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NOTE: For bindings and 3rd-party wrappers, please check the dedicated page.

Software

To be included in this list, the related piece of software needs to be Open Source (so that users can study its use of Expat) and notable, e.g. be packaged in multiple (unrelated) distributions of GNU/Linux.

0-9
- 4store
A
- AbiWord — efficient, featureful word processor with collaboration
- ACOVEA
- Advanced Strategic Command (asc)
- AdvanceMAME
- afflib
- Aleph One
- AmphetaDesk
- Android / core-libart
- Android Asset Packaging Tool (aapt)
- Android Asset Packaging Tool (aapt2)
- Android Studio
- Apache httpd / mod_dav (prior to 2.0.12)
- Apache httpd tools
- Apache OpenOffice
- Apache Portable Runtime (apr-util)
- Apache Subversion
- Arabica — XML and HTML processing toolkit
- aria2
- asdcplib — AS-DCP and AS-02 File Access Library
- Astropy
- Attract Mode — graphical front-end for command line emulators
- Audacity
- Avahi
- ayttm (through libxode) — universal instant messaging client
B
- Battle Tanks
- biboumi — XMPP to IRC gateway
- Bist — chemical drawing tool
- boinctui — Fullscreen text mode manager for Boinc client
- BRLTTY — background process providing access to the Linux/Unix console for a blind person using a refreshable braille display
C
- CableSwig
- cadaver (through neon) — command-line WebDAV client for Unix
- cairo tool xml-to-trace (not cairo itself)
- Calf Studio Gear
- captagent — HOMER SIP capture agent
- CDuce — programming language adapted to the manipulation of XML data
- CEGUI
- CenterIM
- Ceph / librgw — Ceph RADOS Gateway client library
- Chromium / libjingle_xmpp / xmllite
- Citadel — groupware server
- clamz — command-line program to download MP3s from Amazon
- claws-mail-feeds-reader — feeds (RSS/Atom) reader plugin for Claws Mail
- CMake
- cobex
- CODA — Common Data Access toolset
- Coin3D
- Comet MS/MS search engine — Tandem mass spectrometry (MS/MS) search engine
- C-Pluff — Plug-in framework for C
- CSVfix
- Cubrid — relational database management system for Web Applications
- CURL example code (not CURL itself)
D
- DACS (Distributed access control) — single sign-on and rule-based access control system
- Dasher — graphical predictive text input system
- D-Bus (dbus) — message bus system
- dbus-broker
- DFXML / tcpflow — Digital Forensics XML project and library
- digiKam
- discover — hardware identification system
- Dovecot SOLR plug-in
- DRadio — Danmarks Radio netradio, podcast, and TV player
- drumgizmo — audio sampler plugin and stand-alone app that simulates a real drum kit
E
- EasySoap++
- eegdev — biosignal acquisition device library
- ejabberd / erlang-p1-xml / fast_xml — XML utilities for Erlang
- EKG2
- Electron
- ELinks
- EMBOSS
- ExactImage
- Exempi
- Exiv2
- ezQuake — modern QuakeWorld client focused on competitive online play
F
- Far-NetBox — SFTP/SCP/FTP/FTPS/WebDAV client for Far Manager
- FBReader
- FlightGear — Flight Gear Flight Simulator
- Firefox
- Fontconfig
- frag_find — hash-based carver tool
- fre:ac CDK / BoCA — Free audio converter and CD ripper
G
- GANGI — General Atomistic Modelling Graphic Interface
- Ganglia
- gawkextlib (gawk-xml) — extension libraries for GNU AWK
- GCDM / gdcmexpat — Grassroots DICOM library
- GDAL
- GDB
- gdigi — utility to control DigiTech effect pedals
- Geant 4
- GenomeTools — versatile genome analysis toolkit
- Gerbera — UPnP media server
- gettext
- Ghostscript/GhostPDL — Postscript and PDF interpreter and rendering engine
- GIFTI / libgiftiio — Geometry format under the Neuroimaging Informatics Technology Initiative (NIfTI)
- Git
- Gnash
- GNU Gatekeeper — OpenH323 Gatekeeper (IP telephony (VOIP), video conferencing)
- GNU Image-Finding Tool (gift/gnuift) — index and search images by content
- Godot
- Goggles Music Manager
- Google Earth Enterprise / libsgl
- Gpick — advanced GTK+ color picker
- GPSBabel
- gpx2shp — convert GPS or GPX file to ESRI Shape file
- graph-tool
- Graphviz
- Grive2
- GXMame
H
- HHVM — HipHop Virtual Machine, a JIT replacement for PHP
- HTCondor — distributed workload management system
I
- Ice
- IFrIT (Ionization FRont Interactive Tool) — powerful tool for visualizing 3-dimensional data sets
- Insight Toolkit (ITK) — suite of software tools for image analysis
- ion — NASA implementation of Delay-Tolerant Networking (DTN)
- Ipsumdump
J
- jabberd2
- JabberWerxC — C API for XMPP connectivity by Cisco Systems
- JACK Audio Connection Kit
- jggtrans — Jabber to GaduGadu gateway ("transport")
- Joe's Window Manager (JWM)
K
- K-3D
- Kamailio XMPP gateway
- Kodi
- Kodi inputstream.adaptive — Kodi inputstream addon for several manifest types
- KomodoEdit
- Kopete
L
- ladish — session management system for JACK applications
