Red Hat Directory Server Alternatives (January 2026)

Keycloak is an open source identity and access management solution

Advance your team's identity management with Crowd. Sign sign-on and centralized identity management to create a seamless login experience.

Administrators have the flexibility of easily deploying Oracle Enterprise Single Sign-On into their existing infrastructure without change - no integration or large deployment effort. Oracle Enterprise Single Sign-On is architected to use any LDAP directory, Active Directory or any SQL database server as its user profile and credential repository. Enterprise Single Sign-On can accept primary authentication directly from the Windows logon, it also works with most industry-leading smart cards, biometrics or token solutions. Confidently delivering stronger password authentication or advanced authentication is simple with Oracle Enterprise Single Sign-On.

An in-memory, distributed, NoSQL datastore solution that lets your applications access, process, and analyze data.

An open source Java EE 8-compliant application server that lets you build Java applications once and deploy them everywhere.

Red Hat Enterprise Linux is a stable, proven foundation that’s versatile enough for rolling out new applications, virtualizing environments, and creating a more secure hybrid cloud.

JumpCloud makes it simple to manage Windows, Apple, Linux, and Android devices and to deliver secure access with SSO, MFA, Zero Trust, RADIUS, and more.

ADManager Plus is an identity governance and administration (IGA) solution that simplifies identity management, ensures security, and improves compliance.

A flexible messaging platform that enables real-time integration and connects the Internet of Things (IoT).