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.

ifx-coreShared wire types, constants, tape layout, and codecs for Ifx67Apache-2.0 ifx-sdkOff-chain Ifx transaction builder (FrameScratch, wire encoding)64Apache-2.0 ifyerThing that does stuff836MIT OR Apache-2.0Command line utilities igTetsy Internet Gateway Protocol client1,922MIT ig-brokersRust library for the IG REST API1,676MIT OR Apache-2.0API bindings ig-clientThis crate provides a client for the IG Markets API16,068MITData structuresFinance ig-gfx-serverClient for intelligentgraphics IG.GFX.Server1,582MIT ig-webrender-clientClient for intelligentgraphics IG.WebRender.Server658MIT ig_descAn implementation of descriptor notes.3,140MIT ig_edgeAn implementation of Info Edges.2,336MIT ig_learn_rustBasic math operations1,591MIT ig_toolsMisc tools for list hashing, sorting and io3,538MIT ig_trAn implementation of info triples.2,556MIT ig_trading_apiA Rust client for the REST and Streaming APIs from IG.com.8,753GPL-3.0-only igcA fast, minimal parser for IGC flight recorder files12,642MITAerospaceParser implementations igc-netigc-net protocol rust library — publish and add metadata to IGC flight files91Apache-2.0API bindingsNetwork programming igc-net-cliStandalone archival node CLI for the igc-net protocol37Apache-2.0Command line utilitiesNetwork programming igc_parserA high-level parsing/deserializing crate for IGC flight recorder files9,472MIT igcpprovides ergonomic abstractions for network communication; communication backend of Canary10,823MIT igdInternet Gateway Protocol client1,996,287MIT igd-nextInternet Gateway Protocol client12,260,593MIT igd_async_stdInternet Gateway Protocol client3,181MIT igdbIGDB - Video Game Database Api4,250Apache-2.0/MITAPI bindingsAsynchronous igdb-api-rustAPI wrappper for IGDB REST API2,650MIT OR Apache-2.0API bindings igdb-atlasAn asynchronous wrapper for the IGDB v4 video game database API50MIT/Apache-2.0API bindingsWeb programming::HTTP client igdb-rsIGDB - Video Game Database Api11,421Apache-2.0/MITAPI bindingsAsynchronous igdb_providerIGDB API client1,642MIT igeInfinite Garble Extension (IGE) block cipher mode of operation6,010MIT OR Apache-2.0CryptographyNo standard library igetiget18,881MulanPSL-2.0 iggyIggy is the persistent message streaming platform written in Rust, supporting QUIC, TCP and HTTP transport protocols, capable of…251,742Apache-2.0Command line utilitiesDatabase interfaces iggy-cliCLI for Iggy message streaming platform18,447Apache-2.0 iggy_binary_protocolWire protocol types and codec for the Iggy binary protocol. Shared between server and SDK.79,888Apache-2.0Command line utilitiesDatabase interfaces iggy_commonIggy is the persistent message streaming platform written in Rust, supporting QUIC, TCP and HTTP transport protocols, capable of…78,625Apache-2.0Command line utilitiesDatabase interfaces iggy_stream_wrapperA small wrapper to improve ergonomics around Iggy streams631MIT OR Apache-2.0 igitTool for finding insight in git history1,475MIT igneous-mdThe simple and lightweight markdown viewer6,824MIT OR Apache-2.0Development toolsGUI igneous-md-viewerThe viewer component of igneous-md1,821MIT OR Apache-2.0 igni_input_coreCore contracts for the IGNI Engine input system. Defines traits for raw input, processing layers, and mapping layers with zero…87MITAPI bindingsDevelopment tools ignisA library for editing various 3DSFE formats.1,673GPL-3.0 ignis-dbA comprehensive PostgreSQL ORM with macro-driven schema management648MIT OR Apache-2.0 ignis-deriveProcedural macros for Ignis-DB ORM553MIT OR Apache-2.0 ignis-nostrNostr tools for integration of HL7 FHIR resources4,223MIT igniscopeDeterministic CLI analyzer for Ignition project exports and gateway backups.23MITCommand line utilities igniteignite serves the role as a "batteries included" addon to stdlib providing useful stuff and higher level functions along with…11,833MIT ignite-rsApache Ignite thin client10,170MIT/Apache-2.0Database interfaces ignite-rs_deriveApache Ignite thin client4,100MIT/Apache-2.0Database interfaces ignite-v2-clientApache Ignite v2 Client48,499MIT OR