Better Auth is a TypeScript authentication library that runs inside your own application instead of as an external service. User rows live in your own database behind Drizzle, Prisma, or Kysely adapters, so there is no monthly-active-user meter and no third-party service in the request path.
Free offline password manager with no cloud or account
Stars29.2K
Commitjust now
LicenseGPL-2.0-or-later
KeePassXC is a free, open-source, offline password manager for Windows, macOS, and Linux. It is a community-driven port of the Windows application KeePass Password Safe, and it stores every password, passkey, and note in one encrypted database file on the user's own device, with no account, no cloud, and no telemetry.
Password manager you can self-host or run in the cloud
Stars20.2K
Commitjust now
LicenseAGPL-3.0
Bitwarden is a password manager with browser, desktop, mobile, and command-line clients backed by a vault you can run on your own server or leave hosted at bitwarden.com.
Open-source identity infrastructure with login and single sign-on
Stars15.3K
Commitjust now
LicenseAGPL-3.0
Zitadel is open-source identity infrastructure that adds login, single sign-on, and multi-factor authentication to applications, with multi-tenant organization management, available self-hosted or as a managed cloud.
Open-source identity platform for login, SSO, and permissions
Stars13.9K
Commit1mo ago
LicenseApache-2.0
Ory is an open-source identity platform built around the Kratos server, offering passkeys, social sign-in, and single sign-on self-hosted or as the managed Ory Network.
Hanko is an authentication service built passkey-first rather than passkey-eventually. Passwords are optional from the start, and the hosted components handle the awkward parts of the WebAuthn ceremony that teams usually get wrong.
Open-source user infrastructure for auth, payments, emails, and analytics
Stars6,861
Commitjust now
LicenseMIT / AGPL-3.0
Hexclave is an open-source user-infrastructure platform for authentication, teams, payments, emails, and analytics, available as managed cloud or free self-hosting.
Open source auth with SSO, passkeys, and user management
Stars2,091
Commitjust now
LicenseApache-2.0
Authgear is an open source identity platform with login flows, single sign-on, multi-factor authentication, and user management for web and mobile apps.
Open-source password manager with P2P sync and no cloud
Stars538
Commit17d ago
LicenseApache-2.0
PearPass is an open-source password manager that keeps encrypted vaults only on your devices and syncs them over peer-to-peer connections with no cloud servers.