diff --git a/.github/workflows/docs.yml b/.github/workflows/docs.yml
deleted file mode 100644
index cd153d29b..000000000
--- a/.github/workflows/docs.yml
+++ /dev/null
@@ -1,21 +0,0 @@
-name: docs
-
-on:
-  pull_request:
-    branches:
-    - '**'
-    # Only run when changes are made to the docs.
-    paths:
-    - 'docs/**'
-
-jobs:
-  markdown-link-check:
-    runs-on: ubuntu-latest
-    steps:
-    - uses: actions/checkout@v4
-    - uses: gaurav-nelson/github-action-markdown-link-check@v1
-      with:
-        use-quiet-mode: yes
-        use-verbose-mode: yes
-        check-modified-files-only: yes
-        base-branch: master
diff --git a/.github/workflows/tox.yml b/.github/workflows/tox.yml
index 8f45e22e6..bf7e529d5 100644
--- a/.github/workflows/tox.yml
+++ b/.github/workflows/tox.yml
@@ -71,7 +71,7 @@ jobs:
       fail-fast: false
       max-parallel: 4
       matrix:
-        tox-env: [flake8, pep517check, checkspelling]
+        tox-env: [flake8, pep517check, checklinks, checkspelling]
 
     env:
       TOXENV: ${{ matrix.tox-env }}
diff --git a/docs/change_log/release-2.4.md b/docs/change_log/release-2.4.md
index 1f4ab2390..7d5faa68b 100644
--- a/docs/change_log/release-2.4.md
+++ b/docs/change_log/release-2.4.md
@@ -50,7 +50,7 @@ What's New in Python-Markdown 2.4
   Blocks] section for details. Thanks to [ryneeverett] for implementing this
   feature.
 
-[Markdown Inside HTML Blocks]: ../extensions/extra.md#nested-markdown-inside-html-blocks
+[Markdown Inside HTML Blocks]: ../extensions/md_in_html.md
 [ryneeverett]: https://github.com/ryneeverett
 
 * The code blocks now support emphasizing some of the code lines. To use this
diff --git a/docs/change_log/release-2.5.md b/docs/change_log/release-2.5.md
index 519f013b1..095f17d26 100644
--- a/docs/change_log/release-2.5.md
+++ b/docs/change_log/release-2.5.md
@@ -103,7 +103,7 @@ Backwards-incompatible Changes
   a string to the extension name will be deprecated in Python-Markdown
   version 2.6 and will raise a **`PendingDeprecationWarning`** in 2.5. The
   [`extension_configs`](../reference.md#extension_configs) keyword should
-  be used instead. See the [documentation](../reference.md#extension-configs)
+  be used instead. See the [documentation](../reference.md#extension_configs)
   for a full explanation of the current behavior.
 
 What's New in Python-Markdown 2.5
diff --git a/docs/change_log/release-2.6.md b/docs/change_log/release-2.6.md
index f117eb8c5..3019e012a 100644
--- a/docs/change_log/release-2.6.md
+++ b/docs/change_log/release-2.6.md
@@ -137,7 +137,7 @@ The previously documented method of appending the extension configuration
 options as a string to the extension name is deprecated and will raise a
 **`DeprecationWarning`** in version 2.6 and an error in 2.7. The
 [`extension_configs`](../reference.md#extension_configs) keyword should be used
-instead. See the [documentation](../reference.md#extension-configs) for a full
+instead. See the [documentation](../reference.md#extension_configs) for a full
 explanation of the current behavior.
 
 ### HeaderId Extension Pending Deprecation
@@ -214,7 +214,7 @@ Note the call to `super` to get the benefits of configuration handling from the
 parent class. See the [documentation][config] for more information.
 
 [config]: ../extensions/api.md#configsettings
-[mext]: ../extensions/api.md#makeextension
+[mext]: ../extensions/api.md#dot_notation
 
 ## What's New in Python-Markdown 2.6
 
diff --git a/docs/extensions/api.md b/docs/extensions/api.md
index 56f825015..1cf18bb43 100644
--- a/docs/extensions/api.md
+++ b/docs/extensions/api.md
@@ -801,7 +801,7 @@ When `markdown.Markdown` is passed the "name" of your extension as a dot notatio
 (for example `path.to.module`), it will import the module and call the `makeExtension` function to initiate your
 extension.
 
-## Registries
+## Registries { #registry }
 
 The `markdown.util.Registry` class is a priority sorted registry which Markdown uses internally to determine the
 processing order of its various processors and patterns.
@@ -884,3 +884,4 @@ assert someitem in registry
 [setuptools]: https://packaging.python.org/key_projects/#setuptools
 [Entry points]: https://setuptools.readthedocs.io/en/latest/setuptools.html#dynamic-discovery-of-services-and-plugins
 [Packaging and Distributing Projects]: https://packaging.python.org/tutorials/distributing-packages/
+[Inline Patterns]: #inline-patterns
diff --git a/docs/extensions/md_in_html.md b/docs/extensions/md_in_html.md
index 978f5c378..06a01d763 100644
--- a/docs/extensions/md_in_html.md
+++ b/docs/extensions/md_in_html.md
@@ -13,7 +13,7 @@ enabled, the content of a raw HTML block-level element can be parsed as Markdown
 on the opening tag. The `markdown` attribute will be stripped from the output, while all other attributes will be
 preserved.
 
-The `markdown` attribute can be assigned one of three values: [`"1"`](#1), [`"block"`](#block), or [`"span"`](#span).
+The `markdown` attribute can be assigned one of three values: [`"1"`](#markdown1), [`"block"`](#block), or [`"span"`](#span).
 
