diff --git a/.github/workflows/build-index.yml b/.github/workflows/build-index.yml
index 0067e61..abd1ca0 100644
--- a/.github/workflows/build-index.yml
+++ b/.github/workflows/build-index.yml
@@ -33,8 +33,13 @@ jobs:
   build-index:
     runs-on: ubuntu-latest
     steps:
+      # Full history (not the default shallow depth-1 clone) - Build-Index.ps1 runs `git log`
+      # per script to record each file's last-modified commit date, which needs the actual
+      # history to be present, not just the tip commit.
       - name: Checkout
         uses: actions/checkout@v4
+        with:
+          fetch-depth: 0
 
       # Manual runs are restricted to codeowners (.github/CODEOWNERS) - push-to-main and PR
       # validation builds are untouched by this and need no such check (push already requires
diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
index f6ecce5..1fbc907 100644
--- a/CONTRIBUTING.md
+++ b/CONTRIBUTING.md
@@ -30,8 +30,8 @@ using module .\PaletteScriptAttributes.psm1
 .DESCRIPTION
     Generate a new GUID and copy it to the clipboard.
 #>
-[ScriptHost('pwsh')]
 [ScriptGroup('Utilities')]
+[ScriptVersion('1.0.0')]
 [ScriptIcon('🆔')]
 [ScriptTimeout(5000)]
 [ScriptOutput('None')]
@@ -50,8 +50,9 @@ Set-ClipboardText $guid
 
 | Attribute | Purpose |
 |---|---|
-| `[ScriptHost('pwsh'\|'powershell')]` | Which PowerShell to run under |
+| `[ScriptHost('pwsh'\|'powershell')]` | Which PowerShell to run under. Optional — omit it to run under the user's configured default host instead of pinning one. |
 | `[ScriptGroup('Name')]` | Category/group in the palette |
+| `[ScriptVersion('1.0.0')]` | Script version (SemVer recommended) — lets tools detect when a newer copy is available |
 | `[ScriptIcon('🆔')]` | Emoji or glyph icon |
 | `[ScriptTimeout(5000)]` | Timeout in milliseconds |
 | `[ScriptOutput('None'\|'Toast'\|'Clipboard'\|'Markdown'\|'File'\|'List')]` | How stdout is handled |
diff --git a/index.json b/index.json
index 8e30684..2a83f82 100644
--- a/index.json
+++ b/index.json
@@ -9,7 +9,9 @@
       "icon": "📝",
       "author": "phireForge",
       "tags": [],
-      "sha": "1545d557d133e55687af505e4c736c560090c143"
+      "sha": "00210897cbfc3dd6e14bfbd7052274f623f135e5",
+      "version": "1.0.0",
+      "lastModified": "2026-07-04T06:30:07-04:00"
     },
     {
       "path": "scripts/phireForge/CheatSheet-RegularExpressions.ps1",
@@ -19,7 +21,9 @@
       "icon": "🔤",
       "author": "phireForge",
       "tags": [],
-      "sha": "6aa0f5dc405f80ec545a7216d162ce3cfbc0b44e"
+      "sha": "8fdc369141ee2f1390380415125457c746ee2b11",
+      "version": "1.0.0",
+      "lastModified": "2026-07-04T06:30:07-04:00"
     },
     {
       "path": "scripts/phireForge/Clipboard-LinesToCsv.ps1",
@@ -29,7 +33,9 @@
       "icon": "🔗",
       "author": "phireForge",
       "tags": [],
-      "sha": "93b296fea562ad6d17ba51490ad668a9a6aff52b"
+      "sha": "2ad5803ded6629a56e7c9f26b2ffe3d3afed81fe",
+      "version": "1.0.0",
+      "lastModified": "2026-07-04T06:30:07-04:00"
     },
     {
       "path": "scripts/phireForge/Clipboard-LinesToDoubleQuotedCsv.ps1",
@@ -39,7 +45,9 @@
       "icon": "🔗",
       "author": "phireForge",
       "tags": [],
-      "sha": "251eb0926170fa04e39f941ab39b6320da2ac417"
+      "sha": "0407711c6bd5cb4742d7267656619f3e12ca65ac",
+      "version": "1.0.0",
