#authentication

Kinde SDK for .Net

A collection of crates for SPIFFE workload identity, Workload API clients, SPIRE-specific APIs, and TLS integration.

TYPO3 extension for passwordless backend authentication via WebAuthn/FIDO2 Passkeys

Authentication for the Web.

Open-source legal workspace

Rust implementation of Tailscale (preview, experimental)

Rust SDK for the Machine Payments Protocol

Vonage Server SDK for Java. API support for SMS, Messages, Voice, Text-to-Speech, Numbers, Verify (2FA), Video and more.

Authenticator via oauth2, direct, email and telegram

Authentication Module for django rest auth

Node SDK for SuperTokens core

The Ash Authentication framework

Credentials manager and auth tokens public provider.

Self-hosted authentication & authorization system (IAM: OAuth2 & OpenID Connect provider with realms, RBAC & ABAC policies, MFA (TOTP, passkeys, email OTP), identity federation (OIDC, LDAP) and session management.

WebAuthn ruby server library ― Make your Ruby/Rails web server become a conformant WebAuthn Relying Party

Firebase Admin Go SDK

Unified observability for logs, metrics and traces — low overhead instrumentation (Rust, Unreal Engine 5), OTLP ingestion, SQL analytics on DataFusion over Parquet, presentation through notebooks, Grafana and Python. Self-hosted.

Codex CLI multi-account OAuth manager with account switching, health checks, runtime rotation, diagnostics, and recovery tools for @openai/codex

A generic, spec-compliant, thorough implementation of the OAuth request-signing logic

The schema-driven UI engine for the AI era: agents write compact JSON; Object UI renders production React — grids, kanban, dashboards, Gantt, visual designers.

The IAM layer for AI agents: cryptographic identity, capability authorization, and audit trails for non-human identities. Open source.

Python SDK for Scalekit — auth stack for agents. SAML, OIDC, SCIM, MCP Auth, agent auth, tool-calling.

🛠 Secure, stateless, and cookie-based session library for Next.js or any JavaScript framework

Rust Implementation of CoRIM (Concise Reference Integrity Manifest)

Azure Static Web Apps CLI ✨

Parse and serialize minecraft packets, plus authentication and encryption.

A modular JWT library for Go, based on IANA specifications.

CAS Authentication Middleware for OWIN & ASP.NET Core

Authgear authentication SDK for Single Page Applications (SPA) and JavaScript websites

Access the Clerk Backend API from Ruby