diff --git a/package.json b/package.json
index 1d8bb7a..93b76fe 100644
--- a/package.json
+++ b/package.json
@@ -10,7 +10,7 @@
     "website:dev": "pnpm -C website dev",
     "website:prod": "pnpm -C website build",
     "build": "tsdown",
-    "typecheck": "tsc -b tsconfig/all.json",
+    "typecheck": "tsc -b tsconfig.build.json",
     "lint": "oxlint .",
     "format": "oxfmt .",
     "format:check": "oxfmt --check .",
diff --git a/packages/core/tsconfig.json b/packages/core/tsconfig.json
new file mode 100644
index 0000000..3fd6989
--- /dev/null
+++ b/packages/core/tsconfig.json
@@ -0,0 +1,5 @@
+{
+  "extends": "../../tsconfig.json",
+  "include": ["src", "tests"],
+  "exclude": ["**/node_modules", "**/dist"]
+}
diff --git a/packages/dom/tsconfig.json b/packages/dom/tsconfig.json
new file mode 100644
index 0000000..3fd6989
--- /dev/null
+++ b/packages/dom/tsconfig.json
@@ -0,0 +1,5 @@
+{
+  "extends": "../../tsconfig.json",
+  "include": ["src", "tests"],
+  "exclude": ["**/node_modules", "**/dist"]
+}
diff --git a/packages/native/tsconfig.json b/packages/native/tsconfig.json
new file mode 100644
index 0000000..3fd6989
--- /dev/null
+++ b/packages/native/tsconfig.json
@@ -0,0 +1,5 @@
+{
+  "extends": "../../tsconfig.json",
+  "include": ["src", "tests"],
+  "exclude": ["**/node_modules", "**/dist"]
+}
diff --git a/packages/opentui/tsconfig.json b/packages/opentui/tsconfig.json
new file mode 100644
index 0000000..3fd6989
--- /dev/null
+++ b/packages/opentui/tsconfig.json
@@ -0,0 +1,5 @@
+{
+  "extends": "../../tsconfig.json",
+  "include": ["src", "tests"],
+  "exclude": ["**/node_modules", "**/dist"]
+}
diff --git a/packages/react/tsconfig.json b/packages/react/tsconfig.json
new file mode 100644
index 0000000..8eb7469
--- /dev/null
+++ b/packages/react/tsconfig.json
@@ -0,0 +1,8 @@
+{
+  "extends": "../../tsconfig.json",
+  "compilerOptions": {
+    "jsx": "react-jsx"
+  },
+  "include": ["src", "tests"],
+  "exclude": ["**/node_modules", "**/dist"]
+}
diff --git a/packages/shared/bindings/tsconfig.json b/packages/shared/bindings/tsconfig.json
new file mode 100644
index 0000000..a6eae6c
--- /dev/null
+++ b/packages/shared/bindings/tsconfig.json
@@ -0,0 +1,5 @@
+{
+  "extends": "../../../tsconfig.json",
+  "include": ["src", "tests"],
+  "exclude": ["**/node_modules", "**/dist"]
+}
diff --git a/packages/shared/utils/tsconfig.json b/packages/shared/utils/tsconfig.json
new file mode 100644
index 0000000..a6eae6c
--- /dev/null
+++ b/packages/shared/utils/tsconfig.json
@@ -0,0 +1,5 @@
+{
+  "extends": "../../../tsconfig.json",
+  "include": ["src", "tests"],
+  "exclude": ["**/node_modules", "**/dist"]
+}
diff --git a/packages/solid/tsconfig.json b/packages/solid/tsconfig.json
index 1716ed0..4aab66b 100644
--- a/packages/solid/tsconfig.json
+++ b/packages/solid/tsconfig.json
@@ -1,8 +1,5 @@
 {
-  // Referenced from tsconfig/all.json; lives here (like vitest.config.ts) so
-  // the root workspace carries no Solid dependencies. Solid 2.0 moved the web
-  // JSX namespace out of `solid-js` into `@solidjs/web`.
