diff --git a/README.md b/README.md
index 0972da4..4a8fea7 100644
--- a/README.md
+++ b/README.md
@@ -9,12 +9,12 @@ single plugin repo URL directly.
 
 ## Plugins
 
-| Plugin | Type | Version | Repo |
-|---|---|---|---|
-| AniDB | metadata-provider | 0.1.0 | [phlix-plugin-anidb](https://github.com/detain/phlix-plugin-anidb) |
-| MyAnimeList | metadata-provider | 0.1.0 | [phlix-plugin-myanimelist](https://github.com/detain/phlix-plugin-myanimelist) |
-| Trakt | scrobbler | 1.0.0 | [phlix-plugin-trakt](https://github.com/detain/phlix-plugin-trakt) |
-| Last.fm | scrobbler | 1.0.0 | [phlix-plugin-lastfm](https://github.com/detain/phlix-plugin-lastfm) |
+| Plugin | Type | Version | Min Server | Repo |
+|---|---|---|---|---|
+| AniDB | metadata-provider | 0.1.0 | ≥ 0.10.0 | [phlix-plugin-anidb](https://github.com/detain/phlix-plugin-anidb) |
+| MyAnimeList | metadata-provider | 0.1.0 | ≥ 0.10.0 | [phlix-plugin-myanimelist](https://github.com/detain/phlix-plugin-myanimelist) |
+| Trakt | scrobbler | 1.0.0 | ≥ 0.14.0 | [phlix-plugin-trakt](https://github.com/detain/phlix-plugin-trakt) |
+| Last.fm | scrobbler | 1.0.0 | ≥ 0.15.0 | [phlix-plugin-lastfm](https://github.com/detain/phlix-plugin-lastfm) |
 
