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.

mfm-docsUmbrella docs.rs landing page for the MFM workspace22MIT mfm-evm-coreLow-level EVM ABI, encoding, hex, and RLP helpers for MFM22MIT mfm-machineRuntime contracts and execution-plan types for MFM workflows207MIT mfm-machine-deriveProc-macro helpers for deriving MFM machine contracts21MIT mfm-machine-test-supportShared contract tests and observability helpers for MFM machine backends21MIT mfm-sdkOperation and pipeline orchestration helpers for MFM21MIT mfm_coreCore configuration models and security-sensitive keystore primitives for MFM22MIT mfmtMeta formatter library42,161Unlicense mfpA command-line utility for playing music mixes for programming & focus (from musicforprogramming.net), unlocking the flow state!3,801BSD-3-ClauseCommand line utilities mfqeFASTA/Q read extractor4,841GPL-3.0 mfrc522A platform agnostic driver to interface the MFRC522 (RFID reader/writer)43,137MIT OR Apache-2.0Embedded developmentHardware support mfsFetcher for scholarly metadata2,051GPL-3.0+Command line utilitiesScience mfs-cliMFS CLI — shell-native client for Multi-source File-like Search162Apache-2.0Command line utilitiesDevelopment tools mfsk-corePure-Rust WSJT-family decoders + synthesisers (FT8 FT4 FST4 WSPR JT9 JT65 Q65) behind a zero-cost Protocol trait. Host (rustfft)…810GPL-3.0-or-laterEmbedded developmentEncoding mftA Fast (and safe) parser for the Windows Master File Table (MFT) format748,244MIT/Apache-2.0 mft2bodyfileparses an $MFT file to bodyfile (stdout)25,583non-standard mfteMFTE, the magic-free text editor14,777MITText editors mftpHigh-throughput file transfer over high-latency internet links120MITCommand line utilitiesNetwork programming mfxstm32l152A platform agniostic driver to interface with teh I2C base MFXSTM32L152 Idd sensor.1,8980BSDEmbedded developmentHardware support mgMinimal UI library based on GTK+.62,095MITGUI mg-settingsParse config files.40,178MITConfiguration mg-settings-macrosHelp custom derive for mg-settings28,912MIT mg-shamirMetal Gear shamir library8,493Apache-2.0 mg24-halHAL for Silicon Labs MG24 microcontroller124MITEmbedded developmentNo standard library mg24-installInstall and setup MG24 SDK folders automatically for mg24-hal55MITHardware support mgartMachine Generated Art. CLI app for generating algorithmic art2,808MIT mgatemgate284MulanPSL-2.0 mgate_protomgate_proto292MulanPSL-2.0 mgbaSafe Rust wrapper around libmgba for GBA emulation96MIT AND MPL-2.0EmulatorsGame engines mgba-sysRaw FFI bindings to libmgba (GBA emulator core)160MIT AND MPL-2.0EmulatorsExternal FFI bindings mgba_logA logging implementation for mGBA.7,293MIT OR Apache-2.0Development tools::DebuggingGame development mgetA simple tool to pirate things off the internet1,057GPL-2.0 mgfA 3D collision and physics framework for video games.30,304LGPL-3.0 mgfyA command line tool for inspecting MongoDB87MIT mghA Collection of Moré-Garbow-Hilstrom https://dl.acm.org/doi/pdf/10.1145/355934.3559362,927MIT mgitRun git on multiple projects.15,430MITCommand-line interfaceCommand line utilities mgmGeneric implementation of the Multilinear Galois Mode (MGM) cipher20,053Apache-2.0 OR MITCryptographyNo standard library mgpgA mattermost client for conveniently encrypting messages using GnuPG via GPGME.1,755LGPL-2.1-or-later mgradA minimal automatic differentiation library.3,191MIT mgraphA simple, performance-oriented graph library for Rust7,737MIT mgrepA small grep.1,765MIT mgrrsA tool to search files1,773MIT OR Apache-2.0Command line utilities mgrsBidirectional MGRS/lat-long coordinate conversion CLI with multi-format I/O: CSV, GeoJSON, KML, KMZ, GPX, WKT, TopoJSON,…352MIT OR Apache-2.0Command line utilities