diff --git a/understand-anything-plugin/packages/core/src/plugins/extractors/index.ts b/understand-anything-plugin/packages/core/src/plugins/extractors/index.ts
new file mode 100644
index 0000000..f148c61
--- /dev/null
+++ b/understand-anything-plugin/packages/core/src/plugins/extractors/index.ts
@@ -0,0 +1,34 @@
+export type { LanguageExtractor, TreeSitterNode } from "./types.js";
+export { traverse, getStringValue, findChild, findChildren, hasChildOfType } from "./base-extractor.js";
+export { TypeScriptExtractor } from "./typescript-extractor.js";
+export { PythonExtractor } from "./python-extractor.js";
+export { GoExtractor } from "./go-extractor.js";
+export { RustExtractor } from "./rust-extractor.js";
+export { JavaExtractor } from "./java-extractor.js";
+export { RubyExtractor } from "./ruby-extractor.js";
+export { PhpExtractor } from "./php-extractor.js";
+export { CppExtractor } from "./cpp-extractor.js";
+export { CSharpExtractor } from "./csharp-extractor.js";
+
+import type { LanguageExtractor } from "./types.js";
+import { TypeScriptExtractor } from "./typescript-extractor.js";
+import { PythonExtractor } from "./python-extractor.js";
+import { GoExtractor } from "./go-extractor.js";
+import { RustExtractor } from "./rust-extractor.js";
+import { JavaExtractor } from "./java-extractor.js";
+import { RubyExtractor } from "./ruby-extractor.js";
+import { PhpExtractor } from "./php-extractor.js";
+import { CppExtractor } from "./cpp-extractor.js";
+import { CSharpExtractor } from "./csharp-extractor.js";
+
+export const builtinExtractors: LanguageExtractor[] = [
+  new TypeScriptExtractor(),
+  new PythonExtractor(),
+  new GoExtractor(),
+  new RustExtractor(),
+  new JavaExtractor(),
+  new RubyExtractor(),
+  new PhpExtractor(),
+  new CppExtractor(),
+  new CSharpExtractor(),
+];
diff --git a/understand-anything-plugin/packages/core/src/plugins/tree-sitter-plugin.ts b/understand-anything-plugin/packages/core/src/plugins/tree-sitter-plugin.ts
index 96dd0ab..df5fde6 100644
--- a/understand-anything-plugin/packages/core/src/plugins/tree-sitter-plugin.ts
+++ b/understand-anything-plugin/packages/core/src/plugins/tree-sitter-plugin.ts
@@ -8,7 +8,7 @@ import type {
 } from "../types.js";
 import type { LanguageConfig } from "../languages/types.js";
 import type { LanguageExtractor } from "./extractors/types.js";
-import { TypeScriptExtractor } from "./extractors/typescript-extractor.js";
+import { builtinExtractors } from "./extractors/index.js";
 
 // web-tree-sitter uses CJS internally; we need createRequire for .wasm resolution
 const require = createRequire(import.meta.url);
@@ -84,13 +84,15 @@ export class TreeSitterPlugin implements AnalyzerPlugin {
 
     this.languages = langs;
 
-    // Register extractors (default: TypeScript/JavaScript)
+    // Register extractors (default: all builtin extractors)
     if (extractors && extractors.length > 0) {
       for (const extractor of extractors) {
         this.registerExtractor(extractor);
       }
     } else {
-      this.registerExtractor(new TypeScriptExtractor());
+      for (const extractor of builtinExtractors) {
+        this.registerExtractor(extractor);
+      }
     }
   }