Authentik is an open-source Identity Provider that aims to unify identity needs into a single platform, replacing popular alternatives like Okta, Active Directory, and Auth0. The latest release, 2025.4, introduces new features such as increased configuration options for administrators, improved membership resolution for LDAP groups, and support for PostgreSQL connection pools. These updates focus on enhancing user experience, security, and compliance, including the ability to pre-define permissions, set reputation score limits, and implement password history policies. Additionally, the release includes improvements for Kubernetes users, a new "remember me" option, and bug fixes, with some features potentially breaking existing custom configurations. Users are advised to refer to the Upgrade documentation and Release Notes for detailed instructions on upgrading to 2025.4.