20 powerful features in one lightweight extension. Replace 3-5 separate GitHub tools with a single install.
One-click copy for file paths, raw content, permalinks, and Markdown links across GitHub pages.
Navigate issues/PRs with j/k, open with Enter, toggle checkboxes with x. Vim-style efficiency.
Press Ctrl+K to fuzzy search any file in a repo. Type a few chars, press Enter to jump there.
Sidebar file tree on Pull Request diff pages. Click any file to jump directly to its changes.
Colorful badges for 40+ file types. Instantly spot JS, TS, Python, Markdown, configs, and more.
Hover any code block in issues, PRs, or READMEs to reveal a one-click copy button.
One-click download button next to Raw on file pages. Download files without cloning the repo.
See total repo size at a glance, plus individual file sizes in directory listings.
Stars, Forks, Issues, and PRs displayed prominently on any repository homepage.
Wider code view, configurable tab size (2/4/8), and line wrapping for easier reading.
Visual summary bar showing files changed, additions, and deletions with a color-coded ratio bar on PR pages.
Hover over image files in repo listings to see an instant preview without navigating away.
Floating table of contents button for long README and markdown files. Click headings to jump.
Hover over issue and PR reference links to see title, state, labels, and author in a tooltip popup.
One-click HTTPS and SSH clone URL copy buttons on any repository page. No more digging through menus.
File headers stay pinned at the top when scrolling through PR diffs. Always know which file you're reviewing.
Auto-collapse comments from dependabot, renovate, and 20+ other bots. Reduce noise in issue threads.
Hover over commit SHAs to see the full commit message body, author, and date in a tooltip.
Click line numbers to highlight code lines with a purple accent. Shift+click for range selection.
Visual progress bar showing how many PR files you've reviewed. Track your code review completion.
| Feature | GitMaster | Refined GitHub | Octotree | Enhanced GitHub |
|---|---|---|---|---|
| File Tree | ✓ | ✓ | ✓ | ✗ |
| Copy Buttons | ✓ | ✓ | ✗ | ✗ |
| Keyboard Shortcuts | ✓ | ✓ | ✗ | ✗ |
| File Finder | ✓ | ✗ | ✗ | ✗ |
| File Icons | ✓ | ✗ | ✗ | ✗ |
| Code Block Copy | ✓ | ✗ | ✗ | ✗ |
| File Download | ✓ | ✗ | ✗ | ✓ |
| Repo/File Sizes | ✓ | ✗ | ✗ | ✓ |
| Stats Bar | ✓ | ✗ | ✗ | ✗ |
| PR Diff Stats | ✓ | ✗ | ✗ | ✗ |
| Image Preview | ✓ | ✗ | ✗ | ✗ |
| Markdown TOC | ✓ | ✗ | ✗ | ✗ |
| Link Preview | ✓ | ✗ | ✗ | ✗ |
| Quick Clone | ✓ | ✗ | ✗ | ✗ |
| Sticky PR Headers | ✓ | ✗ | ✗ | ✗ |
| Collapse Bots | ✓ | ✗ | ✗ | ✗ |
| Commit Hover | ✓ | ✗ | ✗ | ✗ |
| Line Highlighter | ✓ | ✗ | ✗ | ✗ |
| Review Progress | ✓ | ✗ | ✗ | ✗ |
| Zero Dependencies | ✓ | ✓ | ✗ | ✓ |
| Total Size | ~90KB | ~200KB | ~2MB | ~30KB |
| Price | Free | Free | Freemium | Free |
Available for Chrome, Edge, Brave, Firefox, and all Chromium browsers.
chrome://extensions (or edge://extensions)Firefox: Go to about:debugging > This Firefox > Load Temporary Add-on > select manifest.json
GitMaster collects zero data. All settings stored locally on your device.