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All 305,250 crates, alphabetically

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.

hlight-assetsProvides preset syntax and theme sets for hlight.1,605Apache-2.0 hlight-dumpDump the theme/syntax set of an old version of Sublime as binary data1,501Apache-2.0Command line utilitiesEncoding hlinea grep-like tool that highlights lines in files5,747Apache-2.0 hlistHeterogeneous list with type-directed search7,516MIT hlist-macroHeterogeneous list data-types and macros3,110MIT hlist2Compile-time heterogeneous list implementation31,500MIT OR Apache-2.0AlgorithmsData structures hlk_ld6002A library for interfacing with the HLK-LD6002 respiratory and heartbeat radar module3,061MIT OR Apache-2.0 hllvmIdiomatic bindings to the LLVM compiler suite7,202MIT hllvm-sysFFI wrapper around the LLVM C++ library8,318MIT hlmThe core library for my healthcheck application1,372MIT hlm-wad-toolsTools for extracting and repacking Hotline Miami's .wad archive files27MIT OR Apache-2.0Command line utilitiesGame development hloadSimple HTTP load testing tool that mimics portions of cURL's CLI..3,873MIT hloclHigh-level bindings for OpenCL1,670MIT OR Apache-2.0API bindingsAsynchronous hlshls library.40,748MITMultimediaMultimedia::Audio hls-playlistA library for serializing and deserializing HLS playlists (aka extended M3U playlists).2,618Apache-2.0Parser implementations hls-transmuxA small, dependency-light HLS → MP4 transmuxer for Rust (TS/fMP4 in, MP4/CMAF out).136MITMultimediaMultimedia::Video hls_audio_serverA hassle free way to serve audio over HLS2,738MIT OR Apache-2.0Multimedia::AudioWeb programming::HTTP server hls_clientLibrary to generate a single stream from HLS segments3,157MITMultimedia hls_lfcd_lds_driverRust driver for ROBOTIS HLDS HLS-LFCD-LDS (LDS-01)10,261 EPL-2.0 OR Apache-2.0AsynchronousHardware support hls_m3u8HLS m3u8 parser/generator224,312MIT OR Apache-2.0Parser implementations hls_parseA library for parsing m3u8 files (Apple's HTTP Live Streaming (HLS) protocol).6,828MIT hls_transcoderHigh-performance Rust library for transcoding media to HLS using GStreamer.1,117MIT hlsctlEarly crates.io package for hlsctl, a forthcoming Talos stack management CLI.17MITCommand line utilities hlskitHlsKit provides strong HLS video conversion features backed by ffmpeg. Prepare your mp4 files for streaming2,759LGPL-3.0-or-laterCompressionMultimedia hlslHLSL Parser19MIT hlstate-httpdWeb scrapper for Xash3D/FWGS servers, based on Rocket engine19MITParsing toolsText processing hltasReading and writing Half-Life TAS scripts (`.hltas`).20,242MIT/Apache-2.0Game enginesGames hltas-framebulk-analyzerAnalyser of HLTAS files1,651MIT OR Apache-2.0Command line utilities hltas_cleanerUtilities for cleaning a hltas object3,702MIT hltbA Rust wrapper for HLTB API.19MIT hlthLightweight service health checks.1,419MIT hltvA client to fetch and parse data from HLTV.org7,805MIT OR Apache-2.0API bindings hluaZero-cost high-level wrapper for Lua117,719MIT hlua-badtouchbadtouch specific fork of hlua40,835MIT hlua_masterZero-cost high-level wrapper for Lua. As the hlua crate isn't up to date, this represents the master branch.2,215MIT hlvmThe HLVM library / tools18,812MIT hlvm_runtimeThe Runtime for the HLVM Library22,027MIT hlxConfiguration language designed specifically for ml/ai/data systems3,695MITConfigurationDevelopment tools hmhomemaker. Slightly more than yet another dotfile manager.41,434Apache-2.0Command line utilitiesFilesystem hm-cliHyperMachine CLI - Unified hypervisor management for Type 1 