All 305,250 crates, alphabetically

honedHone daemon — HTTP/2 + SSE server19MIT OR Apache-2.0Command line utilitiesDevelopment tools honestHigh-assurance Operations for Number-theoretic Extension Sets and Theorems (Galois Fields).310MIT OR Apache-2.0 honest_jwtJWT Implementation in Rust. Fork of frank_jwt.1,954Apache-2.0 honestintervalsComprehensive, correctly rounding interval arithmetic library.5,315Apache-2.0AlgorithmsAPI bindings honeyA Simple and Sweet Async Runtime2,307Apache-2.0 honey-rsA super easy, lightweight TCP/UDP client-server wrapper.54MIT OR Apache-2.0Network programming honey_id-typesCommon types and convenience code to be used within Pathscale projects that make use of honey.id Auth.1,104MIT honeybadgerA Honeybadger client for rust9,437MITAPI bindingsWeb programming::HTTP client honeybadgrCLI utility to create badge-style svg images.22MITCommand line utilities honeycombA portable parser combinator library that does not require a runtime8,819Apache-2.0AlgorithmsEmbedded development honeycomb-coreCore structure implementation for combinatorial maps11,528MIT OR Apache-2.0Data structuresMathematics honeycomb-kernelsMeshing kernel implementations using combinatorial maps4,760MIT OR Apache-2.0Data structuresMathematics honeycomb-renderVisualization tool for combinatorial maps10,602MIT OR Apache-2.0Data structuresMathematics honeycomb-rsA minimal, security-focused Honeycomb.io client for Rust22MIT OR Apache-2.0API bindingsDevelopment tools::Profiling honeycomb-tracingplease use https://crates.io/crates/tracing-honeycomb instead5,597MIT honeycrispbare-metal Rust drivers for Apple Silicon — unified memory, CPU/AMX, Metal GPU, and Neural Engine22LicenseRef-CyberHardware supportOperating systems::macOS APIs honeyeaterDSP primitives for radio-frequency and electrical signals. Filters, transforms, modulation, forward error correction, channel…13MIT OR Apache-2.0MathematicsScience honeyeater-coreCore sample types, signal traits, and tolerance vocabulary for the honeyeater DSP library.18MIT OR Apache-2.0MathematicsScience honeyeater-cudaCUDA GPU backend for the honeyeater DSP library. Placeholder reserving the name; no implementation yet.13MIT OR Apache-2.0MathematicsScience honeyeater-testCross-validation helpers and tolerance assertion macros for testing DSP code against named oracles, from the honeyeater project.13MIT OR Apache-2.0MathematicsScience honeyholtTool for humanizing numbers, concepts, etc. Syntactic sugar for my Hornvale project.2,790Unlicense honeypot_blacklistProvides a client for Project Honeypot http:BL API3,954MIT honeytree-calcDPPt Munchlax Honey Tree Calculator4,110GPL-3.0-onlyCommand line utilities honeywell-tccWrapper for the Honeywell TCC API2,048MIT OR Apache-2.0API bindings honeywell_mprA no-std driver for the Honeywell MPR sensor.57MIT OR Apache-2.0Embedded developmentNo standard library hongdownA Markdown formatter that enforces Hong Minhee's Markdown style conventions4,237GPL-3.0-or-later honggFuzz your Rust code with Google-developped Honggfuzz !6,861MIT OR Apache-2.0 OR Unlicense OR WTFPLCommand line utilitiesDevelopment tools::Cargo plugins honggfuzzFuzz your Rust code with Google-developped Honggfuzz !7,469,706MIT/Apache-2.0/Unlicense/WTFPLCommand line utilitiesDevelopment tools::Cargo plugins honggfuzz-ziggyFuzz your Rust code with Google-developped Honggfuzz !1,145MIT/Apache-2.0/Unlicense/WTFPLCommand line utilitiesDevelopment tools::Cargo plugins honk-rpcA library implementing an