Gaikai - Gaikai is a company which provides technology for the streaming of high-end video games.
itch.io - An online game marketplace and community.
StreamMyGame - With close proximities to OnLive, StreamMyGame doesn’t work like it, but it allows users to play whether Windows-based games they have on their systems from anywhere in the world on their Windows as well as on Linux system.
GOG.com - DRM-free game store, selling both new and old titles. No clients required.
Gamefly - Leasing computer games used to be a foundation of computer game society.
GnuPlot - Gnuplot is a portable command-line driven interactive data and function plotting utility.