The latest release of GIMP addresses several performance (especially aimed at slower hardware) and security issues. In addition: Early support for CIE xyY colorspaces MacOS improvements: fixing visual artefacts in the UI and better support for some non-Wacom tablets. More accurate calculation of transparent colors. And more, check out the release log!
from BlenderNation https://www.blendernation.com/2018/11/10/gimp-2-10-8-released/