MIT:
GPL/AGPL:
Not maintained:
Other kanbans maybe listed at https://github.com/KanRule
Please search from ChangeLog page instead about does Wekan have some feature.
This comparison below is over one year old and very outdated. All of Wekan/Trello/Restyaboard have changed very much and have many new features and fixes.
| Features | Wekan | Trello | Restyaboard | 
|---|---|---|---|
| Price | Free and Open Source, MIT license. Free for Commercial Use. | Free with limitations, Monthly payment, Annual Subscription, Quote-based | Open Core | 
| Whitelabeling | Yes. Admin Panel/Layout: Hide Logo, Custom Product Name. | No | $ Yes | 
| Theming | Yes | No | $ Yes | 
| Redistributing | Yes | No | $ Yes | 
| Hosting | Self-host or SaaS provider | SaaS | Self-host | 
| Features | Wekan | Trello | Restyaboard | 
|---|---|---|---|
| Activities fetch | WebSocket | WebSocket | Polling (Better, for easy scaling) | 
| Multiple language | Yes 70 | Yes 29 | Yes 38 | 
| Keyboard shortcuts | Yes | Yes | Yes | 
| Boards | Yes | Yes | Yes | 
| Closed boards listing | Yes, at Archive | Yes | Yes | 
| Starred boards listing | No, starred and non-starred at All Boards | No | Yes | 
| Add board with predefined templates | Personal templates, Import Board from Trello or Wekan | No | Yes | 
| Board stats | Yes | No | Yes | 
| Board - Add members | Yes | Yes | Yes | 
| Board - Remove members | Yes | Yes | Yes | 
| Close board | Yes, move to Archive | Yes | Yes | 
| Delete board | Yes, from Archive | Yes | Yes | 
| Subscribe board | Yes | Yes | Yes | 
| Copy board | Export / Import board | Yes | Yes | 
| Starred board | Yes | Yes | Yes | 
| Unstarred board | Yes | Yes | Yes | 
| Board text list view | No | No | Yes | 
| Board calendar view | Yes, for Start/End Date | Yes | Yes | 
| Board sync with google calendar | No | Yes | Yes | 
| Features | Wekan | Trello | Restyaboard | 
|---|---|---|---|
| Swimlanes | Yes | External Chrome Add-On and Firefox Add-On | No | 
| Change Swimlane Color | Yes | ? | ? | 
| Features | Wekan | Trello | Restyaboard | 
|---|---|---|---|
| Create list | Yes | Yes | Yes | 
| List color | Yes | No | Yes | 
| Copy list | No | Yes | Yes | 
| Move list | No. Only at same board with dragging. | Yes | Yes | 
| Subscribe list | Yes | Yes | Yes | 
| Remove list | Yes | Yes | Yes | 
| Move all cards in this list | No. Only multiselect-drag to the same board. | Yes | Yes | 
| Archive all cards in this list | No | Yes | Yes | 
| Archive this list | Yes | Yes | Yes | 
| Show attachments in list | No. Only on card. | No | Yes | 
| Features | Wekan | Trello | Restyaboard | 
|---|---|---|---|
| Map card | Not yet | No | ? | 
| Filter cards | Yes, also with Regex | Yes | Yes | 
| Archived items | Yes | Yes | Yes | 
| Card stickers | No | Yes | No | 
| Card labels | Yes | Yes | Yes | 
| Card labels color change | Yes | Yes | Yes | 
| Cards | Yes | Yes | Yes | 
| Paste multiline text as one or many cards | No | Yes | ? | 
| Create cards | Yes | Yes | Yes | 
| Delete cards | Yes | Yes | Yes | 
| Instant add card | No | No | $ Yes | 
| Add cards & reply via Email | No | Yes | Yes | 
| Multiple card view | No | No | Yes | 
| Expandable card view | No | No | Yes | 
| Card ID display | Not yet | No | Yes | 
| Card color | Yes | No | ? | 
| Card color on card list | No | No | Yes | 
| Card action on card list | Only multiple selection and WIP Limit | Yes | No | 
| Card - Set due date | Yes | Yes | Yes | 
| Card - Add members | Yes | Yes | Yes | 
| Card - Remove members | Yes | Yes | Yes | 
| Card - Add labels | Yes | Yes | Yes | 
| Card - Add checklist | Yes | Yes | Yes | 
| Card - Add attachment | Yes | Yes | Yes | 
| Move card | Yes | Yes | Yes | 
