Third-Party Software Used by PyCharm

This list is up to date as of PyCharm 2.7.

Software	Version	License
Alloy L&F	1.4.4	link (company license)
Antlr	3.1.3	BSD
Apache Axis	1.4	Apache 2.0
Apache Commons Codec	1.3	Apache 2.0
Apache Commons Discovery	0.4	Apache 2.0
Apache Commons HTTPClient	3.1 (with patch by JetBrains)	Apache 2.0
Apache Commons HTTPClient	4.1.1	Apache 2.0
Apache Commons HTTPCore	4.1	Apache 2.0
Apache Commons Logging	1.1.1	Apache 2.0
Apache Commons Net	3.1	Apache 2.0
Apache Commons VFS	2.1 trunk (with patches by JetBrains)	Apache 2.0
Apache Sanselan	0.98	Apache 2.0
ASM Bytecode Manipulation Framework	3.3	BSD
ASM Bytecode Manipulation Framework	4.0	BSD
ASM Bytecode Manipulation Framework	4.0	BSD
ASM Bytecode Manipulation Framework	4.0	BSD
Automaton	1.11	BSD
Axis	1.4	Apache 2.0
Batik SVG Toolkit	1.7	Apache 2.0
CGLib	2.2.2	Apache
ChromeDevToolsSdk	0.3.4	New BSD
Command Line Interface Parser for Java	1.1	Apache 2.0
DTDParser	1.13	LGPL
Ganymed	bundled with SVNKit	BSD
Groovy	1.7.3	Apache 2.0
Gson		Apache 2.0
Guava	12.0	Apache 2.0
ini4j	0.5.2 (with a patch by JetBrains)	Apache 2.0
ISO RELAX		MIT License
Jakarta ORO	2.0.8	Apache
JavaCVS	no version number available (with patches by JetBrains)	Sun Public License
JavaHelp	2.0_02	included as license/javahelp_license.html in IntelliJ IDEA distribution
javahl	1.7.2	Apache
Jaxen		modified Apache
JCIP Annotations		Creative Commons Attribution License
JCodings	1.0.7	MIT
JDOM	1.1 (with patches by JetBrains)	modified Apache
JediTerm	0.2	LGPL 2
jgit-2.1.0	2.1.0.201209190230	EDL/BSD
JGoodies Forms	1.1-preview 2006-05-04 11:55:37	BSD
Jing		New BSD
JNA	3.4.0	LGPL 2.1
Joni	1.1.7	MIT
JRuby Parser	0.2	CPL 1.0
JSch	0.1.49	BSD
jzlib	1.1.1	BSD
Library to convert JSON to Java objects and vice-versa	10	Apache 2.0
Log4j	1.2	Apache 2.0
markdownj		BSD
mercurial_prompthooks		GPLv2 (used as hg extension called from hg executable)
Microba	0.4.2	BSD
MigLayout	3.7.1	BSD
NanoXML	2.2.3	zlib/libpng
Netty	3.5.10	Apache 2.0
PicoContainer	1.2	BSD
proxy-vole	20120920	New BSD License
PyDev (portions: debugger runtime, console)	git snapshot	Eclipse Public License v1.0
Relax NG Object Model		MIT
Rhino JavaScript Engine	1.7R4	MPL 1.1
Sequence	bundled with SVNKit	http://svn.jetbrains.org/idea/Trunk/bundled/svn4idea/lib/SEQUENCE-LICENSE
Snappy-Java	1.0.5-M2	Apache 2.0
Snappy-Java	1.0.5-M2	Apache 2.0
sqljet	bundled with SVNKit	link (commercial license)
svnkit-javahl	bundled with SVNKit	link (commercial license)
SVNKit	SVN version, 1.1 branch as of 1 Oct 2007	link (commercial license)
swingx	1.6.2	LGPL 2.1
Traceur compiler		Apache 2.0
Trang		New BSD
Trilead SSH	build 213	BSD style (see LICENSE.txt in trilead.jar)
Trove4j	1.1 (with patches by JetBrains)	LGPL
Velocity	1.7	Apache 2.0
winp	1.16 (patched)	MIT
Xerces	2.9.1	Apache 2.0
Xerial SQLite JDBC	3.6.20.1	Apache 2.0
XML Pull Parser	1.1.3.4d_b4, 1.1.3.4O	BSD
XML-RPC	2.0	Apache 2.0
XMLBeans	2.3.0	Apache 2.0
XStream	1.4.3	BSD
yFiles		commercial, available on request
YourKit Java Profiler	8.0.x	link (commercial license)