mP1 · mP1 · Jan 31, 2026 · Jan 31, 2026
diff --git a/src/main/java/walkingkooka/spreadsheet/format/provider/SpreadsheetFormatterName.java b/src/main/java/walkingkooka/spreadsheet/format/provider/SpreadsheetFormatterName.java
@@ -23,6 +23,7 @@
 import walkingkooka.plugin.PluginName;
 import walkingkooka.plugin.PluginNameLike;
 import walkingkooka.spreadsheet.format.SpreadsheetFormatter;
+import walkingkooka.spreadsheet.format.SpreadsheetFormatters;
 import walkingkooka.spreadsheet.format.pattern.SpreadsheetPatternKind;
 import walkingkooka.tree.json.JsonNode;
 import walkingkooka.tree.json.marshall.JsonNodeContext;
@@ -187,6 +188,16 @@ public static boolean isChar(final int pos,
         null
     );
 
+    final static String HYPERLINKING_STRING = "hyperlinking";
+
+    /**
+     * The name of the {@link SpreadsheetFormatters#hyperlinking(SpreadsheetFormatter)}.
+     */
+    public final static SpreadsheetFormatterName HYPERLINKING = new SpreadsheetFormatterName(
+        HYPERLINKING_STRING,
+        null
+    );
+
     final static String LONG_DATE_STRING = "long-date";
 
     /**
@@ -375,6 +386,9 @@ public static SpreadsheetFormatterName with(final String name) {
             case GENERAL_STRING:
                 spreadsheetFormatterName = GENERAL;
                 break;
+            case HYPERLINKING_STRING:
+                spreadsheetFormatterName = HYPERLINKING;
+                break;
             case LONG_DATE_STRING:
                 spreadsheetFormatterName = LONG_DATE;
                 break;

diff --git a/...gkooka/spreadsheet/format/provider/SpreadsheetFormattersSpreadsheetFormatterProvider.java b/...gkooka/spreadsheet/format/provider/SpreadsheetFormattersSpreadsheetFormatterProvider.java
@@ -88,6 +88,7 @@ public SpreadsheetFormatter spreadsheetFormatter(final SpreadsheetFormatterSelec
             case SpreadsheetFormatterName.FULL_DATE_TIME_STRING:
             case SpreadsheetFormatterName.FULL_TIME_STRING:
             case SpreadsheetFormatterName.GENERAL_STRING:
+            case SpreadsheetFormatterName.HYPERLINKING_STRING:
             case SpreadsheetFormatterName.LONG_DATE_STRING:
             case SpreadsheetFormatterName.LONG_DATE_TIME_STRING:
             case SpreadsheetFormatterName.LONG_TIME_STRING:
@@ -260,6 +261,13 @@ public SpreadsheetFormatter spreadsheetFormatter(final SpreadsheetFormatterName
 
                 formatter = SpreadsheetFormatters.general();
                 break;
+            case SpreadsheetFormatterName.HYPERLINKING_STRING:
+                parameterCountCheck(1, count);
+
+                formatter = SpreadsheetFormatters.hyperlinking(
+                    (SpreadsheetFormatter) copy.get(0)
+                );
+                break;
             case SpreadsheetFormatterName.LONG_DATE_STRING:
                 parameterCountCheck(count);
 
@@ -648,6 +656,9 @@ public Optional<SpreadsheetFormatterSelectorToken> spreadsheetFormatterNextToken
             case SpreadsheetFormatterName.GENERAL_STRING:
                 next = null;
                 break;
+            case SpreadsheetFormatterName.HYPERLINKING_STRING:
+                next = null;
+                break;
             case SpreadsheetFormatterName.LONG_DATE_STRING:
                 next = null;
                 break;
@@ -1082,6 +1093,9 @@ public List<SpreadsheetFormatterSample> spreadsheetFormatterSamples(final Spread
                 }
                 break;
             }
+            case SpreadsheetFormatterName.HYPERLINKING_STRING: {
+                break;
+            }
             case SpreadsheetFormatterName.LONG_DATE_STRING:
                 samples.add(
                     longDateSample(
@@ -2118,6 +2132,7 @@ public SpreadsheetFormatterInfoSet spreadsheetFormatterInfos() {
             spreadsheetFormatterInfo(SpreadsheetFormatterName.FULL_DATE_TIME),
             spreadsheetFormatterInfo(SpreadsheetFormatterName.FULL_TIME),
             spreadsheetFormatterInfo(SpreadsheetFormatterName.GENERAL),
+            spreadsheetFormatterInfo(SpreadsheetFormatterName.HYPERLINKING),
             spreadsheetFormatterInfo(SpreadsheetFormatterName.LONG_DATE),
             spreadsheetFormatterInfo(SpreadsheetFormatterName.LONG_DATE_TIME),
             spreadsheetFormatterInfo(SpreadsheetFormatterName.LONG_TIME),

