Updated May-12-2002
Apache Software Foundation:
http://www.apache.org/
Apache web server (HTTP server):
http://httpd.apache.org/
http://jakarta.apache.org/tomcat/index.html
K-12 open source projects:
http://www.k12os.org/
http://www.kernel.org/ (Linux kernel)
GNU C compiler:
http://gcc.gnu.org/
Open source Watcom compiler:
http://www.openwatcom.org/
Mono project:
http://www.go-mono.net/
Comprehensive Perl Archive Network:
http://www.cpan.org/
http://www.opensource.apple.com/ - includes Darwin project
IBM open source projects:
http://www.ibm.com/developerworks/oss/
OpenSymphony:
http://www.opensymphony.com/
Open For Business project:
http://www.ofbiz.org/
http://www.jabber.org/ - instant messaging (chat) software
AbiWord word processor:
http://www.abisource.com/
MySQL database:
http://www.mysql.org/
http://firebird.sourceforge.net/
Jetty (Java HTTP Servlet server):
http://jetty.mortbay.com/
Jigsaw (HTTP server, written in Java):
http://www.w3.org/Jigsaw/
Open source SyncML server:
http://sync4j.sourceforge.net/
Common Data Security Architecture (CDSA):
http://sourceforge.net/projects/cdsa/
Compiere (open source ERP and CRM):
http://www.compiere.org/
http://www.isc.org/products/BIND/ - from the Internet Software Consortium
( http://www.isc.org/ )
http://www.isc.org/products/DHCP/
Web proxy cache:
http://www.squid-cache.org/
http://www.doxygen.org/ - documentation system (like Javadoc)
Java PDF library:
http://www.lowagie.com/iText/
Java Excel library:
http://jakarta.apache.org/poi/
Excel / OLE library, written in C:
http://chicago.sourceforge.net/
http://developer.arsdigita.com/acs-java/
NoCatAuth (wireless authentication gateway):
http://nocat.net/
Open source projects at SGI:
http://oss.sgi.com/
Open Source Development Network (OSDN):
http://www.osdn.com/
OpenUSS project:
http://openuss.sourceforge.net/openuss/index.html
HP ChaiServer:
http://devnet.hp.com/projects/csopen/
HP MicroChaiVM:
http://devnet.hp.com/projects/microchaivm/
HP Chai Appliance Platform:
http://devnet.hp.com/projects/chaiplatform/
http://www.greatcircle.com/majordomo/
GNU MailMan:
http://www.list.org/
Open Source Development Lab:
http://www.osdlab.com/