speex: Speex (an audio compression format designed for speech) speex: speex: Speex is an Open Source/Free Software patent-free audio compression speex: format designed for speech. The Speex Project aims to lower the speex: barrier of entry for voice applications by providing a free speex: alternative to expensive proprietary speech codecs. Moreover, Speex speex: is well-adapted to Internet applications and provides useful features speex: that are not present in most other codecs. Finally, Speex is part of speex: the GNU Project and is available under the revised BSD license. speex: speex: Homepage: http://www.speex.org/