and Type 2 modes17AGPL-3.0-only OR LicenseRef-CommercialHardware supportOperating systems hm-configLayered (project/user/env) configuration + credential storage for the hm CLI.127MIT OR Apache-2.0 hm-dsl-engineDSL engine: evaluate Python/TypeScript pipeline definitions via system runtimes.212MIT OR Apache-2.0Command line utilities hm-execPluggable CI execution backends (local VM + cloud) for the hm CLI.126MIT OR Apache-2.0 hm-guiHyperMachine Desktop GUI - virt-manager style interface17AGPL-3.0-only OR LicenseRef-CommercialHardware supportOperating systems hm-pipeline-irPipeline IR — the v0 wire-format schema consumed by hm.322MIT OR Apache-2.0 hm-plugin-cloudCloud client library for the hm CLI.209MIT OR Apache-2.0Command line utilities hm-plugin-protocolWire-level data types shared between the hm binary and hm plugins.339MIT OR Apache-2.0 hm-plugin-sdkAuthoring SDK for hm plugins. Wraps extism-pdk with hm-specific traits and macros.16MIT OR Apache-2.0 hm-remoteRemote AT command console for HM series BLE device4,663MIT OR Apache-2.0Command line utilities hm-renderBuild-event renderers (human / progress / JSON) shared by the hm CLI and the cloud plugin.127MIT OR Apache-2.0 hm-utilShared OS and filesystem utilities for Harmont crates.304MIT OR Apache-2.0 hm-vmLocal VM/container backends (Docker) that run hm pipeline steps on the developer's machine.150MIT OR Apache-2.0 hm11HM-11 Bluetooth AT driver crate8,253MIT OR Apache-2.0Embedded developmentHardware support hm305pDriver for the HANMATEK HM305P DC Power Supply8,706MITHardware support hm_colorsA simple Rust crate for converting hackmud color-code characters into ANSI color codes.18MIT hmacGeneric implementation of Hash-based Message Authentication Code (HMAC)483,454,744MIT OR Apache-2.0CryptographyNo standard library hmac-circuit-breakerHMAC-protected circuit breaker with fail-open semantics. Persists circuit state to disk and verifies integrity with HMAC-SHA256…190MITCryptographyNetwork programming hmac-cli🛠️ A command-line tool for generating HMAC signatures.2,684MIT hmac-drbgPure Rust implementation of Hmac DRBG.28,964,342Apache-2.0 hmac-predicateTower predicate HMAC verification of query params9,594GPL-3.0-or-later hmac-serialiserHMAC Serialisers to cryptographically sign data like Python's ItsDangerous library but in rust.3,810MITAuthenticationCryptography hmac-serialiser-rsHMAC Serialisers to cryptographically sign data like Python's ItsDangerous library but in rust.5,827MITAuthenticationCryptography hmac-shaMinimal wrapper of HMAC-SHA-{1,2,3} in Rust.22,425MIT OR Apache-2.0Cryptography hmac-sha1A simple wrapper around the RustCrypto hmac and sha1 crates for simple HMAC-SHA1 generation.3,368,108BSD-3-Clause hmac-sha1-compactA small, self-contained SHA1 and HMAC-SHA1 implementation5,410,369ISCAlgorithmsCryptography hmac-sha256A small, self-contained SHA256, HMAC-SHA256, and HKDF-SHA256 implementation21,664,393ISCAlgorithmsCryptography hmac-sha512A small, self-contained SHA512, HMAC-SHA512, HKDF-SHA512, SHA384, HMAC-SHA384, and HKDF-SHA384 implementation21,109,698ISCAlgorithmsCryptography hmac-sm3HMAC-SM3 Library2,842MIT OR Apache-2.0Cryptography hmacdrbgPure Rust implementation of HMAC_DRBG as described in NIST SP800-90A21Apache-2.0 OR MITCryptographyNo standard library hmacroA simple macro preprocessor796GPL-3.0-or-laterCompilers hmapAdds hmap! macro for easily generate HashMap44,095MIT hmap-serdeSerialize/deserialize heterogeneous maps.5,440MIT hmathBig Integers and Rational Numbers24,431MIT hmc5883-asyncHMC5883 magnetometer async driver for embedded