Repositories list

• zulip-archive

  Public
  A static html archive of Bytecode Alliance Zulip

  HTML

  •

  Apache License 2.0

  •1•2•2•0•Updated Feb 27, 2026Feb 27, 2026

• open-posix-test-suite

  Public

  bytecodealliance/open-posix-test-suite’s past year of commit activity
  C

  •

  GNU General Public License v2.0

  •0•1•0•3•Updated Feb 27, 2026Feb 27, 2026

• wrpc

  Public
  Wasm component-native RPC framework

  asyncwasmwit+ 1component-model

  Rust

  •

  Other

  •41•313•20•21•Updated Feb 27, 2026Feb 27, 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

  •763•5.8k•519•50•Updated Feb 27, 2026Feb 27, 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•18k•750•88•Updated Feb 27, 2026Feb 27, 2026

• meetings

  Public

  bytecodealliance/meetings’s past year of commit activity
  Python

  •53•43•0•6•Updated Feb 26, 2026Feb 26, 2026

• jco

  Public
  JavaScript toolchain for working with WebAssembly Components

  Rust

  •

  Apache License 2.0

  •97•904•49•4•Updated Feb 26, 2026Feb 26, 2026

• waffle

  Public

  bytecodealliance/waffle’s past year of commit activity
  Wasm Analysis Framework For Lightweight Experiments

  compilerwasmssa

  Rust

  •

  Apache License 2.0

  •7•56•1•0•Updated Feb 26, 2026Feb 26, 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

  •256•1.3k•121•15•Updated Feb 26, 2026Feb 26, 2026

• javy

  Public

  bytecodealliance/javy’s past year of commit activity
  JS to WebAssembly toolchain

  Rust

  •

  Apache License 2.0

  •127•2.7k•19•2•Updated Feb 26, 2026Feb 26, 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•135•5•1•Updated Feb 26, 2026Feb 26, 2026

• vscode-wit

  Public
  Visual Studio Code extension to recognize and highlight the WebAssembly Interface Type (WIT) IDL.

  webassemblywasmvscode-extension+ 2wittextmate-grammar

  TypeScript

  •

  Apache License 2.0

  •9•35•0•0•Updated Feb 26, 2026Feb 26, 2026

• componentize-go

  Public
  A tool that creates Go WebAssembly components.

  Rust

  •

  Apache License 2.0

  •1•2•4•0•Updated Feb 26, 2026Feb 26, 2026

• setup-wasi-sdk-action

  Public

  bytecodealliance/setup-wasi-sdk-action’s past year of commit activity
  GitHub action to install wasi-sdk

  Python

  •

  Apache License 2.0

  •1•0•4•0•Updated Feb 25, 2026Feb 25, 2026

• wasmtime-rr-prototyping

  Public
  Temporary repo for record-replay prototyping in Wasmtime

  Rust

  •

  Apache License 2.0

  •2•2•0•1•Updated Feb 25, 2026Feb 25, 2026

• wasmtime-go

  Public
  Go WebAssembly runtime powered by Wasmtime

  gorustgolang+ 5runtimewebassemblywasmwasiwasmtime

  Go

  •

  Apache License 2.0

  •90•884•31•3•Updated Feb 25, 2026Feb 25, 2026

• wizer

  Public

  bytecodealliance/wizer’s past year of commit activity
  The WebAssembly Pre-Initializer

  Rust

  •

  Apache License 2.0

  •65•1.1k•19•1•Updated Feb 24, 2026Feb 24, 2026

• wasmtime-py

  Public
  Python WebAssembly runtime powered by Wasmtime

  pythonwasmwasmtime

  Python

  •

  Apache License 2.0

  •65•505•17•3•Updated Feb 24, 2026Feb 24, 2026

• firefox

  Public
  Mirror for StarlingMonkey integration

  JavaScript

  •

  Other

  •917•0•0•1•Updated Feb 24, 2026Feb 24, 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

  •41•252•23•1•Updated Feb 24, 2026Feb 24, 2026

• weval

  Public
  the WebAssembly partial evaluator

  Rust

  •

  Apache License 2.0

  •8•119•1•0•Updated Feb 23, 2026Feb 23, 2026

• rustix

  Public
  Safe Rust bindings to POSIX-ish APIs

  linuxrustposix+ 1safe

  Rust

  •

  Other

  •248•1.9k•77•21•Updated Feb 22, 2026Feb 22, 2026

• wac

  Public

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

  componentscompositionwebassembly

  Rust

  •

  Apache License 2.0

  •30•191•34•2•Updated Feb 22, 2026Feb 22, 2026

• wasm-component-ld

  Public
  Command line linker for creating WebAssembly components

  Rust

  •

  Apache License 2.0

  •6•43•1•0•Updated Feb 20, 2026Feb 20, 2026

• wstd

  Public
  A WebAssembly-native Rust stdlib

  Rust

  •

  Apache License 2.0

  •16•113•8•0•Updated Feb 18, 2026Feb 18, 2026

• go-pkg

  Public
  Golang pkg for the Bytecode Alliance componentize-go project

  Go

  •

  Apache License 2.0

  •1•0•1•0•Updated Feb 18, 2026Feb 18, 2026

• wasi-rs

  Public
  WASI bindings for Rust

  rustwasi

  Rust

  •

  Apache License 2.0

  •60•338•4•2•Updated Feb 17, 2026Feb 17, 2026

• regalloc2

  Public
  A new register allocator

  Rust

  •

  Apache License 2.0

  •48•250•19•8•Updated Feb 17, 2026Feb 17, 2026

• wamr-rust-sdk

  Public

  bytecodealliance/wamr-rust-sdk’s past year of commit activity
  Rust

  •

  Apache License 2.0

  •25•66•6•5•Updated Feb 16, 2026Feb 16, 2026

• target-lexicon

  Public

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

  compiler-construction

  Rust

  •

  Apache License 2.0

  •59•55•6•2•Updated Feb 15, 2026Feb 15, 2026