CATEGORY
WebAssembly 4,138 crates
Data as of 2026-07-25 (crates.io database dump, timestamp 2026-07-25T02:00:36Z). Source: crates.io · db-dump.tar.gz · methodology & corrections.
yew-duskmoon-iconsDuskMoon Icons, a Yew icons libaray.10,811GPL-3.0
wallet_standard_browserThe wasm / browser compatible rust based implementation of the wallet standard.10,778Unlicense
tea-tapp-commonThe TEA SDK10,738non-standard
fluvio-smartstreamFluvio SmartModule WASM library10,630Apache-2.0
wasm-web-helpersThe helper suite for WebAssembly web clients10,595MIT OR Apache-2.0
float-pigment-cssThe CSS parser for the float-pigment project.10,593MIT
open-coroutine-macrosThe proc macros for open-coroutine10,592Apache-2.0
emscripten_main_loopMain loop abstraction that works for both native and Emscripten builds. Gets around the issue of freezing up browser tabs when a…10,586non-standard
futuresdr-pmtPolymorphic Types for an Experimental Async SDR Runtime for Heterogeneous Architectures.10,506Apache-2.0
web-codecsWASM bindings for Web Codecs10,491MIT OR Apache-2.0
class_listA reactive helper that ensures normalized class list strings in frontend frameworks like Leptos.10,464MIT
wasefire-interpreterWasefire WebAssembly interpreter10,462Apache-2.0
tezos-smart-rollupSDK for Tezos Smart Rollup kernel development.10,457MIT
trading-chartsRust bindings of Lightweight Charts with Leptos and Dioxus adapters10,449MIT
wnfs-nameaccumulatorCryptographic accumulators for the Webnative Filesystem10,439Apache-2.0
parity-wasm-cpWebAssembly binary format serialization/deserialization/interpreter10,430MIT/Apache-2.0
wasi-passthrough-loggingwasi:logging passthrough layer10,364Apache-2.0 WITH LLVM-exception
beet_examplesBits and pieces for substantial beet examples10,353MIT OR Apache-2.0
reinhardt-pagesWASM-based frontend framework for Reinhardt with Django-like API10,335BSD-3-Clause
futuresdr-typesPolymorphic Types for an Experimental Async SDR Runtime for Heterogeneous Architectures.10,323Apache-2.0
heapzHeap/Priority Queue implementations10,302non-standard
quartz-tee-raInternal CosmWasm library for handling Intel SGX DCAP remote attestations.10,302Apache-2.0
float-pigment-css-macroHelper macros for float-pigment-css.10,274MIT
wasm-mtA multithreading library for Rust and WebAssembly.10,269MIT/Apache-2.0
reinhardt-pages-macrosProcedural macros for reinhardt-pages (WASM frontend framework)10,256BSD-3-Clause
startmeupAction bindings and runtime for Ordinary10,255AGPL-3.0-only
air-interpreter-sedeAIR interpreter serialization and deserialization util module10,240Apache-2.0
float-pigment-consistent-bincodeA serialize format designed for `float-pigment-css`.10,236MIT
dakuInterface to the Daku API10,232Apache-2.0 OR BSL-1.0 OR MIT
hotg-rune-wasm3-runtimeA Rune runtime backed by wasm3.10,225MIT OR Apache-2.0
passkey-serverA generic, storage-agnostic Passkey (WebAuthn) server implementation.10,223MIT
yew_prismYew Prism is a highlighter code component based in Prism for yew10,198MIT
eng-wasm-deriveEnigma library for creating Secret Contracts10,189AGPL-3.0
reinhardt-pages-astAST definitions for reinhardt-pages macro DSLs (shared between proc-macros and formatters)10,185BSD-3-Clause
wasmer-asml-forkHigh-performant WebAssembly runtime10,173MIT
beet_flowAn ECS control flow library10,156MIT OR Apache-2.0