mgrs2latlongDEPRECATED: This crate has been renamed to `mgrs`. This is a thin wrapper that re-exports the `mgrs` CLI.432MIT OR Apache-2.0Command line utilities mgtCommand line tool to analyze the WildFly management model.306Apache-2.0Command line utilities mguesserProvides a guess for the game Guess the Weight of the Marrow on both Neopets and virtu.pet.1,447Apache-2.0Command line utilities mgxA parser for Age of Empires II recorded games.8,505MITGamesParsing tools mgxlogA simple logging library for Rust.81MIT OR Apache-2.0Development tools::Debugging mh-acpiForked from Isaac Woods' pure-Rust library for interacting with ACPI63MIT OR Apache-2.0Hardware supportNo standard library mh-locatorLibrary for representing Maidenhead locators.41MIT OR Apache-2.0No standard library mh-test-crateDummy test crate19MIT mh-z19Implementation of serial protocol for Winsen MH-Z19 / MH-Z19B / MH-Z14 CO2 sensors12,937MIT OR Apache-2.0Embedded developmentHardware support mh-z19cPure rust implementation to read out the Winsen MH-Z19C CO2 sensor.7,239MIT OR Apache-2.0Embedded developmentNo standard library mh-zx-driverMH-Z* family (MH-Z14/Z19/Z19B) CO2 sensor driver built on top of `embedded-hal` primitives.3,075Apache-2.0Embedded developmentNo standard library mh9_hello_worldjust a test, nothing to see here1,823non-standard mh_very_own_guessing_gameA fun game where you guess what number the computer has chosen.2,850MIT OR Apache-2.0 mhashAn implementation of the multihash format used in IPFS8,455MIT/Apache-2.0 mhdbPure rust embeddable key-value store database.5,699Apache-2.0Database implementations mheapFlexible binary heaps1,297MITAlgorithmsData structures mhgitMHgit is a simple git library for interracting with git repositories.1,823BSD-3-Clause mhglMatts HyperGraph Library (MHGL). A straightforward library for hypergraph datastructures.12,777MIT mhgu-forgeRust API for writing forge plugins for MHGU127MITEmbedded developmentGame engines mhgu-forge-macrosProcedural macros for forge plugins163MITGame enginesNo standard library mhgu-forge-rtNRO runtime startup (MOD0 Header, init/fini, etc.) for forge plugins163MITEmbedded developmentGame engines mhgu-forge-sysRaw FFI bindings to the forge plugin API194MITEmbedded developmentGame engines mhinapiREST API exposing My Hash Is Nice database over HTTP40Apache-2.0 OR MITDatabase interfacesWeb programming::HTTP server mhinparserHigh-performance Bitcoin blockchain parser implementing the My Hash Is Nice protocol75MIT OR Apache-2.0Cryptography::Cryptocurrencies mhinprotocolReference Rust implementation of the MY HASH IS NICE (MHIN) protocol.299MIT OR Apache-2.0AlgorithmsCryptography::Cryptocurrencies mhlogMHlog is a simple, thread-safe logging library.13,431BSD-3-ClauseDevelopment tools::Debugging mhostFast, async DNS lookup library and CLI -- modern dig/host replacement with parallel multi-server queries, DoH, DoT, subdomain…18,078MIT OR Apache-2.0Command line utilitiesNetwork programming mhpMetarhia protocol1,879MIT mhra_products_search_clientMHRA Products Search Client3,026MIT mhra_products_search_client_tempMHRA Products Search Client1,269MIT mhra_products_search_client_tempqMHRA Products Search Client1,271MIT mhronotime/date/calendar library1,678MIT OR Apache-2.0Date and time mhsmhs is http server using in cli25,319MIT mhteamsIdiomatic building of MS Teams messages.11,128Apache-2.0 mhtemplateEasy-to-use, dynamic text template library.1,769BSD-3-ClauseTemplate engine mhttpUtilities for building & parsing HTTP requests & responses in no_std environments.1,636MIT mhvA minimalist hex viewer14,868MITCommand line utilities mhz19Accessing MH-Z19 CO₂ sensor over serial bus1,800MIT OR Apache-2.0 miMi is an extension for