Apache-2.0Database interfaces ignitedRapid early-ramdisk system initialization, accompanying initramfs generator1,597MITNFA igniterA simple process manager written in Rust5,089MIT ignitiaA blazing fast, lightweight web framework for Rust that ignites your development journey4,899MITAsynchronousWeb programming::HTTP server ignitioninternal project20MIT ignition-configData structures for reading/writing Ignition configs92,224Apache-2.0 ignixHigh-performance Redis-compatible key-value store built with Rust599MITCachingDatabase interfaces ignoGenerate gitignore files with ease2,772GPL-3.0Command line utilities ignofierplusrust port of https://github.com/sujang958/ignofier2,998non-standard ignora command line utility to fetch .gitignore tempaltes from gitignore.io.3,246MIT ignorableStandard library derives that can ignore individual fields3,720MIT OR Apache-2.0Development toolsDevelopment tools::Procedural macro helpers ignoramusA flexible library for matching ignore files such as `.gitignore` against file paths with incremental state updates and efficient…744LGPL-3.0-or-laterAsynchronousCaching ignoranceAnother client tool for generating .gitignore files.1,640MITCommand line utilities ignorantIgnorant2,711MIT ignorant-rsA phone number OSINT tool for checking if a phone number is associated with accounts on various platforms1,157GPL-3.0Command line utilitiesWeb programming::HTTP client ignoreA fast library for efficiently matching ignore files such as `.gitignore` against file paths.149,724,238Unlicense OR MIT ignore-checkCheck if a path is ignored305,457MIT ignore-covExclude ignored code blocks/lines from code coverage output reports (supports Go coverprofile and LCOV formats)20MIT ignore-crates-io-language-aliases-brokenignore this.7,630MIT ignore-filesFind, parse, and interpret ignore files4,433,433Apache-2.0 ignore-resultAdds a `Result<_, _>.ignore()` method to ignore the return value of a function call without panicking in case of error.14,850,338MITNo standard libraryRust patterns ignoredA Rust implementation of the .gitignore file format for quickly checking whether a path is ignored by git - without invoking the…6,140MITFilesystemParser implementations ignoregenignoregen is gitignore generator.1,925MIT/Apache-2.0 ignoreitQuickly load .gitignore templates24,831MITCommand line utilitiesDevelopment tools ignorersGenerate gitignores from the command line6,058Apache-2.0Command line utilities ignoretreeVisualize your .gitignore files via CLI1,594MIT ignorsA simple tool to create .gitignore file1,466MIT igo-rsPure Rust port of the Igo, a POS(Part-Of-Speech) tagger for Japanese (日本語 形態素解析).15,145MITCommand line utilitiesText processing igorGeneric text-based vendoring1,004MIT igpayA lightweight pig latin translator203MIT igpay-atinlayTranslate text to Pig Latin1,650MITText processing igraphA graph representation data structure with a built in index on keys.2,793MIT OR Apache-2.0Data structures igraph-sysRust bindings to igraph c library3,432GPL-2.0-or-laterAPI bindings igrepInteractive Grep15,351MITCommand line utilities igrepperThe interactive grepper12,837MIT igrfInternational Geomagnetic Reference Field (IGRF) implementation in pure Rust.17,671MIT igriImGUI runtime inspector5,990MIT igri_deriveDerive macro for `igri`6,764MIT igsThe library for for solving impartial games.6,240LGPL-3.0-or-laterAlgorithmsGame development igsolveThe program for solving impartial games.3,915GPL-3.0-or-laterAlgorithmsGame development iguana-interpreterAn interpreter for Bitcoin Cash Script which keeps track of preimages and stack item names5,584MIT iguana-wsA library for serving iguana transactions via WebSocket (used in conjunction with iguana-ui)4,291MIT iguazuTools for viewing, storing, and sharing mixed-signal time series data24MPL-2.0 iguidemo gui23MIT igv-corePure async data layer for igv-rs: regions, source traits, alignment expansion, coverage, render thresholds. UI-free.104MITCommand line utilitiesScience::Bioinformatics igv-renderGraphical (SVG / PNG) snapshot renderer for igv-rs.53MITCommand line utilitiesScience::Bioinformatics igv-rsInteractive