head to head · open source
Logto vs melody-auth
Logto has 14,599 GitHub stars, 1,212 forks, 183 open issues and last shipped today. melody-auth has 639 stars, 66 forks, 3 open issues and last shipped 18 days ago. Logto leads on adoption by 2,185% (14,599 vs 639 stars). Logto is written in TypeScript under MPL-2.0; melody-auth is written in TypeScript under MIT. Logto has attracted 8% as many forks as stars, melody-auth 10%. Logto was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 1 topic tag (oauth2), 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
| Logto | melody-auth | |
|---|---|---|
| GitHub stars | ★ 15K | ★ 639 |
| License | MPL-2.0 | MIT |
| Written in | TypeScript | TypeScript |
| Last push | 2026-09-20 | 2026-09-02 |
| Forks | ⑂ 1.2K | ⑂ 66 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick Logto if
- You weight community size — 15K stars and counting
- You want the MPL-2.0 license terms
- Your stack matches TypeScript
- You value the larger contributor base for long-term maintenance
pick melody-auth if
- You want the melody-auth feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches TypeScript
- You evaluated both and melody-auth fits your workflow better
About Logto
Logto is an open source authentication and authorization infrastructure for SaaS and AI applications. It is written in TypeScript, licensed under MPL 2.0, and positioned as an open alternative to Auth0. The project sits in the identity and access management ecosystem, where it provides a central service for login, consent, tokens, user directories, and access control.
read the full Logto overview →
About melody-auth
Melody Auth is an MIT licensed, TypeScript written OAuth 2.0 and authentication server that runs on both Cloudflare Workers and Node.js, and it is aimed at teams that want to host their own identity provider instead of renting one.
read the full melody-auth overview →
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Frequently asked questions
Is Logto or melody-auth more popular?
Logto has 14,599 GitHub stars and melody-auth has 639. Logto has the larger community by that measure.
Are Logto and melody-auth free?
Both are open source. Logto is licensed under MPL-2.0 and melody-auth under MIT. Neither carries a licence fee.
What is the difference between Logto and melody-auth?
Logto is written in TypeScript and melody-auth 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, Logto or melody-auth?
Choose Logto if you want the larger community (14,599 stars) or its MPL-2.0 licence terms. Choose melody-auth if its feature set, stack or MIT licence fits better. Both are self-hostable.