>
             <td data-name="owner"></td>
             <td data-name="permissions"><span class="pill" data-name="rw">rw</span><span class="pill"
                 data-name="ro">ro</span></td>
@@ -244,29 +268,34 @@ <h1>Incoming Shares</h1>
     <section id="newshare" class="container hidden">
       <h1>New Share</h1>
       <form>
-        <fieldset data-name="sharemapfields" class="hidden">
-          <legend>Map Target</legend>
+        <details open data-name="sharemapfields" class="hidden">
+          <summary>Map Target</summary>
           <label for="newshare_attr_shareuser">Share User</label>
           <input type="text" data-name="shareuser" id="newshare_attr_shareuser" />
           <label for="newshare_attr_sharehref">Share Href</label>
           <input type="text" data-name="sharehref" id="newshare_attr_sharehref" />
-        </fieldset>
-        <fieldset>
-          <legend>Attributes</legend>
+        </details>
+        <details open>
+          <summary>Attributes</summary>
           <input type="checkbox" data-name="enabled" checked id="newshare_attr_enabled" /><label
             for="newshare_attr_enabled">Enabled</label>
           <input type="checkbox" data-name="hidden" id="newshare_attr_hidden" /><label
             for="newshare_attr_hidden">Hidden</label>
-        </fieldset>
-        <fieldset>
-          <legend>Permissions</legend>
+        </details>
+        <details open>
+          <summary>Permissions</summary>
           <input type="radio" data-name="permissions" checked="true" id="newshare_attr_permissions_ro"
             name="newshare_permissions"><label for="newshare_attr_permissions_ro">Readonly</label>
           <input type="radio" data-name="permissions" checked="false" id="newshare_attr_permissions_rw"
             name="newshare_permissions" /><label for="newshare_attr_permissions_rw">Read/Write</label>
-        </fieldset>
-        <fieldset data-name="properties_override">
-          <legend>Properties override</legend>
+        </details>
+        <details data-name="properties_override">
+          <summary>Properties override</summary>
+          <div class="property-override">
+            <input type="checkbox" data-name="displayname_override_enabled" id="newshare_attr_displayname_enabled">
+            <label for="newshare_attr_displayname_enabled">Displayname:</label>
+            <input type="text" data-name="displayname_override" disabled>
+          </div>
           <div class="property-override">
             <input type="checkbox" data-name="description_override_enabled" id="newshare_attr_description_enabled">
             <label for="newshare_attr_description_enabled">Description:</label>
@@ -277,7 +306,7 @@ <h1>New Share</h1>
             <label for="newshare_attr_color_enabled">Color:</label>
             <input type="color" data-name="color_override" disabled>
           </div>
-        </fieldset>
+        </details>
         <button type="submit" class="green" data-name="submit">Create</button>
         <button type="button" class="red" data-name="cancel">Cancel</button>
       </form>
@@ -344,10 +373,10 @@ <h1>Upload Collection</h1>
       <br>
     </section>
 
-    <section id="deletecollectionscene" class="container hidden">
-      <h1>Delete Collection</h1>
-      <p>To delete the collection <span class="title" data-name="title">title</span> please enter the phrase <strong
-          data-name="deleteconfirmationtext"></strong> in the box below:</p>
+    <section id="deleteconfirmationscene" class="container hidden">
+      <h1 data-name="headertitle">Delete Collection</h1>
+      <p data-name="confirmationprompt">To delete the collection <span class="title" data-name="title">title</span>
+        please enter the phrase <strong data-name="deleteconfirmationtext"></strong> in the box below:</p>
       <input type="text" class="deleteconfirmationtxt" data-name="confirmationtxt" />
       <p class="red">WARNING: This action cannot be reversed.</p>
       <form>
diff --git a/radicale/web/internal_data/js/api/sharing.js b/radicale/web/internal_data/js/api/sharing.js
index d145c3e13..be1180392 100644
--- a/radicale/web/internal_data/js/api/sharing.js
+++ b/radicale/web/internal_data/js/api/sharing.js
@@ -27,6 +27,8 @@ import { CollectionType } from "../models/collection.js";
  * @property {boolean} [PermittedCreateCollectionByMap]
  * @property {boolean} [FeatureEnabledCollectionByToken]
  * @property {boolean} [PermittedCreateCollectionByToken]
+ * @property {boolean} [FeatureEnabledCollectionByBday]
+ * @property {boolean} [PermittedCreateCollectionByBday]
  */
 
