VikunjaOrganise tasks into lists and projects with reminders and recurring tasks.
Free self-hosted unlimited tasks/projects, views, reminders, repeating tasks, labels and sharing.
Notes, tasks & docs
Planka
Free softwareOpen sourceLocal
Track project work on Kanban boards with cards, lists and assignments.
What you can use it for
Track project work on Kanban boards with cards, lists and assignments.
- Covers the core use case of Smartsheet without a subscription.
- 12.6k GitHub stars, NOASSERTION, last commit 2026-09-17
Workflow coverage and comparison notes
Real-time open source kanban board with card attachments, checklists, and background customization.
Before you switch
Kanban only, no grid view
Alternatives to these paid apps
Each comparison covers the workflow described above, rather than every paid feature.
More for the same workflow
See alternatives →Vikunja
FocalboardOrganise tasks and projects on boards hosted on your own server.
Source published on GitHub under a custom/non-standard licence (GitHub shows no standard SPDX id); check terms for commercial use.
TaigaPlan projects with backlogs, sprints and Kanban boards.
100% free open-source (MPL-2.0 backend, AGPL-3.0 frontend) or free cloud tier (up to 3 users).