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Sunsetting our Developer's Blog on Medium
Sunsetting our Developer's Blog on Medium
Announcing that future technical content will not be posted on Medium, but hosted at https://leaningtech.com/news/?q=technicalblog
Alessandro Pignotti
Mar 10, 2023
WebVM: Linux virtual machine in the browser with full networking via Tailscale
WebVM: Linux virtual machine in the browser with full networking via Tailscale
WebVM is a virtual Linux environment running fully client-side in the browser. It is based on CheerpX: a Wasm-powered X86 VM
Yuri Iozzelli
Oct 6, 2022
PythonFiddle: Fully private client-side sample code execution and sharing
PythonFiddle: Fully private client-side sample code execution and sharing
A recurrent need for anybody practicing programming is running (and sharing) small snippets of code to quickly test an idea or ask for…
Jules Saarikoski
Sep 14, 2022
Fantastic tail calls, and how to implement them.
Fantastic tail calls, and how to implement them.
Recursion is one of the fundamental primitives of computer science. Many algorithms came to life by simplifying a general problem into…
Tom Tartarin
Jul 11, 2022
CheerpJ 2.3 released
CheerpJ 2.3 released
CheerpJ is a solution to compile ahead of time and execute Java bytecode on the browser in WebAssembly and JavaScript. It comes with a…
Lorenzo Marsicano
May 3, 2022
PartialExecuter: Reducing WebAssembly size by exploring all executions in LLVM
PartialExecuter: Reducing WebAssembly size by exploring all executions in LLVM
Adding a new IR optimization that allows to compile unused code away in Cheerp. Idea generation, pseudo-code, and some magic with graphs.
Carlo Piovesan
Mar 10, 2022
Cheerp 2.7: compile C++ to WebAssembly + JavaScript
Cheerp 2.7: compile C++ to WebAssembly + JavaScript
Powerful JavaScript-C++ interoperability, support for exceptions and for ES6 modules, and a brand new class of optimizations in Cheerp 2.7
Carlo Piovesan
Feb 24, 2022
WebVM: Client side X86 virtual machines in the browser
WebVM: Client side X86 virtual machines in the browser
We made a X86 virtual machine that runs in the browser. This is powered by CheerpX, a WebAssembly virtualization solution.
Alessandro Pignotti
Feb 1, 2022
CheerpX: Using WebAssembly to run any programming language in the browser
CheerpX: Using WebAssembly to run any programming language in the browser
We have built a WebAssembly based VM to run X86 binaries in the browser, we are releasing multiple demos and an architectural overview.
Alessandro Pignotti
Nov 16, 2021
The Bottomless Pit of Disappointment: A Chrome Extension Tale
The Bottomless Pit of Disappointment: A Chrome Extension Tale
Why maintaining a popular Chrome extension and dealing with the Chrome Web Store review process is a nightmare
Alessandro Pignotti
Aug 10, 2021
CheerpJ 2.2 released
CheerpJ 2.2 released
CheerpJ 2.2 introduces better support to audio, improved AWT controls, and improved reflection performance.
Lorenzo Marsicano
Jun 1, 2021
A JavaScript optimizing compiler
A JavaScript optimizing compiler
JavaScript to C++ to faster JavaScript. Benchmarks included.
Carlo Piovesan
Apr 29, 2021
Cheerp 2.6 — compiling C++ to WebAssembly and JavaScript
Cheerp 2.6 — compiling C++ to WebAssembly and JavaScript
Today we are releasing Cheerp 2.6, major features and optimizations, and an overview of how this compiler bring C++ projects to the Web
Carlo Piovesan
Dec 17, 2020
Cheerp 2.6 rc1: the C++ compiler for the Web
Cheerp 2.6 rc1: the C++ compiler for the Web
A year of work on a LLVM-based compiler to WebAssembly AND JavaScript. Shiny new features, benchmarks, examples.
Carlo Piovesan
Nov 30, 2020
CheerpX for Flash now generally available
CheerpX for Flash now generally available
A pure HTML5 solution to extend the life of Flash applications on any browser
Stefano De Rossi
Oct 19, 2020
Announcing CheerpX for Flash, a solution to extend the life of Flash applications post-2020
Announcing CheerpX for Flash, a solution to extend the life of Flash applications post-2020
Running any Flash application without the Flash Player plug-in thanks to WebAssembly virtualization and emulation.
Stefano De Rossi
Sep 22, 2020
Extreme WebAssembly 2: the sad state of WebAssembly tail calls
Extreme WebAssembly 2: the sad state of WebAssembly tail calls
A deep look at the current state of support for WebAssembly tail calls on various browser, plus an hands-on tutorial for CheerpX
Alessandro Pignotti
Aug 18, 2020
How Cheerp supports 64-bit integers in both JavaScript and WebAssembly
How Cheerp supports 64-bit integers in both JavaScript and WebAssembly
While waiting for broader BigInt support, this is our strategy to support 64-bit integers in both Wasm and JavaScript
Yuri Iozzelli
Jul 13, 2020
JSExport: C++ in the browser made easy
JSExport: C++ in the browser made easy
Hava a C++ function/class/struct that you would like to use from native JavaScript? Limits, possibilities and demo of cheerp::jsexport
Carlo Piovesan
Jun 30, 2020
Extreme WebAssembly 1: pushing browsers to their absolute limits
Extreme WebAssembly 1: pushing browsers to their absolute limits
Working on a x86 virtual machine in WebAssembly is highlighting several limitations of current browser implementations
Alessandro Pignotti
Jun 16, 2020
Adding anyref support in a C++ to WebAssembly compiler
Adding anyref support in a C++ to WebAssembly compiler
How we implemented support for the experimental anyref feature in the Cheerp C++ compiler, and what you can do with it.
Yuri Iozzelli
May 19, 2020
Cheerp 2.5 released
Cheerp 2.5 released
Best-in-class C/C++ to WebAssembly compiler with support to anyref
Stefano De Rossi
May 13, 2020
Best-in-class WebAssembly with Cheerp 2.5 (RC1)
Best-in-class WebAssembly with Cheerp 2.5 (RC1)
Smaller and faster WebAssembly from C++ compared with Emscripten
Stefano De Rossi
Apr 8, 2020
CheerpJ 2.1 released — Java bytecode to WebAssembly and JavaScript
CheerpJ 2.1 released — Java bytecode to WebAssembly and JavaScript
Latest release of CheerpJ now available for download
Stefano De Rossi
Apr 6, 2020
Running Flash in WebAssembly using CheerpX: an update
Running Flash in WebAssembly using CheerpX: an update
Extending the life of Flex, AS3 and AS2 Flash content with WebAssembly virtualization
Alessandro Pignotti
Mar 10, 2020
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