(ReaScript, Video Processor, JSFX)
improve context-sensitive function information in top line
show function list on right click in some IDEs (Ctrl+right click for watch behavior) ...
fix detached flags at certain zoom levels
add option to position dynamics below the staff by default
prevent copied phrases from spanning multiple tracks • ...
avoid flicker when using monitoring FX and repositioning edit cursor
improve behavior changing FX presets (restore scroll, reposition cursor)
improve edge case handling of various presets ...
add __denormal_likely() and __denormal_unlikely() optimization hint metafunctions
add new analysis effect gain_reduction_scope
avoid heap fragmentation when using PDC+pin mapper on multichannel tracks
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