+      "lastModified": "2026-07-04T06:30:07-04:00"
     },
     {
       "path": "scripts/phireForge/Clipboard-LinesToSingleQuoteCsv.ps1",
@@ -49,7 +57,9 @@
       "icon": "🔗",
       "author": "phireForge",
       "tags": [],
-      "sha": "4aa55928b52d828a56910e281b43a898a7b1eaed"
+      "sha": "8e05bab4b7907c14947287d46aa7d89ac93925d4",
+      "version": "1.0.0",
+      "lastModified": "2026-07-04T06:30:07-04:00"
     },
     {
       "path": "scripts/phireForge/Clipboard-PreviewMarkdown.ps1",
@@ -59,7 +69,9 @@
       "icon": "👁️",
       "author": "phireForge",
       "tags": [],
-      "sha": "f81ef43f33c2e7adf655631f2a5b9324096196ae"
+      "sha": "53ba875882efadc2418b22d50e915d14a6c97573",
+      "version": "1.0.0",
+      "lastModified": "2026-07-04T06:30:07-04:00"
     },
     {
       "path": "scripts/phireForge/Flush-DNS.ps1",
@@ -69,7 +81,9 @@
       "icon": "🧹",
       "author": "phireForge",
       "tags": [],
-      "sha": "a6bd75fa562bd2b931283cde4f7e1c4256d34ec3"
+      "sha": "890907771ba92ff55e9f39051aad3b877961095b",
+      "version": "1.0.0",
+      "lastModified": "2026-07-04T06:30:07-04:00"
     },
     {
       "path": "scripts/phireForge/Generate-Password.ps1",
@@ -79,7 +93,9 @@
       "icon": "🔑",
       "author": "phireForge",
       "tags": [],
-      "sha": "700386ea9d8a178b086eb818dc608e3306383ce5"
+      "sha": "953bf2951cdaa7645db3c63b06693e5daab05c8a",
+      "version": "1.0.0",
+      "lastModified": "2026-07-04T06:30:07-04:00"
     },
     {
       "path": "scripts/phireForge/List-Processes.ps1",
@@ -89,7 +105,9 @@
       "icon": "📋",
       "author": "phireForge",
       "tags": [],
-      "sha": "a46be27b66f20ccc30f5be309ceaa9f5d92b479f"
+      "sha": "d036fab6f7e35c39636242d54d080c0d79f5f701",
+      "version": "1.0.0",
+      "lastModified": "2026-07-04T06:30:07-04:00"
     },
     {
       "path": "scripts/phireForge/Stop-Process.ps1",
@@ -99,7 +117,9 @@
       "icon": "🛑",
       "author": "phireForge",
       "tags": [],
-      "sha": "ca75e5ba90d610bbd910ea6409f0210d9b3eb3e7"
+      "sha": "7bc6fb9a0ed61ac07896b6e43ba7a84cc37926a8",
+      "version": "1.0.0",
+      "lastModified": "2026-07-04T06:30:07-04:00"
     },
     {
       "path": "scripts/phireForge/View-CertificateExpiry.ps1",
@@ -109,7 +129,9 @@
       "icon": "🔐",
       "author": "phireForge",
       "tags": [],
-      "sha": "5d82f03ba21fb7d068f75bd0e08e12816b7fe5c3"
+      "sha": "01868aa8bd6b9905c73aecb51fdd9d261574b339",
+      "version": "1.0.0",
+      "lastModified": "2026-07-04T06:30:07-04:00"
     },
     {
       "path": "scripts/phireForge/View-DiskSpace.ps1",
@@ -119,7 +141,9 @@
       "icon": "💾",
       "author": "phireForge",
       "tags": [],
-      "sha": "2189cc18708b2114e048e89a3c75ea14fa2a3dca"
+      "sha": "96b2ca373a2e5b77996aa922dc7a92f3bb77a811",
+      "version": "1.0.0",
+      "lastModified": "2026-07-04T06:30:07-04:00"
     },
     {
       "path": "scripts/phireForge/View-EnvironmentVariables.ps1",
@@ -129,7 +153,9 @@
       "icon": "🌱",
       "author": "phireForge",
       "tags": [],
-      "sha": "96d69fb1733d0f20cb76ac55203ae72afd5f36bf"
+      "sha": "dd7602333fd59cfdb0aca1419a3bfa19f4e0d698",
+      "version": "1.0.0",
+      "lastModified": "2026-07-04T06:30:07-04:00"
     },
     {
       "path": "scripts/phireForge/View-EventLogErrors.ps1",
@@ -139,7 +165,9 @@
       "icon": "🚨",
