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    126 repositories

    • spec

      Public
      WebAssembly specification, reference interpreter, and test suite.
      specification
      WebAssembly
      •
      Other
      •516•3.4k•69•12•Updated Feb 21, 2026Feb 21, 2026

    • binaryen

      Public
      Optimizer and compiler/toolchain library for WebAssembly
      c-plus-pluswebassemblyemscriptencompilershacktoberfest
      WebAssembly
      •
      Apache License 2.0
      •837•8.4k•319•199•Updated Feb 21, 2026Feb 21, 2026

    • wasi-testsuite

      Public
      WASI Testsuite
      Rust
      •
      Apache License 2.0
      •39•78•25•9•Updated Feb 21, 2026Feb 21, 2026

    • wasi-libc

      Public
      WASI libc implementation for WebAssembly
      wasi
      C
      •
      Other
      •231•984•56•21•Updated Feb 20, 2026Feb 20, 2026

    • meetings

      Public
      WebAssembly meetings (VC or in-person), agendas, and notes
      meta
      HTML
      •176•529•12•5•Updated Feb 20, 2026Feb 20, 2026

    • website

      Public
      WebAssembly website
      CSS
      •
      Apache License 2.0
      •200•286•8•1•Updated Feb 19, 2026Feb 19, 2026

    • wasi-tls

      Public
      SSL/TLS interface for WASI
      Other
      •4•7•0•0•Updated Feb 19, 2026Feb 19, 2026

    • testsuite

      Public
      Mirror of the spec testsuite
      WebAssembly
      •
      Apache License 2.0
      •63•233•1•0•Updated Feb 18, 2026Feb 18, 2026

    • component-model

      Public
      Repository for design and specification of the Component Model
      WebAssembly
      •
      Other
      •110•1.2k•123•9•Updated Feb 18, 2026Feb 18, 2026

    • custom-page-sizes

      Public
      proposal
      WebAssembly
      •
      Other
      •7•11•6•1•Updated Feb 17, 2026Feb 17, 2026

    • WASI

      Public
      WebAssembly System Interface
      httposwebassemblywasi
      Rust
      •
      Other
      •305•5.5k•231•3•Updated Feb 15, 2026Feb 15, 2026

    • wabt

      Public
      The WebAssembly Binary Toolkit
      webassembly
      C++
      •
      Apache License 2.0
      •794•7.9k•165•44•Updated Feb 13, 2026Feb 13, 2026

    • wasi-sdk

      Public
      WASI-enabled WebAssembly C/C++ toolchain
      llvmsysrootwasi-sdkwasi-libc
      CMake
      •
      Apache License 2.0
      •217•1.5k•53•13•Updated Feb 13, 2026Feb 13, 2026

    • threads

      Public
      Threads and Atomics in WebAssembly
      proposal
      WebAssembly
      •
      Other
      •52•747•72•0•Updated Feb 10, 2026Feb 10, 2026

    • custom-descriptors

      Public
      Custom RTTs and JS interop for Wasm GC structs
      WebAssembly
      •
      Other
      •1•10•21•0•Updated Feb 5, 2026Feb 5, 2026

    • wasi-otel

      Public
      OpenTelemetry API for WASI
      Other
      •1•12•2•0•Updated Feb 4, 2026Feb 4, 2026

    • compact-import-section

      Public
      Proposal repository for compact import sections
      WebAssembly
      •
      Other
      •1•4•4•1•Updated Jan 29, 2026Jan 29, 2026

    • tool-conventions

      Public
      Conventions supporting interoperatibility between tools working with WebAssembly.
      WebAssembly
      •
      Artistic License 2.0
      •76•363•47•7•Updated Jan 29, 2026Jan 29, 2026

    • proposals

      Public
      Tracking WebAssembly proposals
      meta
      69•1.1k•5•0•Updated Jan 27, 2026Jan 27, 2026

    • shared-everything-threads

      Public
      A draft proposal for spawning threads in WebAssembly
      WebAssembly
      •
      Other
      •5•86•24•3•Updated Jan 16, 2026Jan 16, 2026

    • rounding-mode-control

      Public
      WebAssembly
      •
      Other
      •5•6•2•0•Updated Jan 11, 2026Jan 11, 2026

    • wide-arithmetic

      Public
      WebAssembly proposal for wide arithmetic
      WebAssembly
      •
      Other
      •516•13•4•0•Updated Jan 8, 2026Jan 8, 2026

    • wasi-crypto

      Public
      WASI Cryptography API Proposal
      Makefile
      •22•173•12•0•Updated Jan 7, 2026Jan 7, 2026

    • jit-interface

      Public
      WebAssembly specification, reference interpreter, and test suite for the jit-interfaces proposal.
      WebAssembly
      •
      Other
      •516•23•6•0•Updated Dec 10, 2025Dec 10, 2025

    • js-promise-integration

      Public
      JavaScript Promise Integration
      proposal
      WebAssembly
      •
      Other
      •22•108•2•4•Updated Dec 8, 2025Dec 8, 2025

    • multibyte-array-access

      Public
      WebAssembly
      •
      Other
      •0•1•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•26•6•0•Updated Dec 2, 2025Dec 2, 2025

    • wasm-c-api

      Public
      Wasm C API prototype
      C++
      •
      Apache License 2.0
      •84•596•50•9•Updated Dec 1, 2025Dec 1, 2025

    • wasi-distributed-lock-service

      Public
      4•5•0•2•Updated Nov 26, 2025Nov 26, 2025

    • wasi-sql

      Public
      7•31•3•1•Updated Nov 26, 2025Nov 26, 2025