TCEC / CCC Links

TCEC: (Top Chess Engine Championship)
Live Broadcast • !Commands
Archive (click 'Seasons') • Old Archive (ditto) • Older Archive
TCEC Official #tcec-announcements (discord.com)
Wiki (chessdom.org) • Posts tagged "TCEC" (chessdom.com)

CCC: (Computer Chess Championship)
Chess.com Broadcast (incl. archive) • !Commands
CCCC Club - Chess Club (chess.com; userid no longer required)
CCC PGN IV (this blog; May 2021) • PGN Pointers (discord.com -> pastebin.com; obsolete) • PGN Archive (chess.com; obsolete)
CCC #announcements (discord.com)

Forums:
FishCooking (groups.google.com/forum/fishcooking)
LCZero (groups.google.com/forum/lczero; aka Leela, Lc0)
Talkchess (talkchess.com; access problematic)

Other:
Leela blog (lczero.org)
Posts with label 'Engines' (this blog; ongoing) • TCEC/CCC 2023-H1 Summary (ditto; July 2023, last in series)