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.
htvg-coreJSON element tree to SVG compiler with correct text layout100MIT OR Apache-2.0
sci-creamLibrary that facilitates the mathematical analysis of ice cream mixes and their properties.100MIT OR Apache-2.0
fandhe-frontend-wasm-clientfandhe-frontend-wasm-client: REQ-6 最小ハイドレーション方式のクライアントランタイム。サーバー出力済み DOM を再構築せず、イベントリスナーを後付けする hydrate() と、SSR/SSG と同一関数を呼ぶ CSR 用…99MIT OR Apache-2.0
pixie-animA zero-dependency, SIMD-accelerated GIF optimizer99MIT
dioxus-nox-gesturesTouch gesture primitives (swipe-left reveal, long-press) for Dioxus WASM apps99MIT
pf_agent_sdkRuntime-first SDK for building PromptFleet agents with optional A2A and AG-UI adapters99Apache-2.0
use-wasm-valueWebAssembly value type parsing, rendering, binary code, and classification primitives.99MIT OR Apache-2.0
rgchartA library for parsing and writing rhythm game charts.98MIT
dioxus-nox-extensionsRuntime plugin system for Dioxus applications98MIT
dioxus-nox-toastHeadless toast notification system with queue management and auto-dismiss98MIT
dioxus-nox-drawerHeadless drawer/sheet primitive for Dioxus that slides from any edge98MIT
sequence-algo-sdkSequence Markets Algo SDK — write HFT trading algos in Rust, compile to WASM, deploy to Sequence98MIT OR Apache-2.0
rustorch-wasmWebAssembly bindings for RusTorch98MIT OR Apache-2.0
p47h-open-coreCryptographic primitives and policy engine for secure identity management98Apache-2.0
threadloom-uiA meticulously crafted, Tailwind-ready UI component library for the Threadloom framework. To serve and build, use the Distaff CLI…97MIT
rotifer-coreCore library for the Rotifer Protocol — types, sandbox, arena, algebra, fitness, IR compiler96Apache-2.0
dioxus-nox-password-strengthPure-logic password strength assessment with optional Dioxus hook96MIT
dioxus-nox-master-detailHeadless adaptive master-detail layout for Dioxus96MIT
rosetta-dateA powerful, multi-language, multi-format timezone-aware date parser96MIT
soroban-zk-stdA high-performance cryptographic standard library for Stellar Protocol 25 ZK-Primitives.96Apache-2.0
toy-kvIn-memory, BTreeMap-backed key-value store core.96MIT
slozhngRPC over WebSocket for native and wasm: full streaming, reconnect, transparent resume95MIT
densolCompression strategy trait + SBF-compatible implementations for Solana programs95Apache-2.0
dioxus-nox-inline-confirmHeadless inline confirmation pattern for Dioxus95MIT
omnifs-sdkSDK for building omnifs providers95MIT OR Apache-2.0
lumina-coreCore engine for Lumina Framework: wgpu rendering, Taffy layout, text (ab_glyph), window management, permissions, device APIs95MIT
grafeo-loroLocal-first, in-process, dual-store graph database with CRDT consensus (Loro) + execution (Grafeo).95MIT OR Apache-2.0
vex-verifyLightweight cryptographic verification engine for the VEX protocol94Apache-2.0
dioxus-nox-timerHeadless countdown and stopwatch timer hooks for Dioxus94MIT
dioxus-nox-cycleGeneric value cycling hook for Dioxus94MIT
dioxus-nox-toggle-groupHeadless toggle group / segmented control with ARIA radiogroup semantics94MIT
code-engineA pure Rust code editor engine and Yew component.94GPL-3.0
firefly-keyboardVirtual keyboard for Firefly Zero apps93MIT
leptos-cssTyped CSS values, dimensions, and property names for Leptos92MIT OR Apache-2.0
model-languageA typed, safe template language for AI-agent prompts. Runs the exact same engine as the JavaScript/TypeScript package via an…92MIT
imgicoHigh-performance image to ICO/SVG converter with WebAssembly support92MIT OR Apache-2.0
airl-apiHTTP API server for AIRL agent interactions with Bearer auth92MIT
washmCore engine for the WASHM WebAssembly toolchain92MIT
egui-screensaver-fractal-clockFractal clock screensaver for egui — recursively branching clock hands92MIT OR Apache-2.0
palimpsest-dataflowA Postgres WAL-backed live query sync engine.91MIT OR Apache-2.0
rift-wasmWebAssembly bindings for Rift P2P browser clients91Apache-2.0 OR MIT
