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Chrome Goldmine

Chrome Goldmine — The Most Complete Expired Chrome Extension Database

About Chrome Goldmine

9,656 expired Chrome extensions with revenue estimates from <$10K to >$100K annually. Built for indie hackers, solo SaaS builders, and vibe coders to find their next profitable project.

Chrome Goldmine is a curated research database of expired Chrome extensions that helps builders find profitable rebuild opportunities fast. It includes 9,656 extensions with revenue estimates, monetization strategies, failure reasons (like Manifest V3 issues), and competitor analysis.

You get an interactive Notion database plus a downloadable CSV, 10+ implementation/rebuild manuals, and a market research report, all delivered as a one-time purchase with lifetime access. Designed for indie hackers, solo SaaS founders, and vibe coders to spot six-figure opportunities, validate ideas, and rebuild extensions without repeating months of manual research.

Key features

  • 9,656 expired Chrome extensions with revenue projections and metadata.

  • Interactive Notion database plus downloadable CSV for instant analysis.

  • Revenue estimates, monetization strategies, and rebuild difficulty scores.

  • Filters for high-opportunity extensions and MV3 compliance impact.

  • One-time purchase with lifetime access and 30-day refund guarantee.

  • Ideal for indie hackers, solo SaaS builders, and vibe coders.

Who it is for
Independent developers researching browser-extension ideas
The solution
Research expired Chrome extensions using historical users, categories, competing products and rebuild-planning notes.

Features

  • Expired extension database

  • Historical user information

  • Rebuild difficulty and plans

Details

Built for

Independent developers researching browser-extension ideas

Use cases
  • Research discontinued browser-extension opportunities
  • Compare extension rebuild requirements

Chrome Goldmine homepage

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Website performance

Independent mobile lab measurements and permanent weekly competition results from IndieTools Speed.

62GoodMobile Lighthouse

Last checked

Load time
2.60 s
FCP
1.73 s
LCP
3.45 s
CLS
0.729
TTFB
14 ms
TBT
182 ms
Speed index
4.08 s

Latest Performance Score: 62. Measured: October 13, 2026. Weekly Overall Rank: #831. Category Rank: #76 in Developer tools. LCP: 3.45 s. Load Time: 2.60 s.

Overall rank · 2026-W41
#831
Up 134 places
Best overall rank
#831
0 top 10 finishes
Best category rank
#76
0 category wins
Latest change
-11 score
Best score 62 / 100

Website performance history

Inspect every successful mobile Lighthouse lab measurement by metric and date range.

Range

Latest score

62 / 100

Higher is better
9 measurements

Use the left and right arrow keys to inspect measurements. Use Home or End to jump to the first or last measurement. Press Escape to dismiss the chart tooltip.

Oct 7, 2026Oct 13, 2026

Weekly rank history

Track the product's finalized overall position on the IndieTools Speed leaderboard.

Range

MetricOverall rank

Latest rank

#831

Closer to #1 is better
2 weeks

Use the left and right arrow keys to inspect weeks. Use Home or End to jump to the first or last week. Press Escape to dismiss the chart tooltip.

Sep 28, 2026Oct 5, 2026

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