Expired Chrome extensions · Manifest V3 graveyard · 9,656 researched
9,656 expired 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 done. You choose and build.
- $23.20 one-time (was $29)
- 30-day money-back, no questions
- Instant Notion workspace + CSV
- Lifetime quarterly updates
- Used by 45+ indie makers
No subscription. Open the sample below — 20 live rows and one full report. The other 9,636 unlock at checkout.
Sample · 20 of 9,656
Live rows · no signup
| Name | Historical users | Category | Difficulty | Died because | Est. monthly | Action |
|---|---|---|---|---|---|---|
| Session StackFull sampleSave and restore tab sessions. | 48,200 | Productivity | Low | MV3 | $500–$1,600 | |
| Tab Suspender ReloadedSleeps background tabs to cut RAM. | 91,400 | Productivity | Medium | MV3 | $600–$1,800 | |
| Reading Mode CleanDistraction-free article view. | 64,100 | Accessibility | Low | Abandoned | $400–$1,200 | |
| Dark SitesPer-site dark theme. | 55,000 | Customization | Low | MV3 | $300–$900 | |
| Coupon ClipperAuto-applies working codes at checkout. | 40,500 | Shopping | Medium | Abandoned | $800–$2,400 | |
| Grammar LiteInline writing suggestions. | 36,700 | Writing | High | MV3 | $1,000–$3,000 | |
| Price WatchAlerts when a product drops. | 31,800 | Shopping | Medium | MV3 | $700–$2,000 | |
| New Tab DigestRSS + todos on new tab. | 27,300 | New Tab | Medium | Abandoned | $400–$1,400 |
Session stackFull sample·48,200 historical users·Productivity·LowJSON formatter·12,400 historical users·Developer Tools·LowPrice watch·31,800 historical users·Shopping·MediumReading mode·64,100 historical users·Accessibility·LowColor eyedropper·22,900 historical users·Design·LowTab suspender·91,400 historical users·Productivity·MediumCookie inspector·8,600 historical users·Developer Tools·LowFocus timer·17,200 historical users·Productivity·LowCoupon clipper·40,500 historical users·Shopping·MediumDark sites·55,000 historical users·Customization·LowSession stackFull sample·48,200 historical users·Productivity·LowJSON formatter·12,400 historical users·Developer Tools·LowPrice watch·31,800 historical users·Shopping·MediumReading mode·64,100 historical users·Accessibility·LowColor eyedropper·22,900 historical users·Design·LowTab suspender·91,400 historical users·Productivity·MediumCookie inspector·8,600 historical users·Developer Tools·LowFocus timer·17,200 historical users·Productivity·LowCoupon clipper·40,500 historical users·Shopping·MediumDark sites·55,000 historical users·Customization·Low
Sample · 20 of 9,656
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Showing 20 of 20 samples
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Difficulty
Historical users
Died because
| Name | Historical users | Category | Difficulty | Died because | Est. monthly | Action |
|---|---|---|---|---|---|---|
| Session StackFull sampleSave and restore tab sessions. | 48,200 | Productivity | Low | MV3 | $500–$1,600 | |
| Tab Suspender ReloadedSleeps background tabs to cut RAM. | 91,400 | Productivity | Medium | MV3 | $600–$1,800 | |
| Reading Mode CleanDistraction-free article view. | 64,100 | Accessibility | Low | Abandoned | $400–$1,200 | |
| Dark SitesPer-site dark theme. | 55,000 | Customization | Low | MV3 | $300–$900 | |
| Coupon ClipperAuto-applies working codes at checkout. | 40,500 | Shopping | Medium | Abandoned | $800–$2,400 | |
| Grammar LiteInline writing suggestions. | 36,700 | Writing | High | MV3 | $1,000–$3,000 | |
| Price WatchAlerts when a product drops. | 31,800 | Shopping | Medium | MV3 | $700–$2,000 | |
| New Tab DigestRSS + todos on new tab. | 27,300 | New Tab | Medium | Abandoned | $400–$1,400 | |
| Color EyedropperPick any pixel's hex/rgb. | 22,900 | Design | Low | Policy | $200–$700 | |
| Privacy ShieldTracker blocking + cookie purge. | 19,800 | Privacy | High | Policy | $500–$1,500 | |
| Focus TimerPomodoro in the toolbar. | 17,200 | Productivity | Low | Abandoned | $300–$1,000 | |
| Markdown ClipperClip selection to Markdown. | 15,600 | Writing | Low | MV3 | $300–$900 | |
| Linked SnippetsSaved replies for LinkedIn. | 14,900 | Social | Medium | Abandoned | $800–$2,200 | |
| JSON FormatterPretty-print JSON in-page. | 12,400 | Developer Tools | Low | MV3 | $200–$600 | |
| Form SaverRecalls long form drafts. | 11,100 | Productivity | Medium | MV3 | $400–$1,100 | |
| Palette ExportExport page colors to Tailwind/CSS. | 9,200 | Design | Low | MV3 | $200–$600 | |
| Cookie InspectorRead/edit cookies per host. | 8,600 | Developer Tools | Low | Policy | $200–$500 | |
| SERP SnapshotSave SERP layouts over time. | 7,400 | SEO | Medium | Abandoned | $600–$1,800 | |
| Volume MemoryRemembers per-site volume. | 6,300 | Media | Low | Abandoned | $100–$400 | |
| A11y ContrastWCAG contrast overlay. | 5,800 | Accessibility | Low | Abandoned | $200–$500 |
Sample names are representative composites so we don't leak the full unpaid dataset. Full access uses the real 9,656 listings.

