Virtual Router - Free Software as Wifi Hot Spot for Windows 8 and Windows 7

(Update:
Windows 10 default feature:
Use your PC as a mobile hotspot)


Virtual Router is a free, open source software based router for PCs running Windows 8, Windows 7. You can wirelessly share any internet connection (Wifi, LAN, Cable Modem, Dial-up, Cellular, etc.) with any Wifi device (Laptop, Smart Phone, Netbook, etc.) These devices connect to Virtual Router just like any other access point, using WPA2.

Virtual Router download link.