Mantis Bug Tracker (MantisBT) is a Web-based issue tracking system that is both simple to use and highly customisable. A plugin system allows users to easily create and add new features. MantisBT is over 10 years old and is actively developed.
Information regarding Project Releases and Project Resources. Note that the information here is a quote from Freecode.com page, and the downloads themselves may not be hosted on OSDN.
One can no longer theoretically login with a
disabled account. A bug in string_sanitize_url()
was fixed. Numerous MS SQL bugs were fixed. The
Global Profiles list is now sorted. is_writable()
in install.php was fixed. A possible redirect to
blank page for new admins was fixed. A wrong
strpos function call was fixed. fixed_in_version
was renamed to Fixed_in_version during database
migration.