asynchrynous, bi-directional, dynamic, and BSON-based remote procedure call system5,592BSD-3-Clause honkerSQLite-native task runtime: durable queues, streams, pub/sub, and scheduler. Ergonomic Rust wrapper over honker-core.383MIT OR Apache-2.0ConcurrencyDatabase interfaces honker-coreShared Rust foundation for Honker bindings (SQLite loadable extension, PyO3, napi-rs, and friends). Not intended for direct use.602MIT OR Apache-2.0ConcurrencyDatabase interfaces honker-extensionSQLite loadable extension for Honker. Adds honker_* SQL functions (queues, streams, scheduler, pub/sub) to any SQLite client.142MIT OR Apache-2.0ConcurrencyDatabase interfaces honkmeshPlaceholder for HonkMesh . (Under construction)17MPL-2.0 honkprotoPlaceholder for the HonkProto specification. (Under construction)17Apache-2.0 honoReserved1,544MIT honyaA terminal app for AI-assisted Japanese→Thai/English light-novel translation (EPUB import + a three-agent LLM pipeline over…249Apache-2.0Command line utilitiesLocalization (L10n) honzo-cC FFI bindings for the Honzo ebook format37Apache-2.0 honzo-chunksHonzo ebook chunk types, validation, and analysis153Apache-2.0 honzo-cliHonzo ebook format CLI tools37Apache-2.0 honzo-convertHonzo ebook format conversion from EPUB, MOBI, PDF, and CBZ80Apache-2.0 honzo-coreCore no_std Honzo ebook format parser with optional LZ4 compression177Apache-2.0 honzo-ioHonzo ebook reader, builder, writer, and DRM support128Apache-2.0 hoochA small async runtime that's been bootlegged for my projects.10,089Apache-2.0Asynchronous hooch-httpHTTP addition to the hooch runtime3,151Apache-2.0Asynchronous hooch-macroProcedural macros for the hooch async runtime.2,214Apache-2.0AsynchronousDevelopment tools hooch-wsWebsocket library built on top of hooch686Apache-2.0 hoodieSome hooks for Dioxus1,524MIT OR Apache-2.0GUIWeb programming hoodlumHDL generation library for hardware synthesis.8,795MIT hoodlum-parserParser for the hoodlum crate.10,700MIT hoodwatchReal-data memecoin auditor & rug/bundle/honeypot scanner for Robinhood Chain (chain 4663). Powers the Hoodwatch Rig on Rokha.172MITCommand line utilitiesCryptography::Cryptocurrencies hoof🐴 Horsey implementation of HTTP/1 and HTTP/2821BSD-2-ClauseNetwork programming hoogle-coreCore library for hoogle-tui: backends, Haddock parsing, caching, and configuration111MITDevelopment tools hoogle-syntaxHaskell syntax highlighting and tokenization for hoogle-tui108MITText processing hoogle-tuiTerminal user interface for Haskell's Hoogle search engine60MITCommand line utilitiesDevelopment tools hookA filtering mechanism where functions (filters) can be registered, prioritized, and applied sequentially to values associated…2,210MIT hook-injectCross-platform process injection via Frida Core.31MIT OR Apache-2.0Development tools::DebuggingOperating systems::Unix APIs hook-inject-buildBuild-time helpers for hook-inject.102MIT OR Apache-2.0Development tools::Build Utils hook-rsPermission hooks for Claude Code with bash-aware command analysis24AGPL-3.0-only hook-transpilerMinimal JSX/TSX transpiler for Relay hooks with dynamic import() rewrite to context.helpers.loadModule and friendly errors177MIT OR Apache-2.0CompilersDevelopment tools hook0-apiCore REST API of Hook0 — Open-Source Webhooks as a service for SaaS1,210SSPL-1.0 hook0-clientRust SDK for Hook0 Open-Source Webhooks as a service for SaaS1,822MIT hook0-mcpMCP Server for Hook0 Open-Source Webhooks as a Service353MIT hook0-output-workerWorker