diff --git a/packages/ajv-validator/vitest.config.ts b/packages/ajv-validator/vitest.config.ts
index 74923f8c..6f5da90b 100644
--- a/packages/ajv-validator/vitest.config.ts
+++ b/packages/ajv-validator/vitest.config.ts
@@ -3,5 +3,6 @@ import { defineProject } from 'vitest/config'
 export default defineProject({
   test: {
     globals: true,
+    include: ['src/**/*.test.ts'],
   },
 })
diff --git a/packages/arktype-validator/vitest.config.ts b/packages/arktype-validator/vitest.config.ts
index 74923f8c..6f5da90b 100644
--- a/packages/arktype-validator/vitest.config.ts
+++ b/packages/arktype-validator/vitest.config.ts
@@ -3,5 +3,6 @@ import { defineProject } from 'vitest/config'
 export default defineProject({
   test: {
     globals: true,
+    include: ['src/**/*.test.ts'],
   },
 })
diff --git a/packages/auth-js/vitest.config.ts b/packages/auth-js/vitest.config.ts
index 74923f8c..6f5da90b 100644
--- a/packages/auth-js/vitest.config.ts
+++ b/packages/auth-js/vitest.config.ts
@@ -3,5 +3,6 @@ import { defineProject } from 'vitest/config'
 export default defineProject({
   test: {
     globals: true,
+    include: ['src/**/*.test.ts'],
   },
 })
diff --git a/packages/bun-compress/vitest.config.ts b/packages/bun-compress/vitest.config.ts
index 74923f8c..6f5da90b 100644
--- a/packages/bun-compress/vitest.config.ts
+++ b/packages/bun-compress/vitest.config.ts
@@ -3,5 +3,6 @@ import { defineProject } from 'vitest/config'
 export default defineProject({
   test: {
     globals: true,
+    include: ['src/**/*.test.ts'],
   },
 })
diff --git a/packages/casbin/vitest.config.ts b/packages/casbin/vitest.config.ts
index 87792295..48032a67 100644
--- a/packages/casbin/vitest.config.ts
+++ b/packages/casbin/vitest.config.ts
@@ -3,6 +3,7 @@ import { defineProject } from 'vitest/config'
 export default defineProject({
   test: {
     globals: true,
+    include: ['src/**/*.test.ts'],
     // See https://github.com/vitest-dev/vitest/issues/5277
     pool: 'forks',
     setupFiles: ['./vitest.setup.ts'],
diff --git a/packages/class-validator/vitest.config.ts b/packages/class-validator/vitest.config.ts
index 5cc451db..91cabc8e 100644
--- a/packages/class-validator/vitest.config.ts
+++ b/packages/class-validator/vitest.config.ts
@@ -3,6 +3,7 @@ import { defineProject } from 'vitest/config'
 export default defineProject({
   test: {
     globals: true,
+    include: ['src/**/*.test.ts'],
     typecheck: {
       tsconfig: './tsconfig.json',
       enabled: true,
diff --git a/packages/clerk-auth/vitest.config.ts b/packages/clerk-auth/vitest.config.ts
index 5ddee383..094d5fd5 100644
--- a/packages/clerk-auth/vitest.config.ts
+++ b/packages/clerk-auth/vitest.config.ts
@@ -3,6 +3,7 @@ import { defineProject } from 'vitest/config'
 export default defineProject({
   test: {
     globals: true,
+    include: ['src/**/*.test.ts'],
     restoreMocks: true,
     unstubEnvs: true,
   },
diff --git a/packages/cloudflare-access/vitest.config.ts b/packages/cloudflare-access/vitest.config.ts
index 74923f8c..6f5da90b 100644
--- a/packages/cloudflare-access/vitest.config.ts
+++ b/packages/cloudflare-access/vitest.config.ts
@@ -3,5 +3,6 @@ import { defineProject } from 'vitest/config'
 export default defineProject({
