Red Stripe is a tool to help people with a red-green color blindness differentiate colors. Move the filter window over something on screen to add continuous stripes on reds and dashed stripes on greens. The window is totally transparent, to colors as well as to your mouse pointer. You can at all times click through the filter window to reach apps and windows that are below it.
v3.0
Red Stripe 3 adds an option for blue stripes to help with blue-yellow color blindness (tritanopia).
Also new are three color alteration filters to change the hue, invert the luminance, and make colors more vibrant.
