Repositories list

• wasmtime

  Public
  A lightweight WebAssembly runtime that is fast, secure, and standards-compliant

  rustlightweightruntime+ 10

  rustlightweightruntimeportablesandboxstandalonewebassemblywasmjitaot+ 3

  Rust

  •

  Apache License 2.0

  •1.7k1.7k forks•18k18k stars•764764 issues•9191 pull requests•Updated Apr 14, 2026Apr 14, 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

  •11 fork•22 stars•22 issues•00 pull requests•Updated Apr 14, 2026Apr 14, 2026

• jco

  Public

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

  Rust

  •

  Apache License 2.0

  •108108 forks•942942 stars•5555 issues•55 pull requests•Updated Apr 14, 2026Apr 14, 2026

• wit-bindgen

  Public
  A language binding generator for WebAssembly interface types

  rustwebassemblywasi+ 3

  rustwebassemblywasiwasmtimeinterface-typesmodule-linking

  Rust

  •

  Apache License 2.0

  •263263 forks•1.4k1.4k stars•125125 issues•1818 pull requests•Updated Apr 14, 2026Apr 14, 2026

• wasm-tools

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

  webassemblywasm

  webassemblywasm

  Rust

  •

  Apache License 2.0

  •327327 forks•1.7k1.7k stars•107107 issues•1616 pull requests•Updated Apr 14, 2026Apr 14, 2026

• wasm-pkg-tools

  Public
  Rust

  •

  Apache License 2.0

  •3535 forks•137137 stars•3838 issues•66 pull requests•Updated Apr 14, 2026Apr 14, 2026

• sample-wasi-http-js

  Public template

  bytecodealliance/sample-wasi-http-js’s past year of commit activity
  An example `wasi:http` server component written in JavaScript

  JavaScript

  •

  Apache License 2.0

  •44 forks•1010 stars•22 issues•11 pull request•Updated Apr 14, 2026Apr 14, 2026

• ComponentizeJS

  Public

  bytecodealliance/ComponentizeJS’s past year of commit activity
  JS -> WebAssembly Component

  Rust

  •

  Apache License 2.0

  •4949 forks•358358 stars•3535 issues•11 pull request•Updated Apr 14, 2026Apr 14, 2026

• wit-deps

  Public

  bytecodealliance/wit-deps’s past year of commit activity
  WIT dependency manager

  Rust

  •

  Other

  •1111 forks•8787 stars•1010 issues•1313 pull requests•Updated Apr 14, 2026Apr 14, 2026

• wrpc

  Public

  bytecodealliance/wrpc’s past year of commit activity
  Wasm component-native RPC framework

  asyncwasmwit+ 1

  asyncwasmwitcomponent-model

  Rust

  •

  Other

  •4343 forks•320320 stars•1919 issues•1212 pull requests•Updated Apr 14, 2026Apr 14, 2026

• wasm-micro-runtime

  Public
  WebAssembly Micro Runtime (WAMR)

  iotembeddedinterpreter+ 11

  iotembeddedinterpreterruntimewebassemblywasmjitaotsgxpthread+ 4

  C

  •

  Apache License 2.0

  •785785 forks•5.9k5.9k stars•520520 issues•3535 pull requests•Updated Apr 13, 2026Apr 13, 2026

• javy

  Public

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

  Rust

  •

  Apache License 2.0

  •131131 forks•2.7k2.7k stars•1919 issues•22 pull requests•Updated Apr 13, 2026Apr 13, 2026

• wstd

  Public

  bytecodealliance/wstd’s past year of commit activity
  A WebAssembly-native Rust stdlib

  Rust

  •

  Apache License 2.0

  •1717 forks•120120 stars•88 issues•22 pull requests•Updated Apr 13, 2026Apr 13, 2026

• wamr-rust-sdk

  Public
  Rust

  •

  Apache License 2.0

  •3030 forks•6969 stars•66 issues•99 pull requests•Updated Apr 13, 2026Apr 13, 2026

• meetings

  Public
  Python

  •5353 forks•4444 stars•00 issues•55 pull requests•Updated Apr 10, 2026Apr 10, 2026

