Ekiga

Ekiga (formely known as GnomeMeeting) is an open source SoftPhone, Video Conferencing and Instant Messenger application over the Internet. It supports HD sound quality and video up to DVD size and qua...
Language(s): C, C++
Operating system(s): Unix, Linux, Windows
License: GNU General Public License

Emacspeak

Emacspeak is a speech interface that allows visually impaired users to interact independently and efficiently with the computer. Audio formatting --a technique pioneered by AsTeR-- and full support fo...
Language(s): C, Emacs Lisp, Tcl
Operating system(s): Linux, Mac OS, Unix, Windows
License: GNU General Public License

Eye of GNOME

Eye of GNOME is the official image viewer for the GNOME desktop environment, where it is also known as Image Viewer. Eye of GNOME provides basic effects for improved viewing, such as zooming, full-scr...
Language(s): C
Operating system(s): Unix, Linuxe, Mac OS
License: GNU General Public License

Festival Speech Synthesis System

Festival offers a general framework for building speech synthesis systems as well as including examples of various modules. As a whole it offers full text to speech through a number APIs: from shell l...
Language(s): C++
Operating system(s): Linux, Mac OS, Unix, Windows
License: MIT License

Flex

Flex is a free and open-source software alternative to lex. It is a computer program that generates lexical analyzers (also known as "scanners" or "lexers"). It is frequently used as the lex implement...
Language(s): C and C++
Operating system(s): Unix, Linux
License: BSD license