Hydrogen is an

open source Open source is source code that is made freely available for possible modification and redistribution. Products include permission to use the source code, design documents, or content of the product. The open-source model is a decentralized sof ...

drum machine created by Alessandro Cominu, an

Italian Italian(s) may refer to: * Anything of, from, or related to the people of Italy over the centuries ** Italians, an ethnic group or simply a citizen of the Italian Republic or Italian Kingdom ** Italian language, a Romance language *** Regional Ita ...

programmer who goes by the pseudonym Comix. Its main goal is to provide professional yet simple and intuitive pattern-based drum programming. Hydrogen was originally developed for

Linux Linux ( or ) is a family of open-source Unix-like operating systems based on the Linux kernel, an operating system kernel first released on September 17, 1991, by Linus Torvalds. Linux is typically packaged as a Linux distribution, which ...

, and later ported to

Mac OS X macOS (; previously OS X and originally Mac OS X) is a Unix operating system developed and marketed by Apple Inc. since 2001. It is the primary operating system for Apple's Mac (computer), Mac computers. Within the market of ...

. Support for

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seemed to have been abandoned, since the last build dated to 2006 for 4 years. However, a Windows port exists since the 0.9.6 version, and it is now in

beta stage A software release life cycle is the sum of the stages of development and maturity for a piece of computer software ranging from its initial development to its eventual release, and including updated versions of the released version to help impro ...

. The

graphical user interface The GUI ( "UI" by itself is still usually pronounced . or ), graphical user interface, is a form of user interface that allows users to interact with electronic devices through graphical icons and audio indicator such as primary notation, inste ...

for the application uses Qt

library A library is a collection of materials, books or media that are accessible for use and not just for display purposes. A library provides physical (hard copies) or digital access (soft copies) materials, and may be a physical location or a vir ...

, and all code is released under GPL-2.0-or-later.

Features

These are some of the features of Hydrogen: * Pattern-based

sequencer Sequencer may refer to: Technology * Drum sequencer (controller), an electromechanical system for controlling a sequence of events automatically * DNA sequencer, a machine used to automatically produce a sequence readout from a biological DNA sam ...

, with unlimited number of patterns and ability to chain patterns into a song. * 192 ticks per whole note with individual level per event and variable pattern length. * Unlimited instrument tracks with volume, mute, solo, pan capabilities. * Multi-layer support for instruments (up to 16 samples for each instrument). * Sample Editor, with basic cut and loop functions. * Time-stretch and pitch functions. * Time-line with variable tempo. * Single and stacked pattern mode. * Ability to import/export song files. * Support for

LADSPA LADSPA is an acronym for Linux Audio Developer's Simple Plugin API. It is an application programming interface (API) standard for handling audio filters and audio signal processing effects, licensed under LGPL-2.1-or-later. It was originally de ...

effects. * Real-time slide control for swing. * Option to slightly randomize velocity, time, pitch and swing functions to give a more "human" playback. * Multiple patterns playing at once. * Various Drumkits available to download (Rock, Jazz, Electric, Percussions...), plus support to create a custom drumkit.

References

External links

* * * * Software drum machines Free audio editors Free music software Digital audio editors for Linux Free software programmed in C++ Audio editing software that uses Qt {{music-software-stub

Features

See also

References

External links