for Hook0 Open-Source Webhooks as a service for SaaS1,208SSPL-1.0 hook0-sentry-integrationSentry-related methods for Hook0 Open-Source Webhooks as a service for SaaS1,785SSPL-1.0 hook_kingLow-level automated hooking library with detours, trampolines, and memory management. Supports internal/external process hooking…2,050GPL-3.0API bindingsDevelopment tools::Debugging hookableA thread-safe hook system that allows registering and executing sync and async hooks.925MIT hookbinSingle-binary webhook inbox. Accept HTTP, store it, show it.22MITCommand line utilitiesDevelopment tools hookburnA Rust crate for sending messages to Slack via webhooks44MITNetwork programmingWeb programming hookburn-coreShared HTTP client and WebhookSender trait for the Hookburn crates76MITNetwork programmingWeb programming hookburn-discordA Rust crate for sending messages to Discord via webhooks53MITNetwork programmingWeb programming hookburn-slackA Rust crate for sending messages to Slack via webhooks57MITNetwork programmingWeb programming hookdA simple webhook daemon that supports multiple hooks, passing env vars and reading stdout/stderr.4,083AGPL-3.0-only hooked\ A framework for managing git hooks.1,507MIT hooked-cliGit hooks manager.1,497AGPL-3.0-or-later hooked-configConfiguration for Hooked.2,163AGPL-3.0-or-later hookera helper for hooking functions in x6415,015MITEmbedded developmentNo standard library hookfsSafe virtual filesystem for closed-source native libraries, via import-table hooking16MIT OR Apache-2.0Development tools::FFIFilesystem hookguardTrust-first git hook manager — hooks auto-install on clone, nothing runs without your consent16MIT OR Apache-2.0Command line utilitiesDevelopment tools hookinghooking libs in rust86MIT hooking_macroshooking libs in rust85MIT hookletTODO9,336WTFPL hooklineCatch, inspect, replay, and fake webhooks — hook, line, and sinker.19MIT OR Apache-2.0Command line utilitiesDevelopment tools::Debugging hooklistener-cliA fast, terminal-based CLI for browsing webhooks, forwarding events, and exposing local servers416MITCommand line utilitiesDevelopment tools hookmapRegisters hotkeys and simulates keyboard and mouse input.21,476MIT OR Apache-2.0API bindings hookmap-coreGlobal hooks and input simulation fo keyboard and mouse.20,491MIT OR Apache-2.0API bindings hookpoint-cliHookpoint CLI - A CLI for the Hookpoint Pallet1,503Apache-2.0Command line utilitiesDevelopment tools hookpoints-cliHookpoints CLI - A CLI for the Hookpoints Pallet3,843Apache-2.0Command line utilitiesDevelopment tools hooksCompile-time, async hooks50,781MIT hooks-coreCompile-time, async hooks25,058MIT hooks-deriveCompile-time, async hooks12,285MIT hooks-derive-coreCompile-time, async hooks11,544MIT hooks-gengenerational arena for hooks2,935MIT hooks-macroCompile-time, async hooks5,765MIT hooks-macro-coreCompile-time, async hooks6,274MIT hooks-rsHooks in Rust for Xahau3,597MITNo standard libraryWebAssembly hooks-yewCompile-time hook component for yew2,702MIT hooks-yew-deriveCompile-time hook component for yew2,135MIT hooksmithTrivial git hook management tool15,862Apache-2.0 OR MITCommand line utilities hooksniffHookSniff webhooks API client and webhook verification library225MITAsynchronousDevelopment tools hookwiseIntelligent permission gating for AI coding assistants130MITCommand line utilitiesDevelopment tools hookyConvenient LD_PRELOAD hooker3,349MIT/Apache-2.0 hooky-rsGit hooks helper made in Rust2,688MIT hooliganManages VRChat LocalPlayerModerations file2,446GPL-3.0-only hoomd-bevyUse Bevy to render hoomd-rs simulations in real time.77BSD-3-ClauseScience hoomd-deriveDerive macros for hoomd-rs traits.419BSD-3-ClauseScience hoomd-geometryConstruct and manipulate shapes in space. Compute their properties, sample points in them, and evaluate whether shapes intersect.