MediaMonkey

• Manage 100,000+ music and video files without bogging down.
• Record CDs and download music, movies, and podcasts.
• Automatically lookup and intuitively tag Album Art and other metadata.
• Manage any audio / video genres: Rock, Classical, Audiobooks, Podcasts, Home movies, tv, etc.
• Play MP3s and other audio formats, and never again worry about varying volume.
• Create playlists and let Auto-DJ & Party Mode take care of your party.
• Sync most iPhones, iPods, & MP3 players, converting & leveling tracks on-the-fly.
• Share via DLNA and convert MP3s, M4A, OGG, FLAC, WMA, MP4, AVI, and WMV to support most devices. 

Source from http://www.mediamonkey.com

Winamp

• The way you listen, watch, manage, & sync your media
• New Winamp for Android™ with wireless desktop sync
• Move your iTunes library to Android with Winamp 

Source from http://www.winamp.com

J. River Media Center

JRiver Media Center is the premier audio solution. Whether you demand audiophile quality, or you want fast access to a half million files, no other software will perform like JRiver does.

Source from http://www.jriver.com/audio.html

RealPlayer Plus 16

• Burn HD videos to DVD and watch them on TV or Blu-ray
• Download web videos and transfer up to 100% faster
• Watch MKV, WebM & more with advanced PlayPack
• New! Music Cleaner to repair and organise your music 

Source from http://my.real.com/?mode=rp_plus

Blaze Media Pro

Powerhouse all-in-one converter, burner, audio and video editing software for all popular audio and video formats...and much more! Some of the formats supported by the software's audio editing and video editing include MP3, WAV, WMA, OGG, MPEG-4, AIFF, M4A, AAC, AC3, FLAC, ALAC, AVI, MPEG-1, MPEG-2, WMV, and more. 

Blaze Media Pro includes an audio and video converter, audio editing and video editing, video capture, audio recorder, data CD/DVD burner, audio CD burner, Video CD (VCD/SVCD) burner, audio CD copy, effects, media management, playlist, full-screen video support, and more all-in-one software application! 

Source from http://www.blazemp.com

ZenPoint DigitalCenter

ZenPoint DigitalCenter is an all in one media navigation and player, you can listen to your music, karaoke songs, music videos, online radios, see your favorite movies or enjoy all your photos in a nice slideshow.

Source from http://www.zenpoint.org