egui-screensaver-mystifyMystify screensaver for egui — bouncing quadrilaterals with colour-cycling trails91MIT OR Apache-2.0
minimlA minimal, blazing-fast WASM-powered machine learning library with SIMD acceleration90BUSL-1.1
koru-deltaThe invisible database: causal, consistent, and everywhere—without configuration90MIT OR Apache-2.0
bnto-spreadsheetSpreadsheet processing nodes for Bnto engine — clean, convert, merge, rename90MIT
lunar-3d3d components and systems for lunar — transform hierarchy, camera, mesh, material, lighting90MPL-2.0
vfs-hostHost trait implementation for VFS adapter - enables multiple applications to share a single VFS instance89MIT
witmproxyA WASM-in-the-middle proxy89AGPL-3.0-only
pliego-foldTransactional event-log projections, replay, and contract-bound snapshots for PliegoRS.89Apache-2.0
zpic-pluginsPlugin manifests, discovery, registry, and WASM runtime support for zpic.89MIT OR Apache-2.0
wasm-neovmWebAssembly to NeoVM translator89MIT
wasideAn AST for WebAssembly that supports decoding, encoding, and printing.88(Apache-2.0 WITH LLVM-exception) OR Apache-2.0 OR MIT
maplibre-gl-jsUnofficial MapLibre GL JS Rust bindings87BSD-3-Clause
braindumpAn ergonomic, opinionated memory interface for AI agents.87MIT
palimpsest-permissionsPermission-rule DSL, compilation, and MIR rewriter for Palimpsest.87MIT OR Apache-2.0
palimpsest-protoGenerated protobuf and gRPC types for Palimpsest.87MIT OR Apache-2.0
dioprism-workertownSSR-friendly Dioxus components for WorkerTown script markers.86MIT OR Apache-2.0
r2mo-webelLeptos component library for r2mo-web (Tailwind-ready)86MIT
authiaHigh-performance JWT verification library for Ed25519 using WebAssembly86MIT
egui-screensaver-matrixMatrix digital rain screensaver for egui, ported from Rezmason's WebGL original86MIT OR Apache-2.0
gear-core-processorThe core processor for Gear programs86GPL-3.0
chem-wasm-lensUltra-lightweight WebAssembly kernel for cheminformatics: XYZ/PDB/SDF/SMILES/CML parsing, bond detection, ring & stereo analysis,…85MIT OR Apache-2.0
dioxus-threeA Three.js 3D model viewer for Dioxus - supports Desktop, Web (WASM), and Mobile85MIT OR Apache-2.0
axum-eguiSeamlessly embed egui frontends in axum backends85MIT OR Apache-2.0
wasmnetNetworking proxy for browser WASM — bridges WASI socket APIs to real TCP via WebSocket85MIT
composable-runtimeModulewise Composable Runtime84Apache-2.0
morphioMorphs the font, so one word renders as another84MIT
manifold-rustPure Rust port of the Manifold 3D geometry library84Apache-2.0
arium-leptosLeptos 0.8 adapter for the arium auth engine: server fns + UI components.84MIT OR Apache-2.0
agent-mesh-wasmWASM/PWA client for agent-mesh — cross-platform WebSocket connectivity84MIT OR Apache-2.0
ts-functionA proc-macro that generates TypeScript type aliases and wasm-bindgen ABI trait impls for Rust typed function wrappers84MIT OR Apache-2.0
theater-handler-podmanPodman container handler for Theater WebAssembly runtime83Apache-2.0
wasmer-c-api-importsHost imports for WebAssembly C API guests83MIT
mik-sdkErgonomic macros for WASI HTTP handlers - ok!, error!, json!82MIT
yew-toastifyToast components library for Yew with Tailwind CSS support82MIT
ferrum-wgpu3D rendering engine library82GPL-3.0-only
oxirast-coreA fast, fine-grained WebAssembly frontend framework for Rust.82MIT
use-wasm-componentWebAssembly Component Model component, world, interface, package reference, import, and export primitives.82MIT OR Apache-2.0
purrdf-columnarPurRDF's byte-deterministic, bidirectional five-table Parquet codec for RDF 1.2 datasets82MIT OR Apache-2.0
dioxus-client-storageUnified storage API for Dioxus (IndexedDB, LocalStorage, SessionStorage)81MIT OR Apache-2.0
leptos_context_menuA library for generating context menus in Leptos.81MIT
use-wasm-moduleModule-level WebAssembly name, metadata, import, export, and validation status primitives.81MIT OR Apache-2.0
