Beast for Linux is a music composition and modular synthesis application released as free software under the GNU GPL and GNU LGPL, which runs under UNIX. It supports a wide range of standards in the field, such as MIDI, WAV/AIFF/MP3/OggVorbis/etc audio files, and LADSPA modules. It has technical abilities like multitrack editing, unlimited undo/redo support, real-time synthesis support, 32bit audio rendering, full duplex support, multiprocessor support, conditional MMX/SSE utilization for plugins, precise timing down to sample granularity, on demand and partial loading of wave files, on the fly decoding, stereo mixing, FFT scopes, and MIDI automation.
Full Specifications
What's new in version 0.8.0
Version 0.8.0 has fixed printf format-security issues and adapted IDL types to other projects.