Source: doc.rust-lang.org (std library reference) · crates.io database dump, 2026-07-25 (crates directory)Contact
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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.

inputx-pinyin-wasmWASM bindings for inputx-pinyin — Mandarin Pinyin IME engine, browser/Node ready. Powers the Inputx IME web surface.67MIT OR Apache-2.0Internationalization (i18n)Text processing inputx-scoringProbability-native candidate scoring primitive — Bayesian score = log_prior + log_likelihood, Q4 fixed-point. The schema any IME…120MIT OR Apache-2.0AlgorithmsNo standard library inputx-wubiSelf-developed Wubi 86 encoder, dictionary, and dataset — zero-dependency, self-built finite-state index (inputx-fsa),…123MIT OR Apache-2.0EncodingInternationalization (i18n) inputx-wubi-cement[DEPRECATED v2.0 → see inputx-wubi-data in v1.6 backlog] Wubi data + IDF reader + layer helpers. The stateful WubiEngine state…43MIT OR Apache-2.0Text processing inputx-wubi-dataEmbedded Wubi 86 IDFv1 dict blob + IdfReader OnceLock + Layer-from-EntryFlags helper for the inputx-wubi engine. Pure data +…20MIT OR Apache-2.0Internationalization (i18n)Text processing inputx-wubi-wasmWASM bindings for inputx-wubi — Wubi 86 encoder + dictionary, browser/Node ready. Powers the Inputx IME web surface.64MIT OR Apache-2.0Internationalization (i18n)Text processing inpxA library for easier input4,231Apache-2.0 inpytMy first library. Allows you to use "input()" from python.5,110MIT OR Apache-2.0 inqA tool for executing API queries defined in a plaintext file that can be checked in to version control or managed like any other…50Apache-2.0Development toolsDevelopment tools::Debugging inqjetUltra-fast, low-latency logging for Rust applications19,664MIT OR Apache-2.0Development tools::Debugging inqjet-macrosProc macros for InqJet logging library2,642MIT OR Apache-2.0 inquerestA complex url parameter parser for rest filter queries72,131MIT inquestA repository of test results246Apache-2.0 OR BSD-3-ClauseDevelopment tools::Testing inquireinquire is a library for building interactive prompts on terminals17,765,814MITCommand-line interfaceValue formatting inquire-clackinquire-clack is the `inquire` crate with an additional interface2,477MITCommand-line interfaceValue formatting inquire-cliinteract with the user. a system call abstraction to inquire.1,557MIT inquire-deriveDerive macros for the inquire crate201,025MITCommand-line interfaceValue formatting inquire-reorderinquire is a library for building interactive prompts on terminals1,126MITCommand-line interfaceValue formatting inquirerQuestions for user2,301MIT inquirer-aiDual-mode interactive CLI prompts — terminal UI for humans, JSON line protocol for AI agents125MITCommand-line interface inquiryA utility macro for the inquire crate2,591MIT inquiry-sqlxSQLx-backed query builders generated from Rust structs.15MITDatabase interfaces inquiry-sqlx-macrosProcedural macros for inquiry-sqlx.32MITDatabase interfaces inquisitorSimple and fast load testing tool16,768MITCommand line utilitiesDevelopment tools inquisitor-coreSimple and fast load testing library5,926MITCommand line utilitiesDevelopment tools inrs[deprecated] Simple CLI to (add, delete, update, create) i18n translation file7,098GPL-3.0-onlyCommand line utilities inrustAccumulate knowledge of my study on Rust language6,346MIT OR Apache-2.0Command line utilitiesGames insInstant CLI - command-line utilities8,752GPL-2.0-only insaInsa renders imaxes to text - it's a terminal bitmap graphics library3,095MIT insaneA short description of my package777non-standard insanityA short description of my package1,011non-standard insar-coreInSAR time-series analysis engine in Rust (PS-InSAR + SBAS)13MIT OR Apache-2.0Science::Geospatial inscenerator-ai-bridgeLightweight AI brdige22MIT inscenerator-entityFilesystem based hierarchical text/data format151MIT inscenerator-templateType-driven text templating engine