Great Downloader easy to use can convert into multiple file formats. Fast and impressive
MP3box - Are you fond of music and want to improve your online music listening experience?
Video DownloadHelper - Browser extension to download videos from the Web
SciLor's Grooveshark Downloader - SciLor's grooveshark(tm).com Downloader, a tool that allows you to download any song you like directly from the excelent grooveshark(tm) online music service.
youtube-dl-gui - A cross platform front-end GUI of the popular youtube-dl written in wxPython.
Mp3Bear - Mp3Bear is an Mp3 music search engine that locates the mp3 files all over the net.
Youtube Video and Audio Downloader - Download YouTube videos in all available formats and extract the original audio files.