open-coroutine-coreThe open-coroutine is a simple, efficient and generic coroutine library.10,155Apache-2.0
pico-detectPixel Intensity Comparison-based Object (PICO) detection library.10,143MIT
keygate-jwtEasy to use, secure, and opinionated JWT (JSON Web Tokens) implementation for Rust10,067MIT
wain-validateWebAssembly syntax tree validator for wain project10,059MIT
chip8_coreA CHIP-8 emulator core library10,031MIT
tycho-substreamsTycho substreams development kit, contains tycho-indexer block changes model and helper functions for common indexing tasks.10,020MIT
wasm_plugin_hostA low-ish level tool for easily hosting WASM based plugins9,998MIT
css-in-rust-nextCSSinRust is a package for use with WASM applications providing a component level CSS styling experience.9,991MIT
wasmvisionRust bindings for wasmVision platform host functions.9,989Apache-2.0
bsvA Bitcoin stdlib9,966MIT
mimeograph_router_helpersBits used by mimeograph_router_codegen9,961MIT OR Apache-2.0
ordinaryOrdinary CLI9,957AGPL-3.0-only
rust-glRust wrapper around webgl.9,951MIT
stellation-coreThe framework experience for Yew.9,944MIT OR Apache-2.0
aws-greengrass-nucleusaws greengrass nucleus in Rust (unofficial)9,897MIT
stellation-bridgeThe framework experience for Yew.9,890MIT OR Apache-2.0
wasmflow-codecJSON, Messagepack, & Raw serde value encoding/decoding library9,876Apache-2.0
nightflyhigher level HTTP client library for the lunatic runtime9,866MIT/Apache-2.0
stencilrTemplate engine and bindings for Ordinary9,769AGPL-3.0-only
js-bindgenGenerate bindings that call JavaScript from WebAssembly9,750MIT OR Apache-2.0
wascap-guestGuest SDK for building Waxosuit WebAssembly modules9,738Apache-2.0
seekable-stream-cipherSeekable stream cipher and encryption/decryption9,724MIT
wasmdome-domainEvent Sourced Domain Model for the 'Assembly Mechs: Beyond WasmDome' Game9,714Apache-2.0
gear-processorThe core processor for Gear programs9,707GPL-3.0
yozefu-wasm-typesTypes and structures for defining WebAssembly modules9,666Apache-2.0
westWebAssembly component test runtime9,658Apache-2.0 WITH LLVM-exception
wasmer-singlepass-backend-xWasmer runtime single pass compiler backend9,625MIT
quartz-contract-coreA CosmWasm framework for securely interacting with Intel SGX enclaves.9,622Apache-2.0
rust-gl-procRust wrapper around webgl.9,607MIT
fastedge-deriveProcedural macros for the FastEdge Rust SDK9,591Apache-2.0
fluence-sdk-test-macro-implImplementation of the `#[fce_test]` macro9,541Apache-2.0
wasm-wnfsWebNative Filesystem API (WebAssembly)9,527Apache-2.0
oxyde-cloud-deployCLI for deploying the Oxyde Cloud API9,478MIT
dioxus-slides-macroA slidable macro library for dioxus-slides9,464MIT OR Apache-2.0
substreams-sink-kvSubstreams kv sink module9,456Apache-2.0
wain-syntax-binaryWebAssembly binary format parser for wain project9,452MIT
wasm-procGear wasm processor9,406GPL-3.0
air-interpreter-valueJSON value optimized for copying9,397Apache-2.0
substreams-nearSubstreams development kit for NEAR chains, contains Firehose Block model and helpers.9,387Apache-2.0
wasm-utilsWASM Utilities from Webb9,361MIT/Apache-2.0
externref-macroProc macro for `externref`9,351MIT OR Apache-2.0
wasmer-types-xWasmer Common Types9,335MIT OR Apache-2.0 WITH LLVM-exception
pipsLibrary for analyzing dice roll expressions in TTRPGs9,327MIT
