Speex

Record, playback audio in web page using simple GUI, upload your recording to web server using HTTP POST. voice compression for bitrates as low as 5 kbps. Appearance can be customized. Controllable by Applet parameters or by JavaScript.

Audio Identifier is a FREE audio inspector. You can browse through your audio collection with it and it will show you useful information, like average bitrate, used encoder and settings, guessed quality etc.

Ease Audio Converter is a powerful audio converter which can convert audio formats MP3, WAV, WMA, OGG, AAC, MP4,APE,FLAC ,WavePack,MPC,SPX(Speex),TTA,OptimFROG and AC3,from one to another. Such as converting MP3 to WAV and OGG, WAV to MP3 and WMA.

Rapid Mp3 (ID3v1, ID3v2) and Ogg/Speex/Flac Vorbis tags editing and file renaming functions. Mass Tag editing is done using special variables and Regular Expressions. Import from TXT, XML, FreeDB. Undo and preview for all changes. Verify and create S

VoIPerized is a so called VoIP (Voice over IP) program. VoIPerized enables you to make free audio calls to other people who also run VoIPerized. By using the open source Speex audio codec the audio quality is far higher than any normal telephone call

Free VOIP / SIP phone. Use your PC as a phone. Works with any SIP/ VOIP provider/ phone service. Easy to use interface to transfer, forward calls or set-up conference calls. Free download from http://www.3cx.com