A productivity workspace browser that wraps your AI agent, your tabs, your tasks, and your tools into one dark, modern shell. Inspired by Wavebox, Sidekick & Zen.
Inspired by Wavebox, Sidekick, and Zen Browser — open source, extensible, AI-native.
Tree-style tabs with drag-and-drop grouping, search, pinning, tab suspension, and close-history (restore last 50 closed tabs).
Multi-agent system with any model/provider. Agents navigate tabs, click, type, scroll, screenshot, and extract content. Custom roles & prompts.
Ctrl+K fuzzy search across workspaces, tabs, commands, settings, apps, tasks. No mouse needed.
Side-by-side panels. Compare docs, monitor dashboards, or keep your AI visible while browsing.
Full kanban with boards, columns, cards, WIP limits, drag-and-drop, and color-coded statuses.
Pomodoro timer (25/50/90 min) with distraction blocking, notification muting, and timer overlay.
Isolated session partitions — each workspace has its own tabs, apps, cookies, and boards. Switch instantly.
Pin web apps with isolated accounts per app. Perfect for Slack, Gmail, Notion, GitHub.
Automatic updates via GitHub Releases. Always on the latest version.
The LastBrowser interface — designed for productivity.
Vertical sidebar navigation, multi-panel layout, dark theme with purple/blue accents.
Dark ThemeSidebarTwo panels side-by-side with independent navigation and resizable divider.
Multi-taskingDrag-and-drop task management with color-coded columns and WIP limits.
Project ManagementBuilt-in multi-agent system. Assign agents to tabs, automate workflows, browse hands-free.
AIAutomationLastBrowser vs other productivity browsers — open source, AI-native, and free.
| Feature | LastBrowser | Wavebox | Sidekick | Zen Browser |
|---|---|---|---|---|
| Price | Free (MIT) | $9/mo+ | $12/mo+ | Free |
| Open Source | ✓ MIT | ✗ Proprietary | ✗ Proprietary | ✓ MPL |
| Vertical Tabs | ✓ | ✓ | ✓ | ✓ |
| AI Agents | ✓ Built-in | ✗ | ✗ | ✗ |
| Command Palette | ✓ Ctrl+K | ✓ | ✓ | ◐ Limited |
| Kanban Boards | ✓ Built-in | ✗ | ✗ | ✗ |
| Split View | ✓ | ✓ | ✗ | ✓ |
| Focus Mode | ✓ Pomodoro | ✗ | ✗ | ✗ |
| Workspace Isolation | ✓ Sessions | ✓ | ✓ | ◐ Containers |
| App Shortcuts | ✓ Multi-account | ✓ | ✓ | ✗ |
| Works On | Windows | Windows/Mac/Linux | Windows/Mac | Windows/Mac/Linux |
Dark theme with carefully chosen colors and typography.
Purple-blue gradient accents on deep dark background.
Inter for UI, JetBrains Mono for code.
Built on battle-tested technologies.
Open source, MIT licensed, built for productivity. Download the latest release or build from source.