Best Open Source webassembly Libraries
A curated list of the most popular GitHub repositories tagged with webassembly. Select any project to visualize its architecture and dive into the codebase using RepoMind's AI engine.
#1JetBrains/kotlin
The Kotlin Programming Language.
#2naptha/tesseract.js
Pure Javascript OCR for more than 100 Languages ๐๐๐ฅ
#3gkd-kit/gkd
ๅบไบๆ ้็ข๏ผ้ซ็บง้ๆฉๅจ๏ผ่ฎข้ ่งๅ็่ชๅฎไนๅฑๅน็นๅปๅฎๅๅบ็จ | An Android APP with custom screen tapping based on Accessibility, Advanced Selectors, and Subscription Rules
#4raysan5/raylib
A simple and easy-to-use library to enjoy videogames programming
#5emscripten-core/emscripten
Emscripten: An LLVM-to-WebAssembly Compiler
#6slint-ui/slint
Slint is an open-source declarative GUI toolkit to build native user interfaces for Rust, C++, JavaScript, or Python apps.
#7JetBrains/compose-multiplatform
Compose Multiplatform, a modern UI framework for Kotlin that makes building performant and beautiful user interfaces easy and enjoyable.
#8AssemblyScript/assemblyscript
A TypeScript-like language for WebAssembly.
#9tursodatabase/turso
Turso is an in-process SQL database, compatible with SQLite.
#10bytecodealliance/wasmtime
A lightweight WebAssembly runtime that is fast, secure, and standards-compliant
#11tinygo-org/tinygo
Go compiler for small places. Microcontrollers, WebAssembly (WASM/WASI), and command-line tools. Based on LLVM.
#12tursodatabase/libsql
libSQL is a fork of SQLite that is both Open Source, and Open Contributions.
#13leaningtech/webvm
Virtual Machine for the Web
#14pion/webrtc
Pure Go implementation of the WebRTC API
#15unoplatform/uno
Open-source platform for building cross-platform native Mobile, Web, Desktop and Embedded apps quickly. Create rich, C#/XAML, single-codebase apps from any IDE. Hot Reload included! 90m+ NuGet Downloads!!
#16mbasso/awesome-wasm
๐ Curated list of awesome things regarding the WebAssembly (wasm) ecosystem.
#17AdrienTorris/awesome-blazor
Resources for Blazor, a .NET web framework using C#/Razor and HTML that runs in the browser with WebAssembly.
#18capstone-engine/capstone
Capstone disassembly/disassembler framework for ARM, ARM64 (ARMv8), Alpha, BPF, Ethereum VM, HPPA, LoongArch, M68K, M680X, Mips, MOS65XX, PPC, RISC-V(rv32G/rv64G), SH, Sparc, SystemZ, TMS320C64X, TriCore, Webassembly, XCore and X86.
#19taubyte/tau
Fullstack Workspace for Humans & Machines
#20vugu/vugu
Vugu: A modern UI library for Go+WebAssembly (experimental)
#21lunatic-solutions/lunatic
Lunatic is an Erlang-inspired runtime for WebAssembly
#22jupyterlite/jupyterlite
Wasm powered Jupyter running in the browser ๐ก
#23container2wasm/container2wasm
Container to WASM converter
#24pocket-nexus/pocketjs
PocketJS: create UI on every screen you love. JavaScript components drawn as native pixels on handhelds, desktops and embedded screens. Also home to Pocket3D and MicroTS.
#25ThatOpen/engine_web-ifc
Reading and writing IFC files with Javascript, at native speeds.
#26esengine/estella
A fast 2D and 3D game engine โ TypeScript SDK, C++/WebAssembly core, visual editor. Ship one project to web, desktop, WeChat MiniGames, playable ads, and native Android / iOS.
#27YomotsuHisami/eagler-touhou
ๅจ Web ไธ่ฟ่กไธๆน Project ๅไฝ็่ฎกๅ
#28joshvajo/Freedows8Bit-CogCathedral
NeuroEmulation Framework 2026: Cognitive Scaffolding for Executive Function Training