Inkscape extension to add a page preview layer with a specific color. For Inkscape 1.x as well as for Inkscape 0.92. Newest version will be updated there: https://github.com/sonejostudios/InkscapePreviewLayer
Inkscape extension to add a page background layer with a specific color. For Inkscape 1.x as well as for Inkscape 0.92. Newest version will be updated there: https://github.com/sonejostudios/InkscapeBackgroundLayer