Open Source Applications

Here is a list of about 170 open source applications :)
infrastructure

Control remote stations
FreeNX http://freenx.berlios.de
TightVNC www.tightvnc.com
OpenSSH http://www.openssh.com

Asset management and inventory
GPLI www.glpiproject.org
OCS Inventory NG www.ocsinventoryng.org
Pulse 2 www.mandriva.com/fr/pro/pulse

Deployment and backup
Bacula www.bacula.org/fr
Puppet http://puppetlabs.com

high Availability
LinuxHA www.linuxha.org
LVS www.linuxvirtualserver.org
HAProxy http://haproxy.1wt.eu
Keepalived www.keepalived.org

security
http://aide.sourceforge.net HELP
ClamAV www.clamav.net
SNORT www.snort.org
OpenVAS www.openvas.org
WireShark www.wireshark.org

VPN
OpenVPN http://openvpn.net
OpenSwan www.openswan.org

firewalls
PF (Packet Filter) www.openbsd.org/faq/pf
netfilter www.netfilter.org
pfSense www.pfsense.org

Supervision and Metrology
Cacti www.cacti.net
Nagios www.nagios.org
Centreon www.centreon.com
Zabbix www.zabbix.com
OpenNMS www.opennms.org
Munin http://muninmonitoring.org

Linux & BSD operating system
Debian www.debian.org
Red Hat Enterprise Linux www.fr.redhat.com/products/rhel
Novell Suse Enterprise Linux www.suse.com
Ubuntu www.ubuntu.com
OpenBSD www.openbsd.org
FreeBSD www.freebsd.org
NetBSD www.netbsd.org

virtualization
Xen http://xen.org
OpenVZ www.openvz.org
KVM www.linuxkvm.org
Oracle VirtualBox www.virtualbox.org

VOIP / Telephony
Asterisk www.asterisk.org
Kamailio www.kamailio.org
Kannel www.kannel.org

Messaging, emailing & Groupware
Postfix www.postfix.org
Cyrus IMAPd www.cyrusimap.org
SpamAssassin http://spamassassin.apache.org
DSPAM www.nuclearelephant.com
Zimbra www.zimbra.com
www.horde.org Horde
Zarafa www.zarafa.com
OpenEMM www.openemm.org

http accelerator
Squid www.squidcache.org
Varnish www.varnishcache.org

other
CUPS www.cups.org
Samba www.samba.org
ProFTPD www.proftpd.org
bind www.isc.org/software/bind
Development and intermediate layers

Business Directory
389 directory server http://directory.fedoraproject.org
OpenLDAP www.openldap.org

Databases
MySQL www.mysql.fr
PostgreSQL www.postgresql.org
MongoDB http://www.mongodb.org
Redis http://redis.io
Cassandra http://cassandra.apache.org

BPM / Workflow
Bonita http://fr.bonitasoft.com
JPBM www.jboss.org/jbpm
Activiti www.activiti.org

Development Tools
Ant http://ant.apache.org
Phing www.phing.info/trac
Eclipse www.eclipse.org
MantisBT www.mantisbt.org
Maven http://maven.apache.org
Subversion http://subversion.apache.org
Git http://gitscm.com
Redmine www.redmine.org
Tuleap www.enalean.com/produits/tuleap

Tests & Continuous Integration
Continiuum http://continuum.apache.org
Jenkins / Hudson http://hudsonci.org
Selenium IDE http://seleniumhq.org/projects/ide
PMD http://pmd.sourceforge.net

BSE
Talend ESB http://fr.talend.com
mule www.mulesoft.org
Petals http://petals.ow2.org

Frameworks and libraries for Web Development
symfony www.symfonyproject.org
Zend Framework http://framework.zend.com
Spring www.springsource.org
GWT http://code.google.com/intl/frFR/webtoolkit
JQuery http://jquery.com
prototype www.prototypejs.org
Play! www.playframework.org
Django https://www.djangoproject.com
Ruby On Rails http://rubyonrails.org

Mobile Frameworks crossplatform
Titanium www.appcelerator.com
PhoneGap www.phonegap.com
Rhodes http://rhomobile.com

PKI
OpenCA www.openca.org
OpenSSL www.openssl.org
easyCA http://sourceforge.net/projects/easyca
EJBCA www.ejbca.org

Authentication, federation and identity management
www.jasig.org/cas CAS
LemonLDAP :: NG http://lemonldapng.org
OpenAM http://forgerock.com/openam.html
LinOTP www.linotp.org
Shibboleth http://shibboleth.internet2.edu

Tools for load testing
JMeter http://jakarta.apache.org/jmeter
Tsung http://tsung.erlangprojects.org

Search Engine
Lucene http://lucene.apache.org
Solr http://lucene.apache.org/solr
mnoGoSearch www.mnogosearch.org
OpenSearchServer www.opensearchserver.com

Http servers and application servers
JBoss AS www.jboss.org/jbossas
Tomcat http://tomcat.apache.org
GlassFish http://glassfish.java.net/fr
Apache http://httpd.apache.org

MOM & EAI
ActiveMQ http://activemq.apache.org
JORAM http://joram.ow2.org

other
Drools www.jboss.org/drools
ESIGate www.esigate.org
applications

CRM
OpenCRX www.opencrx.org
SugarCRM www.sugarcrm.com
VTiger www.vtiger.com

Intelligence: ETL
Talend www.talend.com
Pentaho Data Integration http://kettle.pentaho.com

Business Intelligence: Reporting
BIRT www.eclipse.org/birt
JasperReports / IReport http://jasperforge.org/project/ireport
Pentaho Report Designer http://reporting.pentaho.com

Intelligence: Suite
SpagoBI www.spagoworld.org
JasperSoft www.jaspersoft.com
Pentaho www.pentaho.com
Palo www.jedox.com/fr/produits/PaloSuiteApercu.html

ecommerce
Magento www.magentocommerce.com
Prestashop www.prestashop.com
Oxid www.oxidesales.com
RBS Change www.rbschange.fr
Drupal Commerce www.drupalcommerce.org
osCommerce www.oscommerce.com

ERP / PGI
Compiere www.compiere.com
ERP5 www.erp5.com
OFBiz http://ofbiz.apache.org
Openbravo www.openbravo.com
OpenERP www.openerp.com

CMS
Drupal www.drupal.org
eZ Publish www.ez.no
HippoCMS www.onehippo.com
Jahia www.jahia.com
Joomla www.joomla.org
SPIP www.spip.net
TYPO3 www.typo3.org

EDM & ECM
Alfresco www.alfresco.com
Nuxeo www.nuxeo.com
Knowledge Tree www.knowledgetree.com
Maarch www.maarch.com

Library & Documentation
Koha www.koha.org
PMB www.pmbservices.fr

portal
eXo Platform www.exoplatform.com
Silverpeas www.silverpeas.com
Liferay www.liferay.com

Social Networking Business
BuddyPress http://buddypress.org
Drupal Commons www.acquia.com
Elgg www.elgg.com
Liferay Social Office www.liferay.com

Blog, Wiki and Forum
DotClear http://fr.dotclear.org
PhpBB www.phpbb.com
TWiki http://twiki.org
XWiki www.xwiki.org

eLearning
Moodle http://moodle.org
Claroline www.claroline.net

Audience tracking
AWStats http://awstats.sourceforge.net
Piwik http://piwik.org

other
OpenX www.openx.com
LimeSurvey www.limesurvey.org