Bitly - Get the most out of your social and online marketing efforts. Own, understand and activate your best audience through the power of the link with Bitly Enterprise.
itch.io - An online game marketplace and community.
Rebrandly - Rebrandly is the easiest way to create, share and manage branded links.
GOG.com - DRM-free game store, selling both new and old titles. No clients required.
Shorten.REST - A URL shortener API you can depend on
GnuPlot - Gnuplot is a portable command-line driven interactive data and function plotting utility.