lazpaint.github.io
LazPaint is an image editor with a hybrid single-window or multi-window interface and a main drawing canvas. It offers drawing tools such as brush/pen, eraser and fill, plus selection tools, layers, transformations, color adjustments, filters and effects. Builds are listed for Windows, Linux, Linux ARM, UNIX, macOS and a Qt5 variant; panels can be floated, and a dark theme is available.