Twisted is used by many open-source, academic and commercial projects.

Libraries and Add-Ons

• ​TLS Lite - Python TLS/SSL implementation.
• ​TwistedSNMP - PySNMP integration for Twisted.
• ​BEEPy - BEEP protocol implementation for Python.
• ​PyRAD- a RADIUS client and server.
• ​Ldaptor - LDAP protocol implementation and utilities.
• ​Twibber - a Jabber implementation.
• ​PyOSD - module for displaying text on your X display, much like the "On Screen Displays" used on TVs and some monitors.
• ​sAsync - SQLAlchemy done Asynchronously.

Applications

• ​dohop.com - a flight planning web site which searches many other flight databases.
• ​BitTorrent - a peer-to-peer file sharing program.
• ​Chandler - a desktop PIM.
• ​Zope3 - next-generation of the Zope application server and content management system.
• ​hellanzb - an application designed for *nix environments that retrieves and processes Usenet nzb files.
• ​Flumotion - a streaming media server.
• ​Quotient - multi-protocol messaging server with tools for information management and retrieval, including a mail server (SMTP/POP3/IMAP/webmail) and much more.
• ​Shtoom - a RTP/SIP VoIP phone.
• ​Hep - Message routing super-server.
• ​Khashmir - distributed hash table.
• ​Bannerfish - banner ad server.
• ​apt-proxy2 - caching proxy for Debian apt-get clients.
• ​CVSToys - CVS change notification via email, IRC and HTTP.
• ​DocmaServer - batch processing server that does Word <-> XML conversion.
• ​pyvncviewer - a simple VNC viewer implemented in Python.
• ​BuildBot - a distributed building/testing framework.
• ​PythonDirector - load balancing for web servers.
• ​Various libraries - pcap, SNMP integration, RSS to NNTP gateway, and other programs.
• ​Upstage - a "cyberperformance" chat system.
• ​Freevo - open-source home theatre and PVR PC platform.
• ​CIA Bot - notification system, used by many projects for source code checkin notification.
• ​SFTPGateway - SFTP to FTP gateway, allowing secure access to FTP servers.
• ​Informant - GNOME Panel applet for event notification.
• ​TouRSSt - RSS delivery system.
• ​Pynfo - extendable multi-function IRC bot.
• ​PETMail - permission based anti-spam replacement for SMTP.
• ​Crow's Nest - collect log information from various sources and to apply some filter to them in a very modular way.
• ​Trash - a web pastebin application.
• ​MaxJax - a solution for real-time web based control of any open sound control enabled sound synthesis engine.
• ​svs - a framework for supporting collaborative projects that combine coding with other media.
• ​msn-gateway - an msn messenger gateway for mobile phones using email and web access.
• ​Solipsis - a pure peer-to-peer system for a massively shared virtual world.
• ​Howie the Chatterbot - a conversational AI.
• ​Pgkbot - a bot for monitoring mediawiki changes.
• ​NXLucene - a standalone multi-threaded Lucene-based text indexing server.
• ​WinDictator - Dictate in the MS Windows OS, have the text typed in Linux via X faked keystroke events.
• ​Palaver - multi-user chat for Jabber.
• ​Zenoss - open source network/systems monitoring and management

Games

• ​OGC - MUD client.
• ​Go Siege - multiplayer Go game.
• ​Beyond 2 - high level framework for assembling, animating, and interacting with 3D virtual environments.
• ​InnerSpace - a pseudo-MUD engine.
• ​GalaxyMage - a cross-platform, open-source tactical RPG with online multiplayer play.
• ​OpenRTS - an open source real-time strategy game with multiplayer and scenario games.
• ​PyScrabble - an online, multiplayer Scrabble game.
• ​Poker3d - a 3d poker game server and client.
• ​Buyasta - a MUD engine.
• ​London Law - an online multiplayer adaptation of the classic Scotland Yard board game.
• ​Castle Combat - a multiplayer game designed after the arcade game "Rampart"

Research Projects

• ​Tycoon @ HP Labs is a market-based system for managing compute resources in distributed clusters.
• ​Dharma @ UPenn: Distributed Home Agent for Robust Mobile Access.
• ​PySense @ MIT is an open source python library devoted to first person sensing for robots and wearables.
• ​pyGridWare @ Lawrence Berkeley National Labs is a Python implementation of the WS-Resource framework. It includes support for WS-Addressing, WS-Notification, WS-Lifetime management, and WS-Security.

Got a successful project you'd like added to this page? Mail a brief description and an URL (if appropriate) to the ​twisted mailing list!