Top WebAssembly repositories

Repositories with the GitHub topic “webassembly”: 39 repositories with 735k stars between them, mostly written in Rust, Go and C. The highest-rated is ruvnet/RuView, #100 on the bestofgithub Elo ladder.

Biggest movers this week

qybaihe/bla

Open on GitHubTypeScript

🛡️ BLA (bla-agents / Blind LLM Agents) — Open-source Blue Defense MCP server & CLI protecting JS/TS, Electron ASAR, WASM, Python, Native Binaries, SQLite, GGUF/Safetensors & Android DEX against AI reverse-engineering agents (REA).

  • 1,700+41 Elo, change today
  • 5.7k stars
  • 714 forks
  • 28 watchers
npm
npm install -g bla-agents
  • adversarial-ai
  • ai-security
  • android-security
  • binary-protection

Automattic/harper

Open on GitHubRust

Offline, privacy-first grammar checker. Fast, open-source, Rust-powered

  • 1,854+4 Elo, change today
  • 17.7k stars
  • 835 forks
  • 49 watchers
brew install harper
  • chrome-extension
  • developer-tools
  • english-language
  • grammar-checker

boa-dev/boa

Open on GitHubRust

Boa is an embeddable Javascript engine written in Rust.

  • 1,494+8 Elo, change today
  • 7.6k stars
  • 701 forks
git
git clone https://github.com/boa-dev/boa.git
  • ecmascript
  • hacktoberfest
  • interpreter
  • javascript

leptos-rs/leptos

PickOpen on GitHubRust

Full-stack Rust web framework with fine-grained reactivity, SSR and WASM hydration. This site runs on it.

  • 1,665+9 Elo, change today
  • 21.5k stars
  • 927 forks
  • 101 watchers
cargo
cargo install cargo-leptos --locked
  • rust
  • wasm
  • frontend

tursodatabase/libsql

Open on GitHubC

libSQL is a fork of SQLite that is both Open Source, and Open Contributions.

  • 1,561+5 Elo, change today
  • 17.3k stars
  • 562 forks
git
git clone https://github.com/tursodatabase/libsql.git
  • database
  • embedded-database
  • rust
  • sqlite

Top 39 on the Elo ladder

  1. #100
    ruvnet/RuView

    π RuView turns commodity WiFi signals into real-time spatial intelligence, vital sign monitoring, and presence…

    2,235 Elo −17104kRust
  2. #360
    gkd-kit/gkd

    基于无障碍,高级选择器,订阅规则的自定义屏幕点击安卓应用 | An Android APP with custom screen tapping based on Accessibility, Advanced Selectors…

    2,033 Elo +1244.8kKotlin
  3. #933
    raysan5/raylib

    A simple and easy-to-use library to enjoy videogames programming

    1,869 Elo −935.6kC
  4. #1,015
    Automattic/harper

    Offline, privacy-first grammar checker. Fast, open-source, Rust-powered

    1,854 Elo +9417.7kRust
  5. #1,202
    JetBrains/kotlin

    The Kotlin Programming Language.

    1,827 Elo −1453.5kKotlin
  6. #1,291
    slint-ui/slint

    Slint is an open-source declarative GUI toolkit to build native user interfaces for Rust, C++, JavaScript, or Python…

    1,814 Elo +2624.5kRust
  7. #1,466
    tursodatabase/turso

    A SQL database in Rust: SQLite-compatible, now also speaking Postgres (experimental). The LLVM of databases.

    1,789 Elo −225.2kRust
  8. #1,613
    meshery/meshery

    Meshery, the cloud native manager

    1,771 Elo +6612.2kGo
  9. #2,257
    qybaihe/bla

    🛡️ BLA (bla-agents / Blind LLM Agents) — Open-source Blue Defense MCP server & CLI protecting JS/TS, Electron ASAR…

    1,700 Elo +3475.7kTypeScript
  10. #2,351
    emscripten-core/emscripten

    Emscripten: An LLVM-to-WebAssembly Compiler

    1,690 Elo −3627.7kC++
  11. #2,392
    naptha/tesseract.js

    Pure Javascript OCR for more than 100 Languages 📖🎉🖥

    1,687 Elo −3038.8kJavaScript
  12. #2,495
    bytecodealliance/wasmtime

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

    1,676 Elo +2718.8kRust
  13. #2,630
    leptos-rs/leptos

    Full-stack Rust web framework with fine-grained reactivity, SSR and WASM hydration. This site runs on it.