waxosuit-guestDeprecated in factor of the wascc-actor crate9,318Apache-2.0
externrefLow-cost reference type shims for WASM modules9,309MIT OR Apache-2.0
float-pigment-layoutA light-weight layout engine which supports common web layout algorithms.9,306MIT
fluvio-smartstream-deriveFluvio SmartStream WASM procedural macro9,306Apache-2.0
pdk-metrics-libPDK Metrics Library9,295non-standard
llml_simdSIMD (Single Instruction Multiple Data) extension for a variety of targets9,294MIT
future-runnerA lightweight future executor with WASM support and configurable runtime options for async Rust applications9,270MIT
sqlx-d1-corecore implementation for sqlx-d1 - SQLx for Cloudflare D19,266MIT
wasmcloudA secure, distributed, WebAssembly actor model runtime for the cloud, edge, and everything in between9,255non-standard
canic-testkitDeprecated empty placeholder crate; use ic-testkit instead.9,244MIT
rwasmZK-friendly WebAssembly runtime optimized for blockchain and zero-knowledge applications9,231Apache-2.0
vigilant_lampMulti-target game engine / graphics library9,227MIT OR Apache-2.0
float-pigment-forest-macroHelper macros for float-pigment-forest.9,205MIT
tea-actorx2The TEA SDK9,177non-standard
hc-wasmer-typesWasmer Common Types9,177MIT OR Apache-2.0 WITH LLVM-exception
alloc_cata simple allocator for small-to-tiny Wasm projects in rust9,170non-standard
webpixelsLibmosh for WebAssembly9,135Apache-2.0 OR MIT
snarkvm-synthesizer-errorA decentralized virtual machine9,121Apache-2.0
wasmdome-mech-sdkSDK for developing WebAssembly robots to compete autonomously in arenas9,116Apache-2.0
smbpndk-networkingCommand line tool for creating and managing SmbPndk resources.9,104Apache-2.0
wasmcvRust bindings for wasmCV computer vision interfaces based on WebAssembly.9,096Apache-2.0
depyler-wasmWebAssembly bindings for Depyler Python-to-Rust transpiler9,096MIT OR Apache-2.0
wasmer-vm-xRuntime library support for Wasmer9,091MIT OR Apache-2.0 WITH LLVM-exception
devoutA simple cross-platform logging library.9,078Apache-2.0/Zlib
zkp-primefieldA 251-bit prime field suitable for FFTs.9,074Apache-2.0
gtag-jsA rustic wrapper around Google's gtag.js framework.9,063MIT/Apache-2.0
wasi-nn-safeHigh-level and Safe Rust API bindings for wasi-nn system calls9,059non-standard
wasi-passthrough-keyvaluewasi:keyvalue passthrough layer9,056Apache-2.0 WITH LLVM-exception
observable-reactobservable-react enables react component bindings to rust components using WASM9,028MIT/Apache-2.0
wasmfmtA WebAssembly formatter9,025MIT
dioxus-iconsLucide icons for Dioxus, one component per icon.9,001MIT AND ISC
yew-html-extHandy syntactic extensions for Yew's HTML macros8,966MIT
subtitlesA command line programme to generate SRT format subtitles for use in video players.8,942BSD-2-Clause
beet_spatialSpatial actions built upon beet_flow8,929MIT OR Apache-2.0
fastedgeFastEdge Rust SDK that helps you to create edge cloud application using WASM8,917Apache-2.0
stellation-backendThe framework experience for Yew.8,905MIT OR Apache-2.0
float-pigment-forestA node tree implementation for float-pigment-layout.8,899MIT
wasmer-compiler-xBase compiler abstraction for Wasmer WebAssembly runtime8,893MIT OR Apache-2.0 WITH LLVM-exception
wgpu_tokioAsync bindings using tokio for wgpu8,859non-standard
emscripten-valA Rust wrapper around the emscripten/val api8,838MIT
