Free Download Venn Audio Viper v1.6.1 | 4.4 Mb Viper is a simple plugin for overlaying visual cues onto your video to cue your actor or Foley artist. If you are still cuing actors with beeps or using out-of-date software to overlay wipes, please consider Viper to improve your workflow. Viper is a tool for ADR and Foley recordists working to picture. It is a simple plugin for overlaying visual cues onto your video to cue your actor or Foley artist. Like other 'streamers' software, it is triggered by midi notes in your DAW, but it sits in your template, ready to go when you start your session.