 /**
@@ -182,10 +184,13 @@ export const OVERLAY_PROPERTIES = {
 /**
  * Returns the correct internal property key for a given collection type and property name.
  * @param {string} type Collection type (ADDRESSBOOK, CALENDAR, etc.)
- * @param {"DESCRIPTION" | "COLOR"} property Property name
+ * @param {"DISPLAYNAME" | "DESCRIPTION" | "COLOR"} property Property name
  * @returns {string | null} Internal property key or null if not supported
  */
 export function get_property_key(type, property) {
+    if (property === "DISPLAYNAME") {
+        return "D:displayname";
+    }
     if (type === CollectionType.ADDRESSBOOK) {
         return OVERLAY_PROPERTIES.ADDRESSBOOK[property];
     } else if (CollectionType.is_subset(CollectionType.CALENDAR, type)) {
@@ -430,7 +435,7 @@ export function update_incoming_share(
     call_sharing_api(
         user,
         password,
-        "map/update",
+        share.ShareType + "/update",
         {
             PathOrToken: share.PathOrToken,
             Enabled: share.EnabledByUser,
@@ -450,3 +455,115 @@ export function update_incoming_share(
         }
     );
 }
+
+/**
+ * @param {string} user
+ * @param {string} password
+ * @param {Share} share
+ * @param {function(?string):void} callback
+ */
+export function add_share_by_bday(
+    user,
+    password,
+    share,
+    callback,
+) {
+    call_sharing_api(
+        user,
+        password,
+        "bday/create",
+        {
+            PathMapped: share.PathMapped,
+            Permissions: share.Permissions,
+            Enabled: share.EnabledByOwner,
+            Hidden: share.HiddenByOwner,
+            Properties: share.Properties,
+            User: share.User,
+            PathOrToken: share.PathOrToken,
+        },
+        function (response) {
+            let json_response = JSON.parse(response);
+            if (json_response["Status"] !== "success") {
+                callback(json_response["Status"] || "Unknown error");
+            } else {
+                callback(null);
+            }
+        },
+        null,
+        function (error) {
+            callback(error);
+        }
+    );
+}
+
+/**
+ * @param {string} user
+ * @param {string} password
+ * @param {Share} share
+ * @param {function(?string):void} callback
+ */
+export function delete_share_by_bday(
+    user,
+    password,
+    share,
+    callback,
+) {
+    call_sharing_api(
+        user,
+        password,
+        "bday/delete",
+        { PathOrToken: share.PathOrToken },
+        function (response) {
+            let json_response = JSON.parse(response);
+            if (json_response["Status"] !== "success") {
+                callback(json_response["Status"] || "Unknown error");
+            } else {
+                callback(null);
+            }
+        },
+        null,
+        function (error) {
+            callback(error);
+        }
+    );
+}
+
+/**
+ * @param {string} user
+ * @param {string} password
+ * @param {Share} share
+ * @param {function(?string):void} callback
+ */
+export function update_share_by_bday(
+    user,
+    password,
+    share,
+    callback,
+) {
+    call_sharing_api(
+        user,
+        password,
+        "bday/update",
+        {
+            PathOrToken: share.PathOrToken,
+            PathMapped: share.PathMapped,
+            User: share.User,
+            Permissions: share.Permissions,
+            Enabled: share.EnabledByOwner,
+            Hidden: share.HiddenByOwner,
+            Properties: share.Properties,
+        },
+        function (response) {
+            let json_response = JSON.parse(response);
+            if (json_response["Status"] !== "success") {
+                callback(json_response["Status"] || "Unknown error");
+            } else {
+                callback(null);
+            }
+        },
+        null,
+        function (error) {
+            callback(error);
+        }
+    );
+}
diff --git a/radicale/web/internal_data/js/main.js b/radicale/web/internal_data/js/main.js
index 2a7fe17a5..025f131aa 100644
--- a/radicale/web/internal_data/js/main.js
+++ b/radicale/web/internal_data/js/main.js
@@ -19,12 +19,17 @@
  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  */
 
-import { LoginScene } from "./scenes/LoginScene.js";
 import { LoadingScene } from "./scenes/LoadingScene.js";
+import { LoginScene } from "./scenes/LoginScene.js";
 import { push_scene } from "./scenes/scene_manager.js";
+import { setupSelectAll } from "./utils/misc.js";
+
+// Add selection handler for input fields with 'selectall' class.
+setupSelectAll();
 
 // Hide startup loading message
 // This works because the LoadingScene is the one that is already active in index.html,
 // and all other scenes are hidden.
 new LoadingScene().hide();
-push_scene(new LoginScene());
\ No newline at end of file
+push_scene(new LoginScene());
+
diff --git a/radicale/web/internal_data/js/scenes/CollectionsScene.js b/radicale/web/internal_data/js/scenes/CollectionsScene.js
index a8467449c..2c5c8f58a 100644
--- a/radicale/web/internal_data/js/scenes/CollectionsScene.js
+++ b/radicale/web/internal_data/js/scenes/CollectionsScene.js
@@ -19,12 +19,13 @@
  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  */
 
