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OpenSourceAlternatives

Tag

oauth

6 catalogue entries use this topic; each Project's license policy is labeled separately.

Better Auth

Better AuthOpen

TypeScript auth library that runs inside your app

Stars30.2K
Commitjust now
LicenseMIT

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.

Alternative toAuth0
Logto

LogtoOpen

Open-source identity platform with auth, SSO, and multi-tenancy

Stars14.7K
Commitjust now
LicenseMPL-2.0

Logto is an open-source identity platform for sign-in, single sign-on, and organization management, available self-hosted or as Logto Cloud.

Nango

Nango

Source-available platform for product integrations across 1,600+ APIs

Stars12.6K
Commitjust now
LicenseElastic-2.0

Nango is a source-available integration platform that gives a SaaS product or AI agent production-ready connections to external APIs through one integration: managed OAuth, over 1,600 prebuilt integrations, and unified APIs across 12 categories.

Alternative toActivePieces
Hexclave

Hexclave

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.

Gravitee

GraviteeOpen

Self-hosted API management for gateways, Kafka streams, and AI agents

Stars457
Commitjust now
LicenseApache-2.0

Gravitee is a self-hosted, open-source API management platform that governs REST, GraphQL, gRPC, and event-stream traffic through one policy layer and developer portal.

Alternative toApache APISIX
Lua.sh

Lua.sh

Open-source URL shortener with custom domains, analytics, and QR codes

Stars344
Commitjust now
LicenseAGPL-3.0-or-later

Lua.sh is an AGPL-3.0-or-later licensed, self-hosted URL shortener on Laravel and Vue 3, with custom domains, click analytics, QR codes, and an OAuth API.