I compiled the announcement and release dates of all of Tripwire's games

(So we can try to predict Killing Floor 2's release date.)



Red Orchestra: Ostfront 41-45:

• announced: November 21, 2005 [source]


• released: March 14, 2006

Killing Floor:

• announced: March 20, 2009 [source]


• released: May 14, 2009

Red Orchestra 2: Heroes of Stalingrad:

• announced: May 4, 2009 [source]


• released: September 13, 2011

Rising Storm:

• announced: May 18, 2010 [source]


• released: May 30, 2013

Killing Floor 2:

• announced: May 8, 2014 [source]


• released: ???