WingNotes - The most productive way to take study notes
VLC Media Player - VLC is a free and open source cross-platform multimedia player and framework.
conotes.io - Generate PDFs in Cornell format within your browser
foobar2000 - An advanced freeware audio player for the Windows platform.
FlashTabs - Flashcards in your new tab screen
Winamp - Winamp is a media player that allows users to play multiple-file formats, arrange media in a varied file-management system, and play unique media with AAC encoding.