Well-known Python Programs
Some well-known programs that are written, partially or completely, in Python:
Web and Internet Applications
[http://www.zope.org Zope]
Powered by Python
Some high-profile Web sites are implemented in Python, according to various reports:
[http://www.reddit.com/ reddit.com] - [http://www.aaronsw.com/weblog/rewritingreddit written using web.py]
[http://www.jot.com/ JotSpot] - [http://twistedmatrix.com/trac/#GoogleUsesTwisted2006-10-31 "Google has acquired JotSpot, a company that makes use of Twisted"]
[http://doggdot.us/ diggdot.us] - with Turbogears under the hood.
[http://youtube.com youtube.com]
Version Control
[http://www.selenic.com/mercurial/ Mercurial]
[http://bazaar-vcs.org/ Bazaar]
[http://www.viewvc.org/ ViewVC] (formerly ViewCVS) - a repository browser for CVS and Subversion
[http://cvs2svn.tigris.org/ cvs2svn] - the CVS to Subversion repository converter
Two bug trackers: [http://trac.edgewall.org/ Trac] and [http://roundup.sourceforge.net/ Roundup]
Systems Management and Administration
- Many GNU/Linux distributions use Python to manage resources and packages:
In many programs and components in the Ubuntu distributions (and related services): "Ubuntu prefer the community to contribute work in Python." ([http://www.ubuntu.com/community/developerzone/bounties Ubuntu bounties for Python work])
[http://reconstructor.aperantis.com/index.php?option=com_frontpage&Itemid=1 Reconstructor] for Ubuntu and [http://revisor.fedoraunity.org/ Revisor] for Fedora - applications which let users customise their GNU/Linux distribution CDs - are both written in Python
- Red Hat's up2date tool (the pulsating red dot)
[http://linux.duke.edu/projects/yum/ yum] provides software updates for Fedora and other distributions
[http://fedoraproject.org/wiki/Projects/Mock mock] and [http://fedoraproject.org/wiki/Projects/Plague plague] controls the building of the packages in the Fedora operating system.
Fedora and Red Hat's installer, [http://fedoraproject.org/wiki/Anaconda Anaconda] (notice the clever python tie-in on the name).
Gentoo Linux relies on Python since the [http://www.gentoo.org/proj/en/portage/ Portage] package management system is written in Python
Pardus uses Python extensively: [http://www.pardus.org.tr/eng/projects/comar/PythonInPardus.html "Python in Pardus"]
- HP Compaq / IBM preinstalled Python on a series of computers for some administration tasks
Historical Python Applications
Historically (these have all been rewritten at some point after acquisition):
- Yahoo Mail started out as 411 mail which was all Python
- Yahoo Groups started out as egroups which was all Python
- Microsoft Commerce Server started out as eShop which was all Python (Yes, Microsoft acquired Python-based software!)
- Google's first crawler was written in Python
See also lists at [http://pythonology.org/spotting], [http://www.python.org/about/projects/], [http://pythonsource.com]
Related topic: AppsWithPythonScripting