+import { delete_collection } from "../api/api.js";
 import { SERVER } from "../constants.js";
 import { Collection, CollectionType } from "../models/collection.js";
 import { collectionsCache } from "../utils/collections_cache.js";
 import { bytesToHumanReadable } from "../utils/misc.js";
 import { CreateEditCollectionScene } from "./CreateEditCollectionScene.js";
-import { DeleteCollectionScene } from "./DeleteCollectionScene.js";
+import { DeleteConfirmationScene } from "./DeleteConfirmationScene.js";
 import { IncomingSharingScene } from "./IncomingSharingScene.js";
 import { Scene, push_scene } from "./scene_manager.js";
 import { ShareCollectionScene, maybe_enable_sharing_options } from "./ShareCollectionScene.js";
@@ -111,7 +112,10 @@ export class CollectionsScene {
          */
         function ondelete(collection) {
             try {
-                let delete_collection_scene = new DeleteCollectionScene(user, password, collection);
+                let delete_collection_scene = new DeleteConfirmationScene(
+                    user, password, "Delete Collection", collection, collection.displayname || collection.href,
+                    delete_collection, true
+                );
                 push_scene(delete_collection_scene);
             } catch (err) {
                 console.error(err);
@@ -166,10 +170,17 @@ export class CollectionsScene {
                     }
                 });
                 let share_info = node.querySelector("[data-name=shared-by]");
-                let share = (shares || []).find(s => s.ShareType === "map" && (s.PathOrToken || "").replace(/\/+$/, "") === (collection.href || "").replace(/\/+$/, ""));
-                if (share && share.Owner !== user) {
-                    share_info.classList.remove("hidden");
-                    node.querySelector("[data-name=shared-by-owner]").textContent = share.Owner;
+                let transformed_from = node.querySelector("[data-name=transformed-from]");
+                let share = (shares || []).find(
+                    s => (s.ShareType === "map" || s.ShareType === "bday") &&
+                        (s.PathOrToken || "").replace(/\/+$/, "") === (collection.href || "").replace(/\/+$/, ""));
+                if (share) {
+                    if (share.Owner !== user) {
+                        share_info.classList.remove("hidden");
+                        node.querySelector("[data-name=shared-by-owner]").textContent = share.Owner;
+                    } else {
+                        transformed_from.classList.remove("hidden");
+                    }
                     let share_option = node.querySelector("[data-name=shareoption]");
                     if (share_option) {
                         share_option.classList.add("hidden");
diff --git a/radicale/web/internal_data/js/scenes/CreateEditShareScene.js b/radicale/web/internal_data/js/scenes/CreateEditShareScene.js
index 9ff49b0ee..18176178f 100644
--- a/radicale/web/internal_data/js/scenes/CreateEditShareScene.js
+++ b/radicale/web/internal_data/js/scenes/CreateEditShareScene.js
@@ -19,10 +19,11 @@
  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  */
 
-import { Share, add_share_by_map, add_share_by_token, get_property_key, update_share_by_map, update_share_by_token } from "../api/sharing.js";
+import { Share, add_share_by_bday, add_share_by_map, add_share_by_token, get_property_key, update_share_by_bday, update_share_by_map, update_share_by_token } from "../api/sharing.js";
 import { CollectionType } from "../models/collection.js";
+import { collectionsCache } from "../utils/collections_cache.js";
 import { ErrorHandler } from "../utils/error.js";
-import { FormValidator, validate_href, validate_not_empty_or_equals } from "../utils/form_validator.js";
+import { FormValidator, validate_href, validate_non_empty, validate_not_empty_or_equals } from "../utils/form_validator.js";
 import { onCleanHREFinput, random_uuid } from "../utils/misc.js";
 import { Scene, is_current_scene, pop_scene } from "./scene_manager.js";
 
@@ -51,7 +52,9 @@ export class CreateEditShareScene {
         let permissions_ro_radio = /** @type {HTMLInputElement} */ (document.getElementById("newshare_attr_permissions_ro"));
         let permissions_rw_radio = /** @type {HTMLInputElement} */ (document.getElementById("newshare_attr_permissions_rw"));
 
-        /** @type {HTMLElement} */ let properties_fieldset = html_scene.querySelector("[data-name=properties_override]");
+        /** @type {HTMLDetailsElement} */ let properties_fieldset = /** @type {HTMLDetailsElement} */ (html_scene.querySelector("[data-name=properties_override]"));
+        /** @type {HTMLInputElement} */ let displayname_override_enabled = html_scene.querySelector("[data-name=displayname_override_enabled]");
+        /** @type {HTMLInputElement} */ let displayname_override_input = html_scene.querySelector("[data-name=displayname_override]");
         /** @type {HTMLInputElement} */ let description_override_enabled = html_scene.querySelector("[data-name=description_override_enabled]");
         /** @type {HTMLInputElement} */ let description_override_input = html_scene.querySelector("[data-name=description_override]");
         /** @type {HTMLInputElement} */ let color_override_enabled = html_scene.querySelector("[data-name=color_override_enabled]");
@@ -64,11 +67,19 @@ export class CreateEditShareScene {
         let errorHandler = new ErrorHandler(error_form);
         let map_validator = new FormValidator(errorHandler);
 