use-wasm-binaryWebAssembly binary magic-byte, version-byte, marker, and header validation primitives.81MIT OR Apache-2.0
rlg-wasmWebAssembly bindings for rlg. Bring structured logging into browsers,
Deno, Cloudflare Workers, Bun, and any wasm-bindgen-capable…81MIT OR Apache-2.0
use-wasm-textWebAssembly text-format identifier, module-name, S-expression marker, and validation primitives.81MIT OR Apache-2.0
use-wasm-exportWebAssembly export name wrappers, export kind, and exported item metadata primitives.81MIT OR Apache-2.0
use-wasm-memoryWebAssembly linear memory page-count, min/max limit, shared marker, and size conversion primitives.81MIT OR Apache-2.0
herkos-coreCompile-Time Memory Isolation via WebAssembly and Rust Transpilation — core library81Apache-2.0
use-wasm-functionWebAssembly function index, type index, local index, parameter list, result list, and signature metadata primitives.81MIT OR Apache-2.0
use-wasm-targetRust WebAssembly target triple, target family, pointer-width, ABI, and profile label primitives.81MIT OR Apache-2.0
use-wasm-featureWebAssembly feature flag, stability status, parsing, and rendering primitives.81MIT OR Apache-2.0
lucioleActor runtime + DAG execution engine. WASM-safe, deadlock-aware, with pipe_to, WaitGraph, and streaming pipelines.81MIT
dioxus-noxUmbrella crate for the dioxus-nox headless component library80MIT
use-wasm-sectionWebAssembly section kind, section ID conversion, parsing, and rendering primitives.80MIT OR Apache-2.0
use-wasm-importWebAssembly import module/name wrappers, import kind, and imported item metadata primitives.80MIT OR Apache-2.0
omnia-natsNATS provider for messaging, keyvalue, and blobstore80MIT OR Apache-2.0
portaki-sdk-macrosProc-macros for Portaki modules — compile-time manifest emissions for portaki build80Apache-2.0
ryo-plugin-loader[experimental] WASM plugin loader for ryo mutations79MIT OR Apache-2.0
dataflow-wasmWebAssembly bindings for the dataflow-rs rules engine79Apache-2.0
otlsp-serverOblivious TLS proxy server79MIT OR Apache-2.0
wasm96-sdkRust SDK for wasm96 fantasy console cartridges79MIT
exfiltrate_cliCommand line utility for the exfiltrate crate.79MIT OR Apache-2.0
brookmd-coreIncremental, streaming-aware markdown parser with speculative closure79MIT
qala-compilerCompiler and bytecode VM for the Qala programming language79MIT
use-wasm-witWIT package, namespace, interface, world, type, function, and resource name primitives.79MIT OR Apache-2.0
bevy_brp_websocket_relayWebSocket relay transport for Bevy Remote Protocol (BRP) - enables BRP on WASM targets79MIT OR Apache-2.0
jugar-webWASM browser integration for Jugar game engine - Zero JavaScript computation78MIT
toy-kv-wasmwasm-bindgen bindings for the toy-kv key-value store.78MIT
reinhardt-event-catalogAuthoritative HTML and SVG event metadata for Reinhardt pages78BSD-3-Clause
use-wasiPure WASI version, profile, interface, capability label, and permission marker primitives.78MIT OR Apache-2.0
dioxus-icons-gameGame icons for dioxus framework77Apache-2.0
exfiltrate_proxyProxy application for the exfiltrate crate.77MIT OR Apache-2.0
worker_jwtJWT generation for wasm runtimes (Cloudflare Workers, Deno, browsers) backed by the Web Crypto API77MIT
extrolibExtro protocol library — WebRTC-only client traffic, key-server gossip, DHTX social-graph discovery, bidirectional pricing, RGB21…77MIT
ncp-runtimeNCP reference runtime — composable, auditable WASM agent graphs77Apache-2.0
ikigai-cmsSemantic-CMS transreptors for ikigai (urn:cms:*): turn personal content — org-mode bookmarks, notes, library metadata — into ONE…77MIT OR Apache-2.0
tana-authAuthentication and JWT utilities for Tana with Ed25519 signatures76MIT OR Apache-2.0
nanostoresThread-safe Rust stores modeled after the JavaScript nanostores API.76MIT
press_rsTiny file compressor and packager on Rust.76MIT
lumina-bridgeLua↔Rust bridge for Lumina Framework: serializes Lua UI trees to Rust nodes, registers device APIs and event callbacks76MIT
