diff --git a/packages/libro-code-editor/src/index.spec.ts b/packages/libro-code-editor/src/index.spec.ts
new file mode 100644
index 000000000..2902b878f
--- /dev/null
+++ b/packages/libro-code-editor/src/index.spec.ts
@@ -0,0 +1,10 @@
+import 'reflect-metadata';
+import assert from 'assert';
+
+import { CodeEditorView } from './index.js';
+
+describe('libro-code-editor', () => {
+  it('#import', () => {
+    assert(CodeEditorView);
+  });
+});
diff --git a/packages/libro-cofine-editor-contribution/src/index.spec.ts b/packages/libro-cofine-editor-contribution/src/index.spec.ts
new file mode 100644
index 000000000..d9cf00bd1
--- /dev/null
+++ b/packages/libro-cofine-editor-contribution/src/index.spec.ts
@@ -0,0 +1,10 @@
+import 'reflect-metadata';
+import assert from 'assert';
+
+import { LanguageWorkerContribution } from './index.js';
+
+describe('libro-cofine-editor-contribution', () => {
+  it('#import', () => {
+    assert(LanguageWorkerContribution);
+  });
+});
diff --git a/packages/libro-cofine-editor-core/package.json b/packages/libro-cofine-editor-core/package.json
index 4ce4a0a7d..185f987d2 100644
--- a/packages/libro-cofine-editor-core/package.json
+++ b/packages/libro-cofine-editor-core/package.json
@@ -49,11 +49,11 @@
   "dependencies": {
     "@difizen/mana-app": "latest",
     "@difizen/libro-cofine-editor-contribution": "^0.1.0",
+    "@difizen/monaco-editor-core": "latest",
     "debug": "^4.3.2",
     "reflect-metadata": "^0.1.13"
   },
   "devDependencies": {
-    "@types/debug": "^4.1.6",
-    "@difizen/monaco-editor-core": "latest"
+    "@types/debug": "^4.1.6"
   }
 }
diff --git a/packages/libro-cofine-editor-core/src/index.spec.ts b/packages/libro-cofine-editor-core/src/index.spec.ts
new file mode 100644
index 000000000..593e3bfba
--- /dev/null
+++ b/packages/libro-cofine-editor-core/src/index.spec.ts
@@ -0,0 +1,10 @@
+import 'reflect-metadata';
+import assert from 'assert';
+
+import { EditorHanlerRegistry } from './index.js';
+
+describe('libro-cofine-editor-core', () => {
+  it('#import', () => {
+    assert(EditorHanlerRegistry);
+  });
+});
diff --git a/packages/libro-cofine-editor/src/index.spec.ts b/packages/libro-cofine-editor/src/index.spec.ts
new file mode 100644
index 000000000..e96113cf1
--- /dev/null
+++ b/packages/libro-cofine-editor/src/index.spec.ts
@@ -0,0 +1,10 @@
+import 'reflect-metadata';
+import assert from 'assert';
+
+import { LibroLanguageSpecs } from './index.js';
+
+describe('libro-cofine-editor', () => {
+  it('#import', () => {
+    assert(LibroLanguageSpecs);
+  });
+});
diff --git a/packages/libro-cofine-editor/src/index.ts b/packages/libro-cofine-editor/src/index.ts
index 22b50d757..53569243d 100644
--- a/packages/libro-cofine-editor/src/index.ts
+++ b/packages/libro-cofine-editor/src/index.ts
@@ -2,5 +2,5 @@ export * from './editor-contribution.js';
 export * from './language-specs.js';
 export * from './libro-e2-editor.js';
 export * from './libro-e2-preload.js';
-export * from './libro-sql-dataphin-api.js';
+export * from './libro-sql-api.js';
 export * from './module.js';
diff --git a/packages/libro-cofine-editor/src/language-specs.ts b/packages/libro-cofine-editor/src/language-specs.ts
index 0fedc947b..6a0ac156c 100644
--- a/packages/libro-cofine-editor/src/language-specs.ts
+++ b/packages/libro-cofine-editor/src/language-specs.ts
@@ -3,7 +3,7 @@ import { ApplicationContribution } from '@difizen/mana-app';
 import { contrib, inject, singleton, Syringe } from '@difizen/mana-app';
 
 import type { LibroE2Editor, LibroE2EditorConfig } from './libro-e2-editor.js';
-import { LibroDataphinRequestAPI } from './libro-sql-dataphin-api.js';
+import { LibroSQLRequestAPI } from './libro-sql-api.js';
 
 export const LanguageSpecContribution = Syringe.defineToken('LanguageSpecContribution');
 export interface LanguageSpecContribution {
@@ -62,8 +62,8 @@ export class LanguageSpecRegistry implements ApplicationContribution {
 
 @singleton({ contrib: [LanguageSpecContribution] })
 export class LibroLanguageSpecs implements LanguageSpecContribution {
-  @inject(LibroDataphinRequestAPI)
-  protected readonly dataphinAPI: LibroDataphinRequestAPI;
+  @inject(LibroSQLRequestAPI)
+  protected readonly dataphinAPI: LibroSQLRequestAPI;
 
   registerLanguageSpec = (register: LanguageSpecRegistry) => {
     register.registerLanguageSpec({
diff --git a/packages/libro-cofine-editor/src/libro-sql-dataphin-api.ts b/packages/libro-cofine-editor/src/libro-sql-api.ts
similarity index 86%
rename from packages/libro-cofine-editor/src/libro-sql-dataphin-api.ts
rename to packages/libro-cofine-editor/src/libro-sql-api.ts
index 921caf8b3..2946cf7b3 100644
--- a/packages/libro-cofine-editor/src/libro-sql-dataphin-api.ts
+++ b/packages/libro-cofine-editor/src/libro-sql-api.ts
@@ -1,7 +1,7 @@
 import { singleton } from '@difizen/mana-app';
 