sqlite that provides transparent dictionary-based row-level compression for sqlite1,895LGPL-2.0-or-later mi-simple-ioSmall synchronous IO utilities for common file and terminal workflows.18MITDevelopment toolsFilesystem mi2graphGenerate MIC relations between features with dynamic feature filtering for graph initialization401MIT OR Apache-2.0Command line utilities mi6A top-like CLI for monitoring agentic coding sessions237MIT OR Apache-2.0 mi6-cliCLI interface for mi6431MIT OR Apache-2.0Command line utilitiesDevelopment tools mi6-clientClient library for mi6 - session monitoring, terminal focus, and process management403MIT OR Apache-2.0Command line utilitiesDevelopment tools mi6-coreCore types and traits for mi6831MIT OR Apache-2.0Command line utilitiesDevelopment tools mi6-otel-serverOpenTelemetry HTTP server for mi6499MIT OR Apache-2.0Command line utilitiesDevelopment tools mi6-storage-sqliteSQLite storage backend for mi6597MIT OR Apache-2.0Command line utilitiesDevelopment tools mi6-tuiTUI library for mi6 - monitoring agentic coding sessions283MIT OR Apache-2.0 mi_libFunciones de ejemplo para demostrar publicación en crates.io206MIT mi_primera_libBasic math and text utilities for Rust711MITDevelopment tools mi_resultA Rust crate providing a custom Result type with enhanced functionality.41MIT miaA model inference framework.596MIT OR Apache-2.0ScienceText processing mia-deriveA model inference framework.834MIT OR Apache-2.0ScienceText processing miai调用你的小米、小爱音箱885MITAPI bindingsAuthentication miamiMinimal dependency MIDI file format parser and writer3,148MIT mianaThe is a boilerplate creating tool for diamond standard, it covers diamond standard with Hardhat(JavaScript), Hardhat(Type…1,532MIT miaocat alternative that has colors19MIT OR Apache-2.0 miaou-builderbuilder for the miaou server24MITDevelopment tools miaoyu_minigrepmini grep1,640MIT OR Apache-2.0 mias_channelA library that supports bi-directional channels by wrapping others1,328MITAsynchronousConcurrency miashtMinimum asynchronous HTTP server/client library12,331MIT miasmaTrap malicious AI web scrapers in an endless pit of poisoned training data.554GPL-3.0-or-laterArtificial intelligenceCommand line utilities miauAsync aware and extensible layered configuration system3,069non-standardAsynchronousConfiguration mib-rsSNMP MIB parser and resolver739MITNetwork programmingParser implementations mibig-taxaNCBI taxdump handling for MIBiG3,600Apache-2.0 mibsMIBS (MInimal Block Scanner) is a minimal EVM-compatible block scanner written in Rust.33,566GPL-3.0-or-later micFacilitates answering to competitive programming problems.1,811CC0-1.0Command-line interfaceRust patterns mic2Rust API for neoVI MIC21,502MIT mic2txtA minimal and fast Linux CLI tool to transcribe speech to text using whisper.cpp24MITCommand line utilitiesMultimedia::Audio mic_implImplementation for `mic` crate.2,441CC0-1.0 micaA simple, user-friendly, embeddable scripting language11,111MITCompilers mica-cliCommand-line interface for the Mica scripting language10,166MIT mica-hlHigh-level interface to the Mica scripting language7,463MIT mica-languageReference implementation of the Mica scripting language8,087MIT mica-stdThe standard library of Mica, a simple, user-friendly, embeddable scripting language6,876MIT micadbEmbeding DB20MPL-2.0ConcurrencyData structures micalReserved for future use.22MIT mical-cliCLI for the MICAL configuration language57MIT mical-cli-configInternal config evaluator for mical-cli115MIT mical-cli-formatterInternal formatter for mical-cli22MIT mical-cli-lexerInternal lexer for mical-cli249MIT mical-cli-parserInternal parser for mical-cli185MIT mical-cli-syntaxInternal syntax definitions for