head to head · open source
Tone.js vs koordinator
Tone.js has 14,874 GitHub stars, 1,086 forks, 65 open issues and last shipped 2 days ago. koordinator has 1,766 stars, 489 forks, 228 open issues and last shipped 11 days ago. Tone.js leads on adoption by 742% (14,874 vs 1,766 stars). Tone.js is written in TypeScript under MIT; koordinator is written in Go under Apache-2.0. Tone.js has attracted 7% as many forks as stars, koordinator 28%. 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 | koordinator | |
|---|---|---|
| GitHub stars | ★ 15K | ★ 1.8K |
| License | MIT | Apache-2.0 |
| Written in | TypeScript | Go |
| Last push | 2026-11-01 | 2026-10-23 |
| Forks | ⑂ 1.1K | ⑂ 489 |
| 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 koordinator if
- You want the koordinator feature set and don't need the biggest community
- You prefer the Apache-2.0 license terms
- Your stack matches Go
- You evaluated both and koordinator 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 koordinator
Koordinator English 简体中文 Introduction Koordinator is a QoS based scheduling system for hybrid orchestration workloads on Kubernetes. Its goal is to improve the runtime efficiency and reliability of both latency sensitive workloads and batch jobs, simplify the complexity of resource related configuration tuning, and increase pod deployment density to improve resource utilization. Koordinator enhances the kubernetes user experiences in the workload management by providing the following: Improved Resource Utilization: Koordinator is designed to optimize the utilization of cluster resources, ensuring that all nodes…
read the full koordinator overview →
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Frequently asked questions
Is Tone.js or koordinator more popular?
Tone.js has 14,874 GitHub stars and koordinator has 1,766. Tone.js has the larger community by that measure.
Are Tone.js and koordinator free?
Both are open source. Tone.js is licensed under MIT and koordinator under Apache-2.0. Neither carries a licence fee.
What is the difference between Tone.js and koordinator?
Tone.js is written in TypeScript and koordinator in Go. 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 koordinator?
Choose Tone.js if you want the larger community (14,874 stars) or its MIT licence terms. Choose koordinator if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.