diff --git a/Deno.gitignore b/Deno.gitignore
new file mode 100644
index 00000000..7c431450
--- /dev/null
+++ b/Deno.gitignore
@@ -0,0 +1,36 @@
+*.orig
+*.pyc
+*.swp
+.env
+
+/.cargo_home/
+/.idea/
+/.vscode/
+gclient_config.py_entries
+/gh-pages/
+/target/
+/std/hash/_wasm/target
+/tools/wpt/manifest.json
+
+# Files that help ensure VSCode can work but we don't want checked into the
+# repo
+/node_modules
+/tsconfig.json
+
+# compiled wasm files
+std/wasi/testdata/snapshot_preview1/
+
+# generated v8 coverage files
+cli/tests/.test_coverage/
+
+# MacOS generated files
+.DS_Store
+.DS_Store?
+
+# Flamegraphs
+/flamebench*.svg
+/flamegraph*.svg
+
+# WPT generated cert files
+/tools/wpt/certs/index.txt*
+/tools/wpt/certs/serial*