mical-cli316MIT micattixA Rust library for the Mattix board game, named after mica's perfect cleavage property1,289MITGames micemessing with dice43,987AGPL-3.0-or-later mice-rollMice roll is simple tool to roll DnD-like dices in your terminal.2,764MIT michaelhthomas-kuchikiki(口利き) HTML tree manipulation library1,687MIT michaelys-demo1一个用于演示的加法库23MIT michelangeloa work-in-process library for procedurally constructing 3D geometries19,345MIT michelson-astAn AST for Michelson, a Tezos smart contract language3,881MIT michieAn attribute macro that adds memoization to a function (sounds like Mickey)24,646MITCaching michie-macroproc-macro crate for the michie crate26,360MITCaching michis_collection_cursorA cursor which wraps an indexable collection, providing a movable position which points to an index of the collection. Useful for…80MIT OR Apache-2.0Data structures michis_undo_redoAn implementation of an undo/redo system, inspired by Godot Engine's UndoRedo object.62MIT OR Apache-2.0Data structures michromerThis is a small library to interact with the stockfighter simulation challenges.15,537MIT miciLightweight CLI framework based on filesystem hierarchy524Apache-2.0Command-line interfaceCommand line utilities mick-jaegerRust client for sending traces to a Jaeger server2,802,913Apache-2.0 mickeyAccessibility utility to move mouse cursor using keyboard with binary search algorithm2,854Apache-2.0AccessibilityCommand line utilities miclockwork-cronA cron expression parser that's safe to use in the Solana runtime2,448AGPL-3.0-or-later miclockwork-network-programClockwork networking protocol2,492AGPL-3.0-or-later miclockwork-sdkAn SDK for building automated programs on Solana1,608AGPL-3.0-or-later miclockwork-thread-programClockwork thread program2,038AGPL-3.0-or-later miclockwork-thread-program-v1Clockwork thread program v12,432AGPL-3.0-or-later miclockwork-utilsTools for building blocks on Solana2,885AGPL-3.0-or-later micomico (minimalistic config file format) parser and emitter6,706non-standardConfigurationParser implementations micosA Cluster Computer Simulator2,641Apache-2.0 micpipeRoute microphone audio into BlackHole or another CoreAudio output for use as a virtual microphone in calls and recordings.38MITCommand line utilitiesMultimedia::Audio microPlayground for macros which may result in a useful macro377MIT micro-ciTiny self-hosted CI with minimal requirements3,212MITDevelopment tools micro-dimasMicro-DiMAS - A micro controller framework for Distributed Multi Agent Systems1,485non-standardDevelopment toolsNetwork programming micro-dnsa recursive dns resolver5,024MIT micro-ecc-sysLow-level bindings to micro-ecc19,336BSD-2-ClauseCryptographyEmbedded development micro-games-kitMicro Games Kit50,969MIT OR Apache-2.0 micro-guiA smol GUI for embedded systems1,867MIT micro-hnsw-wasmNeuromorphic HNSW vector search with spiking neural networks - 11.8KB WASM for edge AI, ASIC, and embedded systems. Features LIF…47MIT OR Apache-2.0AlgorithmsEmbedded development micro-httpthe async micro http server14,237MIT OR Apache-2.0Network programmingWeb programming::HTTP server micro-kitA Microservice lib because I miss DropWizard.5,522MIT micro-mokaA predictable, safe-Rust single-threaded cache with bounded SIEVE admission679MIT OR Apache-2.0Caching micro-pixdownMarkup language for Pixelart and animation on microcontroller leds37ISC micro-solana-clientTools for interacting with Solana/Anchor1,161MIT micro-timerDumb tiny logging timer71,213non-standard micro-timer-macrosMacros for the micro-timer crate69,372non-standard micro-towermicro-tower is a framework to generate and manage micro services.1,577BSD-2-ClauseAsynchronousNetwork programming micro-tower-codegenmicro-tower