Repositories list

• wasm-component-ld

  Public

  bytecodealliance/wasm-component-ld’s past year of commit activity
  Command line linker for creating WebAssembly components

  Rust

  •

  Apache License 2.0

  •5•44•1•1•Updated Jan 9, 2026Jan 9, 2026

• wac

  Public

  bytecodealliance/wac’s past year of commit activity
  WebAssembly Composition (WAC) tooling

  componentscompositionwebassembly

  Rust

  •

  Apache License 2.0

  •28•183•34•1•Updated Jan 9, 2026Jan 9, 2026

• zulip-archive

  Public

  bytecodealliance/zulip-archive’s past year of commit activity
  A static html archive of Bytecode Alliance Zulip

  HTML

  •

  Apache License 2.0

  •1•2•2•0•Updated Jan 9, 2026Jan 9, 2026

• wasmtime-rb

  Public

  bytecodealliance/wasmtime-rb’s past year of commit activity
  Ruby WebAssembly runtime powered by Wasmtime

  rubyrustwasm+ 1wasmtime

  Rust

  •

  Apache License 2.0

  •24•133•5•1•Updated Jan 9, 2026Jan 9, 2026

• wasmtime

  Public

  bytecodealliance/wasmtime’s past year of commit activity
  A lightweight WebAssembly runtime that is fast, secure, and standards-compliant

  rustlightweightruntime+ 10portablesandboxstandalonewebassemblywasmjitaot+ 3

  Rust

  •

  Apache License 2.0

  •1.6k•17k•749•86•Updated Jan 9, 2026Jan 9, 2026

• wit-bindgen

  Public

  bytecodealliance/wit-bindgen’s past year of commit activity
  A language binding generator for WebAssembly interface types

  rustwebassemblywasi+ 3wasmtimeinterface-typesmodule-linking

  Rust

  •

  Apache License 2.0

  •257•1.3k•110•17•Updated Jan 9, 2026Jan 9, 2026

• regalloc2

  Public
  A new register allocator

  Rust

  •

  Apache License 2.0

  •45•244•20•8•Updated Jan 9, 2026Jan 9, 2026

• wasm-micro-runtime

  Public

  bytecodealliance/wasm-micro-runtime’s past year of commit activity
  WebAssembly Micro Runtime (WAMR)

  iotembeddedinterpreter+ 11runtimewebassemblywasmjitaotsgxpthread+ 4

  C

  •

  Apache License 2.0

  •749•5.7k•504•38•Updated Jan 9, 2026Jan 9, 2026

• wrpc

  Public
  Wasm component-native RPC framework

  asyncwasmwit+ 1component-model

  Rust

  •

  Other

  •37•295•21•6•Updated Jan 9, 2026Jan 9, 2026

• meetings

  Public

  bytecodealliance/meetings’s past year of commit activity
  Python

  •51•41•0•5•Updated Jan 7, 2026Jan 7, 2026

• jco

  Public

  bytecodealliance/jco’s past year of commit activity
  JavaScript toolchain for working with WebAssembly Components

  Rust

  •

  Apache License 2.0

  •92•874•48•4•Updated Jan 7, 2026Jan 7, 2026

• wasm-pkg-tools

  Public
  Rust

  •

  Apache License 2.0

  •27•124•31•3•Updated Jan 7, 2026Jan 7, 2026

• javy

  Public
  JS to WebAssembly toolchain

  Rust

  •

  Apache License 2.0

  •126•2.6k•19•2•Updated Jan 7, 2026Jan 7, 2026

• wstd

  Public
  A WebAssembly-native Rust stdlib

  Rust

  •

  Apache License 2.0

  •16•107•9•2•Updated Jan 6, 2026Jan 6, 2026

• wasm-tools

  Public
  CLI and Rust libraries for low-level manipulation of WebAssembly modules

