Best Open Source Identity & Access Management (IAM) Tools using Typescript in 2026

Better Auth

Framework-agnostic authentication for TypeScript applications

Stars
28,274
Forks
2,529
Last commit
14 hours ago

A comprehensive authentication framework offering email/password, social sign-on, two-factor auth, and multi-tenant support with full TypeScript integration.

Open Source Alternative to:

Clerk

HashiCorp Vault

Secure, store, and control access to sensitive data

Stars
35,603
Forks
4,666
Last commit
17 hours ago

HashiCorp Vault is a powerful tool for managing secrets, protecting sensitive data, and controlling access using identity-based security.

Open Source Alternative to:

1Password

Authgear

Secure identity management and authentication for modern apps

Stars
1,759
Forks
112
Last commit
2 days ago

A managed authentication platform that helps developers implement secure user identity features like SSO, MFA, and social login without complex infrastructure.

Open Source Alternative to:

Clerk

Stars
Forks
Last commit

Stars
Forks
Last commit

Stars
Forks
Last commit

Stars
Forks
Last commit

Stars
Forks
Last commit

Stars
Forks
Last commit

Better Auth

Framework-agnostic authentication for TypeScript applications

Stars
28,274
Forks
2,529
Last commit
14 hours ago

A comprehensive authentication framework offering email/password, social sign-on, two-factor auth, and multi-tenant support with full TypeScript integration.

Open Source Alternative to:

Clerk

HashiCorp Vault

Secure, store, and control access to sensitive data

Stars
35,603
Forks
4,666
Last commit
17 hours ago

HashiCorp Vault is a powerful tool for managing secrets, protecting sensitive data, and controlling access using identity-based security.

Open Source Alternative to:

1Password

Authgear

Secure identity management and authentication for modern apps

Stars
1,759
Forks
112
Last commit
2 days ago

A managed authentication platform that helps developers implement secure user identity features like SSO, MFA, and social login without complex infrastructure.

Open Source Alternative to:

Clerk

Open Source Identity & Access Management (IAM) Tools using Typescript

A curated collection of the best open source tools for managing user identities, authentication, and access control. using Typescript.

Better Auth

HashiCorp Vault

Authgear

Better Auth

HashiCorp Vault

Authgear