5 Open Source Alternatives To Okta

authentik is an open-source Identity Provider designed to offer flexibility and versatility. It supports a wide range of authentication protocols and can be used as a self-hosted replacement for large-scale deployments of commercial identity providers like Okta, Auth0, Entra ID, and Ping Identity. Whether for employees or B2B2C use, authentik aims to be the authentication glue you need.

• Protocol Support: authentik supports a wide range of protocols including SAML, OAuth2, and OIDC.
• Self-Hosted: Ideal for organizations looking to replace commercial IdPs with a self-hosted solution.
• Enterprise-Ready: Suitable for large-scale deployments and offers enterprise-grade features.
• Docker & Kubernetes: Easily deployable using Docker Compose for small setups or Helm Charts for larger environments.
• Extensible: Highly customizable to meet the unique needs of your organization.
• Community-Driven: Open-source and backed by a strong community of contributors.

authentik is the go-to solution for organizations seeking a flexible, versatile, and self-hosted Identity Provider. With its robust feature set and strong community support, authentik is well-suited for both small and large-scale deployments.

ZITADEL is an all-in-one identity platform designed to simplify authentication and authorization for your applications. Tailored for consumers, businesses, and employees, it offers a seamless and secure way to manage user identities and access controls, allowing you to focus on growing your application without worrying about login complexities.

• Hosted Login: Easily authenticate users with a customizable hosted login page.
• Modern Authentication Methods: Use prebuilt Identity provider templates to integrate social logins and enable SSO.
• Improved Security: Enforce multifactor authentication and use passkeys for secure access.
• Custom Login: Build authentication directly into your applications using our APIs.
• Role-Based Access Control: Assign permissions based on user roles within your applications.
• Multi-Tenant Support: Extend application scope by adding new organizations and granting projects.
• ZITADEL Actions: Execute workflows after predefined events without deploying code.
• Streamlined APIs: Utilize modern gRPC and REST APIs for efficient identity management.
• Comprehensive Documentation: Access detailed guides and API references to answer all your questions.
• Flexible Deployment: Run ZITADEL across different data regions.
• Machine Identity Management: Manage identities for machines and service users.
• Example Applications: Clone existing example applications to get started quickly.

ZITADEL is engineered for developers, offering a robust array of identity tools that offload complex tasks through solid API abstractions. It is highly adaptable, allowing custom code extensions and maintaining strong security defaults. Join a growing community of developers leveraging ZITADEL to solve complex identity management challenges.

Ory provides a modern and modular approach to Identity and Access Management (IAM) that scales to meet your needs. It offers unmatched user experience and deployment flexibility while only charging for what you use. Whether you need self-hosted solutions or enterprise-level support, Ory has you covered with a range of deployment models and premium support options.

• Self-hosted (Open Source): Run and try Ory’s Open Source components with maximum flexibility. Perfect to meet your specific use-cases or proof-of-concept your next big idea.
• Enterprise Support: Combine the flexibility of self-hosting Ory’s Open Source components with expertise and coverage for your customized deployment when you need it.
• Enterprise License: Leverage Ory's optimized code base with premium support for mission-critical production environments, on-prem or wherever else you need it, always up to date.
• Ory Network: Enable your instant-on global identity system with speed, security, compliance, and support for the fastest time to value and lowest total cost of ownership.

Ory’s IAM stack is designed to balance user experience, privacy, and security. It offers fully configurable options and comprehensive visibility, ensuring uninterrupted performance even under the most demanding conditions. With SDKs for every modern and legacy framework, migration guides, and extensive documentation, Ory is loved by engineers and trusted by companies worldwide. Whether you're migrating from home-grown solutions or other platforms, Ory provides the flexibility and support you need to succeed.

SuperTokens is an open-source user authentication solution designed to help developers build fast, maintain control, and save on budget. It provides a robust alternative to popular authentication services like Auth0, Firebase Auth, and AWS Cognito, ensuring secure and seamless user management across applications. SuperTokens is backed by Y-Combinator and boasts over 12K GitHub stars, 4K+ Discord members, and 5M+ identities secured, ensuring reliability and community support.

• Seamless Migration: Move users from other authentication services without requiring password changes or logouts. Supports both bulk and lazy migrations.
• Cost Savings: Offers a competitive pricing model that scales with your business needs, ensuring significant cost savings.
• Migration Support: Consult with expert engineers to migrate large user bases efficiently within a matter of days.
• High Compatibility: Works with over 25 frameworks, making it versatile and easy to integrate into various tech stacks.
• Community and Support: Join a vibrant community of developers and get support through Discord with 100% of requests answered within 5 minutes during business hours.
• Proven Reliability: With 99.9% uptime and robust security features, SuperTokens ensures that your user data is always protected.

SuperTokens has been adopted by companies like Qloo, GoPronto, and Poppy, who have successfully improved their authentication experiences and reduced fraud. Join the future of authentication with SuperTokens and enjoy a secure, cost-effective, and developer-friendly solution.

Cerbos is an open-source Policy Decision Point (PDP) that simplifies the implementation and management of user permissions and authorization in your applications. It allows developers to externalize authorization, ensuring fine-grained access control without compromising on speed or security.

• Fine-grained access control: Implement zero trust runtime access controls to protect your data and systems.
• Policy-based authorization: Adapt to evolving business needs and regulatory requirements with flexible policies.
• Centralized management: Govern and audit access control from a central Policy Administration Point.
• Decentralized decisioning: Deploy distributed Policy Decision Points (PDP) locally alongside applications.
• Pre-built integrations: Get up and running quickly with SDKs and starter projects for common frameworks.
• Permissions-aware data filtering: Generate dynamic conditions to query and filter based on access policies.
• Human-readable policies: Manage policies in configuration instead of code for easier iteration.
• Policy Playground: Experiment with policies in a safe environment and get real-time simulated results.
• Audit trails: Capture all actions and decisions made by your Cerbos policies, ensuring compliance with standards like ISO27001 and SOC2.
• Low-latency: Make decisions locally at runtime in sub-milliseconds without requiring cloud lookups.
• Flexible deployment models: Self-hosted, compatible with air-gapped environments, and deployable with serverless functions or a sidecar model.

Cerbos provides a robust and scalable solution for managing user permissions and authorization, making it an asset rather than a chore for your development team.