http://smedley.info/os2ports.html
Also available (10/30/2005) is Apache version 2.0.55, directly from the Apache web site.
http://silk.apana.org.au/apache/apache_v2.shtml
Apache is the premiere web server of the Internet; newer versions use multi-threading and offer big performance improvements.
http://apache.org/dist/httpd/binaries/os2/
Source: OS/2 Warp News and Rumors