   test: {
     globals: true,
+    include: ['src/**/*.test.ts'],
   },
 })
diff --git a/packages/conform-validator/vitest.config.ts b/packages/conform-validator/vitest.config.ts
index 74923f8c..6f5da90b 100644
--- a/packages/conform-validator/vitest.config.ts
+++ b/packages/conform-validator/vitest.config.ts
@@ -3,5 +3,6 @@ import { defineProject } from 'vitest/config'
 export default defineProject({
   test: {
     globals: true,
+    include: ['src/**/*.test.ts'],
   },
 })
diff --git a/packages/effect-validator/vitest.config.ts b/packages/effect-validator/vitest.config.ts
index 74923f8c..6f5da90b 100644
--- a/packages/effect-validator/vitest.config.ts
+++ b/packages/effect-validator/vitest.config.ts
@@ -3,5 +3,6 @@ import { defineProject } from 'vitest/config'
 export default defineProject({
   test: {
     globals: true,
+    include: ['src/**/*.test.ts'],
   },
 })
diff --git a/packages/esbuild-transpiler/vitest.config.ts b/packages/esbuild-transpiler/vitest.config.ts
new file mode 100644
index 00000000..6f5da90b
--- /dev/null
+++ b/packages/esbuild-transpiler/vitest.config.ts
@@ -0,0 +1,8 @@
+import { defineProject } from 'vitest/config'
+
+export default defineProject({
+  test: {
+    globals: true,
+    include: ['src/**/*.test.ts'],
+  },
+})
diff --git a/packages/eslint-config/package.json b/packages/eslint-config/package.json
index b217efb3..61e33f1d 100644
--- a/packages/eslint-config/package.json
+++ b/packages/eslint-config/package.json
@@ -29,8 +29,5 @@
     "eslint-plugin-import-x": "^4.1.1",
     "eslint-plugin-n": "^17.10.2",
     "typescript-eslint": "^8.27.0"
-  },
-  "devDependencies": {
-    "hono": "^4.8.4"
   }
 }
diff --git a/packages/event-emitter/vitest.config.ts b/packages/event-emitter/vitest.config.ts
index 74923f8c..6f5da90b 100644
--- a/packages/event-emitter/vitest.config.ts
+++ b/packages/event-emitter/vitest.config.ts
@@ -3,5 +3,6 @@ import { defineProject } from 'vitest/config'
 export default defineProject({
   test: {
     globals: true,
+    include: ['src/**/*.test.ts'],
   },
 })
diff --git a/packages/firebase-auth/vitest.config.ts b/packages/firebase-auth/vitest.config.ts
index d8d7d710..0b0c9549 100644
--- a/packages/firebase-auth/vitest.config.ts
+++ b/packages/firebase-auth/vitest.config.ts
@@ -23,6 +23,7 @@ const firebasePlugin = {
 export default defineProject({
   test: {
     globals: true,
+    include: ['src/**/*.test.ts'],
   },
 
   plugins: [firebasePlugin],
diff --git a/packages/graphql-server/vitest.config.ts b/packages/graphql-server/vitest.config.ts
index 4d6cf757..094d5fd5 100644
--- a/packages/graphql-server/vitest.config.ts
+++ b/packages/graphql-server/vitest.config.ts
@@ -1,9 +1,9 @@
-import { defaultExclude, defineProject } from 'vitest/config'
+import { defineProject } from 'vitest/config'
 
 export default defineProject({
   test: {
-    exclude: [...defaultExclude, 'bun_test'],
     globals: true,
+    include: ['src/**/*.test.ts'],
     restoreMocks: true,
     unstubEnvs: true,
   },
diff --git a/packages/hello/vitest.config.ts b/packages/hello/vitest.config.ts
index 74923f8c..6f5da90b 100644
--- a/packages/hello/vitest.config.ts
+++ b/packages/hello/vitest.config.ts
