head to head · open source
lighthouse vs Comp AI
lighthouse has 30,785 GitHub stars, 9,765 forks, 470 open issues and last shipped yesterday. Comp AI has 1,968 stars, 415 forks, 36 open issues and last shipped 9 days ago. lighthouse leads on adoption by 1,464% (30,785 vs 1,968 stars). lighthouse is written in JavaScript under Apache-2.0; Comp AI is written in TypeScript under AGPL-3.0. lighthouse has attracted 32% as many forks as stars, Comp AI 21%. lighthouse was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 1 topic tag (audit), so they are genuine substitutes rather than adjacent tools.
Two open source projects, one decision. Both are free and self-hostable — the differences are community size, license terms, language stack and release pace.
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Side by side
| lighthouse | Comp AI | |
|---|---|---|
| GitHub stars | ★ 31K | ★ 2.0K |
| License | Apache-2.0 | AGPL-3.0 |
| Written in | JavaScript | TypeScript |
| Last push | 2026-09-17 | 2026-09-09 |
| Forks | ⑂ 9.8K | ⑂ 415 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick lighthouse if
- You weight community size — 31K stars and counting
- You want the Apache-2.0 license terms
- Your stack matches JavaScript
- You value the larger contributor base for long-term maintenance
pick Comp AI if
- You want the Comp AI feature set and don't need the biggest community
- You prefer the AGPL-3.0 license terms
- Your stack matches TypeScript
- You evaluated both and Comp AI fits your workflow better
About lighthouse
Lighthouse is an open source, automated auditing tool for web applications and web pages. It analyzes a target URL and collects modern performance metrics alongside insights into developer best practices, producing a structured report that scores and explains what it finds. The project lives in the JavaScript ecosystem, is distributed under the Apache 2.0 license, and is maintained under the GoogleChrome organization. It has been developed for roughly eleven years and is published to npm as the lighthouse package.
read the full lighthouse overview →
About Comp AI
Comp AI is an open source compliance platform written in TypeScript and released under the AGPL 3.0 license. It is positioned as an AI native alternative to paid compliance products such as Vanta and Drata, and it targets companies that need audit ready coverage for SOC 2, ISO 27001, HIPAA, and GDPR. The project lives in the Next.js, Prisma, and Auth.js ecosystem, with a cloud hosted option and a self hostable codebase.
read the full Comp AI overview →
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Frequently asked questions
Is lighthouse or Comp AI more popular?
lighthouse has 30,785 GitHub stars and Comp AI has 1,968. lighthouse has the larger community by that measure.
Are lighthouse and Comp AI free?
Both are open source. lighthouse is licensed under Apache-2.0 and Comp AI under AGPL-3.0. Neither carries a licence fee.
What is the difference between lighthouse and Comp AI?
lighthouse is written in JavaScript and Comp AI in TypeScript. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, lighthouse or Comp AI?
Choose lighthouse if you want the larger community (30,785 stars) or its Apache-2.0 licence terms. Choose Comp AI if its feature set, stack or AGPL-3.0 licence fits better. Both are self-hostable.