    1,665 Elo +6321.5kRust
  14. #3,298
    wasmerio/wasmer

    🚀 Fast and lightweight sandboxes for your apps and AI agents

    1,617 Elo +621.2kRust
  15. #3,449
    pion/webrtc

    Pure Go implementation of the WebRTC API

    1,608 Elo −1616.9kGo
  16. #3,467
    JetBrains/compose-multiplatform

    Compose Multiplatform, a modern UI framework for Kotlin that makes building performant and beautiful user interfaces…

    1,607 Elo −219.4kKotlin
  17. #3,503
    tinygo-org/tinygo

    Go compiler for small places. Microcontrollers, WebAssembly (WASM/WASI), and command-line tools. Based on LLVM.

    1,605 Elo −2117.9kGo
  18. #3,660
    perspective-dev/perspective

    A data visualization and analytics component, especially well-suited for large and/or streaming datasets.

    1,594 Elo +3011.4kRust
  19. #3,806
    leaningtech/webvm

    Virtual Machine for the Web

    1,585 Elo −1617.4kSvelte
  20. #4,223
    tursodatabase/libsql

    libSQL is a fork of SQLite that is both Open Source, and Open Contributions.

    1,561 Elo +5117.3kC
  21. #4,236
    capstone-engine/capstone

    Capstone disassembly/disassembler framework for ARM, ARM64 (ARMv8), Alpha, BPF, Ethereum VM, HPPA, LoongArch, M68K…

    1,560 Elo +469.1kC
  22. #4,498
    pyodide/pyodide

    Pyodide is a Python distribution for the browser and Node.js based on WebAssembly

    1,546 Elo +414.9kPython
  23. #5,228
    AssemblyScript/assemblyscript

    A TypeScript-like language for WebAssembly.

    1,509 Elo −1218kWebAssembly
  24. #5,516
    unoplatform/uno

    Open-source platform for building cross-platform native Mobile, Web, Desktop, and Embedded apps from a single C#/XAML…

    1,496 Elo +2910.1kC#
  25. #5,553
    boa-dev/boa

    Boa is an embeddable Javascript engine written in Rust.

    1,494 Elo +687.6kRust
  26. #5,824
    kanaka/mal

    mal - Make a Lisp

    1,482 Elo −2710.7kAssembly
  27. #6,077
    WasmEdge/WasmEdge

    WasmEdge is a lightweight, high-performance, and extensible WebAssembly runtime for cloud native, edge, and…

    1,470 Elo −1610.8kC++
  28. #6,531
    evidence-dev/evidence

    Business intelligence as code: build fast, interactive data visualizations in SQL and markdown

    1,451 Elo +357.1kTypeScript
  29. #6,738
    WebAssembly/binaryen

    Optimizer and compiler/toolchain library for WebAssembly

    1,443 Elo +78.6kWebAssembly
  30. #6,901
    WebAssembly/wabt

    The WebAssembly Binary Toolkit

    1,437 Elo +158.2kC++
  31. #6,980
    svenstaro/genact

    🌀 A nonsense activity generator

    1,434 Elo −712.2kRust
  32. #7,207
    mbasso/awesome-wasm

    😎 Curated list of awesome things regarding the WebAssembly (wasm) ecosystem.

    1,425 Elo +19.6k
  33. #7,424
    AdrienTorris/awesome-blazor

    Resources for Blazor, a .NET web framework using C#/Razor and HTML that runs in the browser with WebAssembly.

    1,417 Elo −29.3k
  34. #7,945
    therecipe/qt

    Qt binding for Go (Golang) with support for Windows / macOS / Linux / FreeBSD / Android / iOS / Sailfish OS / Raspberry…

    1,398 Elo −810.8kGo
  35. #8,366
    wasm3/wasm3

    🚀 A fast WebAssembly interpreter and the most universal WASM runtime

    1,381 Elo +198kC
  36. #8,451
    wazero/wazero

    wazero: the zero dependency WebAssembly runtime for Go developers

    1,378 Elo +436.4kGo
  37. #9,530
    spinframework/spin

    Spin is the open source developer tool for building and running serverless applications powered by WebAssembly.

    1,316 Elo +496.5kRust
  38. #9,737
    astrid-runtime/astrid

    Astrid is a portable, capability-secure operating system for composable software.

    1,289 Elo −810.2kRust
  39. #10,223
    seed-rs/seed

    A Rust framework for creating web apps

    641 Elo −403.8kRust