OrgLDAP is an extensible LDAP user management application supporting groups, *NIX (POSIX, Shadow), Samba and other account types, SSH public keys and sudo roles. It includes a reusable extensible library and a web-based front-end.
pyHSScripts - pyHomeServerScripts starts and stops a server for e.g. file-sharing in the local network with the ability of small user-management. uses wxPython for GUI. with WOL support.
GroupsDirectory is a simple module for Python to handle groups and items in a hierarchy. It was developed to provide a flexible user and group management to a web-application. It handles advanced memberships structures which can be used for authorization.
UnityCA is a Certificate Authority "front end" based on the Community-Oriented CA (COCA) model, which was primarily developed for non-profit "free CAs." Organizational and end-user interfaces provide trusted web management of the installed CA (eg ElyCA).