Musicians

MuseScore.org is cross-platform, multi-lingual, open-source music notation software that allows you to create, playback, and print sheet music. It features an easy-to-use WYSIWYG editor with audio score playback.

Tauon Music Box is a modern, streamlined music player app that's packed with features! An emphgasis on playlists and drag and drop importing puts you in control of your music library! Faded volume control, 24bit FLAC support and gapless playback provides the ultimate listening experience!

Freesound is a collaborative database of creative-commons licensed sound for musicians and sound lovers.

LMMS is a cross-platform software that allows you to create melodies and beats, synthesize and mix sounds, and arrange samples.

7-Zip is an open-source file archiver for compressing and uncompressing files. It has a high compression ratio, support for multiple files, strong AES-256 encryption, a file manager, and more.

Hetman Data Recovery Pack includes a complete set of data recovery tools to restore all kinds of information from all types of storage devices.

Ubuntu Studio is a computer operating system designed for people who work in the fields of audio, video, graphics design, photography, and desktop publishing.

Music Theory Web is a music education theory site full of interactive tutorials, exercises, articles, and references. Great for ear training.

PianoBooster is an open-source program that plays Standard Midi Files and allows you to play along with a musical accompaniment while learning the basics of reading musical notation.

O&O DeskInfo is a system information tool that displays all the relevant system information at a glance, right on your desktop. You can also customize the ad to see exactly what you are interested in.

Freemake Audio Converter converts music files between 50+ audio file formats, including MP3, WMA, WAV, M4A, AAC, FLAC, and more.

Serato DJ Intro combines digital music files with two deck mixing using traditional DJ controls - scratch, nudge, bend, and EQ.