  webassemblywasm

  Rust

  •

  Apache License 2.0

  •312•1.7k•108•12•Updated Jan 6, 2026Jan 6, 2026

• wamr.dev

  Public

  bytecodealliance/wamr.dev’s past year of commit activity
  The WAMR homepage

  HTML

  •

  Apache License 2.0

  •6•6•0•0•Updated Jan 6, 2026Jan 6, 2026

• sightglass

  Public

  bytecodealliance/sightglass’s past year of commit activity
  A benchmarking suite and tooling for Wasmtime and Cranelift

  rustbenchmarkingbenchmark+ 1rust-lang

  C

  •

  Apache License 2.0

  •36•82•30•8•Updated Jan 5, 2026Jan 5, 2026

• setup-wasi-sdk-action

  Public
  GitHub action to install wasi-sdk

  Python

  •

  Apache License 2.0

  •0•0•4•0•Updated Jan 5, 2026Jan 5, 2026

• componentize-py

  Public

  bytecodealliance/componentize-py’s past year of commit activity
  Tool for targetting the WebAssembly Component Model using Python

  Rust

  •

  Apache License 2.0

  •36•241•23•0•Updated Jan 2, 2026Jan 2, 2026

• vscode-wit

  Public

  bytecodealliance/vscode-wit’s past year of commit activity
  Visual Studio Code extension to recognize and highlight the WebAssembly Interface Type (WIT) IDL.

  webassemblywasmvscode-extension+ 2wittextmate-grammar

  TypeScript

  •

  Apache License 2.0

  •9•33•0•0•Updated Dec 31, 2025Dec 31, 2025

• wamr-rust-sdk

  Public
  Rust

  •

  Apache License 2.0

  •25•62•6•7•Updated Dec 29, 2025Dec 29, 2025

• rustix

  Public
  Safe Rust bindings to POSIX-ish APIs

  linuxrustposix+ 1safe

  Rust

  •

  Other

  •234•1.9k•71•20•Updated Dec 23, 2025Dec 23, 2025

• go-modules

  Public
  WebAssembly, WASI, and Component Model tools for Go

  gogolangwebassembly+ 3wasmwasicomponent-model

  Go

  •

  Apache License 2.0

  •21•137•22•16•Updated Dec 22, 2025Dec 22, 2025

• wasmtime-go

  Public
  Go WebAssembly runtime powered by Wasmtime

  gorustgolang+ 5runtimewebassemblywasmwasiwasmtime

  Go

  •

  Apache License 2.0

  •88•873•30•3•Updated Dec 22, 2025Dec 22, 2025

• wasmtime-py

  Public
  Python WebAssembly runtime powered by Wasmtime

  pythonwasmwasmtime

  Python

  •

  Apache License 2.0

  •64•489•17•3•Updated Dec 22, 2025Dec 22, 2025

• wasmtime-rr-prototyping

  Public
  Temporary repo for record-replay prototyping in Wasmtime

  Rust

  •

  Apache License 2.0

  •2•2•0•1•Updated Dec 19, 2025Dec 19, 2025

• StarlingMonkey

  Public

  bytecodealliance/StarlingMonkey’s past year of commit activity
  The StarlingMonkey JS runtime

  javascriptjsruntime+ 5webassemblywasmwasicomponent-modelwebassembly-components

  C

  •

  Apache License 2.0

  •47•240•60•7•Updated Dec 19, 2025Dec 19, 2025

• target-lexicon

  Public

  bytecodealliance/target-lexicon’s past year of commit activity
  Target "triple" support

  compiler-construction

  Rust

  •

  Apache License 2.0

  •57•54•6•1•Updated Dec 18, 2025Dec 18, 2025

• wasi.dev

  Public
  WASI.dev is an introduction to the WebAssembly System Interface (WASI).

  JavaScript

  •

  Apache License 2.0

  •36•292•3•1•Updated Dec 17, 2025Dec 17, 2025

• wit-deps

  Public
  WIT dependency manager

  Rust

  •

  Other

  •11•80•11•3•Updated Dec 15, 2025Dec 15, 2025