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 Jost by Jucetice is a Virtual Instrument Audio Plugin and an Audio Plugin Host for Linux. It functions as a DSSI Plugin and a LADSPA Plugin. It can host VST Plugins, DSSI Plugins and LADSPA Plugins.
Product Jost
Developer Jucetice
Price (MSRP) Free
Type / Tags
Plug-in, App & Soundware Format(s)
Can Host
Can Host
Operating System Availability
Download Released
 0.5.4  Downloads Released
Miscellaneous Information
Copy ProtectionNone

Jost is an open source multi-technology (native VST, LADSPA, DSSI) host for Linux. It will mainly host a chain of plugins per instance, publishing Jack and ALSA_seq ports in order to be connected in your main stream flow.


  • Load VST / LADSPA / DSSI plugins: effects, MIDI effects and synthesizers.
  • Audio routing to / from jack.
  • Routable plugins MIDI and audio I/O (like in your studio).
  • Global mixer with one channel strip for each plugin and mute-bypass buttons.
  • Single track MIDI sequencer with recording.
  • Multiple independent MIDI input/outputs from/to alsa_seq.
  • Internal disk browser with bookmarks support.
  • Support for GUI plugins.
  • Session state load / save.
  • Colour scheme support.
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