Cove — Calm New Tab by Adarsh Kushwah
Cove replaces your new tab with a calm, local-first workspace: curated news, an offline reader, tab sessions, a Pomodoro timer, and quiet soundscapes. No account, no tracking.
Available on Firefox for Android™Available on Firefox for Android™
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About this extension
Cove is a calm corner of the web: a new-tab workspace that stays quiet, keeps your data on your device, and asks for nothing — no account, no tracking, no Cove server.
What it does
Built to stay small
166.2 KB gzipped, zero runtime dependencies, with a CI-enforced 170 KB size budget. 66 unit tests and a strict content security policy. Your notes, sessions, settings, and saved articles live in your browser profile and can be exported as JSON.
Privacy, stated plainly
Cove collects nothing — declared in the manifest itself, which states it collects no data. Network requests go only to the publishers and public services you use — news feeds, Open-Meteo for weather, DuckDuckGo for search suggestions — and each can be switched off in Settings. The full network ledger is in the privacy policy.
Honest limits
Weather and feeds need a network connection. The site blocker is friction, not a security boundary. Focus Sound is procedurally generated sound, not a medical device. Requires Firefox 140 or later.
What it does
- Discover — 11 curated RSS/Atom feeds and 3 keyless public APIs (Spaceflight News, DEV.to, Hacker News), ranked on-device. Add your own feeds, or turn Discover off entirely.
- Reader — Articles extracted locally and cached for offline reading, up to 120 stories. No paywall bypass, ever.
- Search — 14 one-click provider presets, prefix and suffix !bangs, custom HTTPS search templates, and local instant answers for math, units, dates, and conversions.
- Focus — Pomodoro timer, a site blocker that adds friction rather than security, and procedural Focus Sound generated on-device. No audio files, no streams.
- Tabs — Saved sessions, tab triage, and quick links, all local.
- Atmosphere — Four stages from a full bento dashboard to pure stillness, with themes, accents, wallpapers, and self-hosted fonts.
Built to stay small
166.2 KB gzipped, zero runtime dependencies, with a CI-enforced 170 KB size budget. 66 unit tests and a strict content security policy. Your notes, sessions, settings, and saved articles live in your browser profile and can be exported as JSON.
Privacy, stated plainly
Cove collects nothing — declared in the manifest itself, which states it collects no data. Network requests go only to the publishers and public services you use — news feeds, Open-Meteo for weather, DuckDuckGo for search suggestions — and each can be switched off in Settings. The full network ledger is in the privacy policy.
Honest limits
Weather and feeds need a network connection. The site blocker is friction, not a security boundary. Focus Sound is procedurally generated sound, not a medical device. Requires Firefox 140 or later.
I built Cove for myself: a new tab that stays quiet instead of shouting. It is local-first by design — no account, no server, no tracking — and open source under Apache-2.0. Next: store releases, then whatever real user feedback asks for first.
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Permissions and data
Required permissions:
- Read and modify bookmarks
- Block content on any page
- Access recently closed tabs
- Access browser tabs
Optional permissions:
- Access your data for all websites
Data collection:
- The developer says this extension doesn't require data collection.
More information
- Add-on Links
- Version
- 0.1.3
- Size
- 1.79 MB
- Last updated
- 15 days ago (Oct 28, 2026)
- Related Categories
- License
- Apache License 2.0
- Privacy Policy
- Read the privacy policy for this add-on
- Version History
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