       "author": "phireForge",
       "tags": [],
-      "sha": "d522b31c5c2066c0a4be39892f5b9435fe943d14"
+      "sha": "f908e8f01e9fad17bd05d0992c1a32302d7ee6da",
+      "version": "1.0.0",
+      "lastModified": "2026-07-04T06:30:07-04:00"
     },
     {
       "path": "scripts/phireForge/View-SystemStatistics.ps1",
@@ -149,7 +177,9 @@
       "icon": "📊",
       "author": "phireForge",
       "tags": [],
-      "sha": "0f2f35ba65d1aaa883c544b76e9cf4518d98ea56"
+      "sha": "1bad0d6c52c5a0185efb44b4212845f742b34b2d",
+      "version": "1.0.0",
+      "lastModified": "2026-07-04T06:30:07-04:00"
     },
     {
       "path": "scripts/phireForge/View-TimeZones.ps1",
@@ -159,7 +189,9 @@
       "icon": "🕒",
       "author": "phireForge",
       "tags": [],
-      "sha": "3b6430eca549f609bbdb13066411f04e53fcecec"
+      "sha": "9e3a1ad3f03053eddcb90316506382bae3a47aa5",
+      "version": "1.0.0",
+      "lastModified": "2026-07-04T06:30:07-04:00"
     }
   ]
 }
diff --git a/scripts/phireForge/CheatSheet-Markdown.ps1 b/scripts/phireForge/CheatSheet-Markdown.ps1
index 1545d55..0021089 100644
--- a/scripts/phireForge/CheatSheet-Markdown.ps1
+++ b/scripts/phireForge/CheatSheet-Markdown.ps1
@@ -6,8 +6,8 @@ using module .\PaletteScriptAttributes.psm1
 .DESCRIPTION
     Show a polished Markdown reference with syntax examples, rendered output, and practical tips
 #>
-[ScriptHost('pwsh')]
 [ScriptGroup('Reference')]
+[ScriptVersion('1.0.0')]
 [ScriptIcon('📝')]
 [ScriptTimeout(5000)]
 [ScriptOutput('Markdown')]
diff --git a/scripts/phireForge/CheatSheet-RegularExpressions.ps1 b/scripts/phireForge/CheatSheet-RegularExpressions.ps1
index 6aa0f5d..8fdc369 100644
--- a/scripts/phireForge/CheatSheet-RegularExpressions.ps1
+++ b/scripts/phireForge/CheatSheet-RegularExpressions.ps1
@@ -6,8 +6,8 @@ using module .\PaletteScriptAttributes.psm1
 .DESCRIPTION
     Show a practical regular-expression reference with tokens, flags, recipes, and PowerShell examples
 #>
-[ScriptHost('pwsh')]
 [ScriptGroup('Reference')]
+[ScriptVersion('1.0.0')]
 [ScriptIcon('🔤')]
 [ScriptTimeout(5000)]
 [ScriptOutput('Markdown')]
diff --git a/scripts/phireForge/Clipboard-LinesToCsv.ps1 b/scripts/phireForge/Clipboard-LinesToCsv.ps1
index 93b296f..2ad5803 100644
--- a/scripts/phireForge/Clipboard-LinesToCsv.ps1
+++ b/scripts/phireForge/Clipboard-LinesToCsv.ps1
@@ -6,8 +6,8 @@ using module .\PaletteScriptAttributes.psm1
 .DESCRIPTION
     Take multi-line text from the clipboard and join it into a single comma-delimited line
 #>
-[ScriptHost('pwsh')]
 [ScriptGroup('Text')]
+[ScriptVersion('1.0.0')]
 [ScriptIcon('🔗')]
 [ScriptTimeout(5000)]
 [ScriptOutput('Clipboard')]
diff --git a/scripts/phireForge/Clipboard-LinesToDoubleQuotedCsv.ps1 b/scripts/phireForge/Clipboard-LinesToDoubleQuotedCsv.ps1
index 251eb09..0407711 100644
--- a/scripts/phireForge/Clipboard-LinesToDoubleQuotedCsv.ps1
+++ b/scripts/phireForge/Clipboard-LinesToDoubleQuotedCsv.ps1
@@ -6,8 +6,8 @@ using module .\PaletteScriptAttributes.psm1
 .DESCRIPTION
     Take multi-line text from the clipboard, wrap each line in double quotes, and join into one comma-delimited line
 #>
-[ScriptHost('pwsh')]
 [ScriptGroup('Text')]
+[ScriptVersion('1.0.0')]
 [ScriptIcon('🔗')]
 [ScriptTimeout(5000)]
 [ScriptOutput('Clipboard')]
diff --git a/scripts/phireForge/Clipboard-LinesToSingleQuoteCsv.ps1 b/scripts/phireForge/Clipboard-LinesToSingleQuoteCsv.ps1
