4.3 is shaping up to be a big one with lost of new fixes and features in dev 4 including:
- AnimationMixer feature parity and other animation goodies.
- .NET code quality and usability improvements.
- UFBX as a built-in alternative to FBX2glTF.
- Huge improvement to pixel stability for pixel art games.
- Many rendering features and enhancements.
- Redesigned graph editor for Visual Shaders.
and much more.
One of the more exciting additions is some additional fixes for invalid/corrupt scenes, something many Godot users get quite frustrated with.
Read more back over at Godotengine.org