proc-macros and attributes for code generation2,289BSD-2-ClauseAsynchronousNetwork programming micro-tssA simple implementation of a Tatsu Signing Server.827MIT OR Apache-2.0Command line utilitiesDevelopment tools micro-webthe async micro web framework11,986MIT OR Apache-2.0Network programmingWeb programming::HTTP server micro-xoodyakA lightweight, zero-allocation implementation of the Xoodyak cryptographic scheme, optimized for 32-bit microcontrollers (ARM…68MITCryptographyEmbedded development micro_argsA lightweight library for parsing command-line arguments in Rust with no external dependencies.23MITCommand-line interfaceParser implementations micro_autotileA rusty implementation of LDTK autotiling3,316Apache-2.0 micro_banimateEasily manage complex Bevy 2D sprite animations18,001Apache-2.0 micro_bevy_splashSimple, one-shot logo splash screen for Bevy1,470Apache-2.0 micro_bevy_web_utilsUtilities for patching various missing parts from Bevy web/touch support5,492Apache-2.0 micro_bevy_world_utilsHandy, reusable utilities for working with direct world access in a Bevy exclusive system9,358Apache-2.0 micro_cartan_attnComplete Cartan matrix attention mechanisms with proper Lie algebra structures748MIT OR Apache-2.0MathematicsScience micro_coreCore no_std Semantic Cartan Matrix implementation for rUv-FANN1,306Apache-2.0 OR MITAlgorithmsMathematics micro_errorsUtilities to deal with errors without taking the derive macro approach.11,760Apache-2.0 micro_framebufferA very simple framebuffer for embedded systems1,252MIT micro_games_macrosUtility macros to make it easier to build complex systems with Bevy9,773Apache-2.0 micro_gradA minimal autograd + MLP engine in Rust199MITScience micro_http_asyncA small, lightweight and hassle-free crate using async to serve web pages or web apis with high performance and extremely low…18,432MITAsynchronousNetwork programming micro_http_serverA very simple HTTP server without Futures or other complicated stuff.9,166MITWeb programming::HTTP server micro_ihexA no std Intel Hex parser and serializer library2,568MIT micro_lambdaSmall tutorial example of an AWS Lambda custom runtime1,800MIT/Apache-2.0 micro_ldtkLoad data from LDTK, index it and make it accessible through Bevy assets, extract and use autotile rules17,127Apache-2.0 micro_metricsPerformance monitoring and metrics collection for micro-neural networks952MIT OR Apache-2.0Development toolsScience micro_musicboxOpinionated service interface for bevy_kira_audio18,192Apache-2.0 micro_ndarrayVery small multi-dimensional-array implementation26,731MIT micro_pngLow-level minimalist APNG writer and PNG reader with just a few dependencies. All possible formats are covered (including HDR and…16,774LGPL-3.0-onlyMultimedia::Images micro_proxyA tool for managing micro-applications with Docker and Nginx186MITCommand line utilitiesDevelopment tools micro_questStructures and systems for managing game dialog & quests1,572Apache-2.0 micro_rand🎲 A tiny, no STD crate for generating (pseudo) random numbers.2,160GPL-3.0CryptographyEmbedded development micro_routingDynamic routing and context management for micro-neural networks951MIT OR Apache-2.0AlgorithmsScience micro_swarmSwarm orchestration and coordination for micro-neural networks762MIT OR Apache-2.0ConcurrencyScience micro_tpA Micro Transport Protocol (or uTP) implementation1,803MIT OR Apache-2.0 micro_traffic_simgRPC interface for microscopic traffic simulation via cellular automata164Apache-2.0API bindingsScience micro_traffic_sim_coreCore library for microscopic traffic simulation via cellular automata.452Apache-2.0 micro_typesTypes for distributed systems8,824non-standardData structuresDatabase interfaces