rust-d1-ormQuery builder / ORM for Cloudflare D1, targeting wasm32-unknown-unknown76MIT
ntp_usg-wasmWebAssembly bindings for NTP packet parsing and timestamp conversion76Apache-2.0 OR MIT
nodetyEasy to use library for node editor types, generics, inference and validation75MIT OR Apache-2.0
toon-ldToken-Oriented Object Notation for Linked Data - A compact RDF serialization format75MIT
rod-rsA high-performance, cross-platform schema validation library powered by Rust.75MIT
quill-wrA thin Rust→WASM wrapper around the popular Quill.js rich text editor.75MIT OR Apache-2.0
dui-leptosDUI — A production-ready Leptos 0.8 component library. 36 accessible, signal-driven components with a dark-first design system.…75MIT
nx-error-macrosProcedural macros for the nx-error framework, enabling zero-boilerplate error handling for Wasm/WASI75MIT OR Apache-2.0
nostr-bbs-forum-clientLeptos CSR forum client for nostr-bbs deployments75AGPL-3.0-only
ezerdesk-sdkOfficial SDK for building WebAssembly plugins for the Ezerdesk helpdesk system.75Apache-2.0
portaki-sdkAuthoring toolkit for Portaki Extism Wasm modules — host APIs, SDUI catalog, and manifest macros75Apache-2.0
zjctl-zrpcZellij RPC plugin for zjctl74MIT
vld-dioxusDioxus integration for the vld validation library — shared validation for server functions and WASM clients74MIT
llmxUtilities for working with LLM outputs (e.g. fuzzy JSON extraction/parsing).74MIT
opaque-scannerOpaque Cash stealth-address (DKSAP) scanner: EIP-5564 view-tag scanning, PSR V2 reputation attestations, and a chain-neutral…74Apache-2.0
orts-plugin-sdkSDK for writing orts WASM plugin guests (callback and main-loop styles).74MIT
liturgical-calendar-wasmWASM bindings for the liturgical-calendar engine. Provides a zero-copy, no_std interface to query the Roman Catholic liturgical…74MIT OR Apache-2.0
forgedb-storage-webIn-memory-arena columnar storage backend for ForgeDB's browser read-replica (wasm32). Byte-identical positional semantics to the…74MIT OR Apache-2.0
ferric-coreFerric: pure-Rust cross-fabric AI compute. L0/L1 — portable device + kernel dispatch on wgpu (WebGPU/Vulkan/Metal/DX12), with a…73Apache-2.0
dioxus-storage-syncBackend synchronization for dioxus-storage with hot and background sync modes73MIT OR Apache-2.0
lectito-wasmJavaScript and WebAssembly bindings for Lectito.73MPL-2.0
next-rs-assetsImage and font optimization for next.rs73MIT
next-rs-cliCLI for next.rs - Next.js reimplemented in Rust73MIT
mdcs-wasmWebAssembly bindings for the Carnelia Merkle-Delta CRDT Store73GPL-3.0
asupersync-browser-coreCanonical wasm-bindgen export boundary and JS/WASM package producer for the Asupersync Browser Edition.73LicenseRef-MIT-OpenAI-Anthropic-Rider
axo-cliCLI tool for Axo Framework: init, dev (hot-reload), build, and release commands73MIT
mediadecode-webcodecsWebCodecs adapter for the `mediadecode` abstraction layer — implements its `VideoAdapter` / `AudioAdapter` traits on top of the…73MIT OR Apache-2.0
greentic-messaging-provider-commonShared provider DTOs, helpers, errors, QA bridges, and compatibility utilities for Greentic messaging providers72MIT
canic-template-typesDeprecated empty placeholder crate; use canic instead.72MIT
vld-leptosLeptos integration for the vld validation library — shared validation for server functions and WASM clients72MIT
rubyrsA tiny Ruby-subset interpreter in Rust, built on top of Prism72MIT OR Apache-2.0
reflow_rtThe public Rust runtime crate for building and running Reflow graph workflows.71MIT OR Apache-2.0
ruqu-wasmRun quantum simulations in the browser - WebAssembly bindings for quantum circuits with 25-qubit support, VQE, Grover, QAOA71MIT
cairnlang-mcp-serverCairn MCP server: structural authoring surface for AI agents, a thin JSON-RPC transport over cairnlang-core.71Apache-2.0
ezer-cliOfficial CLI tool for scaffolding and building WebAssembly plugins for Ezerdesk.71Apache-2.0
dioxus-icons-boxBox icons for dioxus framework70Apache-2.0
