CodeTwo Active Directory Photos is a free tool that lets you easily upload a number of photographs to Active Directory and then manage and edit them according to your needs. The images can later be added to internal and outgoing e-mail signatures.
HTTP Commander is a web file manager that is really popular among a lot of educational organisations. This solution allows students and teachers to access their files remotely using only a web browser or a smartphone.
.Net Active Directory Lite is a free package of two Visual Studio solutions (.sln) that includes all the source code to calling multiple Active Directory function and a complete sample application that demonstrates the functionality of the wrapper.