Kanidm is an identity management server, acting as an authority on account information, authentication and authorisation within a technical environment.


Clavex is described as 'Self-hosted, open-core Identity & Access Management in Go. OIDC/OAuth 2.0, SAML 2.0, SCIM 2.0, FAPI 2.0 and the EU Digital Identity Wallet stack (eIDAS 2.0). Multi-tenant, runs inside your perimeter' and is an app. There are more than 50 alternatives to Clavex for a variety of platforms, including Self-Hosted, Web-based, SaaS, Linux and Mac apps. The best Clavex alternative is VoidAuth, which is both free and Open Source. Other great apps like Clavex are Keycloak, authentik, ZITADEL and AuthKit.
Kanidm is an identity management server, acting as an authority on account information, authentication and authorisation within a technical environment.


Better Auth is a framework-agnostic authentication and authorization framework for TypeScript. It provides a comprehensive set of features out of the box and includes a plugin ecosystem that simplifies adding advanced functionalities.

The Gluu Server is a container distribution of free open source software (FOSS) for identity and access management (IAM). SaaS, custom, open source and commercial web and mobile applications can leverage a Gluu Server for user authentication, identity information, and policy...
Ory builds cloud-native authentication (login), authorization (permission), delegation (OAuth2, OpenID Connect), and user management software. You can deploy what you need yourself or use the Ory Network and get started in minutes.
Permit.io is the permissions infrastructure for the internet. It is a fullstack authorization solution that enables developers to bake in access control into their code in minutes and be ready for future requirements from customers and regulators.


OneLogin is a cloud-based IAM solution providing users secure access to cloud applications from any device.

No-code authentication service. Octauthent can help you secure any website with a login form, without a single line of code.




FusionAuth is an auth for any app. Get everything you need for secure registration and user management in minutes. Single-tenant, on-prem or private cloud, custom emails with localization, social login, and more.




Frontegg is a developer platform that enables product-led-growth through a customer-facing user-management interface embedded seamlessly within any product.




OpenAM provides open source authentication, authorization, entitlement and federation software. Through OpenAM, the community actively continues development of OpenSSO.