-        map_validator.addValidator(shareuser_input, validate_not_empty_or_equals(shareuser_input, user, "Share User"));
+        if (shareType === "bday") {
+            // bday can share to self, so just validate non-empty
+            map_validator.addValidator(shareuser_input, validate_non_empty(shareuser_input, "Share User"));
+        } else {
+            map_validator.addValidator(shareuser_input, validate_not_empty_or_equals(shareuser_input, user, "Share User"));
+        }
         map_validator.addValidator(sharehref_input, validate_href(sharehref_input, "Share Href"));
 
         sharehref_input.addEventListener("input", onCleanHREFinput);
 
+        displayname_override_enabled.onchange = function () {
+            displayname_override_input.disabled = !displayname_override_enabled.checked;
+        };
         description_override_enabled.onchange = function () {
             description_override_input.disabled = !description_override_enabled.checked;
         };
@@ -88,16 +99,20 @@ export class CreateEditShareScene {
 
         function onsubmit() {
             try {
-                if (shareType === "map") {
+                if (shareType === "map" || shareType === "bday") {
                     if (!map_validator.validate()) {
                         return false;
                     }
                 }
-                let enabled_by_owner = enabled_checkbox.checked;
-                let hidden_by_owner = hidden_checkbox.checked;
+                let enabled_by_owner = (shareType === "bday" && shareuser_input.value === user) ? true : enabled_checkbox.checked;
+                let hidden_by_owner = (shareType === "bday" && shareuser_input.value === user) ? false : hidden_checkbox.checked;
                 let permissions = permissions_rw_radio.checked ? "rw" : "r";
 
                 let properties = {};
+                if (displayname_override_enabled.checked) {
+                    let key = get_property_key(collection.type, "DISPLAYNAME");
+                    if (key) properties[key] = displayname_override_input.value;
+                }
                 if (description_override_enabled.checked) {
                     let key = get_property_key(collection.type, "DESCRIPTION");
                     if (key) properties[key] = description_override_input.value;
@@ -114,6 +129,11 @@ export class CreateEditShareScene {
                     if (error) {
                         errorHandler.setError(error);
                     } else {
+                        // For bday shares to the current user, invalidate the
+                        // collections cache so the virtual calendar appears immediately.
+                        if (shareType === "bday" && new_share.User === user) {
+                            collectionsCache.invalidate();
+                        }
                         pop_scene();
                     }
                 };
@@ -128,18 +148,22 @@ export class CreateEditShareScene {
                     HiddenByUser: edit ? share.HiddenByUser : null,
                     Properties: properties,
                     User: edit ? share.User : shareuser_input.value,
-                    PathOrToken: edit ? share.PathOrToken : (shareType === "map" ? "/" + shareuser_input.value + "/" + sharehref_input.value + "/" : ""),
+                    PathOrToken: edit ? share.PathOrToken : ((shareType === "map" || shareType === "bday") ? "/" + shareuser_input.value + "/" + sharehref_input.value + "/" : ""),
                 });
 
                 if (edit) {
                     if (shareType === "map") {
                         update_share_by_map(user, password, new_share, callback);
+                    } else if (shareType === "bday") {
+                        update_share_by_bday(user, password, new_share, callback);
                     } else {
                         update_share_by_token(user, password, new_share, callback);
                     }
                 } else {
                     if (shareType === "map") {
                         add_share_by_map(user, password, new_share, callback);
+                    } else if (shareType === "bday") {
+                        add_share_by_bday(user, password, new_share, callback);
                     } else {
                         add_share_by_token(user, password, new_share, callback);
                     }
@@ -153,32 +177,59 @@ export class CreateEditShareScene {
         this.show = function () {
             this.release();
             html_scene.classList.remove("hidden");
+            html_scene.querySelectorAll("details").forEach(function (details) {
+                if (details.dataset.name !== "properties_override") {
+                    details.open = true;
+                } else {
+                    details.open = false;
+                }
+            });
             cancel_btn.onclick = oncancel;
             form.onsubmit = onsubmit;
 
             html_scene.querySelector("h1").textContent = edit ? "Edit Share" : "New Share";
             submit_btn.textContent = edit ? "Save" : "Create";
 
-            shareuser_input.value = edit ? share.User : "";
+            shareuser_input.value = edit ? share.User : (shareType === "bday" ? user : "");
             shareuser_input.disabled = edit;
             enabled_checkbox.checked = edit ? share.EnabledByOwner : true;
             hidden_checkbox.checked = edit ? share.HiddenByOwner : false;
-            permissions_ro_radio.checked = edit ? share.Permissions.toLowerCase() === "r" : true;
-            permissions_rw_radio.checked = edit ? share.Permissions.toLowerCase() === "rw" : false;
 
