MuseScore
Music notation program that offers a free alternative to professional programs such as Sibelius and Finale
Multimedia player for various audio and video formats as well as DVDs, VCDs, Quicktime, Real and various streaming protocols. VLC now has Chromecast support!
Legendary multimedia player that supports music playback using MP3, MIDI, MOD, MPEG-1 audio layers 1 and 2, AAC, M4A, FLAC, WAV, OGG, and WMA (beta release).
Televzr is a free media organizer, downloader and handy player for all Window versions that downloads videos from almost 700 video-hosting platforms to your computer.
Versatile media player which can cover various types of audio and (HD) video formats.
Free YouTube Downloader downloads online videos onto your hard drive if you want to view a video offline or convert it into a format that can be stored on a mobile device.
VirtualDJ is an MP3-based mixing station with two virtual turntables. By using VirtualDJ together with your controller, you will have advanced technology and perform great mixes.
PotPlayer is a fast and lightweight multimedia player that supports most popular audio and video formats and can be customized with more than 300 skins.