Paymo alternatives · Project Management
Open-source alternatives to Paymo
Paymo is not described as open source on its own site. 12 of the 75 other project management tools in this directory are open source, according to their own sites.
Paymo has a free plan. Paid plans start at $5.9 per month, billed annually (Solo, 1 user). All of them are free or have a free plan.
12 tools · Listings checked up to Oct 9, 2026 · Where the facts come from
How each one differs from Paymo
- Free plan · from $7.25/mo
OpenProject
Open-source project management for classic and agile teams
- OpenProject starts at $7.25 per user / month, billed yearly (5-user minimum). Paymo starts at $5.9 per month, billed annually (Solo, 1 user).
- Only Paymo lists macOS, Windows and Linux apps.
- OpenProject is open source and self-hostable, according to its own site.
- OpenProject also covers wiki and issue tracking.
- Free
Redmine
Free, self-hosted issue tracker and project management web app
- Redmine is free. Paymo starts at $5.9 per month, billed annually (Solo, 1 user).
- Only Paymo lists macOS, Windows, Linux, iOS and Android apps.
- Redmine is open source and self-hostable, according to its own site.
- Redmine also covers wiki and issue tracking.
- Free
Kanboard
Free, self-hosted kanban board software under the MIT License
- Kanboard is free. Paymo starts at $5.9 per month, billed annually (Solo, 1 user).
- Only Paymo lists macOS, Windows, Linux, iOS and Android apps.
- Kanboard is open source and self-hostable, according to its own site.
- Kanboard also covers workflow automation and reports.
- Free plan · from €50/yr
WeKan
Open-source kanban boards with swimlanes, self-hosted or hosted
- WeKan starts at €50 per year for hosted WeKan with the Admin Panel. Paymo starts at $5.9 per month, billed annually (Solo, 1 user).
- Only Paymo lists macOS, Linux and iOS apps.
- WeKan is open source and self-hostable, according to its own site.
- WeKan also covers workflow automation.
- Free plan · from $8/mo
Leantime
Open-source project management built with neurodivergence in mind
- Leantime starts at $8 per user / month, billed annually. Paymo starts at $5.9 per month, billed annually (Solo, 1 user).
- Only Paymo lists macOS, Windows and Linux apps.
- Leantime is open source and self-hostable, according to its own site.
- Leantime also covers goals.
- Free plan · from $8/mo
Kan
Open-source kanban boards, built as an alternative to Trello
- Kan starts at $8 per user / month, billed yearly. Paymo starts at $5.9 per month, billed annually (Solo, 1 user).
- Only Paymo lists macOS, Windows, Linux, iOS and Android apps.
- Kan is open source and self-hostable, according to its own site.
- Kan also covers templates.
- Free plan · from $6/mo
Plane
Open-source project management with cycles, wiki and AI agents
- Plane starts at $6 per seat / month, billed annually. Paymo starts at $5.9 per month, billed annually (Solo, 1 user).
- Only Paymo lists a Windows app.
- Plane is open source and self-hostable, according to its own site.
- Plane also covers wiki and issue tracking.
- Free plan · from €5/mo
Taiga
Open-source agile project management with Scrum and Kanban
- Taiga starts at €5 per month for unlimited users (€50 billed annually). Paymo starts at $5.9 per month, billed annually (Solo, 1 user).
- Only Paymo lists macOS, Windows, Linux, iOS and Android apps.
- Taiga is open source and self-hostable, according to its own site.
- Taiga also covers wiki and issue tracking.
- Free
Fizzy
Free kanban tracker for bugs, issues and ideas from 37signals
- Fizzy is free. Paymo starts at $5.9 per month, billed annually (Solo, 1 user).
- Only Paymo lists macOS, Windows and Linux apps.
- Fizzy is open source and self-hostable, according to its own site.
- Fizzy also covers issue tracking.
- Free plan · from €1/mo
GanttProject
Free, open-source desktop Gantt chart app for Windows, macOS and Linux
- GanttProject starts at €1 per active team member / month for the optional Cloud service; desktop app is free. Paymo starts at $5.9 per month, billed annually (Solo, 1 user).
- Only Paymo lists a web app.
- Only Paymo lists iOS and Android apps.
- GanttProject is open source, according to its own site.
- Free plan · from $9.99/mo
ProjectLibre
Microsoft Project-compatible scheduling: free desktop app, paid cloud
- ProjectLibre starts at $9.99 per user / month, billed annually. Paymo starts at $5.9 per month, billed annually (Solo, 1 user).
- Only Paymo lists iOS and Android apps.
- ProjectLibre is open source, according to its own site.
- ProjectLibre also covers reports.
- Free plan · from $19.99/mo
Huly
Open-source project management with chat, docs and video calls
- Huly starts at $19.99 / month flat, unlimited users. Paymo starts at $5.9 per month, billed annually (Solo, 1 user).
- Only Paymo lists iOS and Android apps.
- Huly is open source and self-hostable, according to its own site.
- Huly also covers time blocking, issue tracking, documents, team chat and video calls.
Common questions
Is there an open-source alternative to Paymo?
Yes. OpenProject, Redmine, Kanboard, WeKan, Leantime, Kan, Plane, Taiga and 4 more are open source, according to their own sites.
Is Paymo open source?
Paymo is not described as open source on its own site. The listing was checked on Oct 5, 2026 against the pages it cites.
When was this checked?
Each listing shows its own date. On this page they run from Oct 5, 2026 to Oct 9, 2026. Vendors change prices and plans without notice, so confirm on their site before you buy.
This page is built from the listings. A tool is here because its listing says so, and the order is how close each is to Paymo: the alternatives its listing names first, then the tools that share the most features with it.