leptos_workers_macroMacros for leptos_workers, a WebWorker library for the Leptos web framework.8,789MIT OR Apache-2.0
greenwasm-spectestA library shim around a mirror of the official Webasembly MVP testsuite.8,782MIT/Apache-2.0
cgnA library for optimally compressing chess games in PGN format.8,777MIT
float-pigment-mlpTesting utilities for float-pigment. Should not be used by modules of other projects.8,774MIT
wnfs-unixfs-fileIPLD UnixFS File implementation for Webnative Filesystem8,757Apache-2.0
rapier3d-urdfURDF file loader for the 3D rapier physics engine.8,747Apache-2.0
hc-wasmer-vmRuntime library support for Wasmer8,726MIT OR Apache-2.0 WITH LLVM-exception
web-sys-queryjQuery-like API for web-sys8,717ISC
crossbusA Platform-Less Runtime-Less Actor Computing Model8,696MIT
tea-vmh-codecThe TEA SDK8,695non-standard
sqlx-d1SQLx for Cloudflare D18,676MIT
mimeograph_router_codegenCodegen for a minimalistic HTTP router.8,659MIT OR Apache-2.0
wain-syntax-textWebAssembly text format parser for wain project8,656MIT
bevy_retrograde_coreThe core components and renderer of Bevy Retrograde8,648non-standard
ic-auth-clientA client library for Internet Computer identity authentication services.8,621Apache-2.0
bulwark-ext-processorAn Envoy external processor for the Bulwark security engine.8,613Apache-2.0 WITH LLVM-exception
wasmer-llvm-backendWasmer runtime LLVM compiler backend8,608MIT
clevelAssessment of expert competence8,604non-standard
websocket-webWebSockets on the web 🕸️ — WebSocket support in a JavaScript runtime environment, usually a web browser.8,598Apache-2.0
float-pigmentA collection of major float-pigment crates.8,581MIT
openzeppelin-cryptoCryptographic Utilities8,562MIT
hc-wasmer-compilerBase compiler abstraction for Wasmer WebAssembly runtime8,559MIT
wasmcloud-actor-core-deriveProcedural macro derive crate for wasmcloud-actor-core8,546Apache-2.0
patternfly-dioxusPatternfly v4 Component for Dioxus8,529MIT OR Apache-2.0
leptos-captchaSimple Captcha / PoW component for Leptos8,499MIT
tea-actorxThe TEA SDK8,491non-standard
plugy-coreplugy empowers you to construct agnostic dynamic plugin systems using Rust and WASM8,489MIT OR Apache-2.0
wasmcloud-actor-blobstoreInterface to the blobstore contract for use by wasmCloud Actors8,480Apache-2.0
mfight_sdkRust library for writing NEAR smart contracts.8,439MIT OR Apache-2.0
beet_netVery bevy networking utilities8,433MIT OR Apache-2.0
wasmer-engine-xWasmer Engine abstraction8,425MIT OR Apache-2.0 WITH LLVM-exception
lit-htmlA library for rendering HTML8,393MIT OR Apache-2.0
bulwark-wasm-hostThe WebAssembly host environment for the Bulwark security engine.8,358Apache-2.0 WITH LLVM-exception
wqa tool for converting web assembly into json8,335MIT OR Apache-2.0
ratio-reactorSetup WebWorkers as queueing job shop reactors in WASM applications with different strategies.8,326MPL-2.0
wasm-startupA simple WASM startup project8,319MIT
beet_flow_macrosBevy Everywhere8,310MIT OR Apache-2.0
rings-rpcRings is a structured peer-to-peer network implementation using WebRTC, Chord algorithm, and full WebAssembly (WASM) support.8,274GPL-3.0
wasmbind-js-file-macroProvide a macro to generate JavaScript bindings from an external JS file8,268MIT
cw-clientRust library for interacting with CosmWasm-enabled blockchains.