index 4aa5592..8e05bab 100644
--- a/scripts/phireForge/Clipboard-LinesToSingleQuoteCsv.ps1
+++ b/scripts/phireForge/Clipboard-LinesToSingleQuoteCsv.ps1
@@ -6,8 +6,8 @@ using module .\PaletteScriptAttributes.psm1
 .DESCRIPTION
     Take multi-line text from the clipboard, wrap each line in single quotes, and join into one comma-delimited line
 #>
-[ScriptHost('pwsh')]
 [ScriptGroup('Text')]
+[ScriptVersion('1.0.0')]
 [ScriptIcon('🔗')]
 [ScriptTimeout(5000)]
 [ScriptOutput('Clipboard')]
diff --git a/scripts/phireForge/Clipboard-PreviewMarkdown.ps1 b/scripts/phireForge/Clipboard-PreviewMarkdown.ps1
index f81ef43..53ba875 100644
--- a/scripts/phireForge/Clipboard-PreviewMarkdown.ps1
+++ b/scripts/phireForge/Clipboard-PreviewMarkdown.ps1
@@ -6,8 +6,8 @@ using module .\PaletteScriptAttributes.psm1
 .DESCRIPTION
     Take Markdown text from the clipboard and display it rendered in Markdown mode
 #>
-[ScriptHost('pwsh')]
 [ScriptGroup('Text')]
+[ScriptVersion('1.0.0')]
 [ScriptIcon('👁️')]
 [ScriptTimeout(5000)]
 [ScriptOutput('Markdown')]
diff --git a/scripts/phireForge/Flush-DNS.ps1 b/scripts/phireForge/Flush-DNS.ps1
index a6bd75f..8909077 100644
--- a/scripts/phireForge/Flush-DNS.ps1
+++ b/scripts/phireForge/Flush-DNS.ps1
@@ -6,8 +6,8 @@ using module .\PaletteScriptAttributes.psm1
 .DESCRIPTION
     Clear the Windows DNS resolver cache so the next lookups hit DNS fresh
 #>
-[ScriptHost('pwsh')]
 [ScriptGroup('Utilities')]
+[ScriptVersion('1.0.0')]
 [ScriptIcon('🧹')]
 [ScriptTimeout(10000)]
 [ScriptOutput('Toast')]
diff --git a/scripts/phireForge/Generate-Password.ps1 b/scripts/phireForge/Generate-Password.ps1
index 700386e..953bf29 100644
--- a/scripts/phireForge/Generate-Password.ps1
+++ b/scripts/phireForge/Generate-Password.ps1
@@ -21,8 +21,8 @@ using module .\PaletteScriptAttributes.psm1
     .\Password-Generator.ps1 -Length 20 -Symbols:$true
     Generate a 20-character password that includes symbols
 #>
-[ScriptHost('pwsh')]
 [ScriptGroup('Utilities')]
+[ScriptVersion('1.0.0')]
 [ScriptIcon('🔑')]
 [ScriptTimeout(5000)]
 [ScriptOutput('Clipboard')]
diff --git a/scripts/phireForge/List-Processes.ps1 b/scripts/phireForge/List-Processes.ps1
index a46be27..d036fab 100644
--- a/scripts/phireForge/List-Processes.ps1
+++ b/scripts/phireForge/List-Processes.ps1
@@ -8,8 +8,8 @@ using module .\PaletteScriptAttributes.psm1
 .PARAMETER Filter
     Optional text to match against the process name
 #>
-[ScriptHost('pwsh')]
 [ScriptGroup('Utilities')]
+[ScriptVersion('1.0.0')]
 [ScriptIcon('📋')]
 [ScriptTimeout(15000)]
 [ScriptOutput('List')]
diff --git a/scripts/phireForge/Stop-Process.ps1 b/scripts/phireForge/Stop-Process.ps1
index ca75e5b..7bc6fb9 100644
--- a/scripts/phireForge/Stop-Process.ps1
+++ b/scripts/phireForge/Stop-Process.ps1
@@ -14,8 +14,8 @@ using module .\PaletteScriptAttributes.psm1
     .\Stop-Process.ps1 -Target notepad
     Terminate every process named notepad
 #>
-[ScriptHost('pwsh')]
 [ScriptGroup('Utilities')]
+[ScriptVersion('1.0.0')]
 [ScriptIcon('🛑')]
 [ScriptTimeout(10000)]
 [ScriptOutput('Toast')]
diff --git a/scripts/phireForge/View-CertificateExpiry.ps1 b/scripts/phireForge/View-CertificateExpiry.ps1
index 5d82f03..01868aa 100644
--- a/scripts/phireForge/View-CertificateExpiry.ps1
+++ b/scripts/phireForge/View-CertificateExpiry.ps1
@@ -16,8 +16,8 @@ using module .\PaletteScriptAttributes.psm1
