diff --git a/.gitignore b/.gitignore
index c9e2def..9999189 100644
--- a/.gitignore
+++ b/.gitignore
@@ -4,8 +4,6 @@ build-*/
 coverage/
 node_modules/
 tmp/
-/import_map.json
-/mod.ts
 NOTES.md
 .DS_Store
 .env.local
diff --git a/import_map.in.json b/import_map.in.json
deleted file mode 100644
index 7380128..0000000
--- a/import_map.in.json
+++ /dev/null
@@ -1,5 +0,0 @@
-{
-  "imports": {
-    "https://esm.sh/v90/@types/bn.js@~5.2/index.d.ts": "https://esm.sh/v90/@types/bn.js@5.1.0/index.d.ts"
-  }
-}
diff --git a/packages/api-augment/src/mod.ts b/packages/api-augment/src/mod.ts
deleted file mode 100644
index eea74e7..0000000
--- a/packages/api-augment/src/mod.ts
+++ /dev/null
@@ -1,4 +0,0 @@
-// Copyright 2017-2025 @pezkuwi/api-augment authors & contributors
-// SPDX-License-Identifier: Apache-2.0
-
-export * from './index.js';
diff --git a/packages/api-base/src/mod.ts b/packages/api-base/src/mod.ts
deleted file mode 100644
index 0513ce4..0000000
--- a/packages/api-base/src/mod.ts
+++ /dev/null
@@ -1,4 +0,0 @@
-// Copyright 2017-2025 @pezkuwi/api-base authors & contributors
-// SPDX-License-Identifier: Apache-2.0
-
-export * from './index.js';
diff --git a/packages/api-contract/src/mod.ts b/packages/api-contract/src/mod.ts
deleted file mode 100644
index 7d18f08..0000000
--- a/packages/api-contract/src/mod.ts
+++ /dev/null
@@ -1,4 +0,0 @@
-// Copyright 2017-2025 @pezkuwi/api-contract authors & contributors
-// SPDX-License-Identifier: Apache-2.0
-
-export * from './index.js';
diff --git a/packages/api-derive/src/mod.ts b/packages/api-derive/src/mod.ts
deleted file mode 100644
index 12ecc67..0000000
--- a/packages/api-derive/src/mod.ts
+++ /dev/null
@@ -1,4 +0,0 @@
-// Copyright 2017-2025 @pezkuwi/api-derive authors & contributors
-// SPDX-License-Identifier: Apache-2.0
-
-export * from './index.js';
diff --git a/packages/api/src/mod.ts b/packages/api/src/mod.ts
deleted file mode 100644
index 44571a2..0000000
--- a/packages/api/src/mod.ts
+++ /dev/null
@@ -1,4 +0,0 @@
-// Copyright 2017-2025 @pezkuwi/api authors & contributors
-// SPDX-License-Identifier: Apache-2.0
-
-export * from './index.js';
diff --git a/packages/rpc-augment/src/mod.ts b/packages/rpc-augment/src/mod.ts
deleted file mode 100644
index 62dee91..0000000
--- a/packages/rpc-augment/src/mod.ts
+++ /dev/null
@@ -1,4 +0,0 @@
-// Copyright 2017-2025 @pezkuwi/rpc-augment authors & contributors
-// SPDX-License-Identifier: Apache-2.0
-
-export * from './index.js';
diff --git a/packages/rpc-core/src/mod.ts b/packages/rpc-core/src/mod.ts
deleted file mode 100644
index 9011b53..0000000
--- a/packages/rpc-core/src/mod.ts
+++ /dev/null
@@ -1,4 +0,0 @@
-// Copyright 2017-2025 @pezkuwi/rpc-core authors & contributors
-// SPDX-License-Identifier: Apache-2.0
-
-export * from './index.js';
diff --git a/packages/rpc-provider/src/mod.ts b/packages/rpc-provider/src/mod.ts
deleted file mode 100644
index 651b238..0000000
--- a/packages/rpc-provider/src/mod.ts
+++ /dev/null
@@ -1,4 +0,0 @@
-// Copyright 2017-2025 @pezkuwi/rpc-provider authors & contributors
-// SPDX-License-Identifier: Apache-2.0
-
-export * from './index.js';
diff --git a/packages/types-augment/src/mod.ts b/packages/types-augment/src/mod.ts
deleted file mode 100644
index 85f80c4..0000000
--- a/packages/types-augment/src/mod.ts
+++ /dev/null
@@ -1,4 +0,0 @@
-// Copyright 2017-2025 @pezkuwi/types-augment authors & contributors
-// SPDX-License-Identifier: Apache-2.0
-
-export * from './index.js';
diff --git a/packages/types-codec/src/mod.ts b/packages/types-codec/src/mod.ts
deleted file mode 100644
index 84418e8..0000000
--- a/packages/types-codec/src/mod.ts
+++ /dev/null
@@ -1,4 +0,0 @@
-// Copyright 2017-2025 @pezkuwi/types-codec authors & contributors
-// SPDX-License-Identifier: Apache-2.0
-
-export * from './index.js';
diff --git a/packages/types-create/src/mod.ts b/packages/types-create/src/mod.ts
deleted file mode 100644
index fed0720..0000000
--- a/packages/types-create/src/mod.ts
+++ /dev/null
@@ -1,4 +0,0 @@
-// Copyright 2017-2025 @pezkuwi/types-create authors & contributors
-// SPDX-License-Identifier: Apache-2.0
-
-export * from './index.js';
diff --git a/packages/types-known/src/mod.ts b/packages/types-known/src/mod.ts
deleted file mode 100644
index a917250..0000000
--- a/packages/types-known/src/mod.ts
+++ /dev/null
@@ -1,4 +0,0 @@
-// Copyright 2017-2025 @pezkuwi/types-known authors & contributors
-// SPDX-License-Identifier: Apache-2.0
-
-export * from './index.js';
diff --git a/packages/types/src/mod.ts b/packages/types/src/mod.ts
deleted file mode 100644
index 2ad77df..0000000
--- a/packages/types/src/mod.ts
+++ /dev/null
@@ -1,4 +0,0 @@
-// Copyright 2017-2025 @pezkuwi/types authors & contributors
-// SPDX-License-Identifier: Apache-2.0
-
-export * from './index.js';