beast is the BEdevilled Audio SysTem. It is a music composition and
modular synthesis application released as free software under the
GNU GPL and GNU LGPL.
beast comes with various synthesis modules which can be arranged in
networks for modular synthesis. It is capable of monophonic and polyphonic
voice processing, provides MIDI sequencer functionality and supports
external sequencer sources. A huge set of extra modules is available through
the support for LADSPA (Linux Audio Developer's Simple Plugin API) plugins.
beast's underlying sound engine
BSE also comes with a scheme scripting
extension which allows for advanced non-interactive processing via
bsescm(1) and creation of additional GUI functionality for
beast.