WebAssembly, also simply known as Wasm, is a format used for virtual machines that are stack-based. It is used for convenience in provides in web deployment for client and server applications. It is known for its ability to execute at native speed. It is also preferred for its highly secure execution environment. WebAssembly is commonly used for different purposes like debugging, testing and experimentation. Users also rely on WebAssembly to learn and teach program writing. WebAssembly is mainly preferred for its textual format and a high degree of compatibility offered. It is popular for its modules and support provided for non-web embeddings.

28,349
websites using WebAssembly
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Websites using WebAssembly by countrymarket share ยท top 8 countries
๐Ÿ‡ณ๐Ÿ‡ฑNetherlands
12%
๐Ÿ‡ฉ๐Ÿ‡ชGermany
7.2%
๐Ÿ‡ท๐Ÿ‡บRussian Federation
6%
๐Ÿ‡บ๐Ÿ‡ธUnited States
3.4%
๐Ÿ‡ง๐Ÿ‡ชBelgium
2.1%
๐Ÿ‡ซ๐Ÿ‡ทFrance
1.7%
๐Ÿ‡ฌ๐Ÿ‡งUnited Kingdom
1.5%
๐Ÿ‡ต๐Ÿ‡ฑPoland
1.3%
0%3.8%7.5%11%15%
Websites using WebAssembly by industrydetected industries
Shopping ยท 29%Technology & Computing ยท 25%Education ยท 17%Software Development ยท 12%Construction ยท 9.2%Society ยท 7.9%MARKETSHARE
Shopping29%
Technology & Computing25%
Education17%
Software Development12%
Construction9.2%
Society7.9%

Websites using WebAssembly

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Frequently asked

What is WebAssembly?โ€บ
WebAssembly is a low-level, binary instruction format designed for executing code at near-native speed in web browsers. It is a portable target for the safe and efficient execution of high-level languages like C, C++, and Rust, enabling modern web applications to run more efficiently and securely.
Why was WebAssembly created?โ€บ
WebAssembly was created to provide a compact binary format that allows programs to run at near-native speed within web browsers. It allows developers to leverage existing code bases in languages like C++ and Rust to create web applications, giving more options to developers and expanding the capabilities of the web platform.
How is WebAssembly different from JavaScript?โ€บ
WebAssembly is a lower-level system compared to JavaScript, allowing for more fine-grained control of performance and memory usage. While JavaScript is a high-level, interpreted language, WebAssembly code is delivered in a compact binary format that is closer to machine code. This enables WebAssembly programs to run faster and more efficiently than their JavaScript counterparts.
Can WebAssembly and JavaScript work together?โ€บ
Yes, WebAssembly and JavaScript can work together in web applications. They can interact with each other through Web APIs, call functions from one another, and share data where appropriate. This provides developers with the flexibility to choose the best tool for individual tasks within an application and optimize performance.
Is WebAssembly supported in all modern browsers?โ€บ
WebAssembly is supported in all major modern web browsers, including Chrome, Firefox, Safari, and Edge. This broad compatibility ensures that web applications built using WebAssembly can run efficiently and securely across different platforms and devices.

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