Based on our record, OpenLDAP seems to be more popular. It has been mentiond 2 times since March 2021. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.
Honestly, the best docs are at openldap.org. I've read countless books and I don't think any of them are written well. I probably should write my own. Maybe when I retire :). Source: about 1 year ago
Zytrax has some decent ldap documentation, there's also some stuff at openldap.org. Source: almost 2 years ago
Keycloak - Open Source Identity and Access Management for modern Applications and Services.
FreeIPA - FreeIPA is an integrated security information management solution combining Linux (Fedora), 389...
Auth0 - Auth0 is a program for people to get authentication and authorization services for their own business use.
Okta - Enterprise-grade identity management for all your apps, users & devices
Samba - Samba serves as an open source alternative to the traditional domain controller offered by Microsoft.
Amazon Cognito - Amazon Cognito lets you add user sign-up, sign-in, and access control to your web and mobile apps quickly and easily. It scales to millions of users and supports sign-in with social identity providers and enterprise identity providers via SAML 2.0.