GIMP 3.0 has been more than one decade in the making as the port from GTK2 to GTK3, also transitioning away from Python 2 to Python 3 support, and a wealth of other improvements from the UI to lower down into enhancing this open-source Photoshop alternative.
The GIMP project announced on X/Twitter today that they have entered the string freeze for this much anticipated release.
…and new font handling, several layer features - including tools working on multiple layers, new and improved tools, wayland support, widows Ink support, new plugin architecture, dynamic guides, improved file handling (formats, bigger files, etc), I think some gesture stuff as well? The non destructive editing is implemented for some things, not others (e.g. if adding a shadow to text and changing the text, the shadow will change too). I probably forgot some stuff…