15 Best Open Source Okta Alternatives
A curated collection of the 15 best open source and self-hosted alternatives to Okta in 2026.
Looking for a free, privacy-friendly, or self-hosted replacement for Okta in 2026? The top open-source alternative is Hanko — Open source authentication platform supporting passkeys, 2FA, SSO, and social login. Self-host or use Hanko Cloud, with full control over your data and no lock-in..
Other highly rated open-source Okta alternatives include Keycloak, Better Auth and Authentik.
Open source authentication platform supporting passkeys, 2FA, SSO, and social login. Self-host or use Hanko Cloud, with full control over your data and no lock-in.
Open source authentication platform supporting passkeys, 2FA, SSO, and social login. Self-host or use Hanko Cloud, with full control over your data and no lock-in.
Open source identity and access management
Keycloak is an open-source identity and access management solution designed to add authentication and authorization to applications and secure services with minimal effort. It eliminates the need for applications to handle user storage, authentication, or login forms, providing centralized management for both administrators and users. - Single Sign-On (SSO): Users authenticate once and access multiple applications without re-logging in. - Identity Brokering & Social Login: Easily integrate social networks (e.g., Google, Facebook) or existing OpenID Connect/SAML 2.0 Identity Providers. - User Federation: Connect to existing LDAP or Active Directory servers or implement custom user stores. - Admin Console: Centrally manage applications, services, authorization policies, and user permissions. - Account Management Console: Users can update profiles, change passwords, set up two-factor authentication, and manage sessions. - Standard Protocols: Supports OpenID Connect, OAuth 2.0, and SAML 2.0 for broad compatibility. - Fine-Grained Authorization: Define custom authorization policies beyond role-based access control. - Themes & Extensibility: Customize the look and feel or extend functionality through code. - High Performance & Scalability: Lightweight, fast, and supports clustering for high availability. - Password Policies: Enforce custom password policies for enhanced security. Keycloak is a Cloud Native Computing Foundation (CNCF) incubation project. It is open-source, self-hostable, and supports various deployment options including Docker, Kubernetes, and traditional servers. The project is actively maintained and widely adopted for enterprise and open-source use cases.
Comprehensive authentication framework for TypeScript apps
The most comprehensive authentication framework for TypeScript applications. Better Auth is designed to be composable, plugin-based, and built to scale—powering everything from weekend projects to the largest consumer and enterprise apps. - Framework Agnostic: Works seamlessly with Next.js, Nuxt, SvelteKit, Astro, Hono, and 20+ more frameworks. - Built-in Credential Auth: Includes sessions, email verification, and password reset out of the box. - Social Sign-On: Supports Google, GitHub, Apple, Discord, and 34+ OAuth providers. - Multi-Tenancy: Built-in teams, roles, invitations, and access control for organizational apps. - Enterprise Ready: Features SSO, SAML 2.0, SCIM, and directory sync for large-scale deployments. - 50+ Auth Methods: Passkeys, magic links, API keys, JWTs, anonymous sessions, OIDC, and more. - AI Agent Auth: MCP auth, token exchange, and agent delegation for AI-powered applications. - Security & Observability: Bot detection, IP blocking, email validation, and real-time threat monitoring. - User Management: Comprehensive dashboard for managing users, sessions, and organizations with audit logs. - Self-Hosted Infrastructure: Connect to Better Auth's infrastructure for enhanced security, analytics, and enterprise features. Better Auth is a TypeScript framework that can be self-hosted or used with Better Auth's managed infrastructure. The framework supports declarative configuration, bringing your own database, and integrates with OAuth providers. Enterprise features like SSO, SCIM, and advanced security are available through the managed service. typescript import { betterAuth } from "better-auth" export const auth = betterAuth({ emailAndPassword: { enabled: true }, socialProviders: { google: { clientId: process.env.GOOGLECLIENTID!, clientSecret: process.env.GOOGLECLIENTSECRET! }, github: { clientId: process.env.GITHUBCLIENTID!, clientSecret: process.env.GITHUBCLIENTSECRET! } }, plugins: [twoFactor(), passkey(), organization()] })
Open-source identity provider for secure authentication
authentik is a self-hosted identity provider designed to bring all authentication needs into a unified, secure platform. It eliminates reliance on third-party services while offering flexible workflows, customizable policies, and comprehensive APIs for seamless integration. - Unified Identity Management: Consolidate authentication across all applications and services. - Self-Hosted & Open Source: Full control over sensitive data with transparent, community-reviewed code. - Flexible Workflows: Customize authentication flows with configurable templates and infrastructure-as-code support. - Pre-Built Integrations: Native support for major platforms like Google Workspace, Microsoft Entra, AWS, GitHub, and more. - Security-First Design: Prioritizes security from design to deployment with continuous community audits. - Scalable Architecture: Supports Kubernetes, Terraform, and Docker Compose for easy deployment and scaling. - Transparent Pricing: No hidden costs—covers both B2B and B2C use cases with clear feature inclusion. - Policy-Based Automation: Automate workflows using customizable policies and APIs. - Self-Hosted: Deploy on-premises or in your preferred cloud environment. - Tech Stack: Built with Python, Django, and PostgreSQL for reliability and performance. - Deployment Options: Supports Kubernetes, Docker Compose, and Terraform for infrastructure-as-code. - EU Friendly: GDPR-compliant with transparent data handling practices.
