fluxday Alternatives for Linux

Redmine is a flexible project management web application.

Mattermost is an open source, private cloud Slack-alternative, Workplace messaging for web, PCs and phones. MIT-licensed.

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

Restyaboard is an open source Trello like board platform.

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

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

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

Drupal is a free and open source content-management framework written in PHP and distributed under the GNU General Public License.

LibrePlan is a free software web application for project management.

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

Active Collab is a web-based project management tool.

germ lets your team capture every great idea, brainstorm and turn them into actionable project plans.

GNOME Planner is a cross-platform project management tool based on the Work breakdown structure (WBS).

Go For It is a simple and stylish productivity app, featuring a to-do list, merged with a timer that keeps your focus on the current task.

Rachota is a portable application for time tracking different projects.

Dialog Messenger is a handy and feature-rich enterprise multi-device messenger available for server or cloud.

BamBam! is a project management software with integrated time tracking, Agile support, source & deploy, custom workflows and more.

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