VLC Media Player - VLC is a free and open source cross-platform multimedia player and framework.
StoryMill - Developers and publishers of Mac, Win, and iOS productivity, home and office and writing software such as MacGourmet, Paperless and many more. Based in MN.
AIMP - AIMP : Free Audio Player : Официальный сайт программы
BlankPage - Stay motivated to write, and finish your story
foobar2000 - An advanced freeware audio player for the Windows platform.
Manuskript - Open-source tool for writers.