 .PARAMETER MaxCertificates
     Maximum number of certificates to display
 #>
-[ScriptHost('pwsh')]
 [ScriptGroup('Utilities')]
+[ScriptVersion('1.0.0')]
 [ScriptIcon('🔐')]
 [ScriptTimeout(20000)]
 [ScriptOutput('Markdown')]
diff --git a/scripts/phireForge/View-DiskSpace.ps1 b/scripts/phireForge/View-DiskSpace.ps1
index 2189cc1..96b2ca3 100644
--- a/scripts/phireForge/View-DiskSpace.ps1
+++ b/scripts/phireForge/View-DiskSpace.ps1
@@ -6,8 +6,8 @@ using module .\PaletteScriptAttributes.psm1
 .DESCRIPTION
     Show disk space statistics for all drives, rendered as Markdown
 #>
-[ScriptHost('pwsh')]
 [ScriptGroup('Utilities')]
+[ScriptVersion('1.0.0')]
 [ScriptIcon('💾')]
 [ScriptTimeout(15000)]
 [ScriptOutput('Markdown')]
diff --git a/scripts/phireForge/View-EnvironmentVariables.ps1 b/scripts/phireForge/View-EnvironmentVariables.ps1
index 96d69fb..dd76023 100644
--- a/scripts/phireForge/View-EnvironmentVariables.ps1
+++ b/scripts/phireForge/View-EnvironmentVariables.ps1
@@ -6,8 +6,8 @@ using module .\PaletteScriptAttributes.psm1
 .DESCRIPTION
     Dump the current environment variables as a fenced Markdown code block
 #>
-[ScriptHost('pwsh')]
 [ScriptGroup('Utilities')]
+[ScriptVersion('1.0.0')]
 [ScriptIcon('🌱')]
 [ScriptTimeout(10000)]
 [ScriptOutput('Markdown')]
diff --git a/scripts/phireForge/View-EventLogErrors.ps1 b/scripts/phireForge/View-EventLogErrors.ps1
index d522b31..f908e8f 100644
--- a/scripts/phireForge/View-EventLogErrors.ps1
+++ b/scripts/phireForge/View-EventLogErrors.ps1
@@ -12,8 +12,8 @@ using module .\PaletteScriptAttributes.psm1
 .PARAMETER IncludeWarnings
     Include warning events along with errors
 #>
-[ScriptHost('pwsh')]
 [ScriptGroup('Utilities')]
+[ScriptVersion('1.0.0')]
 [ScriptIcon('🚨')]
 [ScriptTimeout(20000)]
 [ScriptOutput('Markdown')]
diff --git a/scripts/phireForge/View-SystemStatistics.ps1 b/scripts/phireForge/View-SystemStatistics.ps1
index 0f2f35b..1bad0d6 100644
--- a/scripts/phireForge/View-SystemStatistics.ps1
+++ b/scripts/phireForge/View-SystemStatistics.ps1
@@ -8,8 +8,8 @@ using module .\PaletteScriptAttributes.psm1
 .PARAMETER TopProcesses
     Number of memory-heavy processes to include
 #>
-[ScriptHost('pwsh')]
 [ScriptGroup('Utilities')]
+[ScriptVersion('1.0.0')]
 [ScriptIcon('📊')]
 [ScriptTimeout(20000)]
 [ScriptOutput('Markdown')]
diff --git a/scripts/phireForge/View-TimeZones.ps1 b/scripts/phireForge/View-TimeZones.ps1
index 3b6430e..9e3a1ad 100644
--- a/scripts/phireForge/View-TimeZones.ps1
+++ b/scripts/phireForge/View-TimeZones.ps1
@@ -10,8 +10,8 @@ using module .\PaletteScriptAttributes.psm1
 .PARAMETER Use24HourTime
     Display times in 24-hour format
 #>
-[ScriptHost('pwsh')]
 [ScriptGroup('Utilities')]
+[ScriptVersion('1.0.0')]
 [ScriptIcon('🕒')]
 [ScriptTimeout(10000)]
 [ScriptOutput('Markdown')]
diff --git a/tools/Build-Index.ps1 b/tools/Build-Index.ps1
index ec7a365..570ecd7 100644
--- a/tools/Build-Index.ps1
+++ b/tools/Build-Index.ps1
@@ -89,11 +89,12 @@ function Get-ScriptMetadata {
     $title = if ($help.Synopsis) { $help.Synopsis } else { [System.IO.Path]::GetFileNameWithoutExtension($Path) }
     $description = $help.Description
 
-    # [ScriptGroup(...)] / [ScriptIcon(...)] live on the param block's attribute list, ahead
-    # of param() itself - read them straight off the AST rather than executing anything.
