Not sure, but would be happy to switch again if there is something which i can self host
Discussion
Take a look at weblate. I've used it in the past and it worked quite well.
nostr:npub1v0lxxxxutpvrelsksy8cdhgfux9l6a42hsj2qzquu2zk7vc9qnkszrqj49 nostr:npub1klr0dy2ul2dx9llk58czvpx73rprcmrvd5dc7ck8esg8f8es06qs427gxc there is nostr:npub1alnrqmvxme23dlmqz53g0eyu6clgatlqa8tl6qcy5rz6474mwjhs96r3kw
Fusion already mentioned this: https://github.com/WeblateOrg/weblate