Newsgroup is a Usenet group that was proposed by Mark Durham and formed in 1991 to discuss Core War and related games for recreational programmers. has the COREWAR-L mailing list to echo To subscribe to COREWAR-L send an email to containing subscribe corewar-l <yourname>.


#COREWARS is a Libera IRC channel created in May 2021. The channel is not currently logged.

The #COREWARS channel was previously hosted on freenode (May 2009 to May 2021) and (November 1999 to May 2016). IRC logs are available.

Social Media

Core War also has a presence on Twitter.


The 20th Anniversary of Corewar Meeting was organised in Berlin by Christian Schmidt, on 23–25 July 2004.