Top Alternatives to Mantis Bug Tracker

GitHub is the leading web-based platform for version control and collaboration, built around the Git version control system. It empowers developers and teams to host, manage, and review code, track issues, and build software together in an efficient and transparent manner.

Redmine is a robust and flexible open-source project management web application designed to help teams manage projects, track issues, and collaborate effectively. It offers a wide range of features, including multi-project support, Gantt charts, time tracking, and extensive customization options through plugins and themes.

TeamClerk is a comprehensive project and task management software designed for teams of all sizes. It facilitates seamless collaboration, task organization, and project tracking through intuitive features like Kanban boards, Gantt charts, and real-time updates. Manage your projects efficiently and enhance team productivity with TeamClerk.

Jira, developed by Atlassian, is a leading issue and project tracking software primarily used by software development teams. It offers flexible workflows, powerful reporting, and seamless integration with other development tools, making it ideal for agile methodologies like Scrum and Kanban.

Trac is a mature open-source, web-based project management and bug tracking system. It integrates closely with version control systems and provides a wiki for documentation, making it a comprehensive tool for software development teams.

Yodiz is a comprehensive agile project management suite offering robust tools for Scrum and Kanban methodologies. It provides visual boards for all key agile artifacts like Sprints, Releases, Backlog, Epics, and Issue tracking, making it easy for teams to visualize and manage their workflow effectively.

Pivotal Tracker is a powerful agile project management tool designed for software development teams. It simplifies the process of planning, tracking, and collaborating on projects, offering a clear visual workflow and focus on iterative delivery.

Ubirimi is a comprehensive project management and collaboration platform designed for software development teams. It offers robust tools for planning, tracking, and launching products, including features for issue tracking, version control integration, agile methodologies, and team communication.

Ora is a comprehensive, real-time project management platform designed for teams of all sizes. It offers a flexible and intuitive interface, enabling teams to manage tasks, track time, collaborate effectively, and streamline workflows within a single workspace. From agile methodologies to traditional project planning, Ora provides the tools necessary to enhance productivity and achieve project goals.

Phabricator is a comprehensive, web-based suite of tools designed to streamline software development workflows. It integrates code review, task management, bug tracking, internal documentation, and repository hosting into a single platform.

Bugzilla is a robust, web-based bug tracking system designed to help individuals and organizations manage project development.

OpenProject is a powerful, web-based open-source project management software designed for teams of all sizes. It offers comprehensive tools for managing projects, tasks, teams, and communication in one centralized platform. Ideal for organizations prioritizing collaboration, flexibility, and data control.

Lean Testing is a robust, free issue tracking and test case management solution designed for agile software development teams. It streamlines bug reporting, test plan management, and team collaboration to enhance quality assurance workflows.

PMRobot was a project management software tailored specifically for the unique needs of software consulting companies. It offered tools for collaboration, task management, file sharing, and time tracking within project contexts.

Active Collab is a comprehensive project management platform designed for teams of all sizes. It offers a wide range of tools for task management, collaboration, time tracking, and invoicing, all integrated into one intuitive web-based interface, making it ideal for streamlining project workflows and boosting productivity.

Flyspray is a powerful yet lightweight, web-based bug tracking system designed to streamline software development and project management workflows. Built in PHP, it offers a customizable platform for tracking bugs, managing tasks, and fostering team collaboration.

Axosoft simplifies project management, bug tracking, and customer support for development teams. Offering both hosted and on-premises options, it provides robust tools for agile methodologies, including Scrum and Kanban, alongside powerful help desk and reporting capabilities.

FogBugz is a comprehensive web-based project management system designed to streamline development workflows. It integrates bug and issue tracking, project organization, team collaboration, and customer support features into a single platform, making it ideal for software development teams of all sizes.

VisionProject is a comprehensive project management platform designed to streamline workflows, enhance team collaboration, and provide robust tools for managing projects of varying complexity. It caters to businesses looking for an all-in-one solution for task management, resource allocation, client communication, and issue tracking.

TargetProcess is a highly configurable agile project management platform designed for complex software development and business scenarios. It offers flexibility for Scrum, Kanban, and custom agile approaches, providing visual boards, detailed reporting, and robust integrations to align work across teams and portfolios.

Marker is a powerful visual bug reporting and feedback tool designed for development teams, designers, testers, and clients. It simplifies collecting, annotating, and submitting precise bug reports and visual feedback directly from any website, integrating seamlessly with popular project management and issue tracking systems.

Request Tracker (RT) is a highly customizable request tracking and workflow automation system written in Perl. It is extensively used by IT departments, customer support teams, and development organizations to manage tasks, issues, and communications with users effectively. RT provides a robust framework for handling diverse workflows, from simple helpdesk tickets to complex project management and bug tracking.

SprintGround is a free task management platform tailored for small software development teams and freelancers. It offers a robust set of tools to streamline project planning, task tracking, and team collaboration.