WasmHub
Discover the best runtimes, languages, tools, libraries, and platforms in the WebAssembly ecosystem — curated and kept up to date.
33 projects
Deno's globally distributed edge platform — runs JavaScript, TypeScript, and WebAssembly modules at the network edge.
Run large language models entirely in the browser via WebAssembly — the high-profile 2025-2026 path to private, client-side LLM inference.
A modern Rust framework for building multi-threaded frontend web applications compiled to WebAssembly.
The complete C/C++ to WebAssembly compiler toolchain with POSIX emulation, OpenGL-to-WebGL translation, and pthreads support.
A cross-platform WebAssembly runtime with WASIX, WASI 0.2 default, jco support, and a public package registry.
A fast, secure WebAssembly runtime built by the Bytecode Alliance with full WASI 0.2 and Component Model support.
A TypeScript-like language that compiles directly to WebAssembly — no Rust or C++ required.
A full-stack isomorphic Rust web framework with fine-grained reactivity that runs on both server and WebAssembly.
A Go compiler targeting microcontrollers and WebAssembly, producing significantly smaller binaries than the standard toolchain.
The zero-dependency WebAssembly runtime for Go — WebAssembly 2.0/3.0 capable, no CGO, with Component Model support.
A lightweight, high-performance WebAssembly runtime for cloud-native, edge, and AI workloads.
Mozilla's authoritative reference documentation for the WebAssembly JavaScript API and WAT text format.
The standard library for high-level Rust ↔ JavaScript interop in WebAssembly projects, with mature wasm-ld support.
The WebAssembly Binary Toolkit — essential tools for inspecting, converting, and validating Wasm binaries.
The compiler infrastructure library behind wasm-opt — the standard post-compilation optimizer for WebAssembly.
The one-stop build tool for compiling Rust to WebAssembly and publishing the result as an npm package.
An open-source framework for building event-driven serverless WebAssembly apps — manifest v3, expanded triggers, now part of Akamai.
A pragmatic, fast-compiling language built from the ground up for WebAssembly-first development.
A lightweight WebAssembly runtime built for embedded systems, IoT devices, and constrained environments.
A universal plugin system built on WebAssembly — add a safe plugin SDK to any application in any language.
A functional programming language with a strong type system that targets WebAssembly natively.
A CNCF project for building distributed applications from WebAssembly components using a capability-based actor model.
A Bytecode Alliance CLI and Rust library for parsing, validating, transforming, and composing Wasm components.
A serverless platform running on V8 isolates across 300+ global edge locations with native WebAssembly module support.
The JavaScript host and transpiler for WebAssembly components — run any component in Node.js or the browser.
A Cargo subcommand that streamlines building Wasm components from Rust with automatic WIT binding generation.
Run WebAssembly at the edge on Fastly's global CDN with very fast cold starts and a Viceroy local dev environment.
Mozilla's standalone WebAssembly engine built on SpiderMonkey — a fast JS-in-Wasm runtime used in production at Fastly and Fermyon.
Shopify's WebAssembly-based extension platform — run merchant-defined logic at the edge for checkout, discounts, and shipping.
Package Python libraries and applications as WebAssembly components — a Component Model story for the Python ecosystem.
The current canonical guide to building Wasm components with Rust — covers cargo-component, Jco, and the full Rust → component → browser/Node path.
Build WebAssembly components from .NET — package C# libraries for the Component Model ecosystem.
Turn JavaScript and TypeScript code into WebAssembly components — JS that speaks WIT to the rest of the world.
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