 @singleton()
-export class LibroDataphinRequestAPI {
+export class LibroSQLRequestAPI {
   queryTables = () => {
     //
   };
diff --git a/packages/libro-cofine-editor/src/module.ts b/packages/libro-cofine-editor/src/module.ts
index e570d042a..1c77e268c 100644
--- a/packages/libro-cofine-editor/src/module.ts
+++ b/packages/libro-cofine-editor/src/module.ts
@@ -14,7 +14,7 @@ import {
   LibroE2EditorOptions,
 } from './libro-e2-editor.js';
 import { loadE2 } from './libro-e2-preload.js';
-import { LibroDataphinRequestAPI } from './libro-sql-dataphin-api.js';
+import { LibroSQLRequestAPI } from './libro-sql-api.js';
 
 export const LibroE2EditorModule = ManaModule.create()
   .register(
@@ -22,7 +22,7 @@ export const LibroE2EditorModule = ManaModule.create()
     LibroE2Editor,
     LanguageSpecRegistry,
     LibroLanguageSpecs,
-    LibroDataphinRequestAPI,
+    LibroSQLRequestAPI,
     {
       token: LibroE2EditorFactory,
       useFactory: (ctx) => {
diff --git a/packages/libro-cofine-language-python/src/index.spec.ts b/packages/libro-cofine-language-python/src/index.spec.ts
new file mode 100644
index 000000000..eee1235b8
--- /dev/null
+++ b/packages/libro-cofine-language-python/src/index.spec.ts
@@ -0,0 +1,10 @@
+import 'reflect-metadata';
+import assert from 'assert';
+
+import { PythonModule } from './index.js';
+
+describe('libro-cofine-language-python', () => {
+  it('#import', () => {
+    assert(PythonModule);
+  });
+});
diff --git a/packages/libro-cofine-textmate/src/index.spec.ts b/packages/libro-cofine-textmate/src/index.spec.ts
new file mode 100644
index 000000000..ab8bd2569
--- /dev/null
+++ b/packages/libro-cofine-textmate/src/index.spec.ts
@@ -0,0 +1,10 @@
+import 'reflect-metadata';
+import assert from 'assert';
+
+import { TextmateModule } from './index.js';
+
+describe('libro-cofine-textmate', () => {
+  it('#import', () => {
+    assert(TextmateModule);
+  });
+});
diff --git a/packages/libro-lsp/src/index.spec.ts b/packages/libro-lsp/src/index.spec.ts
new file mode 100644
index 000000000..1bf184498
--- /dev/null
+++ b/packages/libro-lsp/src/index.spec.ts
@@ -0,0 +1,10 @@
+import 'reflect-metadata';
+import assert from 'assert';
+
+import { LibroLSPModule } from './index.js';
+
+describe('libro-lsp', () => {
+  it('#import', () => {
+    assert(LibroLSPModule);
+  });
+});
diff --git a/packages/libro-markdown-cell/src/index.spec.ts b/packages/libro-markdown-cell/src/index.spec.ts
new file mode 100644
index 000000000..454433112
--- /dev/null
+++ b/packages/libro-markdown-cell/src/index.spec.ts
@@ -0,0 +1,10 @@
+import 'reflect-metadata';
+import assert from 'assert';
+
+import { MarkdownCellModule } from './index.js';
+
+describe('libro-markdown-cell', () => {
+  it('#import', () => {
+    assert(MarkdownCellModule);
+  });
+});
diff --git a/packages/libro-markdown/src/index.spec.ts b/packages/libro-markdown/src/index.spec.ts
new file mode 100644
index 000000000..f09b539e4
--- /dev/null
+++ b/packages/libro-markdown/src/index.spec.ts
@@ -0,0 +1,10 @@
+import 'reflect-metadata';
+import assert from 'assert';
+
+import { MarkdownModule } from './index.js';
+
+describe('libro-markdown', () => {
+  it('#import', () => {
+    assert(MarkdownModule);
+  });
+});
diff --git a/packages/libro-raw-cell/src/index.spec.ts b/packages/libro-raw-cell/src/index.spec.ts
new file mode 100644
index 000000000..d532f7048
--- /dev/null
+++ b/packages/libro-raw-cell/src/index.spec.ts
@@ -0,0 +1,10 @@
+import 'reflect-metadata';
+import assert from 'assert';
+
+import { RawCellModule } from './index.js';
+
+describe('libro-raw-cell', () => {
+  it('#import', () => {
+    assert(RawCellModule);
+  });
+});
diff --git a/packages/libro-search-code-cell/src/index.spec.ts b/packages/libro-search-code-cell/src/index.spec.ts
new file mode 100644
index 000000000..a2026407c
--- /dev/null
+++ b/packages/libro-search-code-cell/src/index.spec.ts
@@ -0,0 +1,10 @@
+import 'reflect-metadata';
+import assert from 'assert';
+
+import { SearchCodeCellModule } from './index.js';
+
+describe('libro-search-code-cell', () => {
+  it('#import', () => {
+    assert(SearchCodeCellModule);
+  });
+});
diff --git a/packages/libro-virtualized/src/index.spec.ts b/packages/libro-virtualized/src/index.spec.ts
new file mode 100644
index 000000000..609c81361
--- /dev/null
+++ b/packages/libro-virtualized/src/index.spec.ts
@@ -0,0 +1,10 @@
+import 'reflect-metadata';
+import assert from 'assert';
+
+import { List } from './index.js';
+
+describe('libro-virtualized', () => {
+  it('#import', () => {
+    assert(List);
+  });
+});