How to Play .nsv Files on a Mac

Playing NSV (Nullsoft Streaming Video) files in OS X is actually quite easy. You just have to download and install MPlayer for OS X. For complete instructions, keep reading.

1. The installation is a snap – just drag MPlayer OSX from the .dmg into your Applications folder.
2. Double-click a .nsv file and click the Choose Application… button when the warning window appears


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3. Navigate to your Applications folder, select MPlayer OSX from the list, and click OK


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4. MPlayer for OS X will launch and you’ll be watching your .nsv video.