FocusBlock by thora
Block distracting websites to boost productivity. Focus modes, Pomodoro timer, and statistics. No API key needed!
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Extension Metadata
About this extension
FocusBlock is a powerful productivity extension that helps you stay focused by blocking distracting websites during work sessions. With three preset focus modes (Work, Study, Deep Focus) and a built-in Pomodoro timer, FocusBlock makes it easy to eliminate distractions and maintain concentration. Each focus mode comes with pre-configured blocked sites, or you can customize your own list. The extension uses Firefox's webRequest API to intercept and block access to distracting sites, redirecting you to a friendly reminder page instead. The Pomodoro timer helps you work in focused 25-minute sessions, automatically activating site blocking when started.
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Permissions and data
Required permissions:
- Access browser tabs
Optional permissions:
- Access your data for all web sites
Data collection:
- The developer says this extension doesn't require data collection.
More information
- Add-on Links
- Version
- 1.0.0
- Size
- 21.36 kB
- Last updated
- 4 months ago (6 Dec 2025)
- Related Categories
- Licence
- Mozilla Public Licence 2.0
- Version History
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