for Inscenerator59MIT inscenerator-xfsFilesystem abstraction for Inscenerator251MIT inscopeTrack and modify the scope of a variable1,560MIT OR Apache-2.0 InscribeA markdown preprocessor that executes code fences and embeds their output.1,099MITCommand line utilitiesParsing tools inscribe_helperTo build signed inscribe transfer transactions1,481MIT OR Apache-2.0 inscriber9000For all your inscribing needs2,370Unlicense inscription-multisigA m of n taproot multisig to manage inscription specificaly brc2036,413MIT OR Apache-2.0 insectboxOpenSSH inspired in-memory key security.727MIT insecure-reverse-proxyA simple reverse proxy service for tower based off hyper-reverse-proxy.983non-standard insecure-timeInsecure time computation based on rdtsc.37,305MPL-2.0Hardware supportOperating systems insertA simple file templating tool for developers1,509GPL-3.0-or-later insert-dylibInject LC_LOAD_DYLIB / LC_LOAD_WEAK_DYLIB into Mach-O binaries.95MITCommand line utilities insert-only-setA procedural macro to generate insert-only sets from enums4,921MIT OR Apache-2.0 insert-takeA Concurrent bag supporting atomically inserting and taking all elements193MIT OR Apache-2.0ConcurrencyData structures insert_manyinsert_many optimization for vec-like structures4,675MIT insert_multipleinsert multiple items into a stream in reasonable runtime4,973MITData structures inserter-xCopy or insert dataframes into databases (currently only Clickhouse)1,472MIT insertfmtfast & easy formatter MySQL INSERT queries6,830MIT insertion-setPerforms a set of batched insertions on a vector2,148Apache-2.0 OR MIT insertion-sortInsertion Sort in Rust2,718 inshouInshou (印章) - Nix integrity gate and signing tool21MITCommand line utilitiesDevelopment tools insidesandboxer for processes19MIT inside-baseballModding tools for Backyard Baseball 20011,604AGPL-3.0Command line utilitiesCompilers inside-vmdetect virtual machine using timing14,883MIT OR Apache-2.0 inside-vm_arch_supportdetect virtual machine using timing96,554MIT OR Apache-2.0 insideoutWrap composed types inside-out (eg. `Result<Option<T>, E>` or `Option<Result<T,E>>`30,388MPL-2.0/MIT/Apache-2.0 insidesA compact, high performance space filling curve library for Rust.4,253non-standardAlgorithmsEncoding insighthost, edit and publish markdown articles27,231MITTemplate engine insight-engineSelf-iterating experimental discovery runtime — experiments breed experiments20Apache-2.0AlgorithmsScience insight-face-rsFace detection and recognition library using ONNX Runtime (Rust)175MIT insight-lineThis document describes LINE Messaging API(Insight).1,187Unlicense insightfaceCrate to work with Insightface's Face Detection and Face Swap models.3,643MITAlgorithmsComputer vision insightfulMonitor for Ordinary6,058AGPL-3.0-onlyVisualizationWeb programming insightsKnowledge management and insight storage system570MITCommand line utilitiesDevelopment tools insightxCode insight and metrics reporting for Rust workspaces13MIT OR Apache-2.0 insignInsign: a tiny DSL for Minecraft build regions & metadata2,825MITData structuresParsing tools insigniaA CLI tool to view and modify the metadata of music files1,701GPL-3.0-only insimLiveForSpeed Insim implementation that focuses on ergonomics and strong typing7,599MIT insim_coreCore types and traits for the insim crate.7,304MIT insim_macrosProc macros for insim_core1,930MIT insim_pthInsim PTH file implementation5,980MIT insim_smxInsim SMX file implementation5,827MIT insliceA command-line utility for filtering text input by columns and rows4,088MITCommand line utilitiesText processing insmallerConfig-driven installer: describe install steps in TOML and run them from one binary178MITCommand line utilities insmaller-coreConfig-driven installer engine: declarative step pipelines + pluggable processors239MITDevelopment tools insomniaA library for inhibiting automatic power management on multiple platforms4,350MIT OR Apache-2.0 insomnilogAn asynchronous