• wasmtime-rb

  Public
  Ruby WebAssembly runtime powered by Wasmtime

  rubyrustwasm+ 1

  rubyrustwasmwasmtime

  Rust

  •

  Apache License 2.0

  •2525 forks•137137 stars•66 issues•00 pull requests•Updated Apr 10, 2026Apr 10, 2026

• bytecodealliance.org

  Public
  The bytecodealliance.org website

  CSS

  •

  Apache License 2.0

  •3131 forks•1111 stars•22 issues•22 pull requests•Updated Apr 9, 2026Apr 9, 2026

• componentize-py

  Public
  Tool for targetting the WebAssembly Component Model using Python

  Rust

  •

  Apache License 2.0

  •4444 forks•262262 stars•2323 issues•11 pull request•Updated Apr 8, 2026Apr 8, 2026

• componentize-go

  Public
  A tool that creates Go WebAssembly components.

  Rust

  •

  Apache License 2.0

  •44 forks•55 stars•33 issues•00 pull requests•Updated Apr 8, 2026Apr 8, 2026

• wasmtime-go

  Public

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

  gorustgolang+ 5

  gorustgolangruntimewebassemblywasmwasiwasmtime

  Go

  •

  Apache License 2.0

  •9393 forks•899899 stars•3131 issues•33 pull requests•Updated Apr 7, 2026Apr 7, 2026

• actions

  Public
  GitHub actions to setup wasm-tools and wasmtime

  TypeScript

  •66 forks•88 stars•33 issues•00 pull requests•Updated Apr 5, 2026Apr 5, 2026

• wasm-component-ld

  Public
  Command line linker for creating WebAssembly components

  Rust

  •

  Apache License 2.0

  •66 forks•4646 stars•11 issue•00 pull requests•Updated Apr 3, 2026Apr 3, 2026

• wac

  Public
  WebAssembly Composition (WAC) tooling

  componentscompositionwebassembly

  componentscompositionwebassembly

  Rust

  •

  Apache License 2.0

  •3232 forks•196196 stars•3333 issues•22 pull requests•Updated Apr 3, 2026Apr 3, 2026

• wasmtime-py

  Public
  Python WebAssembly runtime powered by Wasmtime

  pythonwasmwasmtime

  pythonwasmwasmtime

  Python

  •

  Apache License 2.0

  •6868 forks•515515 stars•1919 issues•44 pull requests•Updated Apr 3, 2026Apr 3, 2026

• wasmtime-rr-prototyping

  Public
  Temporary repo for record-replay prototyping in Wasmtime

  Rust

  •

  Apache License 2.0

  •33 forks•33 stars•00 issues•11 pull request•Updated Apr 3, 2026Apr 3, 2026

• wasi-rs

  Public
  WASI bindings for Rust

  rustwasi

  rustwasi

  Rust

  •

  Apache License 2.0

  •6363 forks•349349 stars•44 issues•22 pull requests•Updated Apr 2, 2026Apr 2, 2026

• sample-wasi-http-rust

  Public template
  An example `wasi:http` server component written in Rust

  rusttemplatecomponents+ 4

  rusttemplatecomponentsdemoexamplewasmwasi

  Rust

  •

  Apache License 2.0

  •1010 forks•2929 stars•55 issues•77 pull requests•Updated Mar 26, 2026Mar 26, 2026

• vscode-wit

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

  webassemblywasmvscode-extension+ 2

  webassemblywasmvscode-extensionwittextmate-grammar

  TypeScript

  •

  Apache License 2.0

  •99 forks•3838 stars•00 issues•00 pull requests•Updated Mar 25, 2026Mar 25, 2026

• governance

  Public
  Documents related to Bytecode Alliance governance and process

  Apache License 2.0

  •4545 forks•1313 stars•33 issues•55 pull requests•Updated Mar 24, 2026Mar 24, 2026

• rust-oci-wasm

  Public
  A Rust implementation of the OCI artifact specification for WebAssembly

  Rust

  •

  Apache License 2.0

  •1414 forks•1111 stars•22 issues•44 pull requests•Updated Mar 21, 2026Mar 21, 2026