Last Updated on February 27, 2026
Helio is a music sequencer for desktop and mobile platforms.
Helio aims to be a modern music creation software, featuring linear-based/pattern-based sequencer with clean UI, integrated version control, microtonal temperaments support, small portable builds and more; mainly targeted at hobbyist composers, game developers and indie artists.
This is free and open source software.
Website: github.com/helio-fm/helio-sequencer
Support:
Developer: helio.fm
License: GNU General Public License v3.0

Helio is written in C++. Learn C++ with our recommended free books and free tutorials.
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Read our verdict in the software roundup.
Explore our comprehensive directory of recommended free and open source software. Our carefully curated collection spans every major software category.This directory is part of our ongoing series of informative articles for Linux enthusiasts. It features hundreds of detailed reviews, along with open source alternatives to proprietary solutions from major corporations such as Google, Microsoft, Apple, Adobe, IBM, Cisco, Oracle, and Autodesk. You’ll also find interesting projects to try, hardware coverage, free programming books and tutorials, and much more. Discovered a useful open source Linux program that we haven’t covered yet? Let us know by completing this form. |