-  "extends": "../../tsconfig/base.json",
+  "extends": "../../tsconfig.json",
   "compilerOptions": {
     "jsx": "preserve",
     "jsxImportSource": "@solidjs/web"
diff --git a/tsconfig.build.json b/tsconfig.build.json
new file mode 100644
index 0000000..ba5a59a
--- /dev/null
+++ b/tsconfig.build.json
@@ -0,0 +1,15 @@
+{
+  "files": [],
+  "references": [
+    { "path": "./tsconfig.json" },
+    { "path": "./packages/core" },
+    { "path": "./packages/dom" },
+    { "path": "./packages/react" },
+    { "path": "./packages/solid" },
+    { "path": "./packages/native" },
+    { "path": "./packages/opentui" },
+    { "path": "./packages/shared/utils" },
+    { "path": "./packages/shared/bindings" },
+    { "path": "./benchmark" }
+  ]
+}
diff --git a/tsconfig.json b/tsconfig.json
index 967cf8e..8436124 100644
--- a/tsconfig.json
+++ b/tsconfig.json
@@ -1,3 +1,27 @@
 {
-  "extends": "./tsconfig/base.json"
+  "compilerOptions": {
+    "target": "esnext",
+    "allowJs": false,
+    "noEmit": true,
+    "esModuleInterop": true,
+    "isolatedModules": true,
+    "lib": ["dom", "dom.iterable", "esnext"],
+    "module": "esnext",
+    "moduleResolution": "bundler",
+    "noImplicitReturns": true,
+    "resolveJsonModule": true,
+    "skipLibCheck": true,
+    "strict": true,
+    "paths": {
+      "@dunky.dev/state-machine": ["./packages/core/src"],
+      "@dunky.dev/react-state-machine": ["./packages/react/src"],
+      "@dunky.dev/solid-state-machine": ["./packages/solid/src"],
+      "@dunky.dev/native-state-machine": ["./packages/native/src"],
+      "@dunky.dev/opentui-state-machine": ["./packages/opentui/src"],
+      "@dunky.dev/state-machine-utils": ["./packages/shared/utils/src"],
+      "@dunky.dev/state-machine-bindings": ["./packages/shared/bindings/src"]
+    },
+    "types": ["@types/node", "vitest/globals"]
+  },
+  "include": ["*.ts"]
 }
diff --git a/tsconfig/all.json b/tsconfig/all.json
deleted file mode 100644
index 9ee2bb9..0000000
--- a/tsconfig/all.json
+++ /dev/null
@@ -1,8 +0,0 @@
-{
-  "files": [],
-  "references": [
-    { "path": "./react.json" },
-    { "path": "../packages/solid" },
-    { "path": "../benchmark/tsconfig.json" }
-  ]
-}
diff --git a/tsconfig/base.json b/tsconfig/base.json
deleted file mode 100644
index 49f680f..0000000
--- a/tsconfig/base.json
+++ /dev/null
@@ -1,26 +0,0 @@
-{
-  "compilerOptions": {
-    "target": "esnext",
-    "allowJs": false,
-    "noEmit": true,
-    "esModuleInterop": true,
-    "isolatedModules": true,
-    "lib": ["dom", "dom.iterable", "esnext"],
-    "module": "esnext",
-    "moduleResolution": "bundler",
-    "noImplicitReturns": true,
-    "resolveJsonModule": true,
-    "skipLibCheck": true,
-    "strict": true,
-    "paths": {
-      "@dunky.dev/state-machine": ["../packages/core/src"],
-      "@dunky.dev/react-state-machine": ["../packages/react/src"],
-      "@dunky.dev/solid-state-machine": ["../packages/solid/src"],
-      "@dunky.dev/native-state-machine": ["../packages/native/src"],
-      "@dunky.dev/opentui-state-machine": ["../packages/opentui/src"],
-      "@dunky.dev/state-machine-utils": ["../packages/shared/utils/src"],
-      "@dunky.dev/state-machine-bindings": ["../packages/shared/bindings/src"]
-    },
-    "types": ["@types/node", "vitest/globals"]
-  }
-}
diff --git a/tsconfig/react.json b/tsconfig/react.json
deleted file mode 100644
index 483885c..0000000
--- a/tsconfig/react.json
+++ /dev/null
@@ -1,8 +0,0 @@
-{
-  "extends": "./base.json",
-  "compilerOptions": {
-    "jsx": "react-jsx"
-  },
-  "include": ["../*.ts", "../packages"],
-  "exclude": ["../**/node_modules", "../**/dist", "../packages/solid"]
-}