Virtual Router is a open-source WiFi hotspot software.

Virtual Wifi Router Version 2 is a tool to create a virtual wi-fi access point.

Virtual Router Plus is an open source, free, and portable software based Windows hosted network to create virtual wifi hotspot on Windows computers.

PdaNet turns any android phone as Wireless Modem, USB Tether, Bluetooth DUN, Wireless Router.

mHotspot is a software for creating virtual wifi hotspots to share internet.

Baidu WiFi Hotspot is a virtual hotspot creator app.