JustSur is a 1.20.6 based (1.20+, including 1.21 players are able to join) vanilla minecraft server. There is no required mods, but the server has following features making it unique from other servers:
1) VoiceChat
2) Crossplay, allowing you to play with your friends, and client syncing in between your bedrock and java clients so you can take the server with you anywhere you go!
3) High-speed rails! Travel up to 32bps in a fun way
4) CoreProtect offering an excellent protection against giefers without ruining the vanilla experience
5) Excellent, accepting and friendly community
And many other!

Join us at JustSur, through our discord https://discord.gg/j2fvCnh5SE !