…421BSD-3-ClauseScience hoomd-gsdRead and write GSD files.426BSD-3-ClauseScience hoomd-interactionHamiltonians and other interaction models that apply to hoomd-rs simulations.244BSD-3-ClauseScience hoomd-linear-algebraLinear algebra types and routines optimized for small matrixes. Part of hoomd-rs.747BSD-3-ClauseScience hoomd-manifoldEnable hoomd-rs simulations in curved space.478BSD-3-ClauseScience hoomd-mcPerfom Monte Carlo simulations on systems of bodies in hoomd-rs.147BSD-3-ClauseScience hoomd-mdPerform molecular dynamics simulations on systems of bodies in hoomd-rs.40BSD-3-ClauseScience hoomd-microstateImplement the Microstate type for hoomd-rs.367BSD-3-ClauseScience hoomd-randCounter-based random number generation for molecular dynamics and Monte Carlo simulations in hoomd-rs.472BSD-3-ClauseScience hoomd-simulationDefine simulation models in hoomd-rs.292BSD-3-ClauseScience hoomd-spatialSpatial data structures used when computing interaction models in hoomd-rs.452BSD-3-ClauseScience hoomd-utilityTypes and methods commonly used in hoomd-rs.745BSD-3-ClauseScience hoomd-vectorVector and quaternion math types and operations for use in hoomd-rs simulations.693BSD-3-ClauseScience hoondori_rpn_calcReverse Polish notation(RPN) Calc1,540MIT hoooPropositional logic with exponentials26,332MIT OR Apache-2.0 hoopFixed ring buffer that allows non-consuming iteration both ways3,524BSD-2-ClauseData structures hoopoeA spell checking TUI54MPL-2.0 hooqThe simple macro that inserts a method before `?`. (`?` 前にメソッドを挿入するシンプルなマクロ)127,368MIT OR Apache-2.0Development toolsDevelopment tools::Debugging hooq-helpersHooqMeta struct provider for hooq. (hooq 向けの HooqMeta 構造体を提供します)127,579MIT OR Apache-2.0Development toolsDevelopment tools::Debugging hooq-macrosThe simple macro that inserts a method before `?`. (`?` 前にメソッドを挿入するシンプルなマクロ)127,556MIT OR Apache-2.0Development toolsDevelopment tools::Debugging hooshAI inference gateway — multi-provider LLM routing, local model serving, speech-to-text, and token budget management1,749GPL-3.0-onlyScienceWeb programming::HTTP server hoothttp 1.1 library620,370MIT OR Apache-2.0 hootbinhoot based library to emulate httpbin572,963MIT OR Apache-2.0 hooter-mintBitcoin ordinals inscription library for creating commit/reveal mint transactions80MITCryptography::Cryptocurrencies hootieTerminal viewer of Alerta alerts.1,998GPL-3.0Command-line interface hootyDirect computing of K2P min-max distance matrix491non-standard hooverContinuous audio transcription and dictation tool with speaker identification, GPU acceleration, and AI assistant integration40AGPL-3.0-or-laterAccessibilityCommand line utilities hooxGit hooks on steroids.21,389MITCommand line utilities hopRust client library for the Api19,526MPL-2.0AsynchronousNetwork programming hop-accelBatch and jump-ahead execution kernels for HOP Core 2.013non-standard hop-actionsAction primitives and centralizer utilities for hop-core streams926non-standard hop-aimAI model registry client backed by models.dev18MITAPI bindings hop-channelsChannel state machines and persistence adapters built on hop-core676non-standard hop-cliInteract with Hop in