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Chrome Extension Ideas Finder
Chrome Extension Kit
WebExtension.net
Discover 9,600+ expired Chrome extensions across 6 categories. Find high-potential rebuild opportunities for indie makers in 2026.

Website, pricing, platforms and company facts side by side.
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| Website | diffee.me | chromegoldmine.com |
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| Company | — | Startup from Belgium · 1 - 9 employees · 2026 |
| Listed in |
In their own words, as submitted to SaaSHub.


No description of Diffee yet.
9,656 expired Chrome extensions with demand already proven. Pick one. Rebuild it. Ship. Each listing is an extension people already installed - then it died. You get historical users, category, rebuild difficulty, why it died, who competes now, and a step-by-step rebuild plan. The research is...
What each product offers, as listed by its team.


No features have been listed yet.
Walkthroughs and reviews on video.
Mr. Diffee Reviews The Tattooed Sales Guy
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How often each product is chosen within a category, 0–100% relative to the other.


As answered by people managing Diffee and Chrome Goldmine.
Chrome Goldmine's answer:
Huge up-to-date dataset which has been deeply researched: 12 datapoints per extension.
Chrome Goldmine's answer:
Chrome Goldmine's answer:
The only database with up-to-date information and extensive research per extension.
Chrome Goldmine's answer:
Indie makers, solopreneurs, startups, entrepreneurs.
Chrome Goldmine's answer:
Notion, CSV, pdf.
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