@@ -3,5 +3,6 @@ import { defineProject } from 'vitest/config'
 export default defineProject({
   test: {
     globals: true,
+    include: ['src/**/*.test.ts'],
   },
 })
diff --git a/packages/mcp/vitest.config.ts b/packages/mcp/vitest.config.ts
index 74923f8c..6f5da90b 100644
--- a/packages/mcp/vitest.config.ts
+++ b/packages/mcp/vitest.config.ts
@@ -3,5 +3,6 @@ import { defineProject } from 'vitest/config'
 export default defineProject({
   test: {
     globals: true,
+    include: ['src/**/*.test.ts'],
   },
 })
diff --git a/packages/medley-router/vitest.config.ts b/packages/medley-router/vitest.config.ts
index 74923f8c..6f5da90b 100644
--- a/packages/medley-router/vitest.config.ts
+++ b/packages/medley-router/vitest.config.ts
@@ -3,5 +3,6 @@ import { defineProject } from 'vitest/config'
 export default defineProject({
   test: {
     globals: true,
+    include: ['src/**/*.test.ts'],
   },
 })
diff --git a/packages/node-ws/vitest.config.ts b/packages/node-ws/vitest.config.ts
index 74923f8c..6f5da90b 100644
--- a/packages/node-ws/vitest.config.ts
+++ b/packages/node-ws/vitest.config.ts
@@ -3,5 +3,6 @@ import { defineProject } from 'vitest/config'
 export default defineProject({
   test: {
     globals: true,
+    include: ['src/**/*.test.ts'],
   },
 })
diff --git a/packages/oauth-providers/vitest.config.ts b/packages/oauth-providers/vitest.config.ts
index 74923f8c..6f5da90b 100644
--- a/packages/oauth-providers/vitest.config.ts
+++ b/packages/oauth-providers/vitest.config.ts
@@ -3,5 +3,6 @@ import { defineProject } from 'vitest/config'
 export default defineProject({
   test: {
     globals: true,
+    include: ['src/**/*.test.ts'],
   },
 })
diff --git a/packages/oidc-auth/vitest.config.ts b/packages/oidc-auth/vitest.config.ts
index 5ddee383..094d5fd5 100644
--- a/packages/oidc-auth/vitest.config.ts
+++ b/packages/oidc-auth/vitest.config.ts
@@ -3,6 +3,7 @@ import { defineProject } from 'vitest/config'
 export default defineProject({
   test: {
     globals: true,
+    include: ['src/**/*.test.ts'],
     restoreMocks: true,
     unstubEnvs: true,
   },
diff --git a/packages/otel/vitest.config.ts b/packages/otel/vitest.config.ts
index 74923f8c..6f5da90b 100644
--- a/packages/otel/vitest.config.ts
+++ b/packages/otel/vitest.config.ts
@@ -3,5 +3,6 @@ import { defineProject } from 'vitest/config'
 export default defineProject({
   test: {
     globals: true,
+    include: ['src/**/*.test.ts'],
   },
 })
diff --git a/packages/prometheus/vitest.config.ts b/packages/prometheus/vitest.config.ts
index 74923f8c..6f5da90b 100644
--- a/packages/prometheus/vitest.config.ts
+++ b/packages/prometheus/vitest.config.ts
@@ -3,5 +3,6 @@ import { defineProject } from 'vitest/config'
 export default defineProject({
   test: {
     globals: true,
+    include: ['src/**/*.test.ts'],
   },
 })
diff --git a/packages/react-renderer/vitest.config.ts b/packages/react-renderer/vitest.config.ts
index 15e7871a..5e599028 100644
--- a/packages/react-renderer/vitest.config.ts
+++ b/packages/react-renderer/vitest.config.ts
@@ -3,6 +3,7 @@ import { defineWorkersProject } from '@cloudflare/vitest-pool-workers/config'
 export default defineWorkersProject({
   test: {
     globals: true,
+    include: ['src/**/*.test.ts?(x)'],