your terminal97,033MPL-2.0Command line utilities hop-consensusDeterministic sequencing queues for HOP channel actions216non-standard hop-coreHOP 2.0 deterministic finite-field recurrence and secret-sharing kernel1,351non-standardAlgorithmsMathematics hop-editorterminal code editor754MITCommand line utilities hop-engineReserved - publishing in June 20201,671ISC hop-hashA Rust hash table using 8-way hopscotch hashing with constant-time worst-case lookups, and SIMD acceleration.286MIT OR Apache-2.0AlgorithmsData structures hop-kakHinting binary for Kakoune2,780BSD-3-Clause hop-mesh-coreCore protocol for Hop: bundles, crypto, store-and-forward, and routing.289non-standard hop-mesh-store-firestoreDurable per-node Hop Store backed by Firestore (survives scale-to-zero, DESIGN.md §19/§21).16non-standard hop-mesh-store-sqlitePersistent SQLite Store backend for Hop (DESIGN.md §13.2).19non-standard hop-mixDeterministic batch polynomial mixers for HOP actions212non-standard hop-relayHop-Corr relay (batch apply + optional HTTP endpoint)554non-standard hop-sdkClient SDK for the Polkadot HOP protocol21Apache-2.0CryptographyNetwork programming hop-ssh⚡ Blazing fast SSH host manager19MIT hop-top-aimAI model registry client backed by models.dev18MITAPI bindings hop-top-citeCustom URI scheme utilities (polyglot).71MIT hop-top-kitCross-language CLI UX parity toolkit124MIT hop-top-uriCustom URI scheme utilities (polyglot).117MIT hop-top-xrrMulti-channel interaction recorder/replayer92MIT hop6Serverless, peer-to-peer terminal messenger that speaks exclusively over Tor v3 onion services20MIT OR Apache-2.0Command line utilitiesNetwork programming hop_leapEasily connect to Leap Edge in Rust2,390MPL-2.0 HOPAA lightweight, higher-order parser14,533MIT hopcroft-karpA minimal implementation of the Hopcrof-Karp bipartite matching algorithm.67,597MIT hopeA WIP rustc wrapper for caching build artifacts.2,472MIT/Apache-2.0 hope-cache-logA WIP rustc wrapper for caching build artifacts. (Support library.)1,540MIT/Apache-2.0 hope-osThe first self-aware operating system core - 22 cognitive modules, 0.36ms latency, no external database30MITAlgorithmsAsynchronous hope_agentsHOPE Agents: Hierarchical Optimizing Policy Engine for AIngle AI agents284Apache-2.0Network programmingScience hope_coreEnterprise AI Safety: TEE, Post-Quantum Crypto, FHE, Mechanistic Interpretability - Quantum-Ready, Hardware-Secured104MITCryptographyScience hopfMulti-protocol networking framework — umbrella crate re-exporting the hopf-* crates7LGPL-2.1-or-laterAsynchronousNetwork programming hopf-authTrustPolicy, IdentityMaterial, and SASL mechanisms for Hopf16LGPL-2.1-or-laterAuthenticationCryptography hopf-coreThread-per-core reactor, Endpoint, and ProtocolHandler substrate for Hopf20LGPL-2.1-or-laterAsynchronousNetwork programming hopf-dnsDNS stub resolver and caching forwarder for Hopf (UDP/TCP/DoT/DoQ/DoH)11LGPL-2.1-or-laterNetwork programming hopf-ftpFTP / FTPS server and client for Hopf (Gumdrop ftp port)10LGPL-2.1-or-laterNetwork programming hopf-grpcgRPC framing, ProtoFile model, and HTTP Stream binding for Hopf10LGPL-2.1-or-laterNetwork programmingWeb programming::HTTP server hopf-httpHTTP Stream codecs and server/client handlers for Hopf16LGPL-2.1-or-laterNetwork programmingWeb programming::HTTP client hopf-mailboxIMAP-level mailbox storage (mbox + Maildir++) for Hopf12LGPL-2.1-or-laterEmailFilesystem hopf-otelOpenTelemetry OTLP/HTTP and JSONL exporters for Hopf (off