diff --git a/.gitignore b/.gitignore
new file mode 100644
index 00000000..d5d31513
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,5 @@
+**/*.key
+**/*.crt
+**/*.pem
+**/*.pem-chain
+**/*.ca.pem
diff --git a/packages/disable-react-devtools/.gitignore b/packages/.gitignore
similarity index 56%
rename from packages/disable-react-devtools/.gitignore
rename to packages/.gitignore
index c4616eb9..764e8257 100644
--- a/packages/disable-react-devtools/.gitignore
+++ b/packages/.gitignore
@@ -1,15 +1,19 @@
 # See https://help.github.com/articles/ignoring-files/ for more about ignoring files.
 
 # dependencies
-/node_modules
+/**/node_modules
 npm-debug.log*
 
 # TypeScript
-*.tsbuildinfo
+/**/*.tsbuildinfo
+/**/*.d.ts
+
+# JavaScript
+/**/*.js
 
 # misc
-.DS_Store
-.DS_Store?
+/**/.DS_Store
+/**/.DS_Store?
 
 # eslint
-.eslintcache
+/**/.eslintcache
diff --git a/packages/movinin-helper/.gitignore b/packages/movinin-helper/.gitignore
deleted file mode 100644
index c4616eb9..00000000
--- a/packages/movinin-helper/.gitignore
+++ /dev/null
@@ -1,15 +0,0 @@
-# See https://help.github.com/articles/ignoring-files/ for more about ignoring files.
-
-# dependencies
-/node_modules
-npm-debug.log*
-
-# TypeScript
-*.tsbuildinfo
-
-# misc
-.DS_Store
-.DS_Store?
-
-# eslint
-.eslintcache
diff --git a/packages/movinin-types/.gitignore b/packages/movinin-types/.gitignore
deleted file mode 100644
index c4616eb9..00000000
--- a/packages/movinin-types/.gitignore
+++ /dev/null
@@ -1,15 +0,0 @@
-# See https://help.github.com/articles/ignoring-files/ for more about ignoring files.
-
-# dependencies
-/node_modules
-npm-debug.log*
-
-# TypeScript
-*.tsbuildinfo
-
-# misc
-.DS_Store
-.DS_Store?
-
-# eslint
-.eslintcache