head to head · open source
Tone.js vs croner
Tone.js has 14,874 GitHub stars, 1,086 forks, 65 open issues and last shipped 2 days ago. croner has 2,614 stars, 80 forks, 3 open issues and last shipped yesterday. Tone.js leads on adoption by 469% (14,874 vs 2,614 stars). Tone.js is written in TypeScript under MIT; croner is written in TypeScript under MIT. Tone.js has attracted 7% as many forks as stars, croner 3%. croner was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 2 topic tags (javascript, 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 | croner | |
|---|---|---|
| GitHub stars | ★ 15K | ★ 2.6K |
| License | MIT | MIT |
| Written in | TypeScript | TypeScript |
| Last push | 2026-11-01 | 2026-11-02 |
| Forks | ⑂ 1.1K | ⑂ 80 |
| 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 croner if
- You want the croner feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches TypeScript
- You evaluated both and croner 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 croner
Trigger functions or evaluate cron expressions in JavaScript or TypeScript. No dependencies. All features. Node. Deno. Bun. Browser. Try it live on jsfiddle , and check out the full documentation on croner.56k.guru . Croner Cron for JavaScript and TypeScript Trigger functions in JavaScript using Cron syntax. Evaluate cron expressions and get a list of upcoming run times. Supports seconds and year fields, L (last), W (weekday), (nth occurrence), and + (AND logic). Works in Node.js =18.0 (both require and import), Deno =2.0 and Bun =1.0.0. Works in browsers as standalone, UMD or ES module. Target different time…
read the full croner overview →
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Frequently asked questions
Is Tone.js or croner more popular?
Tone.js has 14,874 GitHub stars and croner has 2,614. Tone.js has the larger community by that measure.
Are Tone.js and croner free?
Both are open source. Tone.js is licensed under MIT and croner under MIT. Neither carries a licence fee.
What is the difference between Tone.js and croner?
Tone.js is written in TypeScript and croner in TypeScript. 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 croner?
Choose Tone.js if you want the larger community (14,874 stars) or its MIT licence terms. Choose croner if its feature set, stack or MIT licence fits better. Both are self-hostable.