Alternatives to Stack for all platforms with any license

Trello

Infinitely flexible. Incredibly easy to use. Great mobile apps. It's free. Trello keeps track of everything, from the big picture to the minute details.

Freemium $ $ $ Mac Windows Web Android iPhone ... Windows S Android Tablet iPad Apple Watch Android Wear Kindle Fire
Kanban boards Drag n drop IFTTT integration Support for Keyboard Shortcuts ... Support for @mentions Multiple Account support Periodic reminders Planning Board Real time collaboration Slack integration Add a feature

890 Like
Asana

Asana is the easiest way for teams to track their work so they can get results. It’s free to use, simple to get started, and powerful enough to run your entire business.

Freemium $ $ $ Web Android iPhone
Team Collaboration Bug reporting Calendar view CRM ... Dependency Tracking Goal Tracking Sync with Google Calendar IFTTT integration Integrated into iOS Kanban boards Real time collaboration Recurring tasks Sync Calendars Team work Add a feature

365 Like
Wrike

Wrike's end-to-end solution takes your projects from initial request to tracking work progress and reporting results. With Wrike, you'll be able to create and...

Freemium $ $ $ Web Android iPhone iPad
Gantt-charts Gantt-charts Custom templates Real time collaboration ... Real-time tracking Resource scheduling SFDC integration Team Collaboration Team work Add a feature

278 Like
Restyaboard

Open source Trello-like kanban board. Based on Restya platform.

Freemium Open Source Linux Web Self-Hosted
Gantt-charts Kanban boards Works Offline Real time collaboration Add a feature

51 Like
fluxday

Opensource task & productivity management tool for startups, engineered based on the concepts of OKR. In fluxday, you can start by creating the departments of...

Free Open Source Web MySQL Community Edition Self-Hosted MariaDB Ruby
No features added Add a feature

69 Like
Zenkit

Follow your data through its entire lifecycle. From fluid brainstorming and research, through to a structured system for collaborative use, Zenkit is the flexible...

Free Personal $ $ $ Web
Kanban boards Team Collaboration Cross-references Customizable ... List management Task modularity To-Do management Calendar integration Calendar view Clean design Content Filtering Customizing Drag n drop Google Calendar integration Integrated File Sharing Kanban boards Mind Map view Works Offline Package Manager Productivity analysis Add a feature

66 Like
Pivotal Tracker

Tracker is a story-based project planning tool from Pivotal Labs that allows teams to collaborate and react to real-world changes instantly. Its based on agile software...

Commercial Web iPhone iPad
Team Collaboration Add a feature

101 Like
KanbanTool

Kanban Tool is a leading visual management software based on Kanban method that helps companies visualize workflow, track project progress and analyze and significantly...

Freemium Mac Windows Linux Web Self-Hosted
Kanban boards On-premises software Real time collaboration Sticky notes ... Team Collaboration Add a feature

53 Like
buckets.co

Feature rich kanban board collaboration platform. Fun UI, super fast, allows you to comment on to do list items, awesome activity feed and inbox tools to keep an eye on...

Free Web Android iPhone Chrome OS Android Tablet ... iPad
Kanban boards Add a feature

20 Like
Freeter

Smartest way to work on your computer. Freeter is a productivity app that allows you to gather everything you need to work in one place and access them quickly and...

Freemium Mac OS X Windows Linux
Program Launcher Workflow Automation Add a feature

12 Like
Gettick

Work environment designed to maximize team performance and provide managers with a complete overview of the project.

Free Mac OS X Windows Web
Calendar integration Email Analytics Email tracking Group chat ... Team work Add a feature

24 Like
ClickUp

ClickUp is an all-in-one project management platform that eliminates the need of using more than one tool for your organization’s workflow. ClickUp’s core purpose is to...

Freemium $ $ $ Mac Windows Web Android iPhone ... Android Tablet iPad
Built-in Commenting System Google Chrome extension Customizable Drag n drop ... GitHub integration Google Calendar integration Hierarchical structure Kanban boards Support for @mentions Modular System Natural Language Processing Recurring tasks Slack integration Tabbed interface Task assignments Team Collaboration Add a feature

11 Like
Hitask

Hitask is the project planner for getting tasks done. Assign, prioritize, and remind tasks to your team with lists. Check progress of each project on the go and see what...

Freemium $ $ $ Web Android iPhone Android Tablet iPad
Team Collaboration Sync with Google Calendar Automatic time tracking Recurring tasks ... Shared calendars Task assignments Android Sync Calendar integration Built-in Calendar Clean design Colored tags Google Calendar integration Group chat Integrated into iOS Works Offline Outlook integration Set deadlines Shared calendars Task time tracking Unlimited storage Visual Tagging Zapier integration Add a feature

53 Like
Skadi

Skadi is a fast & powerful self-hosted project management tool. EASY TO MAINTAIN Skadi doesn't need installation or administration. It's a single static...

Freemium Web Self-Hosted GitHub
No features added Add a feature

7 Like
Workteam Planner

Incredibly visual work management. With just a few clicks you can create a new plan, build a team, assign tasks, estimate completion and keep everyone up-to-date with...

Freemium Web
No features added Add a feature

5 Like