diff --git a/...walkingkooka/spreadsheet/engine/SpreadsheetEngineContextSharedSpreadsheetContextTest.java b/...walkingkooka/spreadsheet/engine/SpreadsheetEngineContextSharedSpreadsheetContextTest.java
@@ -1315,7 +1315,7 @@ public void testToString() {
                 "  \"findFunctions\": \"@\",\n" +
                 "  \"findHighlighting\": false,\n" +
                 "  \"formHandlers\": \"basic\",\n" +
-                "  \"formatters\": \"accounting, automatic, badge-error, collection, currency, date, date-time, default-text, expression, full-date, full-date-time, full-time, general, long-date, long-date-time, long-time, medium-date, medium-date-time, medium-time, number, percent, scientific, short-date, short-date-time, short-time, text, time\",\n" +
+                "  \"formatters\": \"accounting, automatic, badge-error, collection, currency, date, date-time, default-text, expression, full-date, full-date-time, full-time, general, hyperlinking, long-date, long-date-time, long-time, medium-date, medium-date-time, medium-time, number, percent, scientific, short-date, short-date-time, short-time, text, time\",\n" +
                 "  \"formattingConverter\": \"collection(text, number, date-time, basic, spreadsheet-value, boolean, error-throwing, color, expression, environment, locale, plugins, spreadsheet-metadata, style, text-node, template, net)\",\n" +
                 "  \"formulaConverter\": \"collection(text, number, date-time, basic, spreadsheet-value, boolean, error-throwing, color, expression, environment, json, locale, template, net)\",\n" +
                 "  \"formulaFunctions\": \"@test-context-loadCell, test-context-serverUrl, test-context-spreadsheet-metadata, xyz\",\n" +
@@ -1540,7 +1540,7 @@ public void testToStringMetadataIncludingAllColorNameAndColorNumberProperties()
                 "  \"findFunctions\": \"@\",\n" +
                 "  \"findHighlighting\": false,\n" +
                 "  \"formHandlers\": \"basic\",\n" +
-                "  \"formatters\": \"accounting, automatic, badge-error, collection, currency, date, date-time, default-text, expression, full-date, full-date-time, full-time, general, long-date, long-date-time, long-time, medium-date, medium-date-time, medium-time, number, percent, scientific, short-date, short-date-time, short-time, text, time\",\n" +
+                "  \"formatters\": \"accounting, automatic, badge-error, collection, currency, date, date-time, default-text, expression, full-date, full-date-time, full-time, general, hyperlinking, long-date, long-date-time, long-time, medium-date, medium-date-time, medium-time, number, percent, scientific, short-date, short-date-time, short-time, text, time\",\n" +
                 "  \"formattingConverter\": \"collection(text, number, date-time, basic, spreadsheet-value, boolean, error-throwing, color, expression, environment, locale, plugins, spreadsheet-metadata, style, text-node, template, net)\",\n" +
                 "  \"formulaConverter\": \"collection(text, number, date-time, basic, spreadsheet-value, boolean, error-throwing, color, expression, environment, json, locale, template, net)\",\n" +
                 "  \"formulaFunctions\": \"@test-context-loadCell, test-context-serverUrl, test-context-spreadsheet-metadata, xyz\",\n" +

diff --git a/src/test/java/walkingkooka/spreadsheet/format/provider/SpreadsheetFormatterNameTest.java b/src/test/java/walkingkooka/spreadsheet/format/provider/SpreadsheetFormatterNameTest.java
@@ -87,6 +87,11 @@ public void testWithGeneral() {
         this.verifyConstant("general");
     }
 
+    @Test
+    public void testWithHyperlinking() {
+        this.verifyConstant("hyperlinking");
+    }
+
     @Test
     public void testWithLongDate() {
         this.verifyConstant("long-date");

diff --git a/...ka/spreadsheet/format/provider/SpreadsheetFormattersSpreadsheetFormatterProviderTest.java b/...ka/spreadsheet/format/provider/SpreadsheetFormattersSpreadsheetFormatterProviderTest.java
@@ -652,6 +652,19 @@ public void testSpreadsheetFormatterSelectorWithGeneral() {
         );
     }
 
+    // hyperlinking.....................................................................................................
+
+    @Test
+    public void testSpreadsheetFormatterSelectorWithHyperlinking() {
+        this.spreadsheetFormatterAndCheck(
+            "hyperlinking(general)",
+            PROVIDER_CONTEXT,
+            SpreadsheetFormatters.hyperlinking(
+                SpreadsheetFormatters.general()
+            )
+        );
+    }
+
     // long-date........................................................................................................
 
