6 Best Open-Source Alternatives to Trello (2026)

Last checked October 2026 · 19 alternatives to Trello in our catalog

Trello paid plans start at $5/user/mo, which is why people look for an open-source alternative. Below are 6 open-source options you can inspect, modify and often self-host - 4 are completely free, 1 runs on Linux and 6 work in the browser.

Quick picks

Trello alternatives compared

Alternative	Price	Open source	Platforms	What it is
Focalboard	Free	Yes (Other)	Web	Open-source, self-hosted alternative to Trello, Asana, and Notion
Kanboard	Free	Yes (MIT)	Web	Free, self‑hosted Kanban board for small teams and individuals
Wekan	Free	Yes (MIT)	Web	Open-source kanban board for small teams and freelancers
planka	Freemium	Yes (Other)	Web	Open-source Kanban board with real‑time sync and markdown cards
Vikunja	Freemium	Yes	Web, Windows, Mac, Linux	Open-source task manager with List, Kanban, Gantt, and Table views, self-hosted or cloud.
OpenProject	Free	Yes (GPL-3.0)	Web	Free and open source project management software

Focalboard

FreeOpen source · OtherWeb

Open-source, self-hosted alternative to Trello, Asana, and Notion

Highly customizable and flexible
Integrates well with Mattermost team messaging and collaboration platform
Self-hosted, so you have full control over your data

Can be overwhelming for small teams or simple projects
Requires technical expertise to set up and customize

Full details Trello vs Focalboard

Kanboard

FreeOpen source · MITWeb

Free, self‑hosted Kanban board for small teams and individuals

Completely free and open source
Self‑hosted gives full data control
Simple, lightweight interface

No native third‑party integrations
Limited advanced reporting compared to paid tools

Full details Trello vs Kanboard

Wekan

FreeOpen source · MITWeb

Open-source kanban board for small teams and freelancers

Completely free and open‑source
Self‑hosted for full data control
Simple, intuitive UI

Limited native integrations compared to commercial tools
No official mobile apps, only responsive web

Full details Trello vs Wekan

planka

FreemiumOpen source · OtherWeb

Open-source Kanban board with real‑time sync and markdown cards

Free plan includes: Unlimited boards & cards · Real‑time synchronization · All core features · Self‑hosted for free

Open-source and free to self‑host
Real‑time synchronization across users
Rich Markdown support for detailed cards

Self‑hosting requires Docker knowledge
Limited native reporting features

Full details

Vikunja

FreemiumOpen sourceWebWindowsMacLinux

Open-source task manager with List, Kanban, Gantt, and Table views, self-hosted or cloud.

Free plan includes: Unlimited tasks & projects · List, Kanban, Gantt, Table views · CalDAV integration · Team support

Fully open source (AGPLv3) with a genuinely free self-hosted option
Multiple task views (List, Kanban, Gantt, Table) included at no extra cost
Import tools ease migration from Todoist, Trello, and Microsoft To-Do

Self-hosting requires some technical setup and maintenance
Cloud plans add per-user or per-month costs on top of the free tier

Full details

OpenProject

FreeOpen source · GPL-3.0Web

Free and open source project management software

Highly customizable and scalable
Supports a range of project management methodologies
Offers a range of features to support team collaboration

Can be complex to set up and configure
Limited support for mobile devices

Full details

Frequently asked questions

What is the best free alternative to Trello?

Focalboard is the first free alternative we list for Trello and has no paid tier. Others worth a look: Kanboard, Wekan and planka. Which one fits depends on what you use Trello for, so check the platform and free-plan details for each.

Is there an open-source alternative to Trello?

Yes: Focalboard, Kanboard, Wekan, planka and Vikunja. Open-source options can usually be inspected, modified and self-hosted.

Does Trello have a free plan?

Yes. The free plan includes Unlimited cards, 10 boards per workspace and Butler automation (limited). Paid plans start at $5/user/mo.

How this list is built: alternatives come from our catalog's curated alternative relationships; price model, license and platforms come from each product's listing; order is fully-free first, then community votes.