CodeGophers - Your personal army of programmers
Sim Daltonism - From the perspective of a color blind person, some colors are impossible to distinguish.
Text A Coder - Send a text, get a developer and project manager instantly
Coblis - If you are not suffering from a color vision deficiency it is very hard to imagine how it looks...
Snappa - The perfect graphic design tool for digital marketers.
Colorblind Web Page Filter - Enter a URL, and this tool will render it as someone with color blindness will see it.