Dev.to
7/20/2026
TabInsights: A single Chrome extension combining site blocker, Pomodoro timer, tab suspender, and time tracker
Original: I got tired of running 4 browser extensions, so I built one
Short summary
A developer built TabInsights, a single Chrome extension that combines a website blocker, Pomodoro timer, tab suspender, and automatic time tracker into one connected tool. The article covers key architectural decisions around Manifest V3 constraints, declarativeNetRequest for blocking, and a zero-external-network-requests privacy model. The extension is free with an optional $4.99 one-time Pro upgrade.
- •TabInsights merges website blocker, Pomodoro timer, tab suspender, and time tracker into one extension
- •Built on Manifest V3 with chrome.alarms and declarativeNetRequest; makes zero external network requests
- •Free with optional $4.99 Pro upgrade; early stage and seeking user feedback
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