There are many alternatives to Microsoft Active Directory for Windows if you are looking for a replacement. The best open source Windows alternative is pGina Fork. If that doesn't suit you, our users have ranked more than 10 alternatives to Microsoft Active Directory and four of them are open source and available for Windows so hopefully you can find a suitable replacement. Other interesting open source Windows alternatives to Microsoft Active Directory are ApacheDS, linuxmuster.net and OpenDJ.
pGina is a replacement for the default Windows Credential Provider. Through plugins, pGina allows you to configure the login process from authentication and authorization through Radius, SSH, Kerberos, POP, IMAP,... remote servers.
ApacheDS™ is an extensible and embeddable directory server entirely written in Java, which has been certified LDAPv3 compatible by the Open Group. Besides LDAP it supports Kerberos 5 and the Change Password Protocol.
linuxmuster.net is a comprehensive complete solution for the operation of school IT infrastructure. It is developed by teachers and service providers for the special requirements of schools. When developing our solution, we try to keep some ...
OpenDJ is a directory server which implements a wide range of Lightweight Directory Access Protocol and related standards, including full compliance with LDAPv3 but also support for Directory Service Markup Language (DSMLv2).
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