.asf

File Type Advanced Systems Format File IconAdvanced Systems Format File
File Format Proprietary (Microsoft)
Usage Open manually
Rank ★ ★ ★  Common
Description

Media container format developed by Microsoft, primarily for streaming media; specifies the structure of the audio or video stream, but not the encoding method; can be compressed using a variety of video codecs.

ASF files often contain Windows Media Audio (.WMA) or Windows Media Video (.WMV) data.

Open With
Windows

IconMicrosoft Windows Media Player

IconNullsoft Winamp

IconCyberLink PowerProducer

macOS

IconVideoLAN VLC media player

IconShedWorx Smart Converter

IconAiseesoft Video Converter Ultimate for Mac

Unix

IconVideoLAN VLC media player

Updated 2007
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