Nexus Mods - The Nexus Sites are a large network of community driven websites that support the free and open...
itch.io - An online game marketplace and community.
Nexus Mods Vortex - Vortex is the new, modern mod manager from Nexus Mods.
GOG.com - DRM-free game store, selling both new and old titles. No clients required.
GTA5-Mods.com - Site dedicated to Grand Theft Auto V modifications and tools
GnuPlot - Gnuplot is a portable command-line driven interactive data and function plotting utility.