List possible chess variants for Lichess

[M-DinhHoangViet]

This is a place to list chess variaants that can be added

1. [x] Chess
2. [x] Chess960
3. [x] Antichess
4. [x] Atomic
5. [x] Crazyhouse
6. [x] King of the Hill
7. [x] 3 Check+
8. [ ] 5 Check +
9. [x] Horde
10. [ ] Losers
11. [ ] Duck Chess
12. [ ] Fog of War
13. [x] Racing Kings
14. [ ] Dodo Chess/Racing Kings 2
15. [ ] Checkless Chess
16. [ ] Capablanca
17. [ ] Placement/Pre-Chess
18. [ ] Kinglet Chess
19. [ ] Extinction Chess
20. [ ] Patrol Chess
21. [ ] Los Alamos chess
22. [ ] Grid Chess
23. [ ] Kriegspiel
24. [ ] Almost chess
25. [ ] Bughouse
26. [ ] Amazon

List for #441

[kraktus]

Hey, thanks for the list but lichess isn't planning any new variant soon, and there's already #441