     @Test
@@ -4683,6 +4696,7 @@ public void testTreePrintable() {
                 "  https://github.com/mP1/walkingkooka-spreadsheet/SpreadsheetFormatter/full-date-time full-date-time\n" +
                 "  https://github.com/mP1/walkingkooka-spreadsheet/SpreadsheetFormatter/full-time full-time\n" +
                 "  https://github.com/mP1/walkingkooka-spreadsheet/SpreadsheetFormatter/general general\n" +
+                "  https://github.com/mP1/walkingkooka-spreadsheet/SpreadsheetFormatter/hyperlinking hyperlinking\n" +
                 "  https://github.com/mP1/walkingkooka-spreadsheet/SpreadsheetFormatter/long-date long-date\n" +
                 "  https://github.com/mP1/walkingkooka-spreadsheet/SpreadsheetFormatter/long-date-time long-date-time\n" +
                 "  https://github.com/mP1/walkingkooka-spreadsheet/SpreadsheetFormatter/long-time long-time\n" +
@@ -4720,6 +4734,7 @@ public void testMarshall() {
                     "  \"https://github.com/mP1/walkingkooka-spreadsheet/SpreadsheetFormatter/full-date-time full-date-time\",\n" +
                     "  \"https://github.com/mP1/walkingkooka-spreadsheet/SpreadsheetFormatter/full-time full-time\",\n" +
                     "  \"https://github.com/mP1/walkingkooka-spreadsheet/SpreadsheetFormatter/general general\",\n" +
+                    "  \"https://github.com/mP1/walkingkooka-spreadsheet/SpreadsheetFormatter/hyperlinking hyperlinking\",\n" +
                     "  \"https://github.com/mP1/walkingkooka-spreadsheet/SpreadsheetFormatter/long-date long-date\",\n" +
                     "  \"https://github.com/mP1/walkingkooka-spreadsheet/SpreadsheetFormatter/long-date-time long-date-time\",\n" +
                     "  \"https://github.com/mP1/walkingkooka-spreadsheet/SpreadsheetFormatter/long-time long-time\",\n" +

diff --git a/src/test/java/walkingkooka/spreadsheet/meta/SpreadsheetMetadataNonEmptyTest.java b/src/test/java/walkingkooka/spreadsheet/meta/SpreadsheetMetadataNonEmptyTest.java
@@ -3017,6 +3017,7 @@ public void testTreePrintWithSpreadsheetId() {
                 "      full-date-time\n" +
                 "      full-time\n" +
                 "      general\n" +
+                "      hyperlinking\n" +
                 "      long-date\n" +
                 "      long-date-time\n" +
                 "      long-time\n" +
@@ -3243,6 +3244,7 @@ public void testTreePrintWithSpreadsheetIdAndSpreadsheetName() {
                 "      full-date-time\n" +
                 "      full-time\n" +
                 "      general\n" +
+                "      hyperlinking\n" +
                 "      long-date\n" +
                 "      long-date-time\n" +
                 "      long-time\n" +
@@ -3467,6 +3469,7 @@ public void testTreePrintMissingSpreadsheetId() {
                 "    full-date-time\n" +
                 "    full-time\n" +
                 "    general\n" +
+                "    hyperlinking\n" +
                 "    long-date\n" +
                 "    long-date-time\n" +
                 "    long-time\n" +

diff --git a/...a/walkingkooka/spreadsheet/meta/SpreadsheetMetadataSpreadsheetEnvironmentContextTest.java b/...a/walkingkooka/spreadsheet/meta/SpreadsheetMetadataSpreadsheetEnvironmentContextTest.java
@@ -828,6 +828,7 @@ public void testTreePrint() {
                 "    full-date-time\n" +
                 "    full-time\n" +
                 "    general\n" +
+                "    hyperlinking\n" +
                 "    long-date\n" +
                 "    long-date-time\n" +
                 "    long-time\n" +