| Copy card | Yes | Yes | Yes | 
| Subscribe card | Yes | Yes | Yes | 
| Archive card | Yes | Yes | Yes | 
| Vote card | No | Yes | Yes | 
| Share card | No | Yes | Yes | 
| Print card | No | Yes | No | 
| Add comment on card | Yes | Yes | Yes | 
| Reply comment on card | No, only adding another comment | No | Yes | 
| Remove comment on card | Yes | Yes | Yes | 
| Nested comments | No | No | Yes | 
| Card resizable view | No | No | Yes | 
| Show attachments in card | JPG/PNG/GIF images in slideshow. | Yes | Yes | 
| Card history filtering | No | No | Yes | 
| Button to delete all archived items | Not yet | No | Yes | 
| Features | Wekan | Trello | Restyaboard | 
|---|---|---|---|
| Checklist - Add item | Yes | Yes | Yes | 
| Copy multiple lines from Excel/Project and paste as one or many checklist items | Not yet | Yes | ? | 
| Checklist - Remove item | Yes | Yes | Yes | 
| Checklist - Convert to card | No | Yes | Yes | 
| Checklist - Mention member | No | Yes | Yes | 
| Checklist - Select emoji | No | Yes | Yes | 
| Features | Wekan | Trello | Restyaboard | 
|---|---|---|---|
| Search | Only on one board, also with regex. And add linked card search from any board. | Yes | $ Yes | 
| Save search | No | Yes | No | 
| Features | Wekan | Trello | Restyaboard | 
|---|---|---|---|
| Organizations list on profile | Yes, at All Boards page | Yes | Yes | 
| Organizations | Yes | Yes | Yes | 
| Change organization on board | Yes | Yes | Yes | 
| Organizations - Add members | Yes | Yes | Yes | 
| Organizations - Remove members | Yes | Yes | Yes | 
| Organizations - Members change permissions | No | Yes | Yes | 
| Create organization with types | No | Yes | No | 
| Organizations - Sorting list | No | No | Yes | 
| Organizations - Activities list | No | Yes | Yes | 
| Organizations settings | Yes | Yes | Yes | 
| Organizations visibility | No | Yes | Yes | 
| Organizations - Membership restrictions | Yes | Yes | Yes | 
| Organizations - Board creation restrictions | No | Yes | Yes | 
| Remove organization | No | Yes | Yes | 
| Features | Wekan | Trello | Restyaboard | 
|---|---|---|---|
| Offline sync - use without internet | No. You can install Wekan to your own computer and use it locally. | No | Yes | 
| Features | Wekan | Trello | Restyaboard | 
|---|---|---|---|
| Undo from activities | No | No | Yes | 
| Features | Wekan | Trello | Restyaboard | 
|---|---|---|---|
| API explorer | No | No | Yes | 
| OpenAPI | Yes here | ? | ? | 
| Developer applications | Yes, using REST API | Yes | Yes | 
| Authorized OAuth applications | No, REST API login as admin to get Bearer token | Yes | Yes | 
| Webhooks | Yes, per board or global at Admin Panel | Yes | Yes | 
| Zapier (IFTTT like workflow automation with 500+ websites) | Yes | Yes | $ Yes | 
| Integrated IFTTT | Yes | No | No | 
| Features | Wekan | Trello | Restyaboard | 
|---|---|---|---|
| Email-to-board settings | No, requires your code to use REST API | Yes | Yes | 
| Email templates management | No | No | Yes | 
| Notifications settings | Not yet | Yes | Yes | 
| Disable desktop notification | No desktop/push notifications yet | No | Yes | 
| User configuration to change default subscription on cards and boards | Yes | No | Yes | 
| Card notification & highlight | No | No | Yes | 
| Notification for card overdue | Yes, see snap/docker-compose.yml email settings | Yes | Yes | 
| Features | Wekan | Trello | Restyaboard | 
|---|---|---|---|
| Additional settings | No in Web UI, most settings at CLI | Yes | Yes (Basic only) | 
| Profile | Yes | Yes | Yes | 
| Add a new email address | Register / Invite | Yes | No | 
| Roles management | On web board+API | No | Yes | 
