Use SaaS Blocks 2.0 with MantisBT

SaaS Blocks is a collection of +200 tools to augment your SaaS application - from messaging APIs and payments SDKs to analytics, dashboard, authentication providers.

MantisBT is a popular free web-based bug tracking system. It is written in PHP works with MySQL, MS SQL, and PostgreSQL databases. MantisBT has been installed on Windows, Linux, Mac OS, OS/2, and others. It is released under the terms of the GNU General Public License (GPL).