All Groups
Steam Universe - Public
1,809,504 Members   |   27,135 In-Game   |   269,518 Online   |   44529 In Group Chat
2,339,544 Members   |   33,818 In-Game   |   326,744 Online   |   241814 In Group Chat
CardTrades - Public
97,429 Members   |   1,856 In-Game   |   14,589 Online   |   4029 In Group Chat
SteamDB - Public
251,937 Members   |   5,222 In-Game   |   36,384 Online   |   11910 In Group Chat