Open Source

Redmine is a flexible project management web application.

Open Source

Mantis Bug Tracker is a free and open source, web-based bug tracking system. The most common use of MantisBT is to track software defects.

Ora

Commercial

Ora is a real-time all-in-one workspace for teams.

Bitrix24

Freemium

Bitrix24 is a free (for small businesses) social enterprise platform.

The Bug Genie

Freemium

The Bug Genie is free and open source, web-based project management and bug tracking system.

PMRobot

Freemium

PMRobot is Project Management Software designed exclusively for Software Consulting Companies.

Flyspray

Open Source

Flyspray is a lightweight, web-based bug tracking system written in PHP for assisting with software development and project managements.

TargetProcess

Freemium

TargetProcess is an agile project management software.

buckets.co

Free

buckets.co helps you optimize workflows & collaboration at all levels.

Trac

Open Source

Trac is an open source, Web-based project management and bug tracking system.

fluxday

Open Source

fluxday is a user-friendly, free & opensource task & productivity management tool for growing startups.

Avaza

Freemium

Avaza is a beautiful online software suite with modules for Project Management, Timesheets, Expenses & Invoicing. Access from anywhere, with any device.

KanbanTool

Freemium

Kanban Tool is a simple and effective software for visual management. Empower your productivity with online Kanban boards for business.

OpenProject

Open Source

OpenProject is a web-based project management system for location-independent team collaboration.

YouTrack

Freemium

YouTrack is a commercial browser-based bug tracker, issue tracking system and project management software.

FogBugz

Commercial

FogBugz is an integrated web-based project management system featuring bug/issue tracking, discussion forums, wikis, customer relationship management, and evi…