About BuildThatExtension
Unlock hidden startup ideas by accessing expired Chrome extensions with 500+ users each, saving weeks of research and inspiring your next successful extension.
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×No ongoing subscription fees
×No need for manual market research
×No outdated or unverified extension ideas
With BuildThatExtension
Comprehensive dataset of expired Chrome extensions
Proven user demand data
Detailed extension insights including ratings and reviews
Instant CSV download for easy analysis
Questions & Answers
These are extensions that were once live with real users but were removed due to Chrome's update from Manifest V2 to V3, leaving valuable ideas available for redevelopment.
Developers and indie hackers looking for proven Chrome extension ideas with existing user demand to build upon.
A complete CSV dataset of over 9,500 expired Chrome extensions, including user counts, ratings, descriptions, and Chrome Store URLs.
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