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    128 repositories

    • binaryen

      Public
      Optimizer and compiler/toolchain library for WebAssembly
      c-plus-pluswebassemblyemscripten
      c-plus-pluswebassemblyemscriptencompilershacktoberfest
      WebAssembly
      •
      Apache License 2.0
      •870•8.6k•334•219•Updated Jul 29, 2026Jul 29, 2026

    • component-model

      Public
      Repository for design and specification of the Component Model
      WebAssembly
      •
      Other
      •126•1.3k•132•12•Updated Jul 28, 2026Jul 28, 2026

    • spec

      Public
      WebAssembly specification, reference interpreter, and test suite.
      specification
      specification
      WebAssembly
      •
      Other
      •531•3.4k•71•16•Updated Jul 28, 2026Jul 28, 2026

    • half-precision

      Public
      Proposal to introduce half precision operations
      WebAssembly
      •
      Other
      •1•13•7•0•Updated Jul 28, 2026Jul 28, 2026

    • wasi-sdk

      Public
      WASI-enabled WebAssembly C/C++ toolchain
      llvmsysrootwasi-sdk
      llvmsysrootwasi-sdkwasi-libc
      CMake
      •
      Apache License 2.0
      •232•1.6k•52•8•Updated Jul 28, 2026Jul 28, 2026

    • meetings

      Public
      WebAssembly meetings (VC or in-person), agendas, and notes
      meta
      meta
      HTML
      •185•541•11•2•Updated Jul 27, 2026Jul 27, 2026

    • jit-interface

      Public
      WebAssembly specification, reference interpreter, and test suite for the jit-interfaces proposal.
      WebAssembly
      •
      Other
      •531•30•6•0•Updated Jul 27, 2026Jul 27, 2026

    • wasi-crypto

      Public
      WASI Cryptography API Proposal
      Makefile
      •
      Other
      •25•179•8•0•Updated Jul 27, 2026Jul 27, 2026

    • wasi-libc

      Public
      WASI libc implementation for WebAssembly
      wasi
      wasi
      C
      •
      Other
      •243•1k•57•13•Updated Jul 27, 2026Jul 27, 2026

    • WASI

      Public
      WebAssembly System Interface
      httposwebassembly
      httposwebassemblywasi
      Rust
      •
      Other
      •327•5.8k•254•5•Updated Jul 25, 2026Jul 25, 2026

    • custom-descriptors

      Public
      Custom RTTs and JS interop for Wasm GC structs
      WebAssembly
      •
      Other
      •3•11•24•6•Updated Jul 24, 2026Jul 24, 2026

    • proposals

      Public
      Tracking WebAssembly proposals
      meta
      meta
      74•1.1k•5•0•Updated Jul 22, 2026Jul 22, 2026

    • website

      Public
      WebAssembly website
      CSS
      •
      Apache License 2.0
      •210•285•9•7•Updated Jul 21, 2026Jul 21, 2026

    • wabt

      Public
      The WebAssembly Binary Toolkit
      webassembly
      webassembly
      C++
      •
      Apache License 2.0
      •820•8.1k•180•48•Updated Jul 20, 2026Jul 20, 2026

    • custom-page-sizes

      Public
      proposal
      proposal
      WebAssembly
      •
      Other
      •7•13•6•0•Updated Jul 20, 2026Jul 20, 2026

    • wasi-testsuite

      Public
      WASI Testsuite
      Rust
      •
      Apache License 2.0
      •45•88•4•4•Updated Jul 15, 2026Jul 15, 2026

    • relaxed-atomics

      Public
      WebAssembly
      •
      Other
      •1•1•2•0•Updated Jul 15, 2026Jul 15, 2026

    • stack-switching

      Public
      A repository for the stack switching proposal.
      proposal
      proposal
      WebAssembly
      •
      Other
      •19•210•25•8•Updated Jul 14, 2026Jul 14, 2026

    • multibyte-array-access

      Public
      WebAssembly
      •
      Other
      •0•4•5•0•Updated Jul 13, 2026Jul 13, 2026

    • wasi-webgpu

      Public
      proposalwasi
      proposalwasi
      Rust
      •
      Other
      •15•213•18•0•Updated Jul 2, 2026Jul 2, 2026

    • shared-everything-threads

      Public
      A draft proposal for spawning threads in WebAssembly
      WebAssembly
      •
      Other
      •6•96•25•2•Updated Jun 25, 2026Jun 25, 2026

    • js-promise-integration

      Public
      JavaScript Promise Integration
      proposal
      proposal
      WebAssembly
      •
      Other
      •22•114•2•3•Updated Jun 23, 2026Jun 23, 2026

    • content-security-policy

      Public
      proposal
      proposal
      WebAssembly
      •
      Other
      •10•41•3•1•Updated Jun 23, 2026Jun 23, 2026

    • testsuite

      Public
      Mirror of the spec testsuite
      WebAssembly
      •
      Apache License 2.0
      •67•249•2•0•Updated Jun 17, 2026Jun 17, 2026

    • js-text-encoding-builtins

      Public
      JS Text Encoding Builtins
      WebAssembly
      •
      Other
      •531•1•5•2•Updated May 26, 2026May 26, 2026

    • tool-conventions

      Public
      Conventions supporting interoperatibility between tools working with WebAssembly.
      WebAssembly
      •
      Artistic License 2.0
      •76•370•48•9•Updated May 22, 2026May 22, 2026

    • esm-integration

      Public
      ECMAScript module integration
      proposal
      proposal
      WebAssembly
      •
      Other
      •37•457•12•4•Updated May 12, 2026May 12, 2026

    • wasi-otel

      Public
      OpenTelemetry API for WASI
      Other
      •3•21•1•1•Updated Apr 28, 2026Apr 28, 2026

    • wasi-spi

      Public
      Serial Peripheral Interface (SPI) API for WASI
      Rust
      •6•10•0•0•Updated Apr 28, 2026Apr 28, 2026

    • compact-import-section

      Public
      Proposal repository for compact import sections
      WebAssembly
      •
      Other
      •1•6•5•1•Updated Apr 27, 2026Apr 27, 2026
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