Modern auth infrastructure for developers
Logto provides modern authentication infrastructure designed for developers, making it easy to integrate OAuth 2.1, OIDC, and SAML protocols into any application. - Multi-tenancy & RBAC: Manage multiple tenants with role-based access control for scalable applications. - Enterprise SSO: Seamless single sign-on integration for teams and organizations. - OAuth 2.1 & OIDC: Simplified implementation of industry-standard authentication protocols. - Framework Agnostic: Works with any framework including Next.js, React, Vue, Angular, Go, and Android. - No-Code Option: Quick setup without extensive coding for faster deployment. - Scalable Pricing: Free tier for 50K MAUs with token-based pay-as-you-go model. - Developer-First Support: Open-source core with fast integration and dedicated support. Logto is open-source and can be self-hosted for full control over your authentication infrastructure. The platform is designed for reliability and is trusted by public companies, startups, and government agencies worldwide.
Open-source identity infrastructure for developers
ZITADEL is the identity infrastructure platform that bridges the best of open source and enterprise authentication solutions. Designed for developers and works for all users and applications, it offers a secure, scalable, and extensible way to manage identities. - Multi-tenant architecture: Support for multiple organizations and projects within a single instance. - API-first design: Comprehensive SDKs for seamless integration with applications. - Passwordless authentication: Secure and user-friendly login methods including biometrics and magic links. - Social logins: Pre-configured integrations with Google, Microsoft, GitHub, and more. - Identity providers: Support for SAML, OIDC, and LDAP providers. - User management: Advanced profile management, roles, and permissions. - Audit logs: Detailed tracking of all authentication and administrative actions. - Compliance-ready: Built with security and regulatory standards in mind (GDPR, SOC 2, etc.). - Extensible: Customizable workflows and hooks for tailored identity solutions. ZITADEL is open-source and can be self-hosted on your own infrastructure. It supports deployment on Kubernetes, Docker, and bare-metal servers. The platform is designed for high availability and scalability, making it suitable for both small projects and large enterprises. Documentation and community support are available for self-hosting setups.
Open source user authentication for apps
SuperTokens is an open-source authentication solution designed for developers who want full control over their user management without sacrificing speed or security. - Prebuilt UI: Ready-to-use login pages with customizable themes and password policies - Multiple Login Methods: Email/password, magic links, passwordless, social logins, and SSO - Security Suite: Built-in attack protection, session management, and account linking - Multi-Tenancy: Support for multiple organizations or teams within a single deployment - Self-Hosting: Full control over data with options for on-premises or cloud deployment - Framework Agnostic: SDKs available for React, Node.js, Next.js, and more - Enterprise Ready: Features like SSO, RBAC, and audit logs for business applications - Cost-Effective: Open-source core with reasonable pricing for advanced features SuperTokens can be self-hosted on your own infrastructure or used via their managed service. The open-source core (supertokens-core) is available on GitHub and supports Docker, Kubernetes, and various cloud providers. Documentation provides step-by-step guides for integration with popular frameworks and databases.
