VCV rack plugins
Here are the plugins manuals and video tutorials
The drums, mixers and sequencers share the same pdf file.
An other pdf contain the spectral processor's manual.
Of course more of these will come for all plugins.
Detour VPS synthesizer MANUAL
Here is a video tutorial from
about the synth and modulations modules: Twin Quartet (quad LFO), Amplitude (VCA, inverter, attenuator, mixer) , Relief (Complex envelope) and Timbre (VCF).
Here is a tutorial video about the spectral processor made by
He explains the main features of this pretty complex module: even and odd sound paths, morphing, envelope followers, Xfer,...
This video From Omri Cohen explore some nice patching Ideas for the spectral processor.