hal1,630BSD-3-ClauseEmbedded developmentHardware support hmc5883lRust library for interfacing with HMC5883L magnetometer using I2C on Linux6,755Apache-2.0 hmc5983HMC5983 magnetometer driver for embedded hal4,069BSD-3-ClauseEmbedded developmentHardware support hmdCustom Markdown Engine for my personal blog.26,892MIT hmd-cliCommand-line tooling for Human Markdown documents143MIT hmd-coreCore IR, diagnostics, and validation types for Human Markdown documents582MIT hmd-formatLow-diff formatter for Human Markdown documents250MIT hmd-import-htmlImporter for HMD-generated exact and semantic HTML261MIT hmd-interactionHost-agnostic HMD interaction intent to semantic patch translation89MIT hmd-lspLanguage server for HMD documents140MIT hmd-parseParser for Human Markdown document envelopes and semantic blocks429MIT hmd-patchSemantic patch engine for low-diff Human Markdown edits298MIT hmd-profile-decisionOfficial decision profile validation and schema support for Human Markdown325MIT hmd-profile-generalOfficial general profile validation and schema support for Human Markdown327MIT hmd-profile-progressOfficial progress profile validation and schema support for Human Markdown328MIT hmd-profile-todoOfficial todo profile validation and schema support for Human Markdown326MIT hmd-render-htmlStatic HTML renderer for Human Markdown documents320MIT hmd-sdkFacade crate for Human Markdown parser, profiles, renderer, formatter, patch, and import APIs134MIT hmd-wasmWASM bindings for HMD parser, validator, and HTML renderer136MIT hmdbTypesafe, read optimized, transactional, persistent, in-memory, key-value store23,223BSD-3-Clause hmdeeA VR headset library, supporting PSVR1,681MIT hmdee_coreA thin platform library for VR headset backends3,309MIT hme_toolboxA nice toolbox for AI- using Hierarchical-Mixture of Experts669Apache-2.0 hmeasureA Rust implementation of the H-Measure for assessing binary classifiers.7,439MIT hmfA CLI tool to calculate time and percentage differences between two time values.1,225MIT hmi2midConvert HMI files to standard MIDIs3,021Apache-2.0 hmi_vue3_tauri_lib_v2面向工业HMI的Tauri后端,内置Modbus任务队列与事件分发2,522MITConcurrencyGUI hmip20Hermit incentive contract2,778Apache-2.0 hmip721Hermit incentive contract1,592Apache-2.0 hml-rsMarkup language events and readers, supporting 'human markup language'3,619MIT OR Apache-2.0Parsing tools hmllSafe, idiomatic Rust bindings to the hmll library for high-performance ML model loading22MIT OR Apache-2.0API bindingsScience hmll-sysLow-level FFI bindings to the hmll library for high-performance ML model loading103MIT OR Apache-2.0External FFI bindingsScience hmmHidden Markov Model4,116MIT OR Apache-2.0 hmm-rsManaging haxelibs via Haxe Module Manager, in Rust 🦀2,767MIT OR Apache-2.0 hmm_tbloutParse nhmmer tblout files.9,529MITParsing tools hmmcliA small command-line note-taking app13,685MITCommand line utilities hmmer-pure-rsPure Rust port of HMMER 3.4 — biological sequence analysis using profile HMMs235BSD-3-ClauseCommand line utilitiesScience hmmer-rsErgonomic Rust interface to HMMER2,744GPL-3.0 hmmer-rs-2Ergonomic Rust interface to HMMER1,652GPL-3.0 hmmlearn-rsHidden Markov Models with categorical, Gaussian, GMM, Poisson, and multinomial emissions, trained by Expectation–Maximization or…16BSD-3-ClauseAlgorithmsMathematics hmmmHidden Markov Models in Rust5,296MIT/Apache-2.0 hmmmmPerformant and easy-to-use hidden Markov models4,089MITMathematicsScience hmmmm_deriveDerive macros for the hmmmm crate.2,163MIT hmmsearch_rsgene prediction, Hidden Markov models1,494MIT OR Apache-2.0 hmodReliably