drumkv1 (JACK/LV2 drum machine) drumkv1 is an old-school all-digital drum-kit sampler synthesizer with stereo fx. It runs either as a standalone JACK application or an LV2 instrument plugin. Optional dependencies (autodetected): lv2 - required to build drumkv1's LV2 instrument plugins. liblo - required for OSC (Open Sound Control) support. This package uses POSIX filesystem capabilities to execute with elevated privileges (required for realtime audio processing). This may be considered a security/stability risk. Please read http://www.slackbuilds.org/caps/ for more information. To disable capabilities, pass SETCAP=no to the script.