No War but the Class War Home Page
Antagonism - communist publishing and web site.
Aufheben - autonomist influenced communist journal.
Break Their Haughty Power - US communist Loren Goldner's web site.
Class against Class - large archive of communist classics.
Collective Action Notes - large collection of communist and anarchist texts.
For Communism - comprehensive archive of communist writings and links.
Practical History - lots of information on class resistance to war.
Treason - Australian communist web site.
Troploin - communist web site.
war.infoshop.org - useful anarchist anti-war site.
Wildcat - German based communist group (not the now-defunct UK based group of the same name).