What would be better than to directly run software on your Windows pc without any manual windows installation process, well here is a software, named Zero Install let you to run software without installing.
Zero Install is a decentralized cross-platform software that allows software developers to publish their programs directly from their own sites, so that users can directly used central repositories such as shared libraries, automatic updates and digital signatures without any user involation.
Run Software without Installing
Using 0install program, you can run several popular programs such as- VLC Media Player, Notepad++, NetBeans, FileZilla etc by just click on Run Button, first time when you running any app Zero Install downloads apps library packages and run it as soon as it completes. By clicking on Plus button you can add software to My Applications list.
Download :- 
Run Software without Installing