Marker Alternatives for Linux

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.

Mantis Bug Tracker is a free and open-source, web-based issue tracking system designed primarily for software defect tracking. It offers a straightforward interface and a range of features suitable for managing projects and tracking the lifecycle of bugs and issues.

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.

The Bug Genie is a comprehensive free and open-source web-based platform for project management and bug tracking. It offers robust tools for team collaboration, task management, workflow customization, and integration with various development and communication tools.

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.

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.