+            if (shareType === "bday") {
+                // bday is always read-only; hide the permissions section entirely
+                permissions_ro_radio.checked = true;
+                permissions_rw_radio.checked = false;
+                permissions_ro_radio.disabled = true;
+                permissions_rw_radio.disabled = true;
+                permissions_ro_radio.closest("details")?.classList.add("hidden");
+            } else {
+                permissions_ro_radio.closest("details")?.classList.remove("hidden");
+                permissions_ro_radio.disabled = false;
+                permissions_rw_radio.disabled = false;
+                permissions_ro_radio.checked = edit ? share.Permissions.toLowerCase() === "r" : true;
+                permissions_rw_radio.checked = edit ? share.Permissions.toLowerCase() === "rw" : false;
+            }
+
+            let displayname = collection.displayname || "";
             let description = collection.description || "";
             let color = collection.color || "#ffffff";
+            let displayname_override_enabled_value = false;
             let description_override_enabled_value = false;
             let color_override_enabled_value = false;
 
             if (edit && share.Properties) {
+                let displayname_key = get_property_key(collection.type, "DISPLAYNAME");
+                if (displayname_key && share.Properties[displayname_key] !== undefined) {
+                    displayname = share.Properties[displayname_key];
+                    displayname_override_enabled_value = true;
+                }
                 let description_key = get_property_key(collection.type, "DESCRIPTION");
-                if (description_key && share.Properties[description_key]) {
+                if (description_key && share.Properties[description_key] !== undefined) {
                     description = share.Properties[description_key];
                     description_override_enabled_value = true;
                 }
                 let color_key = get_property_key(collection.type, "COLOR");
-                if (color_key && share.Properties[color_key]) {
+                if (color_key && share.Properties[color_key] !== undefined) {
                     color = share.Properties[color_key];
                     if (color.length === 9 && color.endsWith("ff")) {
                         color = color.substring(0, 7);
@@ -187,6 +238,10 @@ export class CreateEditShareScene {
                 }
             }
 
+            displayname_override_enabled.checked = displayname_override_enabled_value;
+            displayname_override_input.value = displayname;
+            displayname_override_input.disabled = !displayname_override_enabled_value;
+
             description_override_enabled.checked = description_override_enabled_value;
             description_override_input.value = description;
             description_override_input.disabled = !description_override_enabled_value;
@@ -197,13 +252,19 @@ export class CreateEditShareScene {
 
             let is_calendar = CollectionType.is_subset(CollectionType.CALENDAR, collection.type);
             let is_addressbook = collection.type === CollectionType.ADDRESSBOOK;
+            properties_fieldset.classList.remove("hidden");
+            if (displayname_override_enabled_value || description_override_enabled_value || color_override_enabled_value) {
+                properties_fieldset.open = true;
+            }
             if (is_calendar || is_addressbook) {
-                properties_fieldset.classList.remove("hidden");
+                description_override_enabled.parentElement.classList.remove("hidden");
+                color_override_enabled.parentElement.classList.remove("hidden");
             } else {
-                properties_fieldset.classList.add("hidden");
+                description_override_enabled.parentElement.classList.add("hidden");
+                color_override_enabled.parentElement.classList.add("hidden");
             }
 
-            if (shareType === "map") {
+            if (shareType === "map" || shareType === "bday") {
                 if (edit) {
                     sharehref_input.value = share.PathOrToken.split("/").filter(Boolean).pop() || "";
                 } else {
diff --git a/radicale/web/internal_data/js/scenes/DeleteCollectionScene.js b/radicale/web/internal_data/js/scenes/DeleteConfirmationScene.js
similarity index 66%
rename from radicale/web/internal_data/js/scenes/DeleteCollectionScene.js
rename to radicale/web/internal_data/js/scenes/DeleteConfirmationScene.js
index 67e34ce63..df6877230 100644
--- a/radicale/web/internal_data/js/scenes/DeleteCollectionScene.js
+++ b/radicale/web/internal_data/js/scenes/DeleteConfirmationScene.js
@@ -19,62 +19,83 @@
  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  */
 
-import { delete_collection } from "../api/api.js";
 import { DELETE_CONFIRMATION_TEXT } from "../constants.js";
-import { Collection } from "../models/collection.js";
 import { collectionsCache } from "../utils/collections_cache.js";
 import { ErrorHandler } from "../utils/error.js";
 import { FormValidator, validate_equals } from "../utils/form_validator.js";
 import { LoadingScene } from "./LoadingScene.js";
-import { Scene, is_current_scene, pop_scene, pop_to_parent, push_scene } from "./scene_manager.js";
+import { Scene, is_current_scene, pop_scene, push_scene } from "./scene_manager.js";
 
