Litr documentation
Litr is a small, native browser for macOS. It draws its interface with GPUI and renders pages with the system's WebKit.
Using Litr
- Getting started: install, first launch, the window
- Tabs: the sidebar, pinned tabs, how Litr saves memory
- Rooms: sets of tabs per project, switched with ⌥⌘1–9
- Split view: two tabs side by side (⌘\)
- Peek: ⌥-click a link to look at it over the page
- Focus sessions: block distracting sites for 25, 50 or 90 minutes
- Media and picture in picture: Now Playing in the sidebar, ⌥⌘P, ⌃⌘P, muting tabs
- Tidy tabs: group, move and close tabs when they pile up
- Forget tabs: tabs that keep no history, cookies or data
- Browsing: address bar, search, history, find, zoom, downloads
- Remember what you read: find pages by what they said, and ask about them
- Highlights and notes: mark text on pages, add notes, find them again
- Bookmarks and importing: ⌘D, the library, and bringing over Chrome, Arc, Safari and more
- Passwords: saving, filling in and importing passwords
- Command palette: do anything from the keyboard
- Appearance: glass edge, focus mode, hiding the sidebar
- Reader mode: articles as plain, light reading
- Assistant: summarize, ask about or translate a page, on your Mac
- Ad blocking: what is blocked and how
- Privacy report: what was blocked, on this page and this week
- Settings for a site: ads, autoplay, dark pages and zoom, per site
- Scheduled tabs: unload or open tabs on a timer
- Signing out automatically: leave a site signed out after time away
- Web apps: turn a site into its own app
- Developer tabs: local servers, status, live reload, errors, Copy as cURL, JSON
- Agents (MCP): let Claude Code, Codex and others look at your developer tabs
- Responsive view: a page at phone, tablet and desktop widths
- Default browser and link rules: open links from other apps, by site
- Sharing and Handoff: the share menu, copying links, continuing on iPhone
- Settings: every option in ⌘,
- Updates and About: how Litr keeps itself up to date
- Keyboard shortcuts
- Privacy and your data: what Litr stores and where
- Troubleshooting
Developing Litr
- Architecture: how GPUI and WebKit fit together
See also the release notes.