terminal genome viewer for FASTA / VCF / BAM / GFF / BED / bigWig / BEDPE. Includes a bundled-igv.js browser…26MITCommand line utilitiesScience::Bioinformatics igv-serveLocal HTTP server that mirrors the igv-rs TUI's view in igv.js.55MITCommand line utilitiesScience::Bioinformatics igvmThe igvm crate is an implementation of a parser for the Independent Guest Virtual Machine (IGVM) file format.483,531MITParser implementationsVirtualization igvm_defsThe igvm_defs crate is the specification for the Independent Guest Virtual Machine (IGVM) file format.488,850MITNo standard libraryVirtualization igwIndustrial Gateway - Universal SCADA Protocol Library for Rust858MIT OR Apache-2.0Embedded developmentHardware support igwn-ligolwRust-native reader and writer for the LIGO_LW XML format used by the International Gravitational-Wave Observatory Network.72MITEncodingParser implementations ihinterface proto for hpc9,314MulanPSL-2.0 ih-museInfinite Haiku Muse17,114MIT ih-muse-cliMuse Command Line Interface13,782MIT ih-muse-clientHandle communication with the Poet server(s), including request handling and server discovery15,847MIT ih-muse-coreInfinite Haiku Muse Core18,656MIT ih-muse-protoData structures used for communication and handle serialization16,469MIT ih-muse-recordRecord Muse Api usage for testing purposes15,830MIT ih-typesShared types and constants for Intelligent Human projects101MIT OR Apache-2.0 ihateintegralsA computer algebra library for solving integrals.3,674MITMathematics ihavecoke-ufoA library for parsing url fragments1,157MIT ihexA Rust library for parsing and generating Intel HEX (or IHEX) objects. This format is commonly used for representing compiled…12,298,603MIT OR Apache-2.0 ihex-mergeA tool based on the ihex crate to merge ihex (intel HEX) object files into one1,441non-standard ihex_extA crate adding convenience methods for `ihex`4,806MIT OR Apache-2.0 ihiIdentity crypto primitives: spaghettify chaos amplifier, smear_hash, handle_proof216MIT OR Apache-2.0CryptographyNo standard library ihopVirtual block device made from a bunch-of-chunks4,362MITCommand line utilitiesCompression iiii32MIT iiaIntoIterator enabled iterator adapters4,285MITNo standard libraryNo standard library::No dynamic allocation iicp-clientUse the open IICP AI mesh from Rust without running a node1,325Apache-2.0API bindingsNetwork programming iidAllows to use Index Integer Date format in your code called IID1,176non-standard iifReturns one of two parts, depending on the evaluation of an expression.10,426non-standard iifeA macro with a better syntax for immediately invoked function expressions1,562MITNo standard library iiiSimple configuration library,Easier than .ini14,404MIT OR Apache-2.0 iii-formosa-datasetSe/Deserialization toolkit for Formosa dataset from Institute for the Information Industry3,030non-standardScience iii-helpersShared helper primitives across iii SDKs.8,421Apache-2.0API bindingsAsynchronous iii-observabilityOpenTelemetry and logging primitives shared across iii SDKs.3,342Apache-2.0API bindingsAsynchronous iii-sdkSDK for III Engine - a platform for building distributed applications16,237Apache-2.0API bindingsAsynchronous iiifA client library for the International Image Interoperability Framework (IIIF)3,016Apache-2.0 iilwy_roblox_installGet the install directory of Roblox in code452MPL-2.0 iioonA compiled-time i18n helper42MPL-2.0 iioon-deriveA compiled-time i18n helper168MPL-2.0 iiriEDA IR Drop analysis tool4,727non-standard iir_filtersA Rust re-implementation of some of scipy's digital filters.20,284Apache-2.0 iirsInverted repeats finder7,868GPL-3.0 iisSet of helper functions for smooth running web server written in Rust on Internet Information Services (IIS)4,727MITWeb programming iis2dlpc-rsDriver for the IIS2DLPC ultra-low-power three-axis accelerometer with selectable full scale, multiple power modes, FIFO, and…432BSD-3-ClauseEmbedded developmentNo standard library iis2dulpx-rsDriver for the IIS2DULPX ultra-low-power 3-axis accelerometer with FSM, MLC, adaptive self-configuration, analog hub/Qvar,…412BSD-3-ClauseEmbedded