head to head · open source
Better Auth vs voidauth
Better Auth has 30,641 GitHub stars, 3,067 forks, 723 open issues and last shipped yesterday. voidauth has 2,906 stars, 132 forks, 60 open issues and last shipped 2 days ago. Better Auth leads on adoption by 954% (30,641 vs 2,906 stars). Better Auth is written in TypeScript under MIT; voidauth is written in TypeScript under AGPL-3.0. Better Auth has attracted 10% as many forks as stars, voidauth 5%. Better Auth was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 3 topic tags (authentication, oidc, sso), 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
| Better Auth | voidauth | |
|---|---|---|
| GitHub stars | ★ 31K | ★ 2.9K |
| License | MIT | AGPL-3.0 |
| Written in | TypeScript | TypeScript |
| Last push | 2026-11-08 | 2026-11-07 |
| Forks | ⑂ 3.1K | ⑂ 132 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick Better Auth if
- You weight community size — 31K stars and counting
- You want the MIT license terms
- Your stack matches TypeScript
- You value the larger contributor base for long-term maintenance
pick voidauth if
- You want the voidauth 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 voidauth fits your workflow better
About Better Auth
Discord · Website · Issues Better Auth Better Auth is a framework agnostic authentication (and authorization) framework for TypeScript. It provides a comprehensive set of features out of the box and includes a plugin ecosystem that simplifies adding advanced functionalities with minimal code in a short amount of time. Whether you need 2FA, multi tenant support, or other complex features, it lets you focus on building your actual application instead of reinventing the wheel. Why Better Auth Authentication in the TypeScript ecosystem is a half solved problem. Other open source libraries often require a lot of…
read the full Better Auth overview →
About voidauth
Single Sign On for Your Self Hosted Universe Website Source Code What is VoidAuth VoidAuth is an open source SSO authentication and user management provider that stands guard in front of your self hosted applications. It is easy to use for admins and end users, supports nice to have features like passkeys, user invitation, self registration, email support, and more! Features: 🌐 OpenID Connect (OIDC) Provider 🔄 Proxy ForwardAuth 📖 LDAP Directory Server 👤 User and Groups Management 📨 User Self Registration and Invitations 🎨 Customizable (Logo, Title, Theme Color, Email Templates) 🔑 Multi factor…
read the full voidauth overview →
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Frequently asked questions
Is Better Auth or voidauth more popular?
Better Auth has 30,641 GitHub stars and voidauth has 2,906. Better Auth has the larger community by that measure.
Are Better Auth and voidauth free?
Both are open source. Better Auth is licensed under MIT and voidauth under AGPL-3.0. Neither carries a licence fee.
What is the difference between Better Auth and voidauth?
Better Auth is written in TypeScript and voidauth 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, Better Auth or voidauth?
Choose Better Auth if you want the larger community (30,641 stars) or its MIT licence terms. Choose voidauth if its feature set, stack or AGPL-3.0 licence fits better. Both are self-hostable.