add support for assigning shortcuts to insert specific FX or FX chains
optionally show assigned shortcuts in the Add FX dialog (Options/Show in FX list)
fix bypass automation issues on plug-ins that use PDC • ...
add options for displaying CC lanes in arrange view: no lanes, first lane visible in MIDI editor, one combined lane, or multiple lanes
draw thinner arrange view notes/CC, lighter CC shading, avoid drawing overlapping PC/sysex
preserve notation data when exploding items by pitch or channel ...
highlight the track with horizontal move guides when moving media items
show move guides when dragging media into the project
add action to convert all project automation to automation items
delete selected automation items when deleting media items
split selected automation items when splitting media items
Notation editor: NEW in 5.20 - Compose and edit MIDI as musical notation, or view and edit recorded MIDI. Flexible mouse editing, key signatures, multiple clefs, dynamics, voices, lyrics, tuplets, articulation, ornaments, slurs, and more.
FX:VST3 support, sample-accurate automation for VST3 and JSFX, FX browser improvements.
ReaScript:API and scripting improvements, including a built-in development environment for creating and debugging scripts in Lua, EEL, or Python. Create anything from simple macros, to complex new functionality.
Control grouping:Flexible, automatable VCA control. Link groups of track controls together at any point in the signal flow.
Video:Many improvements to video support and performance, including real-time programmable track and item effect processing.
FX parameter automation:Full automation and MIDI/OSC learn support for per-take FX, improved FX envelope and modulation management via the Project Bay, increased automation recording speed.
New GUI layouts, Media Explorer improvements, metronome beat patterns, Opus support, MIDI note-off editing, new volume envelope modes, new actions and API functions, and many other fixes and improvements