developmentNo standard library iis2mdcSimple driver for ST iis2mdc sensor5,415MITEmbedded developmentHardware support iis2mdc-rsPlatform-agnostic driver for the IIS2MDC ultra-low-power, high-accuracy 3-axis digital magnetic sensor with I2C and SPI…424BSD-3-ClauseEmbedded developmentNo standard library iitComplete Integrated Information Theory (IIT) 3.0 library for calculating Phi and analyzing consciousness in neural systems227MIT OR Apache-2.0AlgorithmsScience iitree-rsImplicit augmented interval tree (IAITree/cgranges) with memory-mapped disk storage5,614MITData structuresScience ijen-ij-ne18Apache-2.0 OR MIT ijsonA more memory efficient replacement for serde_json::Value3,757,083MIT OR Apache-2.0Data structuresEncoding ijzerMain crate for IJzer. Provides a macro for using IJzer in a rust project, and a prelude with dependencies..1,923MIT ijzer_libLibrary for IJzer. Provides tools for tensors, parsing syntax tree of the IJ language and transpiling it to rust code.3,326MIT ijzer_macroMacro for using IJzer in a rust project.2,169MIT ikAsync API Wrapper for IK27AGPL-3.0-only ik-epubIK EPUB26AGPL-3.0-only ik-geoGeometric solutions to inverse kinematics, using the IK-Geo algorithm4,346non-standardScience::Robotics ik-llama-cpp-2ik_llama.cpp bindings for Rust (SOTA quants + MTP)69MIT OR Apache-2.0External FFI bindingsScience ik-llama-cpp-sysLow level bindings to ik_llama.cpp (ikawrakow's SOTA-quant fork)84MIT OR Apache-2.0 ik-miniMinimal async API Wrapper for IK | Only Reader/Public API | Extremely minimal.705AGPL-3.0-only ik-mini-epubMinimal async IK to EPUB downloader | Extremely minimal.592AGPL-3.0-only ik-mini-epub-cliA CLI tool to download IK Storeis into epubs.168AGPL-3.0-only ik-mini-epub-cli-interactiveAn Interactive CLI tool to download IK Storeis into epubs.88AGPL-3.0-only ik-mini-genMinimal async IK to EPUB/HTML/PDF downloader | Extremely minimal.23AGPL-3.0-only ik-rschinese segment, ik-analyzer for rust23,296LGPL-2.1-onlyData structuresDatabase implementations ikarusty object pool9,011MITData structuresMemory management ika_hello_cargoHello, World!1,468MIT OR Apache-2.0 ikalParse icalendar object8,071MITParser implementationsText processing ikal-deriveProc macro for ikal crate6,658MIT ikari_hello_cargoHello, World!1,466MIT OR Apache-2.0 ikarusdefA tool describing Ikarus' capabilities6,305BSD-3-ClauseCommand-line interfaceDevelopment tools::Build Utils ikconfigA CLI utility to extract the .config file from a kernel image.11,255GPL-3.0-or-later OR MITCommand line utilities ikeSmall game engine with a simple editor1,793MIT ike-deriveProvides derive implementations for ike2,462MIT ikebusterScanner for IKE2,530MIT ikigaitofo1,533MIT OR Apache-2.0 ikigai-cliikigai — a REPL client for resource-resolution kernels (native + WebAssembly).79MIT OR Apache-2.0 ikigai-cmsSemantic-CMS transreptors for ikigai (urn:cms:*): turn personal content — org-mode bookmarks, notes, library metadata — into ONE…77MIT OR Apache-2.0WebAssembly ikigai-coreIdentity, representations, resolution, content-addressed caching, and capabilities.1,795MIT OR Apache-2.0CachingData structures ikigai-embeddedIn-process transport: composes a kernel directly in the host process.120MIT OR Apache-2.0 ikigai-encryptPublic-key encryption module for ikigai — the dual of ikigai-sign. `urn:encrypt:encrypt` (open) seals bytes to one or more…20MIT OR Apache-2.0Cryptography ikigai-engineRenderer-agnostic REPL engine for ikigai: parses a request line, drives a Backend, and reports the result as an Action. Shared by…211MIT OR Apache-2.0 ikigai-fnA library of reusable ikigai function endpoints (toUpper, reverseList, split, wrap, greet, echo, compose, conditional) — the…144MIT OR Apache-2.0WebAssembly ikigai-fsCapability-gated file/store ikigai module: jailed to a root with a default-deny path-ACL; SOURCE/SINK/EXISTS/DELETE. A cfg-gated…194MIT OR Apache-2.0FilesystemWebAssembly ikigai-httpOutbound HTTP-client ikigai module: one endpoint per method (urn:httpGet…urn:httpDelete) with the ROC verb mirroring HTTP…247MIT OR Apache-2.0WebAssemblyWeb programming::HTTP client