discovers the module handle of the current PE image568MIT OR Apache-2.0Operating systems::Windows APIs hmos9c-say-helloThis is say Hello24Apache-2.0 hmrHot Module Reloading for Rust47,073MIT hmrc-ratesHMRC exchange rates (monthly, spot, yearly average, weekly) with bundled history and GBP conversion.508MITFinanceInternationalization (i18n) hmsCommand line utility to help with storing text (eg. code snips)2,544MIT hms-commonCommon lib for Hold my Snip!4,032MIT hms-dbDb lib for Hold my Snip!3,405MIT hms-opengtx-bindingHarmonyOS OpenGTX binding for rust46MIT OR Apache-2.0 hms-opengtx-sysHarmonyOS OpenGTX sys binding for rust72MIT OR Apache-2.0 hms-test_utilsTesting utils for Hold my Snip!3,027MIT hmwText-based game. You read news from another world and events from the life of the characters in it.1,666AGPL-3.0Games hmz-say-hello-goodbyeThis is say hello & goodbye library1,945Apache-2.0 hmziq-dioxus-free-iconsUse free svg icons in your Dioxus projects easily with dioxus-free-icons.2,127MIT hnRust wrapper for the Hacker News (YCombinator) API9,080Apache-2.0API bindings hn-cliAnother HackerNews command-line client.6,467MIT hn-randfileA random file generator tool103MIT hn-storiesA command line interface to browse and open Hacker News stories from the terminal.24MITCommand-line interface hn_apiA simple Hacker News API (v0) client library based on reqwest and serde.14,554MIT/Apache-2.0API bindings hn_cli-bariman-resolution-rust-week-1-hackclubA hacker news cli tool which takes an argument and then gets that many articles to show in the terminal with the points and…21MIT hn_cli_resolution_week1A simple CLI that prints out the top 25 hacker news posts21MIT hn_cli_snowflake6413A simple CLI to show the latest news from Hacker news.40MIT hn_tuiA terminal UI for Hacker News26MIT hnapiA library to query HackerNews.6,085MIT hncatGrab all Hacker News stores + comments, quickly.5,783MIT hnefaAn engine for tafl-style games2,543BSD-3-Clause hnefataflA crate for building software for the tafl family of board games3,180MITGame developmentGame engines hnefatafl-copenhagenCopenhagen Hnefatafl client, engine, server and artificial intelligence24,012AGPL-3.0-or-laterGame enginesGames hnewsHacker News API, synchronous and lightweight, thanks to ureq and miniserde!15,007MIT/Apache-2.0 hnini-compatible package manager command router with node shim110GPL-3.0-onlyCommand line utilitiesDevelopment tools hnlsHackerNews terminal viewer1,470non-standard hnrh.n.r (HoNoR) — a fast terminal UI for Hacker News258MITCommand line utilities hnsHuman numeric sorting program — does what `sort -h` is supposed to do!3,001Apache-2.0AlgorithmsCommand line utilities hnspool-stratum-typesStratum types for HNSPool4,307MIT hnswFast approximate nearest neighbors133,886MITAlgorithmsData structures hnsw-stablePure-Rust port of hnswlib (HNSW approximate nearest neighbors)535Apache-2.0 hnsw_rsAnn based on Hierarchical Navigable Small World Graphs from Yu.A. Malkov and D.A Yashunin696,056MIT/Apache-2.0 hnsw_rs_thousand_birdsAnn based on Hierarchical Navigable Small World Graphs from Yu.A. Malkov and D.A Yashunin - Modified by the Thousand Birds Inc…3,584MIT/Apache-2.0 hnsw_vector_searchHigh-performance semantic search using HNSW and ONNX embeddings46MITAlgorithmsData structures hnswlib-rsPure-Rust port of hnswlib (HNSW approximate nearest neighbors)5,732Apache-2.0 hnswxA Rust implementation of the Hierarchical Navigable Small World (HNSW) algorithm. HNSW is an efficient approximate nearest…199Apache-2.0 hntA hacker news reader in terminal606GPL-3.0-or-laterGUIWeb