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

JavaFiddle is an online, browser-based Java IDE. Create and share Swing applications for free!

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

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

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...

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

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

The home of Cheerp, CheerpJ, and CheerpX. Chat about virtual machines, compilers, and WebAssembly!