submilli-wasmA WebAssembly interpreter with a wasmtime-compatible API, built for fast compilation and startup70Apache-2.0
luminarys-sdkRust SDK for building Luminarys WASM skills70MIT
palimpsest-serverSubscription router and embeddable Palimpsest server.70MIT OR Apache-2.0
alloy-transport-windowAlloy transport and signer for browser wallets (window.ethereum)70MIT OR Apache-2.0
wasm-slimWASM bundle size optimizer70MIT
lib-q-fheExperimental toy lattice FHE primitives for demos70Apache-2.0
jsmpiA browser-oriented MPI compatibility layer for Rust/WASM using Web Workers70MIT
sqz-wasmBrowser WASM build of sqz — LLM context compression for browser extensions70non-standard
d1-orm-queryQuery / SET DSL for rust-d1-orm70MIT
yevm-coreAsync, WASM-native Ethereum VM engine: opcode dispatch, gas accounting, precompiles, state traits, structured trace events.70LicenseRef-PolyForm-Noncommercial-1.0.0
leo-aleo-abi-wasmWASM bindings for ABI generation from Aleo bytecode70GPL-3.0
struct-llmLightweight, WASM-compatible library for structured LLM outputs using tool-based approach69MIT
rekryptProfessional proxy re-encryption library based on Curve25519 for Rust and WebAssembly69AGPL-3.0-or-later
zu-icon-utilUtilities for zu-icons69Apache-2.0
dioxus-icons-bsBoostrap icons for dioxus framework69Apache-2.0
pliego-sdkOpenSDK contracts, admission policy, and effect receipts for PliegoRS extensions.69Apache-2.0
dioxus-icons-circumCircum icons for dioxus framework68Apache-2.0
leptos-element-captureLeptos utilities for spread-based DOM element capture.68MIT OR Apache-2.0
rockpoolA self-hostable sandbox for JavaScript workers. Placeholder release; first working version in development.68Apache-2.0
zellij-sheetsTerminal-based spreadsheet viewer powered by Zellij67AGPL-3.0-or-later
luct-nodeAll-in-one server component for the luct project67MIT OR Apache-2.0
refloAudio format converter for the flo™ audio format. Available as CLI and library with WebAssembly support67Apache-2.0
inputx-pinyin-wasmWASM bindings for inputx-pinyin — Mandarin Pinyin IME engine, browser/Node ready. Powers the Inputx IME web surface.67MIT OR Apache-2.0
ananse_decoderWebAssembly module decoder and validator for the Ananse zkVM67MIT OR Apache-2.0
dioxus-icons-antAnt Design icons for dioxus framework67Apache-2.0
ruvector-onnx-embeddings-wasmWASM embedding generation with SIMD - runs in browsers, Cloudflare Workers, Deno, and edge runtimes66MIT
auxaDecentralized Web Node SDK66MIT OR Apache-2.0
lib-q-macQuantum Carter-Wegman MAC (qCW-MAC) with splitting unforgeability target66Apache-2.0
daken-rsJapanese romaji input matcher for typing games66MIT
pliego-macrosTyped RSX and component macros for PliegoRS.66Apache-2.0
pliego-resumeDeclarative resumable islands and delegated standard actions for PliegoRS.66Apache-2.0
bra0-kgbra0 Knowledge Graph core — RDF transformations (sophia) + KgStore trait (NextGraph-First)65MIT OR Apache-2.0
auxa-coreAuxa Core65MIT OR Apache-2.0
nemo-wasm-guestWASM guest SDK for Nemo plugins65MIT OR Apache-2.0
auxa-ctxAuxa Context64MIT OR Apache-2.0
nam-wasmer-cacheCache system for Wasmer WebAssembly runtime64MIT
stitch-syncReactive state-sync library bridging an in-memory store, fjall-backed local persistence, and MQTT-based remote sync.64Apache-2.0
inputx-wubi-wasmWASM bindings for inputx-wubi — Wubi 86 encoder + dictionary, browser/Node ready. Powers the Inputx IME web surface.64MIT OR Apache-2.0
pliego-inspectDeterministic asset manifest and performance-budget inspector for PliegoRS.64Apache-2.0
pliego-assetsDeterministic adaptive asset orchestration for PliegoRS.64Apache-2.0
nanostores-wasmwasm-bindgen bridge for projecting Rust nanostores into JavaScript nanostores.63MIT
noyalib-wasmWebAssembly (wasm-bindgen) bindings for the noyalib YAML library — browser-ready parse / serialise / lossless edit63MIT OR Apache-2.0
hokusai-wasmwasm-bindgen bindings for the hokusai brush engine63MIT OR Apache-2.0
oxillama-wasmWebAssembly bindings for OxiLLaMa GGUF parsing and quantization63Apache-2.0