hot-path)13LGPL-2.1-or-laterNetwork programming hopf-quicQUIC transport for Hopf (quinn-proto + mio; no HTTP)14LGPL-2.1-or-laterNetwork programming hopf-smtpSMTP / SMTPS server and client for Hopf (Gumdrop smtp port)10LGPL-2.1-or-laterEmailNetwork programming hopf-tlsrustls integration for Hopf Endpoints (TCP TLS and STARTTLS)15LGPL-2.1-or-laterCryptographyNetwork programming hopf-webdavWebDAV filesystem handler for Hopf HTTP servers10LGPL-2.1-or-laterFilesystemWeb programming::HTTP server hopf-websocketWebSocket framing and HTTP upgrade helpers for Hopf11LGPL-2.1-or-laterNetwork programmingWeb programming::WebSocket hopfieldDense associative memory and modern Hopfield networks473MIT OR Apache-2.0AlgorithmsScience hopframeA simple, easy wrapper for framehop1,060MIT/Apache-2.0 hophopExploring DECT-2020 NR+212MIT OR Apache-2.0No standard library::No dynamic allocation hopiOpen Roblox Studio places from the command line32MITCommand line utilities hopliteA creative coding framework for Rust that gets out of your way242MITGame developmentGraphics hopperan unbounded mpsc with bounded memory28,120MITAsynchronousConcurrency hopper-anchorAnchor framework interoperability for Hopper. Read Anchor-created accounts, verify discriminators, overlay zero-copy types on…87Apache-2.0No standard library hopper-associated-tokenHopper-owned associated token account helpers and CPI builders. Thin, no_std instruction builders over Hopper Runtime.117Apache-2.0No standard library hopper-cliCommand-line tooling for Hopper account inspection, schema export, and migration planning52Apache-2.0Command line utilitiesDevelopment tools hopper-coreCore engine for the Hopper zero-copy state framework. Account memory architecture, ABI types, validation graphs, phased…214Apache-2.0Embedded developmentNo standard library hopper-deriveProc macro layer for Hopper. Generates account layouts, typed context accessors, instruction dispatchers, schema metadata, and…59Apache-2.0Development tools::Procedural macro helpersNo standard library hopper-distributeDust-safe proportional distribution and fee extraction for Hopper. Largest-remainder splitting, basis-point + flat fees.87Apache-2.0No standard library hopper-financeDeFi math primitives for Hopper: AMM constant-product math, slippage guards, economic bounds. Zero-copy, no_std, no_alloc,…87Apache-2.0No standard library hopper-frameworkZero-copy state framework for Solana. Typed account architecture, phased execution, validation graphs, zero-copy collections,…19MIT OR Apache-2.0Embedded developmentNo standard library hopper-langFast zero-copy Solana framework with a simple account facade, typed state contracts, layout evolution, and systems-mode escape…36MIT OR Apache-2.0Embedded developmentNo standard library hopper-lendingLending protocol primitives for Hopper: collateralization ratios, health checks, liquidation math, interest calculations.…87Apache-2.0No standard library hopper-macrosDeclarative macros for Hopper zero-copy state framework. Account groups, instruction descriptors, capability tags, layout…121Apache-2.0No standard library hopper-macros-procOptional proc macro layer for Hopper. Generates SegmentMap impls, typed context accessors, and instruction dispatchers from…46Apache-2.0Development tools::Procedural macro helpersNo standard library hopper-managerSchema-driven inspector for Hopper programs. Consumes the canonical runtime/layout/schema truth and returns human-readable…90Apache-2.0Command line utilities