downas

no invite needed:

https://www.autistici.org – you have to explain why you want an account

https://disroot.org (tor browser only: link) – signup usually available on weekdays

https://espiv.net (english here) (tor: link) – you have to explain why you want an account

https://systemausfall.org (english here) – if you don't have a vouch (explained below), you have to share something online that shows your politics

(a vouch is basically confirmation that you're 'legit' from someone who's already accepted)

invite or vouch needed:

https://riseup.net (tor: link) – you need an invite to join

https://aktivix.org – you need a vouch or mutual friends/compas to join