     poolOptions: {
       workers: {
         miniflare: {
diff --git a/packages/sentry/vitest.config.ts b/packages/sentry/vitest.config.ts
index 5ddee383..094d5fd5 100644
--- a/packages/sentry/vitest.config.ts
+++ b/packages/sentry/vitest.config.ts
@@ -3,6 +3,7 @@ import { defineProject } from 'vitest/config'
 export default defineProject({
   test: {
     globals: true,
+    include: ['src/**/*.test.ts'],
     restoreMocks: true,
     unstubEnvs: true,
   },
diff --git a/packages/session/vitest.config.ts b/packages/session/vitest.config.ts
index 653120bb..403a93df 100644
--- a/packages/session/vitest.config.ts
+++ b/packages/session/vitest.config.ts
@@ -3,6 +3,7 @@ import { defineWorkersProject } from '@cloudflare/vitest-pool-workers/config'
 export default defineWorkersProject({
   test: {
     globals: true,
+    include: ['examples/**/*.test.ts', 'src/**/*.test.ts'],
     restoreMocks: true,
     poolOptions: {
       workers: {
diff --git a/packages/standard-validator/vitest.config.ts b/packages/standard-validator/vitest.config.ts
index 74923f8c..6f5da90b 100644
--- a/packages/standard-validator/vitest.config.ts
+++ b/packages/standard-validator/vitest.config.ts
@@ -3,5 +3,6 @@ import { defineProject } from 'vitest/config'
 export default defineProject({
   test: {
     globals: true,
+    include: ['src/**/*.test.ts'],
   },
 })
diff --git a/packages/stytch-auth/vitest.config.ts b/packages/stytch-auth/vitest.config.ts
index 5ddee383..094d5fd5 100644
--- a/packages/stytch-auth/vitest.config.ts
+++ b/packages/stytch-auth/vitest.config.ts
@@ -3,6 +3,7 @@ import { defineProject } from 'vitest/config'
 export default defineProject({
   test: {
     globals: true,
+    include: ['src/**/*.test.ts'],
     restoreMocks: true,
     unstubEnvs: true,
   },
diff --git a/packages/swagger-editor/vitest.config.ts b/packages/swagger-editor/vitest.config.ts
index 74923f8c..6f5da90b 100644
--- a/packages/swagger-editor/vitest.config.ts
+++ b/packages/swagger-editor/vitest.config.ts
@@ -3,5 +3,6 @@ import { defineProject } from 'vitest/config'
 export default defineProject({
   test: {
     globals: true,
+    include: ['src/**/*.test.ts'],
   },
 })
diff --git a/packages/swagger-ui/vitest.config.ts b/packages/swagger-ui/vitest.config.ts
index 74923f8c..6f5da90b 100644
--- a/packages/swagger-ui/vitest.config.ts
+++ b/packages/swagger-ui/vitest.config.ts
@@ -3,5 +3,6 @@ import { defineProject } from 'vitest/config'
 export default defineProject({
   test: {
     globals: true,
+    include: ['src/**/*.test.ts'],
   },
 })
diff --git a/packages/trpc-server/vitest.config.ts b/packages/trpc-server/vitest.config.ts
index 74923f8c..6f5da90b 100644
--- a/packages/trpc-server/vitest.config.ts
+++ b/packages/trpc-server/vitest.config.ts
@@ -3,5 +3,6 @@ import { defineProject } from 'vitest/config'
 export default defineProject({
   test: {
     globals: true,
+    include: ['src/**/*.test.ts'],
   },
 })
diff --git a/packages/tsyringe/vitest.config.ts b/packages/tsyringe/vitest.config.ts
index 74923f8c..6f5da90b 100644
--- a/packages/tsyringe/vitest.config.ts
+++ b/packages/tsyringe/vitest.config.ts
@@ -3,5 +3,6 @@ import { defineProject } from 'vitest/config'
