diff --git a/.gitignore b/.gitignore
new file mode 100644
index 000000000..b7f536e41
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,15 @@
+node_modules
+bower_components
+composer.phar
+composer.lock
+.env.*.php
+.env.php
+.DS_Store
+.idea/
+Thumbs.db
+npm-debug.log
+hackmd_io
+newrelic_agent.log
+logs/
+tmp/
+*.pid
\ No newline at end of file