 !!! note
 
@@ -21,7 +21,7 @@ The `markdown` attribute can be assigned one of three values: [`"1"`](#1), [`"bl
     according to the HTML specification. Whereas the `"span"` and `"block"` values assigned to the `markdown`
     attribute refer to the Markdown parser's behavior.
 
-### `markdown="1"` { #1 }
+### `markdown="1"` { #markdown1 }
 
 When the `markdown` attribute is set to `"1"`, then the parser will use the default behavior for that specific tag.
 
diff --git a/docs/templates/python/nature/attribute.html b/docs/templates/python/nature/attribute.html.jinja
similarity index 95%
rename from docs/templates/python/nature/attribute.html
rename to docs/templates/python/nature/attribute.html.jinja
index 906d292b7..a40d6728c 100644
--- a/docs/templates/python/nature/attribute.html
+++ b/docs/templates/python/nature/attribute.html.jinja
@@ -1,4 +1,4 @@
-{% extends "_base/attribute.html" %}
+{% extends "_base/attribute.html.jinja" %}
 
 {% block heading scoped %}
   <a class="doc-source-link" href="{{ config.source.repo }}/tree/{{ config.source.tag }}/{{ attribute.relative_filepath }}#L{{ attribute.lineno }}{% if attribute.endlineno > attribute.lineno %}-L{{ attribute.endlineno }}{% endif %}" title='View source code on GitHub'>&lsaquo;&rsaquo;</a>
diff --git a/docs/templates/python/nature/class.html b/docs/templates/python/nature/class.html.jinja
similarity index 87%
rename from docs/templates/python/nature/class.html
rename to docs/templates/python/nature/class.html.jinja
index dc8b58511..4cf19ec8d 100644
--- a/docs/templates/python/nature/class.html
+++ b/docs/templates/python/nature/class.html.jinja
@@ -1,4 +1,4 @@
-{% extends "_base/class.html" %}
+{% extends "_base/class.html.jinja" %}
 
 {% block heading scoped %}
   <a class="doc-source-link" href="{{ config.source.repo }}/tree/{{ config.source.tag }}/{{ class.relative_filepath }}#L{{ class.lineno }}" title="{{ config.source.title }}">&lsaquo;&rsaquo;</a>
diff --git a/docs/templates/python/nature/docstring/admonition.html b/docs/templates/python/nature/docstring/admonition.html.jinja
similarity index 100%
rename from docs/templates/python/nature/docstring/admonition.html
rename to docs/templates/python/nature/docstring/admonition.html.jinja
diff --git a/docs/templates/python/nature/function.html b/docs/templates/python/nature/function.html.jinja
similarity index 89%
rename from docs/templates/python/nature/function.html
rename to docs/templates/python/nature/function.html.jinja
index 9703647e5..8bbca47d8 100644
--- a/docs/templates/python/nature/function.html
+++ b/docs/templates/python/nature/function.html.jinja
@@ -1,4 +1,4 @@
-{% extends "_base/function.html" %}
+{% extends "_base/function.html.jinja" %}
 
 {% block heading scoped %}
   <a class="doc-source-link" href="{{ config.source.repo }}/tree/{{ config.source.tag }}/{{ function.relative_filepath }}#L{{ function.lineno }}{% if function.endlineno > function.lineno %}-L{{ function.endlineno }}{% endif %}" title="{{ config.source.title }}">&lsaquo;&rsaquo;</a>
diff --git a/docs/templates/python/nature/module.html b/docs/templates/python/nature/module.html.jinja
similarity index 85%
rename from docs/templates/python/nature/module.html
rename to docs/templates/python/nature/module.html.jinja
index 0b9b9f099..465ef1d9f 100644
--- a/docs/templates/python/nature/module.html
+++ b/docs/templates/python/nature/module.html.jinja
@@ -1,4 +1,4 @@
-{% extends "_base/module.html" %}
+{% extends "_base/module.html.jinja" %}
 
 {% block heading scoped %}
   <a class="doc-source-link" href="{{ config.source.repo }}/tree/{{ config.source.tag }}/{{ module.relative_filepath }}" title="{{ config.source.title }}">&lsaquo;&rsaquo;</a>
diff --git a/mkdocs.yml b/mkdocs.yml
index 51fbdd67c..92f6ccc80 100644
--- a/mkdocs.yml
+++ b/mkdocs.yml
@@ -52,6 +52,12 @@ nav:
 not_in_nav: |
   change_log/
 
+validation:
+  omitted_files: warn
+  absolute_links: warn
+  unrecognized_links: warn
+  anchors: warn
+
 markdown_extensions:
   - extra
   - admonition
diff --git a/pyproject.toml b/pyproject.toml
index fa88f8318..088e242af 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -53,7 +53,7 @@ testing = [
     'pyyaml'
 ]
 docs = [
-    'mkdocs>=1.5',
+    'mkdocs>=1.6',
     'mkdocs-nature>=0.6',
     'mdx_gh_links>=0.2',
     "mkdocstrings[python]",
diff --git a/tox.ini b/tox.ini
index d071054ea..31525091b 100644
--- a/tox.ini
+++ b/tox.ini
@@ -29,13 +29,13 @@ skip_install = true
 extras = docs
 deps = pyspelling
 commands =
-    {envpython} -m mkdocs build --strict --config-file {toxinidir}/mkdocs.yml
+    {envpython} -m mkdocs build --config-file {toxinidir}/mkdocs.yml
     {envpython} -m pyspelling --config {toxinidir}/.pyspelling.yml
 
 [testenv:checklinks]
-whitelist_externals = markdown-link-check
+extras = docs
 deps =
-commands = {toxinidir}/checklinks.sh
+commands = {envpython} -m mkdocs build --strict --config-file {toxinidir}/mkdocs.yml
 
 [testenv:pep517check]
 deps = pep517