Rust logging library that never sleeps45MITDevelopment tools::Debugging insomniominimal futures runtime with for low-latecny systesm1,663non-standard inspectAn alias for the valuable crate2,046MIT inspect-cert-chainOpenSSL-like text output for debugging certificate chains25,088MIT OR Apache-2.0 inspect-timeoutA future combinator that applies a timeout with a custom callback when the timeout elapses2,038MIT OR Apache-2.0 inspect_pathCross-platform inspection of filesystem paths, including local and remote mounts.205MIT OR Apache-2.0FilesystemOperating systems inspect_typeDiagnostic-purpose tools to inspect type of a variable and its size.134,591MITAlgorithmsDevelopment tools inspection-serviceThe Node Inspection Service8,281Apache-2.0 inspectorGeneral purpose inspection for popular data structures44,987Apache-2.0 OR MITData structures inspector-gadgetA cli-based, multi-architecture gadget-finding tool, designed for fast operation, even with large binaries like browser engines…1,422GPL-3.0 inspector-ggufA powerful GGUF file inspection tool with a graphical and command-line interface372Apache-2.0Command line utilitiesDevelopment tools inspector-httpA desktop HTTP server with a GUI for monitoring and inspecting incoming requests139MIT OR Apache-2.0Development toolsGUI inspektrA software composition analysis (SCA) tool for generating Software Bills of Materials (SBOM) and scanning for known…303non-standard inspektr_cliA software composition analysis (SCA) tool for generating Software Bills of Materials (SBOM) and scanning for known…201non-standard inspequteFast, CLI-first static analysis for JVM class and JAR files.630AGPL-3.0-onlyCommand line utilitiesDevelopment tools inspireInsPIRe: Communication-Efficient PIR with Server-side Preprocessing47MIT OR Apache-2.0CryptographyNetwork programming inspire_hep_rssRust RSS server that queries the InspireHEP API646non-standard inspirerFor working with LaTeX, inspirehep.net, and BibTeX/BibLaTeX6,753Apache-2.0Command line utilitiesScience inspirer-foundation用于 Inspirer 的基础组件,提供了整个个人项目的必要基础支持4,134Apache-2.0 insrcdataEmbed static data as source code2,810GPL-3.0-or-laterCommand line utilitiesData structures inst_deriveDerive macro for tagged union enums implementing the Instantiable trait in safety-net595MIT OR Apache-2.0 instaA snapshot testing library for Rust82,219,054Apache-2.0Development tools::Testing insta-cmdA command line extension to the insta testing library for Rust3,367,826Apache-2.0 insta-funSnapshot testing of fundsp units. Visualize output in svg and compare using insta705Unlicense insta-fun-meta-macrosProc macros for insta-fun metadata dashboard snapshots70Unlicense insta-imageImage snapshot support for insta (https://insta.rs)35GPL-3.0-or-laterDevelopment tools::Testing insta-rsinstagram private library28MIT insta-saver-cliA CLI tool to detect and download Instagram content (reels, posts, stories, etc.)87MIT instabilityRust API stability attributes for the rest of us. A fork of the `stability` crate.33,449,632MIT instability-exampleExample crate demonstrating instablity usage.4,080MIT instachunkNear-infinite procedural worlds11MIT OR Apache-2.0Game development instaclone_backendPet project: backend for instaclone2,005Unlicense instadocA static site generator for API documentation5,248BSD-3-Clause instafyTransform images into Instagram-ready 1080x1080 format with blurred backgrounds300MITCommand line utilitiesMultimedia::Images instagenLibrary and cli app to generate hashtags for Instagram3,307MITCommand line utilities instagram-basic-display-apiInstagram Basic Display API9,807Apache-2.0 OR MIT instagram-cdn-urlInstagram - Cdn Url6,871Apache-2.0 OR MIT instagram-graph-apiInstagram Graph API4,150Apache-2.0 OR MIT instagram-graph-api-clientInstagram Graph API Client2,922Apache-2.0 OR MIT instagram-hashtag-parserInstagram - Hashtag Parser1,661Apache-2.0 OR MIT instagram-linkInstagram - Link6,352Apache-2.0 OR MIT instagram-media-shortcodeInstagram - Media Shortcode8,413Apache-2.0 OR MIT instagram-permissionInstagram - Permissions2,914Apache-2.0 OR MIT instagram-post-filterInstagram - Post Filter2,984Apache-2.0 OR MIT instagram-scraper-rsScrapes an instagram user's photos and videos3,650MITWeb programming instagram-web-apiInstagram - Web API6,483Apache-2.0 OR MIT instagram-web-api-clientInstagram Web API Client2,803Apache-2.0 OR MIT instagresWIP:: Rust SDK for instant PostgreSQL instance provisioning via Neon60Apache-2.0 installThis is a dummy package that will never have any content. I registered it because it seemed plausible that people might…13,858CC0-1.0 install-action-manifest-schemaStructured access to the install-action manifests.1,167Apache-2.0 OR MIT install-dirsLibrary for handling gnu install directories in rust13,252MIT OR Apache-2.0 install-frameworkA simple and lightweight cross-platform install framework written in Rust1,687MITDevelopment tools install-framework-base[Install Framework] Official generic interface implementation3,707MITDevelopment tools install-framework-cli[Install Framework] CLI interface powered by clap2,390MITDevelopment tools install-framework-core[Install Framework] Core framework and basic interfaces4,277MIT install-framework-gui[Install Framework] GUI interface powered by iced2,400MITDevelopment tools install-wheel-rsTakes a wheel and installs it, either in a venv or for monotrail2,646MIT OR Apache-2.0 installationinstaller utilities141MIT OR Apache-2.0 installation-testingA testing installation library5,135GPL-2.0-or-later installedList installed software on Windows and macOS5,747MIT OR Apache-2.0 installed-rsA tool to search node_modules installed version4,846MIT installed_pkgA simple cross-platform crate that lists all the apps installed on a system.13,521MIT OR Apache-2.0Operating systemsOperating systems::Linux APIs installerthis crate serves as the installer for the artifice network, however it can also be used as a simple task scheduler1,646MIT installer_liteA simple Windows Installer creator for your apps.3,925MIT OR Apache-2.0Development toolsDevelopment tools::Build Utils installrsBuild self-contained software installers in plain Rust, with an optional native wizard GUI (Win32 / GTK3), component selection,…339MITCommand line utilitiesDevelopment tools instana_opentelemetry_sdkThis library provides an OpenTelemetry Rust SDK which supports exporter, propagation and serialization. It allows you to send…358Apache-2.0 instanceInstance type for jar.19Apache-2.0 instance-chartChart (discover) instances of your application on the same network and or machine6,716MITNetwork programming instance-copy-on-writeA MT-safe copy-on-write implementation for the data structures.2,454MITConcurrency instance_codeTurn instances into source code7,454MITDevelopment tools::Build UtilsDevelopment tools::Procedural macro helpers instance_code_deriveDerive macro for instance_code4,403MITDevelopment tools::Build UtilsDevelopment tools::Procedural macro helpers instance_ofMacro to answer the question: does it implement a trait?57,825MITAlgorithmsDevelopment tools instancebuilderConvenient way of managing dependency injection6,235MITConfigurationRust patterns instances-socialAPI Client for the instances.social API8,019AGPL-3.0 instancyAn async reimplementation of timely-dataflow built on Tokio47MITAsynchronousConcurrency instantUnmaintained, consider using web-time instead - A partial replacement for std::time::Instant that works on WASM to.302,764,435BSD-3-Clause instant-acmeAsync pure-Rust ACME client2,074,347Apache-2.0API bindingsWeb programming instant-akismetRust client for Akismet spam protection15,733Apache-2.0API bindingsWeb programming instant-clip-tokenizerFast text tokenizer for the CLIP neural network82,803MIT instant-displayGet a display handle instantly1,553MIT OR Apache-2.0 OR Zlib instant-distanceFast minimal implementation of HNSW maps for approximate nearest neighbors