- LFTP
- libarchive
- libcmml — handling of documents written in CMML (Continuous Media Markup Language)
- libcutl
- LibDOM / NetSurf
- libfixc — fix<->fixml<->memory converter
- libgadu
- libisds — Czech Data Boxes access library
- libkml
- liblcf — Library to handle RPG Maker 2000/2003 and EasyRPG projects
- libmesode
- libmetalink
- libnih / nih-dbus-tool
- libnpupnp — C++ interface for upmpdcli and upplay
- LibOFA
- libopkele — OpenID support library in C++
- libosmium — C++ framework for working with OSM data files
- libprotobuf-mutator
- LibreOffice
- libstrophe
- libsolv / libzypp
- libsynthesis — library for SyncML-DS (SyncML Data Sync) clients
- libupnpp — wraps libupnp for use by upmpdcli and upplay
- libvips — image processing library
- libwbxml
- libwmf
- libwww
- libxode — DOM wrapper around Expat
- libxspf
- Liquid War 6
- litmus
- log4c — C library for flexible logging
- lsp-plugins (prior to version 1.1.11) — sound processing effect plug-ins
- lwpr — Locally Weighted Projection Regression (LWPR)
M
- Magics++ / libmagplus — latest generation of the ECMWF's Meteorological plotting software MAGICS
- MakeMKV
- MAME — multi-purpose emulation framework
- mamory
- MapServer
- matchbox-keyboard — on-screen 'virtual' or 'software' keyboard, designed for touch-screen devices running X
- matchbox-window-manager — window manager for resource-limited systems
- matchbox-window-manager 2 — window manager for resource-limited systems
- Matanza — real time telnet ASCII multiplayer game
- matita — interactive theorem prover
- MediaTomb
- Memphis
- Mesa 3D Graphics Library / libgbm
- MIRA
- mod_auth_openid — OpenID authentication module for Apache2
- mod_dav
- Modelica ExternData
- mstoolkit — libraries for manipulating mass spectrometry data
- Music Player Daemon (MPD) — Server-side application for playing music
- mu-conference / jabber-muc
N
- neon
- nginx-dav-ext-module
- nrss — ncurses-based RSS reader
- NuSMV
- NXLog Community Edition
O
- OGDI
- openam — H.323 answering machine
- OpenCOLLADA
- OpenColorIO — color management framework
- OpenSIPS (modules jabber and xmpp) — very fast and configurable SIP server
- OpenVanilla (prior to version 0.7.1)
- ophcrack — Microsoft Windows password cracker using rainbow tables
- osm2pgrouting — Tool to import OpenStreetMap data into a pgRouting database
- Osm2pgsql
P
- ParaGUI — cross-platform widgetset for SDL
- ParaView
- PHP — The PHP Interpreter
- POCO
- Poedit
- polkit
- Prosody — XMPP instant messaging server
- ptlib (Portable Tools Library)
- PyPy
- Python
- pyxml
Q
- QGIS
- QtWebEngine
R
- Raptor RDF Syntax Library (prior to version 2.0.7)
- RATS
- RawTherapee
- readosm
- Redland RDF Library
- rfdump — tool to decode RFID tag data
- RNV
S
- s3backer
- Sablotron
- sblg
- scidb — chess database application
- Scorched3D
- SDLmame
- SeaMonkey
- simgear
- sitecopy (through neon) — program for managing a WWW site via FTP, SFTP, DAV or HTTP
- Skia Graphics Library
- Slic3r — 3D printing toolbox
- Soulseek
- spatialite-tools
- Speed Dreams (uses modified Expat fork "txml")
- Sphinx
- Squid
- StarDict
- Stargazer
- Swift XMPP Client — XMPP client and XMPP library
- Swish-e — system for indexing collections of Web pages or other files
T
- Tandem — mass spectrometry software for protein identification
- TECkit
- thin-provisioning-tools
- Thunderbird
- Tivoli Storage Manager
- TORCS (uses modified Expat fork "txml")
- TortoiseSVN — Subversion client, implemented as a Windows shell extension
- TQSL — ARRL Logbook of the World
- Trusted QSL — QSL log signing for the Logbook of the World (LoTW)
U
- UDUNITS
- uim
- ulxmlrpcpp — xml-rpc lib for C++
- Unbound
- urfkill — wireless killswitch management daemon for laptops
- uterus — universal tick encoder library
- uWSGI
V
- vdr-rssreader
- Viking
- VirtualBox
- VMD
- VOMS — Virtual Organization Membership Service
- VOTCA
- vstgui
- Virtuoso Open-Source Edition — high-performance object-relational SQL database
- VTK
W
- Wayland
- WebKit / libwebrtc (prior to this commit)
- white_dune — graphical VRML97/X3D viewer, editor, 3D modeller and animation tool
- WinMerge 2
- WinSCP
- WinSparkle
- wvWare / libwv — library which allows access to Microsoft Word files
- wxWidgets
- wxSVG
X
- xkbd
- XML Copy Editor — fast, free, validating XML editor
- xmlppm — XML data compression program
- xmlrpc-c — library for writing an XML-RPC server or client in C/C++
- xmlrpc-epi
- XMP-Toolkit-SDK — Adobe's toolkit offering XMP functionality for appliations
- xmp3 — XMPP Proxy, small Extensible XMPP Server
- XPilot NG — Multi-player tactical game for X (NG version)
- XLSX I/O — library for reading and writing .xlsx files
Y
- Ymagine
Z
- Zebra / idzebra
- ZeroC Ice

Software using Expat

Software

Hardware