REAL PRODUCTS. PUBLIC SOURCES.

Explore revenue-backed businesses.

Public income figures, clear source context, and business case studies for independent founders.

Real projects86
Source-linked business profiles
Revenue disclosures86
Original metric & reporting context
Open-source projects5
Public code, different business models
Repository signals3
GitHub snapshots, not growth claims

7 projects matching “Solo founder”

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#ProjectCategory / modelReported revenueEvidenceGitHub ⓘSave and compare
01
Dirstarter

A Next.js source-code starter kit for building directory websites.

Researched profile
Developer toolsOne-time software license purchases ≈ $5,000Monthly revenue · Unspecified $Monthly amount reported in the February 5, 2026 founder interview; exact measurement cutoff unstated Founder disclosureChecked Oct 20, 2026 —
02
EmailEngine

A self-hosted gateway that exposes mailbox access through a common REST API.

Researched profile
Developer toolsSelf-hosted software subscription + enterprise license ≈ $13,000MRR · Unspecified $Current MRR stated in the interview published January 24, 2026; measurement date unspecified Founder disclosure in interviewChecked Oct 19, 2026 —
03
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 —
04
NinjaPear

B2B research data for enrichment and prospecting workflows.

Researched profile
Developer toolsCredit-based API access through subscriptions and pay-as-you-go purchases > $15,000Monthly revenue · Unspecified $Gross revenue for 'last month' in the July 7, 2026 interview; the financial month and cutoff are not explicitly dated Founder disclosure in interviewChecked Oct 20, 2026 —
05
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 —
06
SocialKit

An API that turns supported social media URLs into structured content and metrics.

Researched profile
Developer toolsUsage-based subscriptions + one-time credit packs ≈ $2,800MRR · Unspecified $Subscription MRR reported in a July 28, 2026 interview; measurement day unspecified Founder disclosure in interviewChecked Oct 19, 2026 —
07
Superpower (ChatGPT + Daily)

A ChatGPT workflow extension and associated AI newsletter business.

Researched profile
Developer toolsFreemium subscriptions plus newsletter sponsorships across the founder's business ≥ $10,000MRR · Unspecified $Combined extension-and-newsletter business described as 5-figure MRR in the July 8, 2026 interview; exact financial cutoff unspecified Founder disclosure in interviewChecked Oct 20, 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.