diff --git a/packages/cli/package.json b/packages/cli/package.json
index 3616ba8..ee6562e 100644
--- a/packages/cli/package.json
+++ b/packages/cli/package.json
@@ -1,6 +1,15 @@
 {
   "name": "@ocas/cli",
   "version": "0.3.0",
+  "description": "CLI for OCAS content-addressed store",
+  "keywords": [
+    "cas",
+    "cli",
+    "content-addressing"
+  ],
+  "engines": {
+    "node": ">=22.5.0"
+  },
   "type": "module",
   "bin": {
     "ocas": "dist/index.js"
diff --git a/packages/core/README.md b/packages/core/README.md
index 0697055..1e8fac5 100644
--- a/packages/core/README.md
+++ b/packages/core/README.md
@@ -8,7 +8,7 @@ Core CAS engine — hashing, schema, store, verify, bootstrap.
 
 Other packages build on this layer: `@ocas/fs` provides persistence, and `@ocas/cli` exposes store operations on the command line.
 
-**Dependencies:** `ajv`, `cborg`, `xxhash-wasm`
+**Dependencies:** `ajv`, `cborg`, `liquidjs`, `xxhash-wasm`
 
 ## Installation
 
@@ -32,12 +32,7 @@ type CasNode<T = unknown> = {
   timestamp: number; // Unix epoch ms
 };
 
-type Store = {
-  put(typeHash: Hash, payload: unknown): Promise<Hash>;
-  get(hash: Hash): CasNode | null;
-  has(hash: Hash): boolean;
-  listByType(typeHash: Hash): Hash[];
-};
+type Store = { cas: CasStore; var: VarStore; tag: TagStore; };
 
 type JSONSchema = Record<string, unknown>;
 
diff --git a/packages/core/package.json b/packages/core/package.json
index a250d18..78a1d8c 100644
--- a/packages/core/package.json
+++ b/packages/core/package.json
@@ -1,6 +1,16 @@
 {
   "name": "@ocas/core",
   "version": "0.3.0",
+  "description": "Core CAS engine — hashing, schema, store, verify, bootstrap",
+  "keywords": [
+    "cas",
+    "content-addressing",
+    "json-schema",
+    "typescript"
+  ],
+  "engines": {
+    "node": ">=22.5.0"
+  },
   "type": "module",
   "main": "./dist/index.js",
   "types": "./dist/index.d.ts",
diff --git a/packages/fs/package.json b/packages/fs/package.json
index 6e65aeb..93e60b4 100644
--- a/packages/fs/package.json
+++ b/packages/fs/package.json
@@ -1,6 +1,16 @@
 {
   "name": "@ocas/fs",
   "version": "0.3.0",
+  "description": "Filesystem-backed CAS store with SQLite",
+  "keywords": [
+    "cas",
+    "filesystem",
+    "sqlite",
+    "storage"
+  ],
+  "engines": {
+    "node": ">=22.5.0"
+  },
   "type": "module",
   "main": "./dist/index.js",
   "types": "./dist/index.d.ts",