diff --git a/.nx/version-plans/version-plan-1785770217523.md b/.nx/version-plans/version-plan-1785770217523.md
new file mode 100644
index 00000000..c1cc60e4
--- /dev/null
+++ b/.nx/version-plans/version-plan-1785770217523.md
@@ -0,0 +1,5 @@
+---
+__default__: patch
+---
+
+Published packages exclude test outputs and local build artifacts.
diff --git a/packages/babel-preset/.npmignore b/packages/babel-preset/.npmignore
new file mode 100644
index 00000000..2ab54727
--- /dev/null
+++ b/packages/babel-preset/.npmignore
@@ -0,0 +1,4 @@
+**/__tests__/
+**/*.test.*
+**/*.tsbuildinfo
+dist/*.tsbuildinfo
diff --git a/packages/bridge/.npmignore b/packages/bridge/.npmignore
new file mode 100644
index 00000000..2ab54727
--- /dev/null
+++ b/packages/bridge/.npmignore
@@ -0,0 +1,4 @@
+**/__tests__/
+**/*.test.*
+**/*.tsbuildinfo
+dist/*.tsbuildinfo
diff --git a/packages/bundler-metro/.npmignore b/packages/bundler-metro/.npmignore
new file mode 100644
index 00000000..2ab54727
--- /dev/null
+++ b/packages/bundler-metro/.npmignore
@@ -0,0 +1,4 @@
+**/__tests__/
+**/*.test.*
+**/*.tsbuildinfo
+dist/*.tsbuildinfo
diff --git a/packages/cache/.npmignore b/packages/cache/.npmignore
new file mode 100644
index 00000000..2ab54727
--- /dev/null
+++ b/packages/cache/.npmignore
@@ -0,0 +1,4 @@
+**/__tests__/
+**/*.test.*
+**/*.tsbuildinfo
+dist/*.tsbuildinfo
diff --git a/packages/cli/.npmignore b/packages/cli/.npmignore
new file mode 100644
index 00000000..2ab54727
--- /dev/null
+++ b/packages/cli/.npmignore
@@ -0,0 +1,4 @@
+**/__tests__/
+**/*.test.*
+**/*.tsbuildinfo
+dist/*.tsbuildinfo
diff --git a/packages/config/.npmignore b/packages/config/.npmignore
new file mode 100644
index 00000000..2ab54727
--- /dev/null
+++ b/packages/config/.npmignore
@@ -0,0 +1,4 @@
+**/__tests__/
+**/*.test.*
+**/*.tsbuildinfo
+dist/*.tsbuildinfo
diff --git a/packages/coverage-ios/package.json b/packages/coverage-ios/package.json
index 87f4c4b5..53d50840 100644
--- a/packages/coverage-ios/package.json
+++ b/packages/coverage-ios/package.json
@@ -22,6 +22,7 @@
     "!**/__tests__",
     "!**/__fixtures__",
     "!**/__mocks__",
+    "!**/*.tsbuildinfo",
     "!**/.*"
   ],
   "peerDependencies": {
diff --git a/packages/jest/.npmignore b/packages/jest/.npmignore
new file mode 100644
index 00000000..2ab54727
--- /dev/null
+++ b/packages/jest/.npmignore
@@ -0,0 +1,4 @@
+**/__tests__/
+**/*.test.*
+**/*.tsbuildinfo
+dist/*.tsbuildinfo
diff --git a/packages/metro/.npmignore b/packages/metro/.npmignore
new file mode 100644
index 00000000..2ab54727
--- /dev/null
+++ b/packages/metro/.npmignore
@@ -0,0 +1,4 @@
+**/__tests__/
+**/*.test.*
+**/*.tsbuildinfo
+dist/*.tsbuildinfo
diff --git a/packages/platform-android/.npmignore b/packages/platform-android/.npmignore
new file mode 100644
index 00000000..2ab54727
--- /dev/null
+++ b/packages/platform-android/.npmignore
@@ -0,0 +1,4 @@
+**/__tests__/
+**/*.test.*
+**/*.tsbuildinfo
+dist/*.tsbuildinfo
diff --git a/packages/platform-ios/.npmignore b/packages/platform-ios/.npmignore
new file mode 100644
index 00000000..87f5cd75
--- /dev/null
+++ b/packages/platform-ios/.npmignore
@@ -0,0 +1,7 @@
+.harness/
+**/__tests__/
+**/*.test.*
+**/*.tsbuildinfo
+dist/*.tsbuildinfo
+xctest-agent/build/
+xctest-agent/**/xcuserdata/
diff --git a/packages/platform-vega/.npmignore b/packages/platform-vega/.npmignore
new file mode 100644
index 00000000..2ab54727
--- /dev/null
+++ b/packages/platform-vega/.npmignore
@@ -0,0 +1,4 @@
+**/__tests__/
+**/*.test.*
+**/*.tsbuildinfo
+dist/*.tsbuildinfo
diff --git a/packages/platform-web/.npmignore b/packages/platform-web/.npmignore
new file mode 100644
index 00000000..2ab54727
--- /dev/null
+++ b/packages/platform-web/.npmignore
@@ -0,0 +1,4 @@
+**/__tests__/
+**/*.test.*
+**/*.tsbuildinfo
+dist/*.tsbuildinfo
diff --git a/packages/platforms/.npmignore b/packages/platforms/.npmignore
new file mode 100644
index 00000000..2ab54727
--- /dev/null
+++ b/packages/platforms/.npmignore
@@ -0,0 +1,4 @@
+**/__tests__/
+**/*.test.*
+**/*.tsbuildinfo
+dist/*.tsbuildinfo
diff --git a/packages/plugins/.npmignore b/packages/plugins/.npmignore
new file mode 100644
index 00000000..2ab54727
--- /dev/null
+++ b/packages/plugins/.npmignore
@@ -0,0 +1,4 @@
+**/__tests__/
+**/*.test.*
+**/*.tsbuildinfo
+dist/*.tsbuildinfo
diff --git a/packages/react-native-harness/.npmignore b/packages/react-native-harness/.npmignore
new file mode 100644
index 00000000..2ab54727
--- /dev/null
+++ b/packages/react-native-harness/.npmignore
@@ -0,0 +1,4 @@
+**/__tests__/
+**/*.test.*
+**/*.tsbuildinfo
+dist/*.tsbuildinfo
diff --git a/packages/runtime/.npmignore b/packages/runtime/.npmignore
new file mode 100644
index 00000000..2ab54727
--- /dev/null
+++ b/packages/runtime/.npmignore
@@ -0,0 +1,4 @@
+**/__tests__/
+**/*.test.*
+**/*.tsbuildinfo
+dist/*.tsbuildinfo
diff --git a/packages/tools/.npmignore b/packages/tools/.npmignore
new file mode 100644
index 00000000..2ab54727
--- /dev/null
+++ b/packages/tools/.npmignore
@@ -0,0 +1,4 @@
+**/__tests__/
+**/*.test.*
+**/*.tsbuildinfo
+dist/*.tsbuildinfo
diff --git a/packages/ui/package.json b/packages/ui/package.json
index 9eff64df..0e4ba8b3 100644
--- a/packages/ui/package.json
+++ b/packages/ui/package.json
@@ -22,6 +22,7 @@
     "!**/__tests__",
     "!**/__fixtures__",
     "!**/__mocks__",
+    "!**/*.tsbuildinfo",
     "!**/.*"
   ],
   "exports": {