programming::HTTP client hnu_queryA library for querying systems of Hunan University.279AGPL-3.0-only hnu_query_macrosInternal proc-macros for hnu_query. Not intended for direct use.31AGPL-3.0-only hoWeb server library.1,914MIT ho-api-rust-sdk禾禾奇趣屋开放API Rust SDK1,271MIT OR Apache-2.0 hoardHoard backups of files across your filesystem into one location.10,524BSD-3-Clause hoard-cliHoard repositories with ease2,713MPL-2.0 hoard-rshoard - cli command organizer written in Rust24,986MIT hoard-sysRust FFI bindings to Hoard.7,785MIT OR Apache-2.0 hoardbaseHoardbase is a single-file embedded database based on sqlite with an API identical to that of mongodb.1,579MIT OR Apache-2.0 hoardsA tool management system with SQLite database and AI-assisted discovery114MIT hoareDesign by contract style assertions for Rust4,898 hoarsA library for dealing with the HOA (Hanoi Omega Automata) file format.3,993MITEncodingParser implementations hoaxSimple procedural macro crate that "hides" any string literal in a plain sight.1,631MIT hobaA minimal random number library with environmental noise monitoring.84MITAlgorithmsCommand line utilities hobohobo is a Rust frontend framework17,933MIT hobo_corehobo is a Rust frontend framework2,846MIT hobo_csshobo is a Rust frontend framework21,042MIT hobo_css_macroshobo is a Rust frontend framework23,721MIT hobo_css_macros_declhobo is a Rust frontend framework12,919MIT hobo_derivehobo is a Rust frontend framework23,469MIT hobofan_stdweb_loggerCrude logger implementation for use with stdweb3,455MIT OR Apache-2.0 hocHits-of-Code command line calculator1,976MIT hocketA collaborative loop recorder. In hocket, a single melodic line is split between voices: each sounds while the others rest, and…32MIT OR Apache-2.0Multimedia::Audio hoconReads HOCON configuration files176,162MIT hocon-linkedReads HOCON configuration files1,765MIT hocon-parserFull Lightbend HOCON specification-compliant parser for Rust867Apache-2.0ConfigurationParser implementations hocon-rsRust implementation of HOCON3,774MIT hocon_Read HOCON configuration files748MIT hoconvertCLI tool to convert HOCON into valid JSON or YAML.4,253MITCommand line utilities hocr-parserA parser for the hOCR format1,882MIT OR Apache-2.0Parser implementations hocus-pocusTUI framework; coming soon.2,341MIT OR Apache-2.0 hocuspocu-rsA Rust port of Hocuspocus — a real-time collaborative editing backend for Yjs, wire-compatible with @hocuspocus/server 4.1.018MITNetwork programmingWeb programming::WebSocket hocuspocu-rs-commonShared protocol types for hocuspocu-rs (a Rust port of @hocuspocus/common)35MITNetwork programmingWeb programming::WebSocket hocuspocus-axum-serverAxum WebSocket skeleton for hocuspocus-rs with fetch/store glue114MIT hocuspocus-extension-databaseDatabase persistence extension for hocuspocus-rs (MVP): trait and types396MIT hocuspocus-extension-redisRedis pub/sub extension for hocuspocus-rs (broadcast y-sync/awareness)248MIT hocuspocus-extension-sqliteSQLite adapter for hocuspocus-rs database extension (MVP)256MIT hocuspocus-rsA Rust implementation of the Hocuspocus protocol (Yjs over WebSockets)167BSD-3-ClauseNetwork programmingWeb programming hocuspocus-rs-wsAsync WebSocket server implementing the Hocuspocus collaborative editing protocol in Rust.302MITAsynchronousWeb programming::WebSocket hocuspocus_rust_crateProof of concept publishing crates to crates.io1,702MIT hodaunAudio IO and synthesis28,845MITMultimedia::Audio hodei-authzCore authorization traits and types for Hodei framework with Cedar Policy970MIT OR Apache-2.0AuthenticationWeb programming