| What it does | Your open tabs, grouped, on every new tab
| Read-only mode for AI browser agents
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| Stage | Not given
| MVP
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| Founded | Not given
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| Based in | Not given
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| Pricing model | Open source
| Freemium
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| Pricing | Free, under the AGPL-3.0-or-later licence. No paid plans, trials or cards.
| Free: $0/month, open source with bring-your-own-model key. Pro: Free during early access with 1,000 judged requests; $5/month when paid tier launches.
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| Key features | - Shows open tabs from every window grouped by site
- Close all tabs from a site in one click
- Close duplicate tabs in one press
- Merge windows into one
- Customizable briefing with news topics, markets, weather, calendar and to-do list
- Optional end-to-end encrypted sync between browsers
- No account required
- Instantly loads with no network requests on tab open
- Automatic stale new tab page closing
- Works completely offline after initial configuration
| - Blocks write, post, delete and purchase operations
- Works with any Chromium browser and AI agent
- App-specific rules and request classification
- Open source codebase
- Central control across multiple browsers (Pro)
- One-link agent browser setup (Pro)
- No API key required (Pro)
- Per-account usage limits with fail-closed behavior
- Tested on 1,000+ real tasks
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| What makes it different | - Only tab manager that shows actual open tabs on the new tab page itself
- Completely private by design with no account, no tracking and no server storage
- Zero network delay when opening new tabs
- Optional sync is end-to-end encrypted so the server never sees your data
| - Reduces accidental changes by AI agents without eliminating access to read data
- Open source with full code transparency
- Fail-closed design for unclassified requests
- Tested against real AI agent tasks on major websites
- Fully managed Pro option with no setup required
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| Free plan | Not given
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| Open source | Not given
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| Platforms | Not given
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| Public API | Not given
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| Community votes | 0 | 0 |
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| DR (Domain Rating by Ahrefs) | Not checked yet ● no change since last check | Not checked yet ● no change since last check |
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| Trust Flow (Majestic) | 0 | 0 |
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| Citation Flow (Majestic) | 13 | 0 |
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| Referring domains (Majestic) | 3 | 0 |
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OpenTabs
OnlyRead