head to head · open source
three.js vs Gladys Assistant
three.js has 115,666 GitHub stars, 36,556 forks, 386 open issues and last shipped yesterday. Gladys Assistant has 3,196 stars, 320 forks, 51 open issues and last shipped 2 days ago. three.js leads on adoption by 3,519% (115,666 vs 3,196 stars). three.js is written in JavaScript under MIT; Gladys Assistant is written in JavaScript under Apache-2.0. three.js has attracted 32% as many forks as stars, Gladys Assistant 10%. three.js was the more recently maintained of the two, and both are self-hostable with no licence fee.
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
| three.js | Gladys Assistant | |
|---|---|---|
| GitHub stars | ★ 116K | ★ 3.2K |
| License | MIT | Apache-2.0 |
| Written in | JavaScript | JavaScript |
| Last push | 2026-09-19 | 2026-09-18 |
| Forks | ⑂ 37K | ⑂ 320 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick three.js if
- You weight community size — 116K stars and counting
- You want the MIT license terms
- Your stack matches JavaScript
- You value the larger contributor base for long-term maintenance
pick Gladys Assistant if
- You want the Gladys Assistant feature set and don't need the biggest community
- You prefer the Apache-2.0 license terms
- Your stack matches JavaScript
- You evaluated both and Gladys Assistant fits your workflow better
About three.js
three.js is an MIT licensed JavaScript 3D library that provides an easy to use, lightweight, cross browser, general purpose layer for rendering interactive 3D graphics in the browser, aimed at JavaScript developers who need 3D scenes on the web without writing raw GPU code.
read the full three.js overview →
About Gladys Assistant
Gladys Assistant is a privacy first, open source home automation assistant, written in JavaScript and licensed under Apache 2.0, that runs on hardware you own — a Raspberry Pi, a NAS or a mini PC — so that smart home data stays local instead of living in a vendor cloud.
read the full Gladys Assistant overview →
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Frequently asked questions
Is three.js or Gladys Assistant more popular?
three.js has 115,666 GitHub stars and Gladys Assistant has 3,196. three.js has the larger community by that measure.
Are three.js and Gladys Assistant free?
Both are open source. three.js is licensed under MIT and Gladys Assistant under Apache-2.0. Neither carries a licence fee.
What is the difference between three.js and Gladys Assistant?
three.js is written in JavaScript and Gladys Assistant in JavaScript. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, three.js or Gladys Assistant?
Choose three.js if you want the larger community (115,666 stars) or its MIT licence terms. Choose Gladys Assistant if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.