Deploy contracts, query them, and execute transactions.8,257Apache-2.0
wsc-attestationTransformation attestation types for WebAssembly toolchains8,255MIT
emitter-rs📢 Emitter RS is a lightweight EventEmitter implementation for Rust and Wasm.8,220MIT
wrpc-transport-quicwRPC QUIC transport8,210Apache-2.0 WITH LLVM-exception
yewdux-functionalFunctional interface for Yewdux8,205MIT
smbcloud-clismbCloud command line interface.8,197Apache-2.0
wasmer-runtime-xWasmer runtime library8,187MIT
godfatherAPI server for Ordinary8,182AGPL-3.0-only
wasmcloud-httpserverHTTP Server capability provider for the wasmCloud host runtime8,174Apache-2.0
wasmer-engine-universal-xWasmer Universal Engine8,151MIT OR Apache-2.0 WITH LLVM-exception
plugy-macrosplugy empowers you to construct agnostic dynamic plugin systems using Rust and WASM8,146MIT OR Apache-2.0
wascc-redisRedis capability provider for the waSCC WebAssembly actor runtime8,130Apache-2.0
wasmer-compiler-singlepass-xSinglepass compiler for Wasmer WebAssembly runtime8,125MIT
numbat-wasmNumbat WebAssembly smart contract API8,117GPL-3.0-only
reqwest-vcapra1-add-cookieshigher level HTTP client library8,114MIT/Apache-2.0
yareio-sysRust bindings for Yare.io8,113MIT
wasmer-compiler-uncBase compiler abstraction for Wasmer WebAssembly runtime8,103MIT OR Apache-2.0 WITH LLVM-exception
kiteconnect-async-wasmModern async Rust client for KiteConnect REST APIs with WASM support. Clean, well-documented, and focused on REST-only operations.8,103Unlicense
tea-actor-txnsThe TEA SDK8,083non-standard
bulwark-wasm-sdk-macrosMacros for Bulwark's WebAssembly SDK.8,025Apache-2.0 WITH LLVM-exception
pbf-coreMininmal protobuffer module; Build your own glue.8,009MIT
yew-utilsSome batteries for the yew WebAssembly frontend framework.8,008MIT
prest-buildProgressive RESTful framework build utils8,001MIT OR Apache-2.0
plugy-runtimeplugy empowers you to construct agnostic dynamic plugin systems using Rust and WASM7,989MIT OR Apache-2.0
webui_procs`early development` Macros for WebUI - Website UI framework and component library for quickly building websites with native…7,989MIT
graphql_client_webTyped GraphQL requests and responses (web integration)7,978Apache-2.0 OR MIT
pdk-ip-filter-libPDK IP Filter Library7,969non-standard
canic-utilsDeprecated empty placeholder crate; use canic instead.7,963MIT
styled_macroScoped styles for your Leptos components7,963APL-1.0
leptos-obfuscateSimple email obfuscation component for Leptos7,949MIT
fluence-sdk-test-macroDefinition of the `#[fce_test]` macro7,934Apache-2.0
docx-handlebarsA Rust library for processing DOCX files with Handlebars templates, supporting WASM, Node.js, Deno, and browsers7,899MIT
wasm4WASM-4 bindings for Rust7,895MIT
afterglowA rust front-end framework built on typed-html and dodrio. Use trait objects to decouple view/mutation behaviour and data model.7,889Apache-2.0/MIT
yewvA lightning fast state management module for Yew7,889MIT
wiggle-testReusable testing components for wiggle code generator. Only intended to be used by tests in `wiggle` crate.7,883Apache-2.0 WITH LLVM-exception
nutsNuts is a library that offers a simple publish-subscribe API, featuring decoupled creation of the publisher and the subscriber.7,876MIT/Apache-2.0
sparkl3d-kernels3-dimensional physics engine in Rust.7,875Apache-2.0
waxosuit-codecDeprecated - please use wascc-codec going forward7,872Apache-2.0
wasmcloud-fsBlob store capability provider (local file system) for the wasmCloud runtime7,856Apache-2.0
klever-sc-codec-deriveMacro implementations of klever-sc-codec #[derive(NestedEncode, NestedDecode, TopEncode, TopDecode)]7,854GPL-3.0-only
naia-parseParser for naia-serde & derive methods7,850MIT OR Apache-2.0