 export default defineProject({
   test: {
     globals: true,
+    include: ['src/**/*.test.ts'],
   },
 })
diff --git a/packages/typebox-validator/vitest.config.ts b/packages/typebox-validator/vitest.config.ts
index 74923f8c..6f5da90b 100644
--- a/packages/typebox-validator/vitest.config.ts
+++ b/packages/typebox-validator/vitest.config.ts
@@ -3,5 +3,6 @@ import { defineProject } from 'vitest/config'
 export default defineProject({
   test: {
     globals: true,
+    include: ['src/**/*.test.ts'],
   },
 })
diff --git a/packages/typia-validator/vitest.config.ts b/packages/typia-validator/vitest.config.ts
index 4d37a53c..801e672e 100644
--- a/packages/typia-validator/vitest.config.ts
+++ b/packages/typia-validator/vitest.config.ts
@@ -9,5 +9,6 @@ export default defineProject({
   ],
   test: {
     globals: true,
+    include: ['src/**/*.test.ts'],
   },
 })
diff --git a/packages/ua-blocker/vitest.config.ts b/packages/ua-blocker/vitest.config.ts
index 74923f8c..6f5da90b 100644
--- a/packages/ua-blocker/vitest.config.ts
+++ b/packages/ua-blocker/vitest.config.ts
@@ -3,5 +3,6 @@ import { defineProject } from 'vitest/config'
 export default defineProject({
   test: {
     globals: true,
+    include: ['src/**/*.test.ts'],
   },
 })
diff --git a/packages/valibot-validator/vitest.config.ts b/packages/valibot-validator/vitest.config.ts
index 74923f8c..6f5da90b 100644
--- a/packages/valibot-validator/vitest.config.ts
+++ b/packages/valibot-validator/vitest.config.ts
@@ -3,5 +3,6 @@ import { defineProject } from 'vitest/config'
 export default defineProject({
   test: {
     globals: true,
+    include: ['src/**/*.test.ts'],
   },
 })
diff --git a/packages/zod-openapi/vitest.config.ts b/packages/zod-openapi/vitest.config.ts
index 5cc451db..91cabc8e 100644
--- a/packages/zod-openapi/vitest.config.ts
+++ b/packages/zod-openapi/vitest.config.ts
@@ -3,6 +3,7 @@ import { defineProject } from 'vitest/config'
 export default defineProject({
   test: {
     globals: true,
+    include: ['src/**/*.test.ts'],
     typecheck: {
       tsconfig: './tsconfig.json',
       enabled: true,
diff --git a/packages/zod-validator/vitest.config.ts b/packages/zod-validator/vitest.config.ts
index 74923f8c..6f5da90b 100644
--- a/packages/zod-validator/vitest.config.ts
+++ b/packages/zod-validator/vitest.config.ts
@@ -3,5 +3,6 @@ import { defineProject } from 'vitest/config'
 export default defineProject({
   test: {
     globals: true,
+    include: ['src/**/*.test.ts'],
   },
 })
diff --git a/vitest.config.ts b/vitest.config.ts
index 58794293..b359d9a4 100644
--- a/vitest.config.ts
+++ b/vitest.config.ts
@@ -9,7 +9,6 @@ export default defineConfig({
         autoUpdate: true,
       },
     },
-    dir: 'src',
-    projects: ['packages/*', '!packages/bun-transpiler'],
+    projects: ['packages/*/vitest.config.ts'],
   },
 })
diff --git a/yarn.lock b/yarn.lock
index 586f4a65..e854d04c 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -2267,7 +2267,6 @@ __metadata:
     eslint-import-resolver-typescript: "npm:^4.2.2"
     eslint-plugin-import-x: "npm:^4.1.1"
     eslint-plugin-n: "npm:^17.10.2"
-    hono: "npm:^4.8.4"
     typescript-eslint: "npm:^8.27.0"
   peerDependencies:
     eslint: ^9.0.0