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Trello vs Lonewolf: catalog facts
Trello	Lonewolf
Freemium Free plan for up to 10 collaborators per workspace; paid plans remove limits.	Free Free and open source under GPL-3.0.
Web	Linux
Simple, visual Kanban boards Inbox captures items from email and Slack	Organizes work with lists, cards, and labels Cards support due dates, attachments, and checklists
Free plan limited to 10 boards and 10 collaborators per workspace Hosted only, no self-hosting	Distributed as a Flatpak for Linux; Windows and macOS builds are not provided.
Web application, Hosted service	Downloadable app
Closed source	Open source
License not stated	License: GPL-3.0
Account needed	Not stated if an account is needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked September 23, 2026	Official website Full listing and sources Checked October 8, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.