https://chrome.google.com/webstore/detail/ighdmehidhipcmcojjgiloacoafjmpfk

1. Download and extract one of the files from the Batarang releases page on GitHub
2. Navigate to chrome://extensions in Chrome
3. If you've installed Batarang from the web store, disable or remove that version
4. On the top right, check the checkbox for "Developer mode"
5. Click "Load unpacked extension..."
6. Select the directory where you extracted the extension
7. Close and re-open any inspected tabs

See the instructions in the contributing guide

MIT