head to head · open source
Tone.js vs apscheduler
Tone.js has 14,874 GitHub stars, 1,086 forks, 65 open issues and last shipped 2 days ago. apscheduler has 7,678 stars, 815 forks, 53 open issues and last shipped 8 days ago. Tone.js leads on adoption by 94% (14,874 vs 7,678 stars). Tone.js is written in TypeScript under MIT; apscheduler is written in Python under MIT. Tone.js has attracted 7% as many forks as stars, apscheduler 11%. Tone.js was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 1 topic tag (scheduling), so they are genuine substitutes rather than adjacent tools.
Two open source projects, one decision. Both are free and self-hostable — the differences are community size, license terms, language stack and release pace.
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Side by side
| Tone.js | apscheduler | |
|---|---|---|
| GitHub stars | ★ 15K | ★ 7.7K |
| License | MIT | MIT |
| Written in | TypeScript | Python |
| Last push | 2026-11-01 | 2026-10-26 |
| Forks | ⑂ 1.1K | ⑂ 815 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick Tone.js if
- You weight community size — 15K stars and counting
- You want the MIT license terms
- Your stack matches TypeScript
- You value the larger contributor base for long-term maintenance
pick apscheduler if
- You want the apscheduler feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches Python
- You evaluated both and apscheduler fits your workflow better
About Tone.js
Tone.js Tone.js is a Web Audio framework for creating interactive music in the browser. The architecture of Tone.js aims to be familiar to both musicians and audio programmers creating web based audio applications. On the high level, Tone offers common DAW (digital audio workstation) features like a global transport for synchronizing and scheduling events as well as prebuilt synths and effects. Additionally, Tone provides high performance building blocks to create your own synthesizers, effects, and complex control signals. API Examples Installation There are two ways to incorporate Tone.js into a project…
read the full Tone.js overview →
About apscheduler
.. image:: :target: :alt: Build Status .. image:: :target: :alt: Code Coverage .. image:: :target: :alt: Documentation .. warning:: The v4.0 series is provided as a pre release and may change in a backwards incompatible fashion without any migration pathway, so do NOT use this release in production! Advanced Python Scheduler (APScheduler) is a task scheduler and task queue system for Python. It can be used solely as a job queuing system if you have no need for task scheduling. It scales both up and down, and is suitable for both trivial, single process use cases as well as large deployments spanning multiple…
read the full apscheduler overview →
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Frequently asked questions
Is Tone.js or apscheduler more popular?
Tone.js has 14,874 GitHub stars and apscheduler has 7,678. Tone.js has the larger community by that measure.
Are Tone.js and apscheduler free?
Both are open source. Tone.js is licensed under MIT and apscheduler under MIT. Neither carries a licence fee.
What is the difference between Tone.js and apscheduler?
Tone.js is written in TypeScript and apscheduler in Python. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, Tone.js or apscheduler?
Choose Tone.js if you want the larger community (14,874 stars) or its MIT licence terms. Choose apscheduler if its feature set, stack or MIT licence fits better. Both are self-hostable.