Open-source identity and access management platform
Ory provides a comprehensive identity and access management (IAM) platform designed for modern applications, enterprises, and AI agents. Built with cloud-native principles, API-first architecture, and self-hosting capabilities, Ory delivers secure authentication, authorization, and identity management. - Multi-protocol support: OAuth2, OpenID Connect, SAML, LDAP, and more - Self-hosting: Full control over infrastructure with self-hosted deployment options - Enterprise-grade security: GDPR compliance, fine-grained permissions, and zero-trust architecture - AI agent security: Runtime enforcement and visibility for AI agents and MCP servers - Passkeys & MFA: Modern authentication methods including passkeys and multi-factor authentication - Social sign-in: Integration with Google, GitHub, Microsoft, and other identity providers - B2B IAM: Customer identity and access management with federation capabilities - Developer tools: CLI, SDKs, and UI components for seamless integration - Scalability: Multi-region deployment and high-performance architecture - Open source core: Core components available under Apache 2.0 license Ory offers multiple deployment options including self-hosted installations, cloud-hosted Ory Network, and enterprise solutions. The platform is designed for Kubernetes and containerized environments, with support for various databases including PostgreSQL and MySQL. Documentation and community support are available for all deployment scenarios.
Self-hostable platform combining user auth, payments, email, and analytics into modular building blocks that fit around your existing product.
Self-hostable platform combining user auth, payments, email, and analytics into modular building blocks that fit around your existing product.
Open-source fine-grained authorization service
Permify is an open-source authorization service designed to simplify and centralize fine-grained access control across applications. Inspired by Google’s Zanzibar system, it enables teams to model complex permissions, perform real-time access checks, and standardize authorization without embedding it in codebases. - Centralized Authorization: Standardize access controls across applications, reducing development bottlenecks and enabling easier testing and iteration. - Fine-Grained Permissions: Model granular permissions using a flexible schema language that supports RBAC, ABAC, and ReBAC without steep learning curves. - Real-Time Access Checks: Perform dynamic access checks anywhere in your stack using Permify’s Check API and Permission APIs for data filtering and subject-based checks. - Permission Database: Store authorization data as structured relationships in a central database for efficient management and blazing-fast response times. - Scalability: Designed to handle large data volumes while maintaining performance for access checks across distributed systems. - Open-Source Core: Self-hostable and customizable with a permissive license for full control over your authorization infrastructure. - Open Source: Available under a permissive license on GitHub. - Self-Hosting: Deployable on any infrastructure with Docker, Kubernetes, or bare metal. - Tech Stack: Built with Go, supports integration via REST APIs and SDKs in multiple languages. - Documentation: Comprehensive guides and examples available at docs.permify.co. - Community: Active Discord and GitHub community for support and collaboration.
Fine-grained authorization for apps and AI agents
Cerbos is an authorization management platform that provides end-to-end access control for Zero Trust environments and AI systems. It enables teams to enforce fine-grained, contextual, and continuous authorization policies across all layers of software. - Centralized Policy Management: Define, approve, and update authorization policies in one place, replacing scattered if-statements with a single function call. - Multi-Identity Support: Govern access for users, service accounts, non-human identities (NHIs), and AI agents through unified policies. - Real-Time Authorization: Enforce policies at runtime with instant decision logging for compliance audits (SOC 2, ISO 27001, HIPAA, GDPR, NIS2, DORA, FedRAMP). - AI Agent Security: Define and revoke access boundaries for AI agents and MCP tools before deployment, ensuring secure operations. - Scalable Architecture: Handle millions of authorization decisions per second across distributed systems and AI workloads with stateless deployments. - Policy Models: Support for RBAC, ABAC, ReBAC, and PBAC out of the box. - Deployment Flexibility: Deploy in cloud, on-premises, or air-gapped environments to match your infrastructure needs. - IAM Integration: Close gaps in your identity stack by integrating with IdPs for authentication and IGA for role provisioning. Cerbos is open-source and can be self-hosted in various environments including cloud, on-premises, or air-gapped setups. The platform is designed for high availability and scalability, making it suitable for enterprise-grade deployments. Comprehensive documentation and support are available for self-hosting configurations.
Zero-trust access management with WireGuard 2FA
DefGuard is a self-hosted zero-trust access management platform that combines WireGuard VPN with robust 2FA/MFA capabilities. Designed for teams and enterprises, it provides secure remote access without compromising security or privacy. - WireGuard Integration: Native WireGuard VPN support for high-performance secure networking - Multi-Factor Authentication: Built-in 2FA/MFA with TOTP, hardware keys, and backup codes - Zero-Trust Architecture: Enforces least-privilege access controls and continuous verification - Self-Hosted: Full control over data with on-premise or private cloud deployment - User Management: Centralized user provisioning, roles, and permissions - Audit Logging: Comprehensive activity tracking and compliance reporting - Multi-Platform Support: Works with Windows, macOS, Linux, and mobile devices - Open Source: Transparent codebase with community-driven development DefGuard is built with Go and TypeScript, using PostgreSQL for data storage. The platform can be deployed via Docker containers or directly on bare metal servers. Comprehensive documentation is available for Kubernetes deployments and production setups. All components are designed for high availability and scalability.
Secure identity & authentication platform for developers
Authgear is a secure identity and authentication platform designed to simplify complex authentication requirements for developers. Whether you need passwordless login, biometric authentication, or enterprise SSO, Authgear provides a frictionless and scalable solution. - Enterprise-Grade Security: Adaptive MFA, attack protection, SMS pumping prevention, and biometric authentication. - Flexible Authentication Methods: Passwordless, social login, passkeys, WhatsApp OTP, and machine-to-machine tokens. - Single Sign-On (SSO): Seamless integration with enterprise identity providers for B2B and B2C use cases. - User Management: Self-serve settings and customizable user interfaces for branding. - Extensibility: Low-code integration with minimal development effort for rapid deployment. - Scalability: Built to handle growth from small projects to large-scale enterprise applications. - Compliance & Trust: GDPR-compliant with enterprise-grade security and high availability. Authgear offers a fully managed cloud solution with enterprise support. For self-hosting, the open-source authgear-server is available, allowing full control over deployment and infrastructure. The platform is designed for scalability, security, and ease of integration, making it suitable for businesses of all sizes.
Secure authentication & authorization platform
Auth0 is a comprehensive identity management platform designed for both human users and AI agents. It provides secure, scalable authentication and authorization solutions with features like universal login, passwordless authentication, user management, and embedded login capabilities. - Universal Login: Single sign-on experience across all devices and platforms - Passwordless Authentication: Email magic links, SMS codes, and biometric options - User Management: Centralized dashboard for user profiles, roles, and permissions - AI Agent Identity: Specialized authentication for AI agents and MCP servers - Token Vault: Secure storage and management of API tokens - Breached Password Detection: Proactive protection against compromised credentials - Embedded Login: Seamless authentication within applications - Multi-Factor Authentication: Support for SMS, authenticator apps, and hardware keys - Social Logins: Integration with 40+ identity providers (Google, Facebook, etc.) - Customizable UI: Theming options for login pages and authentication flows Auth0 is a fully managed cloud service with no self-hosting option. The platform offers SDKs for 30+ programming languages and frameworks, including React, Next.js, Angular, Vue.js, and mobile platforms. Enterprise plans include dedicated support and compliance certifications (SOC 2, ISO 27001, GDPR).
Unified identity platform for humans, machines, and AI
Teleport is a unified identity platform designed to secure access for humans, machines, and AI agents. By eliminating shared secrets and standing privileges, Teleport establishes a cryptographically secured identity layer that minimizes access paths and reduces credential sprawl. - Unified Identity Layer: Consolidates identities for humans, machines, and AI agents into a single platform - Cryptographic Security: Uses hardware root-of-trust (HSM, TPM) and biometrics for secure authentication - Ephemeral Privileges: Provides temporary, just-in-time access without standing privileges - AI Identity Control: Specialized capabilities for managing and securing AI agents in production - Access Governance: Centralized access control and audit trails for all identity types - Zero Trust Architecture: Implements zero-trust principles with no shared secrets - Multi-Platform Support: Works across cloud, on-premises, and hybrid environments - Compliance Ready: Built-in audit capabilities for regulatory compliance Teleport is available as both a cloud service and self-hosted solution. The open-source core (available at https://github.com/gravitational/teleport) can be deployed on any infrastructure, with enterprise features available in the commercial versions. Supports Kubernetes, databases, servers, and AI infrastructure components.
About Okta
Okta provides a unified identity platform for secure access across workforce, customer, and AI agent identities. The platform enables organizations to manage authentication, authorization, and identity governance while ensuring compliance and security.
Key Features of Okta
- Workforce Identity: Single Sign-On (SSO), Adaptive Multi-Factor Authentication (MFA), and lifecycle management for employee identities
- Customer Identity: Auth0-powered solutions for seamless customer authentication and authorization
- AI Agent Security: Identity management for AI agents with secure access protocols
- Privileged Access Management: Secure access controls for high-risk accounts
- Identity Threat Detection: Real-time monitoring and response for identity-based threats
- Universal Directory: Centralized identity management across all systems
- API Access Management: Secure API authentication and authorization
- Integrations: Extensive Okta Integration Network for third-party system connectivity
Tech / Self-Hosting
Okta is a fully managed cloud service with no self-hosting options. The platform is SOC 2 Type II, ISO 27001, and GDPR compliant, ensuring enterprise-grade security and compliance standards.