Framasoft is a brilliant non-profit organisation which promotes free open software and libre decentralised services. You can follow them at:
➡️ @Framasoft (in French and English)
They depend on donations to keep going, and they're currently doing a fund-raising drive at:
This is a brand new server run by the main developers of the project as a spin-off of mastodon.social It is not focused on any particular niche interest - everyone is welcome as long as you follow our code of conduct!