 /**
  * @implements {Scene}
  */
-export class DeleteCollectionScene {
+export class DeleteConfirmationScene {
     /**
      * @param {string} user
      * @param {string} password
-     * @param {Collection} collection
+     * @param {string} header_title
+     * @param {any} item
+     * @param {string} item_title
+     * @param {function} delete_action
+     * @param {boolean} needsconfirmation
+     * @param {function} [on_success]
      */
-    constructor(user, password, collection) {
-        /** @type {HTMLElement} */ let html_scene = document.getElementById("deletecollectionscene");
+    constructor(user, password, header_title, item, item_title, delete_action, needsconfirmation, on_success) {
+        /** @type {HTMLElement} */ let html_scene = document.getElementById("deleteconfirmationscene");
+        /** @type {HTMLElement} */ let header_html = html_scene.querySelector("[data-name=headertitle]");
+        if (header_html) header_html.textContent = header_title;
         /** @type {HTMLElement} */ let title_form = html_scene.querySelector("[data-name=title]");
         /** @type {HTMLElement} */ let error_form = html_scene.querySelector("[data-name=error]");
+        /** @type {HTMLElement} */ let confirmation_prompt = html_scene.querySelector("[data-name=confirmationprompt]");
         /** @type {HTMLInputElement} */ let confirmation_txt = html_scene.querySelector("[data-name=confirmationtxt]");
         /** @type {HTMLElement} */ let delete_confirmation_lbl = html_scene.querySelector("[data-name=deleteconfirmationtext]");
         /** @type {HTMLElement} */ let delete_btn = html_scene.querySelector("[data-name=delete]");
         /** @type {HTMLElement} */ let cancel_btn = html_scene.querySelector("[data-name=cancel]");
 
-        delete_confirmation_lbl.innerHTML = DELETE_CONFIRMATION_TEXT;
-        confirmation_txt.value = "";
-        confirmation_txt.addEventListener("keydown", onkeydown);
+        if (needsconfirmation) {
+            delete_confirmation_lbl.innerHTML = DELETE_CONFIRMATION_TEXT;
+            confirmation_txt.value = "";
+            confirmation_txt.addEventListener("keydown", onkeydown);
+            confirmation_prompt.classList.remove("hidden");
+            confirmation_txt.classList.remove("hidden");
+        } else {
+            confirmation_prompt.classList.add("hidden");
+            confirmation_txt.classList.add("hidden");
+            confirmation_txt.removeEventListener("keydown", onkeydown);
+        }
 
         /** @type {?XMLHttpRequest} */ let delete_req = null;
 
         let errorHandler = new ErrorHandler(error_form);
         let validator = new FormValidator(errorHandler);
 
-        validator.addValidator(confirmation_txt, validate_equals(confirmation_txt, DELETE_CONFIRMATION_TEXT, "confirmation"));
+        if (needsconfirmation) {
+            validator.addValidator(confirmation_txt, validate_equals(confirmation_txt, DELETE_CONFIRMATION_TEXT, "confirmation"));
+        }
 
         function ondelete() {
-            if (!validator.validate()) {
+            if (needsconfirmation && !validator.validate()) {
                 return false;
             }
             try {
                 let loading_scene = new LoadingScene();
                 push_scene(loading_scene);
-                delete_req = delete_collection(user, password, collection, function (error1) {
+                delete_req = delete_action(user, password, item, function (error1) {
                     if (!is_current_scene(loading_scene)) {
                         return;
                     }
                     delete_req = null;
                     if (error1) {
-                        errorHandler.setError(error1);
                         pop_scene();
+                        errorHandler.setError(error1);
                     } else {
-                        collectionsCache.invalidate();
-                        pop_to_parent();
+                        pop_scene();
+                        if (on_success) {
+                            on_success();
+                        } else {
+                            collectionsCache.invalidate();
+                            pop_scene();
+                        }
                     }
                 });
             } catch (err) {
@@ -102,7 +123,7 @@ export class DeleteCollectionScene {
         this.show = function () {
             this.release();
             html_scene.classList.remove("hidden");
-            title_form.textContent = collection.displayname || collection.href;
+            title_form.textContent = item_title;
             delete_btn.onclick = ondelete;
             cancel_btn.onclick = oncancel;
             validator.validate();
diff --git a/radicale/web/internal_data/js/scenes/IncomingSharingScene.js b/radicale/web/internal_data/js/scenes/IncomingSharingScene.js
index 1cc1ac2c0..44efee9a7 100644
--- a/radicale/web/internal_data/js/scenes/IncomingSharingScene.js
+++ b/radicale/web/internal_data/js/scenes/IncomingSharingScene.js
@@ -95,7 +95,9 @@ export class IncomingSharingScene {
             nodes = [];
 
