At Leaning Technologies, we are WebAssembly experts, and can help to bring your software to the browser. Learn more about our powerful tools.

A PythonFiddle running on the browser. Powered by CheerpX by Leaning Technologies.

CheerpJ is the only solution to run any large-scale, unmodified Java applications, applets, or libraries in modern browsers.

Cheerp is an enterprise-grade compiler toolchain that can compile C/C++ into efficient WebAssembly and JavaScript. It is open source, liberally licensed, and actively developed by Leaning Technologies...

CheerpX is a JavaScript library that enables secure client-side execution of x86 binaries on any browser. Coming soon.

Run C/C++, Java, and native code in the browser with our WebAssembly developer tools and JavaScript libraries: Cheerp, CheerpJ, and CheerpX

Run C/C++, Java, and native code in the browser with our WebAssembly developer tools and JavaScript libraries: Cheerp, CheerpJ, and CheerpX

Run C/C++, Java, and native code in the browser with our WebAssembly developer tools and JavaScript libraries: Cheerp, CheerpJ, and CheerpX

Linux virtual machine, running in the browser via HTML5/WebAssembly. Networking and graphics supported.

Artificial Art is a collection of programs using pseudo random numbers to automatically generate (patterns). The simplicity of the algorithms often contrasts with the complexity of the resulting artwo...