Loon

23 Members | 0 In-Game | 3 Online | 0 In Group Chat

Half-Life Developers - Public

2,873 Members | 13 In-Game | 348 Online | 17 In Group Chat

Calone

5,074 Members | 51 In-Game | 805 Online | 4 In Group Chat

Infested Games - Public

667 Members | 9 In-Game | 109 Online | 0 In Group Chat

Zombie-Hell - Public

81,897 Members | 426 In-Game | 6,050 Online | 490 In Group Chat

Steam Family Sharing - Public

862,013 Members | 11,368 In-Game | 137,304 Online | 6405 In Group Chat

Steam Universe - Public

1,759,435 Members | 31,012 In-Game | 312,890 Online | 38441 In Group Chat