Ticketing / Free Software and web applications

This is a list of Free Software network services and web applications which can be hosted locally. Selfhosting is the process of locally hosting and managing applications instead of renting from SaaS providers. —from github/Kickball/awesome-selfhosted
  • Brimir – Simple and clean open-source ticket manager written in Ruby on Rails. (Source Code) AGPL-3.0 Ruby
  • Bugzilla – General-purpose bugtracker and testing tool originally developed and used by the Mozilla project. MPL-2.0Perl
  • Bumpy Booby – Simple, responsive and highly customizable PHP bug tracking system. (Source Code) MIT PHP
  • Cerb – Group-based e-mail management project. (Source Code) DPL PHP
  • Coordino – Open Source question and answer system on top of CakePHP. (Source Code) MIT PHP
  • Deskulu – Opensource helpdesk and ticketing system based on Drupal 7. (Demo) GPL-2.0 PHP
  • DiamanteDesk – DiamanteDesk is FREE Open Source easy-to-use help-desk solution. (DemoSource Code) OSL-3.0 PHP
  • Flyspray – Uncomplicated, web-based bug tracking system. (Source Code) GPL-2.0 PHP
  • FreeScout – Open source clone of Help Scout: email-based customer support application, help desk and shared mailbox. AGPL-3.0 PHP
  • HuBoard ⚠ – Instant project management for your GitHub issues (Connects directly GitHub API). MIT Ruby
  • MantisBT – Self hosted bug tracker, fits best for software development. (Demo), (Source Code) GPL-2.0 PHP
  • OpenSupports – Multi language ticket system with FAQ, role management, metrics and canned response features. (DemoSource Code) GPL-3.0 PHP
  • osTicket – Manage, organize and archive all your support requests and responses in one place. (Source Code) GPL-2.0PHP
  • OTRS – Trouble ticket system for assigning tickets to incoming queries and tracking further communications. (Source Code) AGPL-3.0 Perl
  • Request Tracker – An enterprise-grade issue tracking system. (Source Code) GPL-2.0 Perl
  • Sentry On-Premise – A powerful error tracking platform with wide language support and a robust API. (Source Code) BSD-3-Clause Python/Django
  • SIT – SCM-agnostic, file-based, offline-first, immutable issue tracker. (Source Code) MIT Apache-2.0 Rust.
  • TheBugGenie – Ticket system with extensive user rights system. (Source Code) MPL-2.0 PHP
  • Zammad – Easy to use but powerful open-source support and ticketing system. (Source Code) AGPL-3.0 Ruby