Upstream Projects

This page lists all of the upstream projects used by Untangle.

project name	license	linked	modified	used in	URL
linux kernel	GPL		yes	server	http://kernel.org
debian squeeze	GPL/LGPL			server	http://debian.org
iptables	GPL			server	http://netfilter.org
libsysfs	LGPL	yes		uvm	http://linux-diag.sourceforge.net/Sysfsutils.html
postgres	BSD			uvm	http://postgresql.org
itext	LGPL or MPL	yes		reports	http://www.lowagie.com/iText/
apache log4j	apache	yes		uvm	http://logging.apache.org/log4j/docs/
apache tomcat	apache	yes		uvm	http://jakarta.apache.org/tomcat/index.html
jfreechart	LGPL	yes		reports	http://www.jfree.org/jfreechart/
javamail	Sun	yes		uvm	http://java.sun.com/products/javamail/
libxml2	MIT	yes		uvm	http://xmlsoft.org/
postgresJDBC	BSD	yes		uvm	http://jdbc.postgresql.org/
apache ant	apache	yes		build	http://ant.apache.org/
java JRE 8	GPL			uvm	http://openjdk.java.net/
clamav	GPL			virus blocker	http://www.clamav.net/
spamassassin	apache			spam blocker	http://spamassassin.apache.org/
velocity	apache			smtp-casing	http://jakarta.apache.org/velocity/
bcel	MPL			build	http://jakarta.apache.org/bcel/manual.html
OpenVPN	GPL			openvpn	http://openvpn.net/
Ext JS	LGPL			UI	http://extjs.com
libnfnetlink	GPL	yes		uvm	http://www.netfilter.org/projects/libnfnetlink/index.html
libnetfilter_queue	GPL	yes		uvm	http://www.netfilter.org/projects/libnetfilter_queue/index.html
libnetfilter-conntrack	GPL	yes		uvm	http://www.netfilter.org/projects/libnetfilter_conntrack/index.html
jabsorb	apache		yes	UI	http://jabsorb.org/
jradius	LGPL			directory connector	http://coova.org/JRadius
python-jsonrpc	LGPL		yes	uvm	http://json-rpc.org/wiki/python-json-rpc

Many commercial applications use paid OEM technology:

• Spam Blocker
• Virus Blocker
• Web Filter
• Application Control