 ## Catalog format (`plugins.json`)
 
@@ -40,6 +40,10 @@ moving branch.
       "ref": "852b472a6aa73b80192af96310fcc789dbcaf8d7",
       "artifactSha256": "e8277e0ed419e4eb02245ad86896025bb6bb8ce90c348d2a7c7ea958724ce08c",
       "version": "0.1.0",
+      "minServerVersion": "0.10.0",
+      "verified": true,
+      "deprecated": false,
+      "yanked": false,
       "tags": ["anime", "metadata"]
     }
   ]
@@ -56,6 +60,12 @@ moving branch.
 | `ref` | yes | 40-char lowercase commit sha the entry is **pinned** to (not a branch/tag). |
 | `artifactSha256` | yes | Bare 64-hex sha256 of `…/archive/<ref>.tar.gz` (no `sha256:` prefix). |
 | `version` | yes | The plugin's semver at the pinned `ref` (from its `plugin.json`). |
+| `minServerVersion` | no | Minimum Phlix server version required (from the plugin's `phlix_min_server_version` at the pinned `ref`). The admin UI shows "incompatible" pre-download when the running server is older. |
+| `maxServerVersion` | no | Maximum Phlix server version supported (exclusive upper bound). |
+| `verified` | no | Whether this entry has been reviewed by the catalog maintainer (`true` for all official entries). Un-verified entries are install-blocked by the server in default-deny mode. |
+| `deprecated` | no | Whether this plugin is deprecated. Deprecated entries may still be installable but the server warns operators. |
+| `yanked` | no | Whether this version has been withdrawn. Yanked entries are hidden from the catalog listing. |
+| `deprecationMessage` | no | Human-readable message shown for deprecated/yanked entries. |
 | `summary` / `description` | no | Short / long description. |
 | `author` | no | Catalog-declared author/owner. |
 | `tags` | no | Free-form tags. |
diff --git a/plugins.json b/plugins.json
index 5423aa8..9775b89 100644
--- a/plugins.json
+++ b/plugins.json
@@ -14,6 +14,10 @@
       "ref": "852b472a6aa73b80192af96310fcc789dbcaf8d7",
       "artifactSha256": "e8277e0ed419e4eb02245ad86896025bb6bb8ce90c348d2a7c7ea958724ce08c",
       "version": "0.1.0",
+      "minServerVersion": "0.10.0",
+      "verified": true,
+      "deprecated": false,
+      "yanked": false,
       "author": "detain",
       "tags": [
         "anime",
@@ -30,6 +34,10 @@
       "ref": "43e1e7d2ce5108250a8c95a10e31ee86ba14e412",
       "artifactSha256": "5ef58eb42ec7e77fd454204169886cbafe0a36c60111c525710a0471b0e444c4",
       "version": "1.0.0",
+      "minServerVersion": "0.15.0",
+      "verified": true,
+      "deprecated": false,
+      "yanked": false,
       "author": "detain",
       "tags": [
         "scrobbler",
@@ -47,6 +55,10 @@
       "ref": "ea51e0e754f79d1bc22091f622d448cd89fb4923",
       "artifactSha256": "c484dca258e68e9698a68b3d93639b6ff0db220cb047ff13ee62b3688f28cf41",
       "version": "0.1.0",
+      "minServerVersion": "0.10.0",
+      "verified": true,
+      "deprecated": false,
+      "yanked": false,
       "author": "detain",
       "tags": [
         "anime",
@@ -64,6 +76,10 @@
       "ref": "ecd8b909b59779d12b7b49136bdb248c2ecd2334",
       "artifactSha256": "e5fdb4aa2de67ea019ef194dd098fd05d850cc9d8d1f14c5323c095714d7fb46",
       "version": "1.0.0",
+      "minServerVersion": "0.14.0",
+      "verified": true,
+      "deprecated": false,
+      "yanked": false,
       "author": "detain",
       "tags": [
         "scrobbler",
diff --git a/plugins.schema.json b/plugins.schema.json
index 9cebadb..3f4cc96 100644
--- a/plugins.schema.json
+++ b/plugins.schema.json
@@ -89,6 +89,32 @@
           "type": "string",
           "pattern": "^(0|[1-9]\\d*)\\.(0|[1-9]\\d*)\\.(0|[1-9]\\d*)(?:-(?:(?:0|[1-9]\\d*|\\d*[a-zA-Z-][0-9a-zA-Z-]*)(?:\\.(?:0|[1-9]\\d*|\\d*[a-zA-Z-][0-9a-zA-Z-]*))*))?(?:\\+[0-9a-zA-Z-]+(?:\\.[0-9a-zA-Z-]+)*)?$"
         },
+        "minServerVersion": {
+          "description": "Minimum Phlix server version required to run this plugin (from its plugin.json phlix_min_server_version at the pinned ref). The admin UI shows 'incompatible' before download when the running server is older.",
+          "type": "string",
+          "pattern": "^(0|[1-9]\\d*)\\.(0|[1-9]\\d*)\\.(0|[1-9]\\d*)(?:-(?:(?:0|[1-9]\\d*|\\d*[a-zA-Z-][0-9a-zA-Z-]*)(?:\\.(?:0|[1-9]\\d*|\\d*[a-zA-Z-][0-9a-zA-Z-]*))*))?(?:\\+[0-9a-zA-Z-]+(?:\\.[0-9a-zA-Z-]+)*)?$"
+        },
+        "maxServerVersion": {
+          "description": "Maximum Phlix server version supported by this plugin (exclusive upper bound). Optional.",
+          "type": "string",
+          "pattern": "^(0|[1-9]\\d*)\\.(0|[1-9]\\d*)\\.(0|[1-9]\\d*)(?:-(?:(?:0|[1-9]\\d*|\\d*[a-zA-Z-][0-9a-zA-Z-]*)(?:\\.(?:0|[1-9]\\d*|\\d*[a-zA-Z-][0-9a-zA-Z-]*))*))?(?:\\+[0-9a-zA-Z-]+(?:\\.[0-9a-zA-Z-]+)*)?$"
+        },
+        "verified": {
+          "description": "Whether this entry has been reviewed and verified by the catalog maintainer. An un-verified entry (false) is install-blocked by the server in default-deny mode.",
+          "type": "boolean"
+        },
+        "deprecated": {
+          "description": "Whether this plugin entry is deprecated. Deprecated entries may still be installable but the server will warn operators.",
+          "type": "boolean"
+        },
+        "yanked": {
+          "description": "Whether this plugin version has been yanked (withdrawn). A yanked entry is hidden from the catalog listing but still known to the server for operators who have it installed.",
+          "type": "boolean"
+        },
+        "deprecationMessage": {
+          "description": "Human-readable message shown when a deprecated or yanked entry is encountered. Explains why and what to use instead.",
+          "type": "string"
+        },
         "author": {
           "description": "Optional catalog-declared author/owner.",
           "type": "string"