| Settings management | Only some at Web UI, most settings at CLI | No | Yes | 
| Users management | Add/Remove Orgs/Teams/Users | Yes? | Yes | 
| Permanently delete your entire account forever? | No | Yes | Yes (Admin can delete) | 
| Features | Wekan | Trello | Restyaboard | 
|---|---|---|---|
| Login with username or email | Yes | Yes | Yes | 
| LDAP login | Standalone: Yes. Sandstorm: Yes. | No | $ Yes | 
| SAML login | Standalone: Not yet. Sandstorm: Yes | No | No | 
| Google login | Not yet, needs fixes to OAuth2 | Yes | No | 
| GitHub login | Standalone: Not yet, needs fixes to OAuth2. Sandstorm: Yes. | No | No | 
| Passwordless email login | Standalone: No. Sandstorm: Yes. | No | No | 
| Features | Wekan | Trello | Restyaboard | 
|---|---|---|---|
| Import board from Trello | Yes | No | Yes | 
| Import board from Wekan | Yes | No | Yes | 
| Import from GitHub | No | No | $ Yes | 
| Export board to Wekan JSON, includes attachments | Yes | No | ? | 
| Export board to CSV | Yes | $ Yes | $ Yes | 
| Export board to Excel | Yes | ? | ? | 
| Export JSON card | No | Yes | No | 
| Export CSV card | No | No | Yes | 
| Change visibility | Yes | Yes | Yes | 
| Change visibility in boards listing | No | No | Yes | 
| Activities difference between previous version | No | No | Yes | 
| Change background | Color only | Color and image | Color and image | 
| Change background - custom | No | $ Gold or Business Class Only | Yes | 
| Background image from flickr | No | No | Yes | 
| Productivity beats | No | No | Yes (Alpha) | 
| Show attachments in board | No, only at each card | No | Yes | 
| Features | Wekan | Trello | Restyaboard | 
|---|---|---|---|
| Apps (Power-ups) | All integrated in, no separate plugin/app install | Yes | Yes | 
| Custom Field App | Yes | Yes | $ Yes | 
| Estimated Time Custom Field App / Time Tracking | Reveived/Start/End/Due/End Date, Spent time, Requested By, Assigned By. No reports. For more advanced, Not yet | Yes, 3rd party Burndown, Harvest etc | $ Yes | 
| Analytics | Magento integration | No | No | 
| Hide card additional information | Yes, card and board activities | Yes, card activities | Yes, card activities | 
| Linked Cards and Boards | Yes | Yes, Related Cards and Boards | ? | 
| Subtasks | Yes | Yes, Hello Epics Power-Up | ? | 
| Board Gantt view | No | No | $ Yes | 
| Gogs (Git Service) Integration | Yes | No | No | 
| Activities listing | No, only at board | No | Yes | 
| Introduction video | No | No | Yes | 
| List sorting by due date | No | No | Yes | 
| Home screen | No | No | Yes | 
| Apps Integration | All integrated in | Yes | Yes | 
| Chat | No. You could use Rocket.Chat | No | $ Yes | 
| Dashboard Charts | Not yet | No | $ Yes | 
| Hide Card Created Date App | No | No | Yes | 
| Hide Card ID App | No | No | Yes | 
| Canned Response App | No | No | $ Yes | 
| Auto Archive Expired Cards App | No | No | $ Yes | 
| Support Desk | No | No | $ Yes | 
| Card Template App | Copy Checklist Template to Multiple Cards | Yes | $ Yes | 
| Slack | Yes | Yes | $ Yes | 
| Amazon Echo | No | No | $ Yes | 
| Collaborate/TogetherJS | Not yet | No | Yes | 
| Gmail Add-on | No | Yes | Yes | 
| Hangouts Chat bot | No | Yes | $ Yes | 
| Print board | No | No | $ Yes | 
| Features | Wekan | Trello | Restyaboard | 
|---|---|---|---|
| Website QA Checklist | No | No | $ Yes | 
| SEO Checklist | No | No | $ Yes | 
| Features | Wekan | Trello | Restyaboard | 
|---|---|---|---|
| iOS Mobile App | Not yet. Mobile Chrome browser works. | Yes | Yes | 
| Android Mobile App | Yes | Yes | Yes | 
| Windows Microsoft Store App | Yes | ? | ? | 
| Ubuntu Touch OpenStore App | Yes | ? | ? |