Dev tools · alternatives · 2026

24 alternatives to Helio

Open source music composition software

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. Helio launched in 2020; newer entries below may have overtaken it.

1. 1
   An attempt to rethink a music sequencer design▲305

   Libre music sequencer for desktop and mobile platforms - helio-fm/helio-sequencer

   2017 · github.com · its alternatives →

2. 2
   Helio Workstation▲5

   A modern music creation tool. Absolutely FREE.

   2017 · its alternatives →

3. 3
   Composer 2.5▲431

   Cursor’s most powerful model yet

   May 2026 · cursor.com · its alternatives →

4. 4
   Helio▲176

   Design successful products by revealing key user behaviors

   2017 · zurb.com · its alternatives →

5. 5
   Helios▲75

   Open-source monitoring tool for AWS serverless applications

   2021 · its alternatives →

6. 6
   Symphony▲132

   An open-source spec for Codex orchestration

   Apr 2026 · openai.com · its alternatives →

7. 7WD
   Wavepot – Digital audio workstation of the web▲625

   2014 · wavepot.com · its alternatives →

8. 8
   Orchestra 1.0▲195

   An open-source robotic process automation system 🚀

   2019 · orchestra.b12.io · its alternatives →

9. 9HA
   Handel – A procedural programming language for writing songs in browser▲187

   2021 · handel-pl.github.io · its alternatives →

10. 10
    Muzoti – Algorithmic Music with Web Audio/Midi and VueJS▲93

    2018 · muzoti.com · its alternatives →

11. 11
    TemPolor▲384

    AI-powered royalty-free music platform

    2024 · tempolor.com · its alternatives →

12. 12WA
    Warp, a Python based music-theory aware MIDI sequencer▲98

    2020 · warpseq.com · its alternatives →

13. 13
    Composing Studio▲80

    Online music editor with real-time collaboration

    2021 · composing.studio · its alternatives →

14. 14
    Helios▲66

    An extensible open-source mobile backend framework

    2014 · globalli.io · its alternatives →

15. 15
    OpenMic▲99

    Find music collaborators with curated matches

    2025 · getopenmic.co · its alternatives →

16. 16
    Lyria 3 Pro by Google Deepmind▲219

    Create longer AI music tracks with structure & control

    Mar 2026 · blog.google · its alternatives →

17. 17
    Moosic▲88

    Visualise your piano's symphony on the web

    2023 · its alternatives →

18. 18RO
    Reflio – Open-source affiliate program creator for SaaS▲135

    2022 · reflio.com · its alternatives →

19. 19AS
    A singing synthesizer for the browser with automatic 3-part harmony▲208

    2024 · pbat.ch · its alternatives →

20. 20
    Yume▲193

    An interactive, ethereal song in your browser

    2015 · unseen-music.com · its alternatives →

21. 21
    Composing Studio – An online, collaborative editor for music notation▲113

    Collaborative music composition for everyone. Contribute to ekzhang/composing.studio development by creating an account on GitHub.

    2021 · github.com · its alternatives →

22. 22
    Octave▲191

    A free library of UI sounds for your apps

    2014 · raisedbeaches.com · its alternatives →

23. 23WB
    Web Based Music Composition▲23

    2017 · wetracker.xyz · its alternatives →

24. 24
    Cloud Composer, by Google▲118

    A fully managed workflow orchestration service

    2018 · cloud.google.com · its alternatives →

Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →