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

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