Free Open Source Editors Software

TuxGuitar is a multitrack guitar tablature editor and player written in Java-SWT, It can open GuitarPro, PowerTab and TablEdit files.

SoX is the Swiss Army Knife of sound processing utilities. It can convert audio files to other popular audio file types and also apply sound effects and filters during the conversion.

Kid3 audio tag editor can edit the tags of MP3, Ogg, FLAC, MPC & WMA files in an efficient way, convert between ID3v1 and ID3v2, set the tags of multiple files, generate tags from file names or vice versa and import from freedb, MusicBrainz and Disco

Hydrogen is an advanced drum machine for GNU/Linux, Windows and Mac OS X. It's main goal is to bring professional yet simple and intuitive pattern-based drum programming.

Editors for the BOSS GT-1, 3, 5, 6, 8, Pro, 10, 100, 001 Guitar Multi-Effects Processors, and the BOSS GT-1B,6B,10B Bass Multi-Effects Processors. And for the Katana Amplifier. This software can edit patches via midi on the BOSS Multi-Effects/Amp Processor.

mp3splt is a free utility to split mp3, ogg vorbis and FLAC files without decoding, selecting begin/end time; if file is an album, you can get splitpoints automatically from internet or a local cue, cddb file. It also splits Mp3Wrap and AlbumWrap archives. Supports splitting and trimming by silence detection. For mp3 files, both ID3v1 and ID3v2 are supported using original tags or user defined tags.

Aria Maestosa is a midi sequencer/editor. It lets you compose, edit and play midi files with a few clicks in a user-friendly interface offering score, keyboard, guitar, drum and controller views. Git repository: https://github.com/ariamaestosa/ariamaestosa

Finds problems in MP3 files and helps the user to fix many of them using included tools. Looks at both the audio part (VBR info, quality, normalization) and the tags containing track information (ID3.) Also includes a tag editor and a file renamer.

WaveShop is an audio editor for Windows XP/Vista/7/8. Unlike many similar apps, WaveShop is bit-perfect, meaning samples aren't altered unless they need to be. Editing a portion of an audio file only affects that portion; the rest of the file is untouched. Blocks of audio can be cut and pasted without changing their contents at all. This is especially useful for patching a finished master without corrupting its dither.

Frescobaldi is a free and open source LilyPond sheet music text editor. Designed to be powerful yet lightweight and easy-to-use, Frescobaldi offers great functionality and a host of useful features such as music view with advanced two-way Point & Click, Midi capturing to enter music, a Snippet Manager and many more. Frescobaldi is named after Girolamo Frescobaldi (1583-1643), an Italian composer of keyboard music in the late Renaissance and early Baroque period.

orDrumbox is a free drum machine software, pattern oriented designed to be as creative as possible with unusual features : auto-composition, polyrhythms, arpeggiator, automatic sounds/track matching , custom softsynths, lowfi rendering, audio filters, midi .

EasyABC allows the user to create, edit, view, play, convert music written in the ABC music notation language. The program was written in Python 2.7 and WxPython by Nils Liberg and runs on Windows, OSX, and Linux. Nils Liberg is no longer supporting this open source package, however I have volunteered to continue its support and development.

Overtone is an open-source audio environment designed to explore new musical ideas from synthesis and sampling to instrument building, live coding and collaborative jamming. We combine the powerful SuperCollider audio engine, with Clojure, a state-of-the-art lisp, to create an intoxicating interactive sonic experience. Synchronize your visuals and noise with ease. Overtone features seamless integration with both Quil, a Clojure front-end to Processing and ShaderTone, a Clojure version of ShaderToy an OpenGL glsl shader programming environment. Overtone has been designed and engineered for live coding. Our lisp heritage means that synthesizers, effects, analyzers and musical generators can be programmed and modified live in real-time whilst the sound keeps on blasting out. Overtone is more than just software, it's also a growing community.

Fast batch audio processor for automatic loudness adjustment and audio files splitting. The software automatically normalizes a batch of files to a given RMS volume, and can split tracks in several ones by detecting low level ("noise") chunks. It embeds : - a multi-band limiter, - an Automatic Gain Control, - an automated 10 bands equalizer, - a classic 3 bands semi-parametric equalizer, - a noise gate, - a trimming function, - user preset management. Portable version needs VC 2015 RunTime to be installed https://www.microsoft.com/fr-fr/download/details.aspx?id=48145 You use LASTAR for your mobile music library ? Try now the new Android player with its real-time embedded algorithm ! https://play.google.com/store/apps/details?id=com.arthelion.loudplayer&hl=fr

A crossplatform music editor for creating Commodore 64 music. Uses reSID library by Dag Lem and supports alternatively HardSID & CatWeasel devices.

Audacity is no longer at SourceForge. Audacity can be downloaded via AudacityTeam website instead: http://www.audacityteam.org/download/ Audacity is a free, easy-to-use, multi-track audio editor and recorder for Windows, Mac OS X, GNU/Linux and other operating systems. Audacity is free software, developed by a group of volunteers and distributed under the GNU General Public License (GPL). Programs like Audacity are also called open source software, because their source code is available for anyone to study or use. There are thousands of other free and open source programs, including the Firefox web browser, the LibreOffice or Apache OpenOffice office suites and entire Linux-based operating systems such as Ubuntu

Frinika is a free, complete music workstation software for Linux, Windows, Mac OSX and other operating systems running Java. It features sequencer, soft-synths, realtime effects and audio recording.

A Java application that can fix/repair playlists by searching a media library for lost, missing, & renamed files. Supports absolute & relative references, UTF-8, UNC paths, and URLs. Removes duplicates, sorts and randomizes lists, and much more!

Speedy MIDI is an editor designed for choirs and singers to quickly generate MIDI files for rehearsal.

A featureful SID-music creation tool (tracker) for the Commodore 64. It includes many advanced effects and tools like keyboard-tracking, tempo-programs/funktempo, gateoff-table-pointers, filter-shift, SID-export, executable-export, MIDI/XM conversion and MIDI-input hardware, etc., etc. NOTE: I left SourceForge for reasons not ethical to mention here. You can find me and my further work at these locations: http://hermit.sidrip.com http://csdb.dk/scener/?id=18806 https://github.com/hermitsoft/

PlayerPro is a music composer and sound editor ( SoundTracker ) for MOD S3M XM IT UMX . Uses XI, Quicktime or SoundFonts. Currently runs on MacOS and OSX; playback engines also available for Windows and BeOS. Upcoming version 6 will support ALSA (Linux).

HyperEngine-AV, Arboretum Systems' award winning video editing software is now free, complete with full source code. Users can capture, arrange, edit and process video, audio and text in a free-form, trackless document, to create movies and slide shows

A cross-platform patch editor for the E-MU Proteus 2000 sample-based synthesizer family. prodatum is free software.

MPC Maid ("MM") is a software editor for the Akai MPC 500, MPC 1000, and MPC 2500. It is Mac, PC, and Linux-compliant and makes the edition of MPC programs files easy. It also features a semi-automatic slicing tool to chop loops into slices.

Videoder is a tool that allows you to search for any video you want using a personalized search engine that combs through different streaming video services like YouTube, Vimeo, and others, so that you can then download them directly to your Android device.