REAL PRODUCTS. PUBLIC SOURCES.
Explore revenue-backed businesses.
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| # | Project | Category / model | Reported revenue | Evidence | GitHub ⓘ | Save and compare |
|---|---|---|---|---|---|---|
| 01 | Feather Turn Notion writing into a hosted blog with custom domains and publishing features. Researched profile |
PublishingSubscription SaaS | $4,180MRR · Unspecified $Historical MRR milestone disclosed March 6, 2023 | founder-disclosedChecked Oct 19, 2026 | — | |
| 02 | Healthchecks.io Alerts when a scheduled job or backup fails to check in on time. Researched profileOpen source |
Developer toolsOpen source + hosting | $26,000MRR · USDOfficial MRR snapshot updated October 2, 2026 | Company disclosureChecked Oct 19, 2026 | — | |
| 03 | Customer supportSubscription SaaS | $3,000MRR · Unspecified $Historical MRR milestone disclosed June 16, 2022 | founder-disclosedChecked Oct 19, 2026 | — | ||
| 04 | Leave Me Alone Unsubscribe from unwanted emails and manage the newsletters that remain. Researched profile |
ProductivityShort-term passes and subscriptions | ≈ $10,000Monthly revenue · Unspecified $monthly turnover around January 2023 | founder-disclosedChecked Oct 19, 2026 | — | |
| 05 | SavvyCal Scheduling links with calendar overlays that help recipients choose a meeting time. Researched profile |
ProductivityPer-user subscription SaaS | > $20,000MRR · Unspecified $Historical milestone disclosed by October 19, 2021; exact cutoff unspecified | Founder disclosureChecked Oct 19, 2026 | — | |
| 06 | Developer toolsAPI subscription | $1,000,000ARR · Unspecified $Historical ARR milestone reached November 2021 | Founder disclosureChecked Oct 19, 2026 | — | ||
| 07 | ScreenshotOne A screenshot API that handles browser rendering and capture options. Researched profile |
Developer toolsAPI subscription + usage | $200,000ARR · Unspecified $Historical ARR milestone reported April 2025 | Founder disclosureChecked Oct 19, 2026 | — | |
| 08 | Senja Collect customer testimonials and display them in embeddable social-proof widgets. Researched profile |
MarketingFreemium subscription SaaS | $3,241Monthly revenue · Unspecified $February 2023 | company-disclosedChecked Oct 19, 2026 | — | |
| 09 | ShipFast A paid web-app starter that packages common launch infrastructure for developers. Researched profile |
Developer toolsPaid license | ≈ $46,400Monthly revenue · Unspecified $October 2024 | Founder disclosureChecked Oct 19, 2026 | — | |
| 10 | SalesSubscription SaaS | ≈ $100,000ARR · Unspecified $Historical ARR milestone disclosed February 3, 2015; before the 2017 sale | Founder disclosureChecked Oct 19, 2026 | — | ||
| 11 | TypingMind A bring-your-own-key AI chat workspace, with individual licenses and a team edition. Researched profile |
AI toolsLicense + subscription | ≈ $1,000,000Revenue (12 months) · Unspecified $Trailing 12 months reported on Nov 22, 2024 | Founder disclosureChecked Oct 19, 2026 | — |
Figures are source disclosures, not audited by MRRTrace. Revenue is not profit. Revenue sorting uses the selected metric and currency (default: USD MRR); other metrics follow alphabetically. GitHub stars measure repository interest, not business success.