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    126 repositories

    • binaryen

      Public
      Optimizer and compiler/toolchain library for WebAssembly
      c-plus-pluswebassemblyemscriptencompilershacktoberfest
      WebAssembly
      •
      Apache License 2.0
      •835•8.3k•315•188•Updated Jan 24, 2026Jan 24, 2026

    • wasi-testsuite

      Public
      WASI Testsuite
      Rust
      •
      Apache License 2.0
      •37•74•23•14•Updated Jan 24, 2026Jan 24, 2026

    • wasi-otel

      Public
      OpenTelemetry API for WASI
      Other
      •1•11•2•1•Updated Jan 23, 2026Jan 23, 2026

    • meetings

      Public
      WebAssembly meetings (VC or in-person), agendas, and notes
      meta
      HTML
      •175•524•12•2•Updated Jan 23, 2026Jan 23, 2026

    • wasi-libc

      Public
      WASI libc implementation for WebAssembly
      wasi
      C
      •
      Other
      •229•971•55•20•Updated Jan 23, 2026Jan 23, 2026

    • custom-descriptors

      Public
      Custom RTTs and JS interop for Wasm GC structs
      WebAssembly
      •
      Other
      •1•9•20•1•Updated Jan 23, 2026Jan 23, 2026

    • component-model

      Public
      Repository for design and specification of the Component Model
      WebAssembly
      •
      Other
      •107•1.2k•122•10•Updated Jan 22, 2026Jan 22, 2026

    • spec

      Public
      WebAssembly specification, reference interpreter, and test suite.
      specification
      WebAssembly
      •
      Other
      •506•3.4k•69•10•Updated Jan 22, 2026Jan 22, 2026

    • website

      Public
      WebAssembly website
      CSS
      •
      Apache License 2.0
      •200•283•8•0•Updated Jan 22, 2026Jan 22, 2026

    • wasi-sdk

      Public
      WASI-enabled WebAssembly C/C++ toolchain
      llvmsysrootwasi-sdkwasi-libc
      CMake
      •
      Apache License 2.0
      •215•1.5k•54•12•Updated Jan 21, 2026Jan 21, 2026

    • wabt

      Public
      The WebAssembly Binary Toolkit
      webassembly
      C++
      •
      Apache License 2.0
      •791•7.8k•165•40•Updated Jan 21, 2026Jan 21, 2026

    • proposals

      Public
      Tracking WebAssembly proposals
      meta
      69•1.1k•5•0•Updated Jan 21, 2026Jan 21, 2026

    • compact-import-section

      Public
      Proposal repository for compact import sections
      WebAssembly
      •
      Other
      •1•3•5•2•Updated Jan 21, 2026Jan 21, 2026

    • threads

      Public
      Threads and Atomics in WebAssembly
      proposal
      WebAssembly
      •
      Other
      •51•744•72•3•Updated Jan 20, 2026Jan 20, 2026

    • shared-everything-threads

      Public
      A draft proposal for spawning threads in WebAssembly
      WebAssembly
      •
      Other
      •5•84•25•3•Updated Jan 16, 2026Jan 16, 2026

    • custom-page-sizes

      Public
      proposal
      WebAssembly
      •
      Other
      •7•10•5•1•Updated Jan 15, 2026Jan 15, 2026

    • testsuite

      Public
      Mirror of the spec testsuite
      WebAssembly
      •
      Apache License 2.0
      •62•230•1•0•Updated Jan 14, 2026Jan 14, 2026

    • rounding-mode-control

      Public
      WebAssembly
      •
      Other
      •5•5•2•0•Updated Jan 11, 2026Jan 11, 2026

    • WASI

      Public
      WebAssembly System Interface
      httposwebassemblywasi
      Rust
      •
      Other
      •305•5.5k•231•9•Updated Jan 10, 2026Jan 10, 2026

    • wide-arithmetic

      Public
      WebAssembly proposal for wide arithmetic
      WebAssembly
      •
      Other
      •506•11•4•0•Updated Jan 8, 2026Jan 8, 2026

    • wasi-crypto

      Public
      WASI Cryptography API Proposal
      Makefile
      •22•172•12•0•Updated Jan 7, 2026Jan 7, 2026

    • tool-conventions

      Public
      Conventions supporting interoperatibility between tools working with WebAssembly.
      WebAssembly
      •
      Artistic License 2.0
      •75•359•48•7•Updated Dec 18, 2025Dec 18, 2025

    • jit-interface

      Public
      WebAssembly specification, reference interpreter, and test suite for the jit-interfaces proposal.
      WebAssembly
      •
      Other
      •506•22•5•0•Updated Dec 10, 2025Dec 10, 2025

    • wasi-tls

      Public
      SSL/TLS interface for WASI
      Other
      •4•6•0•1•Updated Dec 9, 2025Dec 9, 2025

    • js-promise-integration

      Public
      JavaScript Promise Integration
      proposal
      WebAssembly
      •
      Other
      •22•106•2•4•Updated Dec 8, 2025Dec 8, 2025

    • multibyte-array-access

      Public
      WebAssembly
      •
      Other
      •0•0•1•0•Updated Dec 4, 2025Dec 4, 2025

    • wasi-parallel

      Public
      wasi-parallel is a proposal to add a parallel for construct to WASI.
      Shell
      •4•25•6•0•Updated Dec 2, 2025Dec 2, 2025

    • wasm-c-api

      Public
      Wasm C API prototype
      C++
      •
      Apache License 2.0
      •84•595•50•9•Updated Dec 1, 2025Dec 1, 2025

    • wasi-distributed-lock-service

      Public
      4•4•0•2•Updated Nov 26, 2025Nov 26, 2025

    • wasi-sql

      Public
      7•30•2•1•Updated Nov 26, 2025Nov 26, 2025