ikigai-ipcUnix-domain-socket IPC transport to a local kernel server.121MIT OR Apache-2.0 ikigai-jsonldJSON-LD operators for ikigai — urn:jsonld:expand / :compact / :flatten as resources, on the json-ld crate with a static…93MIT OR Apache-2.0Web programming ikigai-lispSteel-backed Lisp evaluator as an ikigai module: `urn:lisp:eval` runs s-expressions whose builtins ARE the kernel verbs…157MIT OR Apache-2.0CachingCompilers ikigai-llmFlexible LLM inference as ikigai ROC resources: urn:llm:ask (a facade grammar) dispatches to pluggable backends. Slice 0 ships an…185MIT OR Apache-2.0Web programming ikigai-moduleThe ikigai dynamically-loadable module format (Phase 1: in-process proof). A host-side ModuleSpace routes IRIs to a module over a…193MIT OR Apache-2.0 ikigai-orgOrg-mode agenda as ikigai ROC resources: urn:org:agenda:{period} reads date-fixed events (active timestamps, with repeater…163MIT OR Apache-2.0Date and time ikigai-personalPersonal contexts for ikigai — OS-backed resources (contacts, calendar, availability) under urn:personal:*. macOS-first; Windows…308MIT OR Apache-2.0Operating systems ikigai-quicQUIC transport with mutually-pinned TLS to a remote kernel.108MIT OR Apache-2.0 ikigai-rdfRDF transreption module for ikigai — urn:rdf:* content-negotiates an RDF graph between syntaxes (Turtle, N-Triples, RDF/XML,…173MIT OR Apache-2.0Parser implementationsWeb programming ikigai-repoGit / gh / cargo as ikigai resources: a capability-gated exec seam + typed repo facades (urn:system:exec, urn:repo:*).82MIT OR Apache-2.0 ikigai-resolveThe Resolver seam the ikigai REPL engine drives: issue a request against a kernel — local or remote — and report how the cache…394MIT OR Apache-2.0 ikigai-runbookInteractive runbook for ikigai — guided, runnable demos as urn:runbook:* resources, rendered as htmx (HATEOAS) HTML in the…337MIT OR Apache-2.0Web programming ikigai-schedulerAsync work scheduler for the ikigai kernel: a pluggable executor (single-thread or a configurable threadpool) that drives the…142MIT OR Apache-2.0 ikigai-secretSecrets for ikigai (urn:secret:*): resolve and store secrets through the OS keystore, capability-gated. macOS Keychain backend on…103MIT OR Apache-2.0Operating systems ikigai-sexprNeutral, language-agnostic s-expression foundation for ikigai's portable-code arc: a `Sexpr` datum + reader/printer, pure…84MIT OR Apache-2.0CompilersParser implementations ikigai-shaclSHACL validation for ikigai — urn:shacl:validate validates an RDF data graph against a shapes graph (rudof's shacl crate); the…69MIT OR Apache-2.0Web programming ikigai-signCapability-gated Ed25519 signing + verification module for ikigai: `urn:sign:sign` (requires `urn:cap:sign`) turns bytes + a…20MIT OR Apache-2.0CryptographyWeb programming ikigai-sniffContent-type sniffing for ikigai — urn:sniff classifies opaque (application/octet-stream) bytes into a concrete media type via…68MIT OR Apache-2.0Parsing toolsWeb programming ikigai-sparqlSPARQL query module for ikigai — urn:sparql:{select,ask,describe,construct} run over one or more graph=<uri> sources resolved…128MIT OR Apache-2.0Database interfacesWeb programming ikigai-textUnix-like text endpoints (urn:text:wc/head/tail/grep/sort/uniq/nl/rev) for ikigai — pure, cacheable, wasm-clean pipeline citizens…32MIT OR Apache-2.0Text processingWebAssembly ikigai-throttleReliability interception overlays for ikigai: RateLimit (per-prefix rate), Retry (re-issue transient idempotent failures),…125MIT OR Apache-2.0 ikigai-timeThe time transport: originates kernel resource-requests on a timer (one-shot or recurring).112MIT OR Apache-2.0 ikigai-vocabThe ikigai self-description vocabulary and its RDF (Turtle) projection.352MIT OR Apache-2.0CachingData structures ikigai-wireThe ikigai IPC/QUIC wire protocol: length-prefixed postcard Call/Reply messages mirroring the Resolver surface.205MIT OR Apache-2.0 ikigai-xsltXSLT transformation as an ikigai resource (urn:xslt:transform) — style arbitrary XML/RDF-XML with a stylesheet, both as cacheable…117MIT OR Apache-2.0 ikillInteractively kill processes9,175MITCommand line utilities