allow points to set time signature and/or metronome pattern without changing tempo
enable freehand draw (always snaps drawn points to beat, though)
fix actions to move points up/down, envelope control panel scroll • ...
fix full UTF-8 support in preset names
fix issues with non-latin characters in Windows username
fix VST and VLC path autodetection with non-latin characters ...
copy automation item mute state when duplicating regions •
always remove points from underlying envelope when creating automation items
monitor existing automation items when writing into an automation item ...
allow expanding the ruler to display multiple lanes
add actions to display regions, markers, tempo/time signature changes in lanes (or constrain to a single lane)
add option to display tempo and time signature changes in separate lanes, or hide them completely ...
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