Focalboard

An open-source alternative to Trello/Notion by Mattermost.

Best for

Self-hosted boards.

Pricing

Free (self-hosted). (Always confirm current pricing on the vendor’s site.)

Where it fits

Focalboard sits in the Open source category. It is a solid choice when your priority is self-hosted boards. As with any tool, trial it on a real project with the people who will use it daily before committing.