Denemo!

MuseScore is a free music notation and composition software available for Linux, Windows and Mac.

Start making music today — right in your browser. We provide all the tools to get you started!

With TuxGuitar, you will be able to compose music using the following features

OpenMPT (short hand for Open ModPlug Tracker) is a popular tracker software for Windows. OpenMPT is completely free and allows you to create and play back some great music on your computer. Based on the original ModPlug Tracker written by Olivier Lapicque, OpenMPT is free software and supports a wide variety of module formats and offers an intuitive, native GUI as well as advanced features such as VST plugins and ASIO output.

Guitar Pro is first and foremost a program designed to edit tablatures for guitar, bass, and other fretted instruments from 4 to 8 strings.

Rosegarden is a well-rounded audio and MIDI sequencer, score editor, and general-purpose music composition and editing environment.

Sibelius is the world’s best-selling music notation software, trusted by top composers, publishers, and students alike. With Sibelius 7.5, you can express, accelerate, and promote your creativity in more ways than ever before, enabling you to deliver beautiful, professional scores faster and share audio and video versions of your work—with stunningly realistic musical phrasing—to make your talent stand out from the crowd. It’s the fastest, smartest, easiest way to write music for live performance, film and television, media entertainment, or in the classroom. »

Soundation Studio is the free online music making application that gives everyone the opportunity to make music on the internet. With instant access to music making tools like a loop library, virtual instruments, real time effects, automation, audio recording and editing. You can save, post to web or download your work. If you need more sounds there is an integrated sound shop that offers an array of high quality loops ready to be used directly in Soundation. There are paid accounts that offer access to the premium sound library and AudioLocker a desktop application that lets you import your own sounds into Soundation as well as store your personal sounds in your Soundation “cloud account”. »

Frescobaldi is a LilyPond sheet music text editor. It aims to be powerful, yet lightweight and easy to use. Frescobaldi is Free Software, freely available under the General Public License.

Podium is a modern digital audio workstation (DAW) for Windows. It supports recording and editing of audio and MIDI, and hosts VST instrument and effect plugins.

Anvil Studio is a free Windows 7/Vista/XP/2000/98 program designed for people who want to: -- record music with MIDI and Audio equipment, -- compose music for MIDI and Audio equipment, -- sequence music with MIDI equipment, or -- play with music using a computer and sound card.

Music21 is a Python-based toolkit for computer-aided musicology.Applications of this toolkit include computational musicology, music informations, musical example extraction and generation, music notation editing and scripting, and a wide variety of approaches to composition, both algorithmic and directly specified.

Impro-Visor (short for “Improvisation Advisor”) is a music notation program designed to help jazz musicians compose and hear solos similar to ones that might be improvised. The objective is to improve understanding of solo construction and tune chord changes. There are other, secondary, things it can do, such as improvise on its own. It has also been used for transcription. Because rhythm-section (e.g. piano, bass, drums) accompaniment is automatically generated from chords, Impro-Visor can be used as a play-along device. Now having a wider array of accompaniment styles, its use is not limited to jazz. »

ABCJ is a pure-Java editor, player and librarian for music files stored using Chris Walshaw's ABC notation.