Programs, scripts, media players, media centers, codecs using OpenSubtitles.org API

Programs and scripts

​lm (list movies)	command-line, Python	Opensource
​PySubD	Python	Opensource
​SubsHub	C#	Opensource
​SubDownloader	Python	Opensource
​Oscar	Delphi	Opensource class
​Delphi Implementation for the OpenSubtitles API (Work in progress)	Delphi	Opensource
​OpenSubtitles Handler	C#	Opensource
​AHD Subtitles Maker Professional	C#	Opensource
​SolEol (Formerly ​HdP)	Realbasic	Source Available Upon Request
​MySE	Delphi	Opensource class
​FatRat Download Manager	C++	Opensource
​DreamLegendador	Realbasic	Opensource
​VrokSub	C#	???
​OpenSubtitles.org tools	Python	Opensource
​KDE download_opensubtitle	KDE Service menu, Python	Opensource
​GNOME download_opensubtitle	Gnome, Nautilus Script, Python	Opensource
​Subdl	command-line, Python	Opensource
​Subtitles Matcher Firefox extension	XUL	Opensource
​Subtitle Java Applet	Java	Opensource
​Subtitle Downloader Desktop Application	Java	Opensource
​XBOX - OpenSubtitles – XBMC video plugin	Python	Opensource
​Zasyzacz napisow (win extension)	C++	???
​Periscope	CLI, Nautilus integration, python module, Python	Opensource
​LocalMovieDB	Python	Opensource
​Undertext for Mac OS X	Ruby	Opensource
​Subtitle It	Ruby	Opensource
​SubiT	Python	Closedsource
​MovieJukebox	Java	Opensource
​FileBot	Java	Opensource
​OpenSubtitles OSD - XBMC, Plex...script	Python	Opensource
​SubtitleTools	C#	Opensource
​QNapi	C++	Opensource
​SubIt	Python	Opensource
​ElisaPluginSubtitles	C#	Opensource
​Easy Subtitles Synchronizer	.NET	Closedsource
​OpenSubtitlesSearch	C++	Opensource
​SubsMarine (Mac OSX)	Cocoa	Closedsource
​SubSeeker	C#	Closedsource
​Subtitles Wizard (Mac OSX)	Cocoa	Closedsource
​Subtitles finder (script for VLC)	Lua	Opensource
​Subs Downloader dreambox/enigma 2	Python	Opensource
​Vuze subtitle plugin	Java	Opensource
​SubsLauncher (Android)	(Android) Java	Closedsource
​ruby-osdb	Ruby	Opensource
​MightySubs	(Android) Java	Closedsource

Media Players, Media Centres and Codecs

​Open Subtitles MKV Player	Delphi	Closedsource
​Kantaris Media Player	C++	Opensource
​AllPlayer	Delphi	Closedsource
​Dzobias RAR Player	C++	Closedsource
​Media Player Classic	C++	Opensource
​Media Player Classic Home Cinema	C++	Opensource
​SMPlayer	C++	Opensource
​Plex	C++ Python	Closed and Opensource
​Boxee	C++	Opensource
​BS.Player	C++	Closedsource
​BESTplayer	Delphi	Closedsource
​FFDshow	C++	Closedsource

if you know other program, feel free to add it (log in as guest/guest).

There are much more apps using API, in the end of 2012 there is registered around 500 user-agents.