diff --git a/packages/runtime/README.md b/packages/runtime/README.md
index 9136c94a4..5cab3f697 100644
--- a/packages/runtime/README.md
+++ b/packages/runtime/README.md
@@ -126,17 +126,21 @@ new AppManifestPlugin(appConfig)
 
 #### IHttpServer
 
-Abstract interface for HTTP server capabilities. Allows plugins to work with any HTTP framework (Express, Fastify, Hono, etc.) without tight coupling.
+Abstract interface for HTTP server capabilities. 
+
+**Primary Implementation:** Hono (@objectstack/plugin-hono-server) is the canonical HTTP framework for ObjectStack - lightweight, fast, and edge-ready.
+
+**Alternative Implementations:** Express, Fastify, Koa, etc. can also implement this interface.
 
 ```typescript
 import { IHttpServer, IHttpRequest, IHttpResponse } from '@objectstack/runtime';
 
-// In your HTTP server plugin
+// In your HTTP server plugin (using Hono or any other framework)
 class MyHttpServerPlugin implements Plugin {
   name = 'http-server';
   
   async init(ctx: PluginContext) {
-    const server: IHttpServer = createMyServer(); // Express, Hono, etc.
+    const server: IHttpServer = createMyServer(); // Hono, Express, etc.
     ctx.registerService('http-server', server);
   }
 }
@@ -169,12 +173,16 @@ class MyApiPlugin implements Plugin {
 
 #### IDataEngine
 
-Abstract interface for data persistence. Allows plugins to work with any data layer (ObjectQL, Prisma, TypeORM, etc.) without tight coupling.
+Abstract interface for data persistence.
+
+**Primary Implementation:** ObjectQL (@objectstack/objectql) is the canonical data engine for ObjectStack - provides metadata-driven CRUD operations with driver abstraction.
+
+**Alternative Implementations:** Prisma, TypeORM, Mongoose, etc. can also implement this interface.
 
 ```typescript
 import { IDataEngine } from '@objectstack/runtime';
 
-// In your data plugin
+// In your data plugin (using ObjectQL or any other data layer)
 class MyDataPlugin implements Plugin {
   name = 'data';
   
diff --git a/packages/runtime/src/interfaces/data-engine.ts b/packages/runtime/src/interfaces/data-engine.ts
index afe3c4e02..ab4a363cc 100644
--- a/packages/runtime/src/interfaces/data-engine.ts
+++ b/packages/runtime/src/interfaces/data-engine.ts
@@ -3,7 +3,13 @@
  * 
  * Abstract interface for data persistence capabilities.
  * This allows plugins to interact with data engines without knowing
- * the underlying implementation (SQL, MongoDB, Memory, etc.).
+ * the underlying implementation.
+ * 
+ * **Primary Implementation:** ObjectQL (@objectstack/objectql)
+ * - ObjectQL is the canonical data engine for ObjectStack
+ * - Provides metadata-driven CRUD operations with driver abstraction
+ * 
+ * **Alternative Implementations:** Prisma, TypeORM, Mongoose, etc.
  * 
  * Follows Dependency Inversion Principle - plugins depend on this interface,
  * not on concrete database implementations.
@@ -38,7 +44,9 @@ export interface QueryOptions {
  * IDataEngine - Data persistence capability interface
  * 
  * Defines the contract for data engine implementations.
- * Concrete implementations (ObjectQL, Prisma, TypeORM) should implement this interface.
+ * 
+ * **Primary Implementation:** ObjectQL is the canonical implementation for ObjectStack.
+ * Alternative implementations (Prisma, TypeORM) can also implement this interface.
  */
 export interface IDataEngine {
     /**
diff --git a/packages/runtime/src/interfaces/http-server.ts b/packages/runtime/src/interfaces/http-server.ts
index e3f384912..036ca761b 100644
--- a/packages/runtime/src/interfaces/http-server.ts
+++ b/packages/runtime/src/interfaces/http-server.ts
@@ -3,7 +3,13 @@
  * 
  * Abstract interface for HTTP server capabilities.
  * This allows plugins to interact with HTTP servers without knowing
- * the underlying implementation (Express, Fastify, Hono, etc.).
+ * the underlying implementation.
+ * 
+ * **Primary Implementation:** Hono (@objectstack/plugin-hono-server)
+ * - Hono is the canonical HTTP framework for ObjectStack
+ * - Lightweight, fast, and edge-ready
+ * 
+ * **Alternative Implementations:** Express, Fastify, Koa, etc.
  * 
  * Follows Dependency Inversion Principle - plugins depend on this interface,
  * not on concrete HTTP framework implementations.
@@ -80,7 +86,9 @@ export type Middleware = (
  * IHttpServer - HTTP Server capability interface
  * 
  * Defines the contract for HTTP server implementations.
- * Concrete implementations (Express, Fastify, Hono) should implement this interface.
+ * 
+ * **Primary Implementation:** Hono is the canonical implementation for ObjectStack.
+ * Alternative implementations (Express, Fastify) can also implement this interface.
  */
 export interface IHttpServer {
     /**
diff --git a/packages/runtime/src/test-interfaces.ts b/packages/runtime/src/test-interfaces.ts
index 47e3f280f..3421692e1 100644
--- a/packages/runtime/src/test-interfaces.ts
+++ b/packages/runtime/src/test-interfaces.ts
@@ -3,6 +3,12 @@
  * 
  * This file demonstrates how plugins can implement the IHttpServer
  * and IDataEngine interfaces without depending on concrete implementations.
+ * 
+ * Primary Implementations in ObjectStack:
+ * - IHttpServer → Hono (@objectstack/plugin-hono-server)
+ * - IDataEngine → ObjectQL (@objectstack/objectql)
+ * 
+ * This mock implementation is for testing purposes only.
  */
 
 import { IHttpServer, IDataEngine, RouteHandler, IHttpRequest, IHttpResponse, Middleware, QueryOptions } from './index.js';
@@ -10,8 +16,11 @@ import { IHttpServer, IDataEngine, RouteHandler, IHttpRequest, IHttpResponse, Mi
 /**
  * Example: Mock HTTP Server Plugin
  * 
- * Shows how a plugin can implement the IHttpServer interface
- * without depending on Express, Fastify, or any specific framework.
+ * Shows how a plugin can implement the IHttpServer interface.
+ * 
+ * Note: In production ObjectStack applications, use Hono via
+ * @objectstack/plugin-hono-server as the canonical implementation.
+ * This mock is for testing the interface contract only.
  */
 class MockHttpServer implements IHttpServer {
     private routes: Map<string, { method: string; handler: RouteHandler }> = new Map();
@@ -57,8 +66,11 @@ class MockHttpServer implements IHttpServer {
 /**
  * Example: Mock Data Engine Plugin
  * 
- * Shows how a plugin can implement the IDataEngine interface
- * without depending on ObjectQL, Prisma, or any specific database.
+ * Shows how a plugin can implement the IDataEngine interface.
+ * 
+ * Note: In production ObjectStack applications, use ObjectQL via
+ * @objectstack/objectql as the canonical implementation.
+ * This mock is for testing the interface contract only.
  */
 class MockDataEngine implements IDataEngine {
     private store: Map<string, Map<string, any>> = new Map();