-    # ParamBlock is null for a script with no param() at all.
+    # [ScriptGroup(...)] / [ScriptIcon(...)] / [ScriptVersion(...)] live on the param block's
+    # attribute list, ahead of param() itself - read them straight off the AST rather than
+    # executing anything. ParamBlock is null for a script with no param() at all.
     $group = $null
     $icon = $null
+    $version = $null
 
     if ($ast.ParamBlock) {
         foreach ($attributeAst in $ast.ParamBlock.Attributes) {
@@ -105,15 +106,24 @@ function Get-ScriptMetadata {
             switch ($attributeAst.TypeName.Name) {
                 'ScriptGroup' { $group = $firstArg.Value }
                 'ScriptIcon' { $icon = $firstArg.Value }
+                'ScriptVersion' { $version = $firstArg.Value }
             }
         }
     }
 
+    # A script that omits [ScriptVersion(...)] is assumed to be at the baseline version rather
+    # than having "no version" - keeps every catalog entry comparable instead of the Store
+    # having to special-case a missing field.
+    if (-not $version) {
+        $version = '1.0.0'
+    }
+
     [pscustomobject]@{
         Title       = $title
         Description = $description
         Group       = $group
         Icon        = $icon
+        Version     = $version
     }
 }
 
@@ -141,15 +151,25 @@ Get-ChildItem -Path $scriptsRoot -Directory | ForEach-Object {
 
         $sha = (git -C $RepoRoot hash-object $scriptFile.FullName).Trim()
 
+        # Commit date of the most recent commit that touched this file - i.e. what GitHub's
+        # own "Latest commit" file history shows. Requires full history (not a shallow clone);
+        # on a depth-1 checkout every file would falsely show the same single available commit.
+        # $null (rather than empty output) when the file has no commits yet, e.g. it's staged
+        # but not committed - `git log` prints nothing rather than an empty line.
+        $lastModifiedRaw = git -C $RepoRoot log -1 --format=%cI -- $relativePath
+        $lastModified = if ($lastModifiedRaw) { $lastModifiedRaw.Trim() } else { $null }
+
         $entries.Add([ordered]@{
-            path        = $relativePath
-            title       = $meta.Title
-            description = $meta.Description
-            group       = $meta.Group
-            icon        = $meta.Icon
-            author      = $author
-            tags        = @()
-            sha         = $sha
+            path         = $relativePath
+            title        = $meta.Title
+            description  = $meta.Description
+            group        = $meta.Group
+            icon         = $meta.Icon
+            author       = $author
+            tags         = @()
+            sha          = $sha
+            version      = $meta.Version
+            lastModified = $lastModified
         })
     }
 }
diff --git a/tools/Test-Contribution.ps1 b/tools/Test-Contribution.ps1
index 2940a49..b930a58 100644
--- a/tools/Test-Contribution.ps1
+++ b/tools/Test-Contribution.ps1
@@ -159,10 +159,9 @@ foreach ($authorFolder in $authorFolders) {
             }
         }
 
-        if (-not $attributes.ContainsKey('ScriptHost')) {
-            Add-Failure -Path $relativePath -Message 'Missing [ScriptHost(''pwsh''|''powershell'')].'
-        }
-        elseif ($AllowedHosts -notcontains $attributes['ScriptHost']) {
+        # [ScriptHost(...)] is optional - PaletteShell falls back to the user's configured
+        # default host when it's omitted, so only validate the value when it's present.
+        if ($attributes.ContainsKey('ScriptHost') -and $AllowedHosts -notcontains $attributes['ScriptHost']) {
             Add-Failure -Path $relativePath -Message "Invalid ScriptHost '$($attributes['ScriptHost'])'. Expected one of: $($AllowedHosts -join ', ')."
         }