| Apache | 
			open-source HTTP server | 
			www.apache.org | 
		
		
			| nginx | 
			newer, better open-source HTTP server than Apache | 
			https://www.nginx.com/  | 
		
		
			| Blowfish, Twofish | 
			Free, strong encryption algorithms from Bruce Schneier | 
			www.counterpane.com/blowfish.html https://www.schneier.com/academic/twofish/ | 
		
		
			| ISC | 
			Internet Systems Consortium, home of DHCP (Dynamic Host Configuration Protocol) and BIND 9 (open source DNS implementation) | 
			www.isc.org | 
		
		
			| GNOME | 
			An open source desktop environment for UNIX-like systems. | 
			www.gnome.org | 
		
		
			| Nautilus | 
			File management environment for GNOME | 
			https://gitlab.gnome.org/GNOME/nautilus, https://wiki.gnome.org/Apps/Nautilus | 
		
		
			| Xiph.org | 
			Open source codecs, such as FLAC, Ogg Vorbis, Theora, Opus, Speex, CELT, etc | 
			www.xiph.org | 
		
		
			| PHP | 
			Hypertext preprocessor. | 
			www.php.net | 
		
		
			| Python | 
			An interpreted, interactive, object-oriented programming language | 
			www.python.org | 
		
		
			| qmail | 
			Open Source email program for Unix | 
			www.qmail.org | 
		
		
			| OpenStack | 
			Open Source cloud computing platform, mostly deployed as IAAS (Infrastructure-as-a-service) in both public and private clouds | 
			openstack.org | 
		
		
			| rysnc | 
			Very fast file mirroring. | 
			rsync.samba.org/rsync/features.html | 
		
		
			| Samba | 
			SMB and CIFS client and server for unix and other OSes. | 
			http://www.samba.org | 
		
		
			| SSL (OpenSSL) | 
			cryptography toolkit implementing the Secure Sockets Layer (SSL v2/v3) and Transport Layer Security (TLS v1) network protocols. | 
			www.openssl.org | 
		
		
			| JSP | 
			Java Server Pages; platform-independent XML-like tags and scriptlets written in the Java programming language. | 
			java.sun.com/products/jsp | 
		
		
			| Enhydra | 
			A "leading Open Source Java/XML application server" and a "comprehensive Web application development and deployment environment." | 
			www.enhydra.org | 
		
		
			| Tomcat (Jakarta) | 
			Reference Implementation for the Java Servlet 2.2 and JavaServer Pages 1.1 Technologies | 
			http://jakarta.apache.org/tomcat/index.html | 
		
		
			| Tinydns | 
			-a small, fast, reliable Domain Name Server | 
			http://tinydns.org/ | 
		
		
			| Zimbra | 
			Open-Source Turn-key eMail server software - VM-ready! We host it! | 
			www.zimbra.com | 
		
		
			| Vinum | 
			Vinum is a BSD block device driver, implementing the RAID-0, RAID-1 and RAID-5 models | 
			https://sourceforge.net/projects/vinum/ | 
		
		
			| Webalizer | 
			Fast server log file analysis program | 
			http://mrunix.com/webalizer/ | 
		
		
			| Zope | 
			dynamic content development system and manager | 
			https://www.zope.org | 
		
		
			| Plone | 
			Object-oriented acquisition-based CMS based on Zope and Python | 
			https://www.plone.com |