             let prefix = "/" + user + "/";
-            let filtered_shares = shares.filter(share => share.ShareType === "map" && share.PathOrToken.startsWith(prefix));
+            let filtered_shares = shares.filter(
+                share => (share.ShareType === "map" || share.ShareType === "bday")
+                    && share.PathOrToken.startsWith(prefix));
 
             if (filtered_shares.length === 0) {
                 table.classList.add("hidden");
diff --git a/radicale/web/internal_data/js/scenes/ShareCollectionScene.js b/radicale/web/internal_data/js/scenes/ShareCollectionScene.js
index 5128c038f..3337bf645 100644
--- a/radicale/web/internal_data/js/scenes/ShareCollectionScene.js
+++ b/radicale/web/internal_data/js/scenes/ShareCollectionScene.js
@@ -20,15 +20,17 @@
  */
 
 import {
+  delete_share_by_bday,
   delete_share_by_map,
   delete_share_by_token,
   reload_sharing_list,
 } from "../api/sharing.js";
-import { Collection } from "../models/collection.js";
+import { Collection, CollectionType } from "../models/collection.js";
 import { collectionsCache } from "../utils/collections_cache.js";
 import { ErrorHandler } from "../utils/error.js";
 import { displayPermissions } from "../utils/permissions.js";
 import { CreateEditShareScene } from "./CreateEditShareScene.js";
+import { DeleteConfirmationScene } from "./DeleteConfirmationScene.js";
 import { Scene, pop_scene, push_scene } from "./scene_manager.js";
 
 /**
@@ -50,6 +52,9 @@ export class ShareCollectionScene {
     );
      /** @type {HTMLElement} */ let share_by_map_btn = html_scene.querySelector(
       "button[data-name=sharebymap]"
+    );
+     /** @type {HTMLElement} */ let share_by_bday_btn = html_scene.querySelector(
+      "button[data-name=sharebybday]"
     );
     /** @type {HTMLElement} */ let share_by_token_div = html_scene.querySelector(
       "div[data-name=sharebytoken]"
@@ -57,6 +62,9 @@ export class ShareCollectionScene {
     /** @type {HTMLElement} */ let share_by_map_div = html_scene.querySelector(
       "div[data-name=sharebymap]"
     );
+    /** @type {HTMLElement} */ let share_by_bday_div = html_scene.querySelector(
+      "div[data-name=sharebybday]"
+    );
     /** @type {HTMLElement} */ let error_form = html_scene.querySelector("[data-name=error]");
 
     let errorHandler = new ErrorHandler(error_form);
@@ -82,9 +90,17 @@ export class ShareCollectionScene {
       push_scene(create_edit_share_scene);
     }
 
+    function onsharebybday() {
+      let create_edit_share_scene = new CreateEditShareScene(user, password, collection, "bday");
+      push_scene(create_edit_share_scene);
+    }
+
     this.show = function () {
       this.release();
       html_scene.classList.remove("hidden");
+      html_scene.querySelectorAll("details").forEach(function (details) {
+        details.open = true;
+      });
       cancel_btn.onclick = oncancel;
 
       collectionsCache.getServerFeatures(user, password, errorHandler.setError, (features) => {
@@ -117,6 +133,26 @@ export class ShareCollectionScene {
         } else {
           if (share_by_map_div) share_by_map_div.classList.add("hidden");
         }
+
+        if (features.sharing && features.sharing.PermittedCreateCollectionByBday) {
+          let is_addressbook = collection.type === CollectionType.ADDRESSBOOK;
+          if (share_by_bday_btn) {
+            if (is_addressbook) {
+              share_by_bday_btn.classList.remove("hidden");
+              share_by_bday_btn.onclick = onsharebybday;
+            } else {
+              share_by_bday_btn.classList.add("hidden");
+            }
+          }
+        } else {
+          if (share_by_bday_btn) share_by_bday_btn.classList.add("hidden");
+        }
+
+        if (features.sharing && features.sharing.FeatureEnabledCollectionByBday && collection.type === CollectionType.ADDRESSBOOK) {
+          if (share_by_bday_div) share_by_bday_div.classList.remove("hidden");
+        } else {
+          if (share_by_bday_div) share_by_bday_div.classList.add("hidden");
+        }
       });
 
