The Layer properties dialog now maintains its own undo stack , preventing accidental changes from disrupting the main project history.

A key highlight of 3.1.4 is the improved compatibility with macOS High Sierra , alongside a general reduction in GPU memory usage . This makes the software more accessible for users on older hardware or those working on complex, multi-layered projects.

Performance improvements were specifically applied to sketching with pixels , providing a more fluid, lag-free experience. Additionally, the update introduced better pixel brush shift constraints , allowing for more precise control when drawing straight lines or specific angles. Bug Fixes & Workflow Tweaks:

You can find the full technical breakdown and historical context on the Marmoset Hexels Version History page.