Skulpt
Skulpt: A focused way to embed Python execution in browser-based learning tools and demos. Ranked #18 of 28 in Code Transpilers by our editors (7.3/10); pricing: Free plan; best for browser-based Python demos and learning tools.
At a glance
- Editor score7.3 / 10
- PricingFree plan
- Best forBrowser-based Python demos and learning tools
- Free planYes
- Paid fromFree
- Conversion modeSource-to-source
- Facts checked22 Sep 2026
Where it wins
- Runs Python entirely in the browser with an included runtime and standard library.
- Embeds in HTML and supports custom Python modules and browser execution APIs.
- Includes CLI tooling for building, running, testing, and distribution.
Where it doesn't
- Its stated execution focus is the browser, not a general-purpose hosted service.
- Python 2 compatibility and Python 3 configuration may require version choices.
- Support channels are community and documentation.
Our verdict on Skulpt
Skulpt is an open-source JavaScript implementation of Python that compiles Python code into JavaScript and runs it entirely in the browser. It is aimed at developers creating browser-based education, interactive coding exercises, and embedded Python editors. The project includes the runtime required to execute generated code, plus a standard-library bundle, so it can serve as a building block for learning tools and demos rather than a hosted commercial coding environment.
Its main strength is the combination of browser embedding and execution features. Developers can embed Skulpt directly in HTML pages, use browser execution APIs such as importMainWithBody, and add custom Python modules. The included modules cover areas such as turtle, math, time, urllib, unittest, image, DOM, and re. That scope gives projects a range of options for interactive exercises and browser-based Python experiences. Command-line tooling for build, run, test, and distribution also supports work beyond the embedded page itself.
Skulpt supports Python 2 compatibility and Python 3 configuration, so a project can align its setup with the Python version it needs to support. Its open-source model makes it a fit for solo developers and small teams that want to incorporate browser-based Python execution into their own projects. The tradeoff is its specific browser-execution focus: teams seeking a hosted commercial product or a broadly positioned execution service should look elsewhere. Community and documentation are the stated support channels, so Skulpt is best suited to builders comfortable integrating and maintaining an open-source project.
Your product? Our editors can test Skulpt in depth and publish a review, labelled as paid · from $149/mo →
Skulpt pricing
Skulpt fact sheet
| Free plan | Yes |
|---|---|
| Paid from | Free |
| Source languages | Not verified |
| Target languages | Not verified |
| Syntax-version conversion | Not verified |
| Intermediate output | Not verified |
| CLI access | Yes |
| API access | Yes |
| Conversion mode | Source-to-source |
| Deployment | Self-hosted, Browser extension |
| Platforms | Web |
| Support | Community, Docs |
| Built for | Solo, Small business (editorial estimate) |
| Pricing | Free plan |
| Website | skulpt.org |
| Facts checked | 22 Sep 2026 |
Alternatives to Skulpt
- BabelFlexible ECMAScript transforms with CLI, Node.js APIs, and browser compilation.9.3
- SWCAn open-source compiler with minification and bundling for JavaScript and TypeScript workflows.9.2
- Kotlin/JSA free Kotlin-to-JavaScript toolchain for browser and Node.js projects.8.8
Used Skulpt? Be the first to review it
The editor score above is our own research. What this page doesn't have yet is a reader's view — what you used Skulpt for, what worked and what didn't. No stars are seeded and no review is paid for; an editor reads every one before it appears.
Write a reviewTwo minutes · verified accounts only · read by an editor before it appears
Featured on iTechGuides
Skulpt is listed in our Code Transpilers directory. Add the badge to your site — it links back to this page.
<a href="https://www.itechguides.com/products/skulpt/"><img src="https://www.itechguides.com/best/badge/skulpt.svg" alt="Featured on iTechGuides" width="230" height="46"></a>
Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026
Advertiser disclosure: iTechGuides is reader-supported. Vendors can pay for top positions in our rankings and for a place on other products' pages, and we may earn a commission when you click some links. Bought places stand at the number bought; this page and our disclosure say so. Paying vendors may get a fuller, more detailed review from our editors, and that review can change their score. How we rank.
Last updated · How we research and update