FLAC is an open source lossless audio codec, supports streaming, seeking and archival.

On-the-fly encoder for recording analog audio sources (i.e. line-in or microphone) directly to Ogg Vorbis/Wave/MP3, featuring auto-normalization and command line support.

Telos Systems is the leader in digital talk show systems and maker of the world-standard Zephyr ISDN codecs for radio and television broadcasters.

Axia Audio makes networked professional digital audio products for radio and television broadcast, production, sound-reinforcement and commecial audio applications. Axia offerings include routing switchers, mixing control surfaces, DSP engines, PC soundcard emulators, control software. All Axia products employ Livewire, a patent-pending technology which enables low-latency, multiple-channel uncompressed digital audio to be conveyed over standard Ethernet networks. Axia Audio is a division of Telos Systems in Cleveland Ohio USA.

Utility which reads data from MPEG audio files and creates text file reports displaying artist information, title, and other optional details. Can output to txt, rtf, and html formats with various sorting and grouping options.

Company that invented Spectral Band Replication (SBR) and combined it with MP3 (mp3PRO) and AAC (aacPlus or HE AAC).

Video image digital optimization and processing solutions. Archiving providers for audiovisual productions to reduce storage and transmission needs.

MAYCOM Audio Systems is developer and manufacturer of professional digital audio equipment.

Semafor Mediateknik AB

Acutron Electroacustica

An excellent guide for using EAC and LAME together to create high quality MP3s.

Multimedia library and player with AAC/MP4 support based on FAAD2.

Audio compression solutions for digital music, new media, and Internet streaming.

Free Windows audio tool that will play MP3s, WAVs, CDs, and features playing and recording of streaming MP3 broadcasts. Also contains an assortment of visual plugins and skins.

DirectShow filter suite with MPEG-4 video and multichannel AAC audio encoder based on FAAC as well as decoder, MP4 file format muxer and parser.