searches664,474MIT OR Apache-2.0 instant-eppEPP client library for async Rust10,269MIT instant-glicko-2Implementation of the Glicko-2 rating system that allows for instant feedback after games, not just once a rating period closes3,875MITGame developmentMathematics instant-sealEngine that seals instantly3,770GPL-3.0 instant-segmentFast English word segmentation126,346Apache-2.0 instant-timerA CountDown implementation that never blocks3,330MIT/Apache-2.0Embedded development instant-xmlA more rigorous way to map XML to Rust types72,050Apache-2.0 OR MIT instant-xml-macrosProcedural macros for instant-xml74,750Apache-2.0 OR MIT instant_logA very simple logger4,291BSD-2-Clause instantlyDownload instagram photos instantly1,742MIT instantramen-proRust metadata helper package for https://instantramen.pro18MITAPI bindings instapaperInstapaper API wrapper.4,678MIT instapaper-cliCLI for the Instapaper API16MIT instapiWrapper around the Instagram Basic Display API to gather metadata and media files1,667MITAPI bindingsCommand line utilities instarReserved name for an upcoming Rust tool from the shakenfist project. Details to follow.22Apache-2.0 instasrinstasr13MIT insteon-serialInsteon PLM serial programming library.3,357Apache-2.0/MITAPI bindings instinctSorting of polygons, lines and points in 3D world projection1,814GPL-3.0-or-laterGame enginesVisualization instmodelInstruction-based neural network model training library using Burn242MITMathematicsScience instmodel_inferenceHigh-performance neural network inference library with instruction-based execution867MITScienceSimulation instrA brief description of your crate's functionality19MITDevelopment toolsParsing tools instreet-rust-sdkRust SDK for the InStreet Agent Platform40MITAPI bindingsWeb programming::HTTP client instro-ethernetipInstro EtherNet/IP driver28Apache-2.0Hardware supportNetwork programming instro-opcuaInstro OPC UA driver48Apache-2.0Hardware supportNetwork programming instrsA derive macro for (de)serializing enums into/from bytecode1,576MIT instrs-coreSerialize trait and its implementation for a few standard library types2,137MIT instrs-deriveDerive macro for instrs crate2,136MIT instructA language to write general purpose 'makefile like' tasks which are powerful and reuseable1,618MITCommand line utilitiesCompilers instruct-macrosinstruct-macros are a collection of simple macros that we're using in Instructor-AI to generate json schema from Serde Objects6,236MIT OR Apache-2.0 instruct-macros-typesInstructor Macro Types are a collection of simple types that we export to work with the instruct-macros crate7,593MIT OR Apache-2.0 instructed-language-model-at-coordinateA Rust library that facilitates precise instructional communication with Language Models by using agent coordinates, emphasizing…15,574non-standardAlgorithmsAPI bindings instruction-filesDiscovery, auditing, and sync for AGENTS.md/CLAUDE.md instruction files5,555MIT instruction-treeA terminal program for displaying and autosaving collapsible lists. Primary use case is instruction plans with varying levels of…1,516MIT instruction_pointer_operationsA simple crate that allows users to manipulate the value of the instruction pointer without needing to write inline assembly.355MITEmbedded developmentHardware support instruction_serialiserThis package helps developers serialising calculation instructions for reusing or archiving them.7,838Apache-2.0 instructmdInspect coding-agent instruction-file startup resolution31MITCommand line utilitiesDevelopment tools instructorComing soon...1,500MIT instructor-aiinstructor-ai is a simple crate that allows for users to do validated structured outputs3,695MIT OR Apache-2.0 instructorsType-safe structured output extraction from LLMs. The Rust instructor.1,697MITAPI bindingsData structures instrumentA foundational type for performable musical instruments. Converts discrete note events to a continuous signal of amplitude and…15,681MIT