       title.textContent = collection.displayname || collection.href;
@@ -139,7 +175,7 @@ export class ShareCollectionScene {
  */
 function update_share_list(user, password, collection, errorHandler) {
   let share_rows = document.querySelectorAll(
-    "[data-name=sharetokenrowtemplate], [data-name=sharemaprowtemplate]",
+    "[data-name=sharetokenrowtemplate], [data-name=sharemaprowtemplate], [data-name=sharebdayrowtemplate]",
   );
   share_rows.forEach(function (row) {
     if (!row.classList.contains("hidden")) {
@@ -166,8 +202,9 @@ function update_share_list(user, password, collection, errorHandler) {
  * @param {string} delete_label 
  * @param {function(string, string, import('../api/sharing.js').Share, function(?string):void):void} delete_action 
  * @param {ErrorHandler} errorHandler
+ * @param {function():void} [onDeleteSuccess] Optional extra callback after a successful delete.
  */
-function add_share_row_node(user, password, collection, share, template, delete_label, delete_action, errorHandler) {
+function add_share_row_node(user, password, collection, share, template, delete_label, delete_action, errorHandler, onDeleteSuccess) {
   let pathortoken = share["PathOrToken"] || "";
   let node = /** @type {HTMLElement} */ (template.cloneNode(true));
   node.classList.remove("hidden");
@@ -188,21 +225,15 @@ function add_share_row_node(user, password, collection, share, template, delete_
 
   /** @type {HTMLElement} */ let delete_btn = node.querySelector("[data-name=delete]");
   delete_btn.onclick = function () {
-    if (!confirm("Are you sure you want to delete " + delete_label + " " + pathortoken + "?")) {
-      return;
-    }
-    delete_action(
-      user,
-      password,
-      share,
-      function (error) {
-        if (error) {
-          errorHandler.setError(error);
-        } else {
-          update_share_list(user, password, collection, errorHandler);
-        }
-      },
+    let delete_collection_scene = new DeleteConfirmationScene(
+      user, password, "Delete Share", share, delete_label + " " + pathortoken, delete_action, false,
+      function () {
+        if (onDeleteSuccess) onDeleteSuccess();
+        pop_scene();
+        update_share_list(user, password, collection, errorHandler);
+      }
     );
+    push_scene(delete_collection_scene);
   };
 
   template.parentNode.insertBefore(node, template);
@@ -218,6 +249,7 @@ function add_share_row_node(user, password, collection, share, template, delete_
 function add_share_rows(user, password, collection, shares, errorHandler) {
   /** @type {HTMLElement} */ let token_template = document.querySelector("[data-name=sharetokenrowtemplate]");
   /** @type {HTMLElement} */ let map_template = document.querySelector("[data-name=sharemaprowtemplate]");
+  /** @type {HTMLElement} */ let bday_template = document.querySelector("[data-name=sharebdayrowtemplate]");
   shares.forEach(function (share) {
     let pathortoken = share["PathOrToken"] || "";
     let pathmapped = share["PathMapped"] || "";
@@ -229,6 +261,9 @@ function add_share_rows(user, password, collection, shares, errorHandler) {
         add_share_row_node(user, password, collection, share, token_template, "share", delete_share_by_token, errorHandler);
       } else if (share["ShareType"] === "map") {
         add_share_row_node(user, password, collection, share, map_template, "map", delete_share_by_map, errorHandler);
+      } else if (share["ShareType"] === "bday") {
+        let onDeleteSuccess = (share["User"] === user) ? function () { collectionsCache.invalidate(); } : undefined;
+        add_share_row_node(user, password, collection, share, bday_template, "bday", delete_share_by_bday, errorHandler, onDeleteSuccess);
       }
     }
   });
@@ -241,7 +276,8 @@ export function maybe_enable_sharing_options(features) {
   if (!features || !features.sharing) return;
   let map_is_enabled = features.sharing.FeatureEnabledCollectionByMap || false;
   let token_is_enabled = features.sharing.FeatureEnabledCollectionByToken || false;
-  if (map_is_enabled || token_is_enabled) {
+  let bday_is_enabled = features.sharing.FeatureEnabledCollectionByBday || false;
+  if (map_is_enabled || token_is_enabled || bday_is_enabled) {
     let share_options = document.querySelectorAll("[data-name=shareoption]");
     for (let i = 0; i < share_options.length; i++) {
       let share_option = share_options[i];
diff --git a/radicale/web/internal_data/js/utils/misc.js b/radicale/web/internal_data/js/utils/misc.js
index cb5e37e0e..fdecb51a4 100644
--- a/radicale/web/internal_data/js/utils/misc.js
+++ b/radicale/web/internal_data/js/utils/misc.js
@@ -108,3 +108,14 @@ export function bytesToHumanReadable(bytes) {
     i = Math.min(i, units.length - 1);
     return Math.round((bytes / Math.pow(1024, i)) * 100) / 100 + ' ' + units[i];
 }
+
+/**
+ * Add selection handler for input fields with 'selectall' class.
+ */
+export function setupSelectAll() {
+    document.addEventListener("focusin", (event) => {
+        if (event.target instanceof HTMLInputElement && event.target.classList.contains("selectall")) {
+            event.target.setSelectionRange(0, 99999);
+        }
+    });
+}