Virtual Router is a open-source WiFi hotspot software.

Create iPad or iPhone WiFi Hotspot to connect multiple laptops or mobile devices to share your iPhone/iPad's internet connection.

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

Baidu WiFi Hotspot is a virtual hotspot creator app.

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

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.