diff --git a/src/api/index.ts b/src/api/index.ts
new file mode 100644
index 00000000..126d7063
--- /dev/null
+++ b/src/api/index.ts
@@ -0,0 +1,8 @@
+/**
+ * API Module Barrel Export
+ *
+ * Barrel export for API-related functionality including profile services.
+ */
+
+// Services
+export * from './services';
diff --git a/src/glmt/index.ts b/src/glmt/index.ts
new file mode 100644
index 00000000..772a49b1
--- /dev/null
+++ b/src/glmt/index.ts
@@ -0,0 +1,21 @@
+/**
+ * GLMT (GLM Thinking) Module Barrel Export
+ *
+ * Provides OpenAI-to-Anthropic protocol translation for GLM models with
+ * extended thinking support.
+ */
+
+// Core proxy and transformer
+export { GlmtProxy } from './glmt-proxy';
+export { GlmtTransformer } from './glmt-transformer';
+
+// Streaming utilities
+export { SSEParser } from './sse-parser';
+export { DeltaAccumulator } from './delta-accumulator';
+
+// Content enforcers
+export { LocaleEnforcer } from './locale-enforcer';
+export { ReasoningEnforcer } from './reasoning-enforcer';
+
+// Pipeline components and types
+export * from './pipeline';
diff --git a/src/management/index.ts b/src/management/index.ts
new file mode 100644
index 00000000..7fe5a372
--- /dev/null
+++ b/src/management/index.ts
@@ -0,0 +1,43 @@
+/**
+ * Management Module Barrel Export
+ *
+ * Provides system management functionality including health checks,
+ * diagnostics, instance management, and repair utilities.
+ */
+
+// Manager classes (default exports)
+export { default as Doctor } from './doctor';
+export { default as InstanceManager } from './instance-manager';
+export { default as RecoveryManager } from './recovery-manager';
+export { default as SharedManager } from './shared-manager';
+
+// Environment diagnostics
+export {
+  type EnvironmentDiagnostics,
+  getEnvironmentDiagnostics,
+  shouldUseHeadlessAuth,
+  formatEnvironmentDiagnostics,
+} from './environment-diagnostics';
+
+// OAuth port diagnostics
+export {
+  OAUTH_CALLBACK_PORTS,
+  OAUTH_FLOW_TYPES,
+  type OAuthFlowType,
+  type OAuthPortDiagnostic,
+  type EnhancedPreflightResult,
+  type PreflightCheck,
+  checkOAuthPort,
+  checkAllOAuthPorts,
+  checkAuthCodePorts,
+  getPortConflicts,
+  formatOAuthPortDiagnostics,
+  preflightOAuthCheck,
+  enhancedPreflightOAuthCheck,
+} from './oauth-port-diagnostics';
+
+// Health checks
+export * from './checks';
+
+// Repair utilities
+export * from './repair';