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•751751 issues•8585 pull requests•Updated Jun 15, 2026Jun 15, 2026

• jco

  Public
  JavaScript toolchain for working with WebAssembly Components

  Rust

  •

  Apache License 2.0

  •126126 forks•956956 stars•4444 issues•22 pull requests•Updated Jun 15, 2026Jun 15, 2026

• rustix

  Public
  Safe Rust bindings to POSIX-ish APIs

  linuxrustposix+ 1

  linuxrustposixsafe

  Rust

  •

  Other

  •271271 forks•2k2k stars•8787 issues•3333 pull requests•Updated Jun 15, 2026Jun 15, 2026

• zulip-archive

  Public
  A static html archive of Bytecode Alliance Zulip

  HTML

  •

  Apache License 2.0

  •11 fork•22 stars•22 issues•00 pull requests•Updated Jun 15, 2026Jun 15, 2026

• wrpc

  Public
  Wasm component-native RPC framework

  asyncwasmwit+ 1

  asyncwasmwitcomponent-model

  Rust

  •

  Other

  •4646 forks•327327 stars•1414 issues•55 pull requests•Updated Jun 15, 2026Jun 15, 2026

• endive

  Public
  A JVM native WebAssembly runtime

  javawebassemblywasm

  javawebassemblywasm

  Java

  •

  Apache License 2.0

  •99 forks•225225 stars•1111 issues•22 pull requests•Updated Jun 15, 2026Jun 15, 2026

• javy

  Public
  JS to WebAssembly toolchain

  Rust

  •

  Apache License 2.0

  •134134 forks•2.7k2.7k stars•2020 issues•55 pull requests•Updated Jun 15, 2026Jun 15, 2026

• wasmtime-dotnet

  Public
  .NET embedding of Wasmtime https://bytecodealliance.github.io/wasmtime-dotnet/

  dotnetwebassemblywasmtime

  dotnetwebassemblywasmtime

  C#

  •

  Apache License 2.0

  •6565 forks•500500 stars•2323 issues•77 pull requests•Updated Jun 13, 2026Jun 13, 2026

• componentize-py

  Public
  Tool for targeting the WebAssembly Component Model using Python

  Rust

  •

  Apache License 2.0

  •4646 forks•266266 stars•2828 issues•22 pull requests•Updated Jun 12, 2026Jun 12, 2026

• componentize-dotnet

  Public
  Tooling for creating WebAssembly components from C#

  csharpdotnetwasm+ 2

  csharpdotnetwasmwasiwasm-component

  C#

  •

  Apache License 2.0

  •1818 forks•138138 stars•1515 issues•11 pull request•Updated Jun 12, 2026Jun 12, 2026

• wit-bindgen

  Public
  A language binding generator for WebAssembly interface types

  rustwebassemblywasi+ 3

  rustwebassemblywasiwasmtimeinterface-typesmodule-linking

  Rust

  •

  Apache License 2.0

  •275275 forks•1.4k1.4k stars•131131 issues•2121 pull requests•Updated Jun 12, 2026Jun 12, 2026

• wasm-component-ld

  Public
  Command line linker for creating WebAssembly components

  Rust

  •

  Apache License 2.0

  •77 forks•4848 stars•11 issue•00 pull requests•Updated Jun 12, 2026Jun 12, 2026

• wasm-tools

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

  webassemblywasm

  webassemblywasm

  Rust

  •

  Apache License 2.0

  •340340 forks•1.7k1.7k stars•106106 issues•1414 pull requests•Updated Jun 12, 2026Jun 12, 2026

• meetings

  Public
  Python

  •5454 forks•4444 stars•00 issues•66 pull requests•Updated Jun 12, 2026Jun 12, 2026

• wasi-rs

  Public
  WASI bindings for Rust

  rustwasi

  rustwasi

  Rust

  •

  Apache License 2.0

  •6363 forks•359359 stars•44 issues•11 pull request•Updated Jun 12, 2026Jun 12, 2026

• bytecodealliance.org

  Public
  The bytecodealliance.org website

  CSS

  •

  Apache License 2.0

  •3535 forks•1111 stars•22 issues•22 pull requests•Updated Jun 12, 2026Jun 12, 2026

• wasi.dev

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

  JavaScript

  •

  Apache License 2.0

  •4040 forks•324324 stars•33 issues•00 pull requests•Updated Jun 12, 2026Jun 12, 2026

• rust-oci-wasm

  Public
  A Rust implementation of the OCI artifact specification for WebAssembly

  Rust

  •

  Apache License 2.0

  •1515 forks•1515 stars•22 issues•00 pull requests•Updated Jun 12, 2026Jun 12, 2026

• sightglass

  Public
  A benchmarking suite and tooling for Wasmtime and Cranelift

  rustbenchmarkingbenchmark+ 1

  rustbenchmarkingbenchmarkrust-lang

  WebAssembly

  •

  Apache License 2.0

  •3737 forks•8383 stars•2929 issues•88 pull requests•Updated Jun 11, 2026Jun 11, 2026

• wasmtime-rb

  Public
  Ruby WebAssembly runtime powered by Wasmtime

  rubyrustwasm+ 1

  rubyrustwasmwasmtime

  Rust

  •

  Apache License 2.0

  •2727 forks•141141 stars•44 issues•00 pull requests•Updated Jun 11, 2026Jun 11, 2026

• governance

  Public
  Documents related to Bytecode Alliance governance and process

  Apache License 2.0

  •4747 forks•1414 stars•33 issues•33 pull requests•Updated Jun 11, 2026Jun 11, 2026

• ComponentizeJS

  Public
  JS -> WebAssembly Component

  Rust

  •

  Apache License 2.0

  •5151 forks•376376 stars•3737 issues•00 pull requests•Updated Jun 10, 2026Jun 10, 2026

• wstd

  Public
  A WebAssembly-native Rust stdlib

  Rust

  •

  Apache License 2.0

  •1818 forks•127127 stars•88 issues•22 pull requests•Updated Jun 9, 2026Jun 9, 2026

• wasm-micro-runtime

  Public
  WebAssembly Micro Runtime (WAMR)

  iotembeddedinterpreter+ 11

  iotembeddedinterpreterruntimewebassemblywasmjitaotsgxpthread+ 4

  C

  •

  Apache License 2.0

  •816816 forks•6k6k stars•535535 issues•4545 pull requests•Updated Jun 9, 2026Jun 9, 2026

• go-pkg

  Public
  Golang pkg for the Bytecode Alliance componentize-go project

  Go

  •

  Apache License 2.0

  •33 forks•00 stars•11 issue•00 pull requests•Updated Jun 6, 2026Jun 6, 2026

• component-docs

  Public
  Documentation around creating and using WebAssembly Components

  Rust

  •

  Other

  •8383 forks•136136 stars•2727 issues•55 pull requests•Updated Jun 4, 2026Jun 4, 2026

• wasm-pkg-tools

  Public
  Rust

  •

  Apache License 2.0

  •4040 forks•149149 stars•3737 issues•88 pull requests•Updated Jun 2, 2026Jun 2, 2026

• wit-deps

  Public
  WIT dependency manager

  Rust

  •

  Other

  •1212 forks•9090 stars•99 issues•22 pull requests•Updated Jun 2, 2026Jun 2, 2026

• componentize-go

  Public
  A tool that creates Go WebAssembly components.

  Rust

  •

  Apache License 2.0

  •44 forks•1010 stars•33 issues•00 pull requests•Updated Jun 2, 2026Jun 2, 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•3939 stars•00 issues•00 pull requests•Updated May 29, 2026May 29, 2026