Apps similar to Mantis Bug Tracker include GitHub, which has a free version. Other options are Redmine, OpenProject, JIRA and Radicle. You're spoiled for choice with Project Management Tools like Mantis Bug Tracker: we list more than 100 alternatives for the web, self-hosting, Windows, Linux and Mac.
Bugzilla is a web-based tool for planning, organizing and releasing software on your own schedule. It is used by many open source companies and projects, and has advanced features such as search, milestones, and products.
United States
Enhance your software project's management by efficiently tracking sprints, tasks, and bugs. Linear is designed for optimal performance for developers, offering real-time synchronization and keyboard shortcuts, easy offline access, and light or dark mode UI options across multiple teams.
United States
Adaptive suite integrating project, IT service, and source code management for technology teams, featuring time tracking, issue and document management, customizable dashboards, third-party integration, agile and waterfall support, and cloud deployment options.
United Kingdom
A project management tool that can be adapted to your processes to help you deliver great products. Track tasks and bugs, plan sprints and releases, create workflows, and customize YouTrack for your business processes. Never force your process to fit the limits of a tool again.
Czechia
EU
ZenTao is an open source project management tool, supporting Scrum. It integrates product management, project management, bug management and QA management, etc., covering all lifecycle of software development.
China
An all-in-one DevOps platform combining issue tracking, Git/SVN repositories, wikis, CI/CD, and release management—available as SaaS or on-premise for teams that want one integrated solution.
United States
Tuleap is the first fully libre and open source software (GPL licence) for Enterprise Application Lifecycle Management. Tuleap is provided by the Enalean company and the community members.
FranceEU
The Bug Genie is an issue tracking and project management, completely free for small teams.
Norway
A Git instance powered by Forgejo (a free and open-source self-hostable Git software), hosted by Disroot, an organization funded by donations and based on principles of freedom, privacy, federation and decentralization.
Agile project management software for software development teams. Plan backlogs, manage issues and features, solicit incidents, and analyze and improve your process.
United States
Micro Focus ALM is a unified platform that helps teams prioritize, align and focus their project activities & fosters the re-use of assets from requirements through development, testing, and readiness for delivery.
A simplified Jira clone built with React/Babel (Client), and Node/TypeScript (API). Auto formatted with Prettier, tested with Cypress.
