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.

musdkmu Protocol app development SDK1,569MIT musdk-commonCommon types for mu Protocol app development SDK2,125MIT musdk-deriveDerive macros for mu Protocol app development SDK2,081MIT muse-rsRust client for Muse EEG headsets over BLE using btleplug1,141non-standard muse2A tool for running simulations of energy systems276GPL-3.0-onlyCommand line utilitiesScience museairThe top-performing portable hashing algorithm to date.16,482MIT OR Apache-2.0AlgorithmsNo standard library musefsRead-only FUSE filesystem presenting a re-tagged virtual view of a music library.66MITCommand line utilitiesFilesystem musefs-climusefs command-line interface: scan a music library and mount a re-tagged virtual view.88MITCommand line utilitiesFilesystem musefs-coreOrchestration for musefs: virtual tree, tag resolution, and scanning.130MIT musefs-dbSQLite store and schema for musefs (tracks, tags, content-addressed art).155MIT musefs-formatOn-the-fly audio metadata synthesis and byte-layout for musefs (FLAC/MP3/MP4/Ogg/WAV).148MIT musefs-fuseFUSE adapter for musefs (fuser).108MIT muses72323A Rust driver library for the MUSES72323 electronic volume controller IC296Apache-2.0Embedded developmentHardware support musescore-ripDownload musescore scores as svg files1,630MIT OR Apache-2.0 musevideo-clientTyped Rust primitives for describing Muse Video prompts, generation parameters, and pipeline metadata.43MITAPI bindingsWeb programming mushVisual graph/dialogue editor8,004Apache-2.0 mushaf_engineLine-based Quran Mushaf navigation engine (King Fahad edition)14MITText processing mushchenko_parserA brief description of your crate208MIT mushiPoint-to-point QUIC networking with application-defined mutual authentication7,267Apache-2.0 OR MIT mushida unique string generator.2,760MIT mushinComputational graphs with reverse automatic differentation in the GPU8,186MIT/Apache-2.0AlgorithmsMathematics mushin_deriveCompile-time creation of neural networks3,188MIT/Apache-2.0AlgorithmsMathematics mushinruPlaceholder728MIT mushinru_corePlaceholder956MIT mushinru_editorPlaceholder722MIT mushinru_runtimePlaceholder728MIT mushinru_syncPlaceholder760MIT mushroommushroom1,619MIT musimusi is a library designed to abstract and provide a unified interface to different music providers1,448MPL-2.0API bindingsMultimedia::Audio musi_lilimusi_lili is a retro game engine for GB styled games written in Rust. Inspired by pico8.2,221LGPL-3.0-onlyGame engines musicIMPORTANT: MAKE SURE TO READ THE LICENSE BEFORE USAGE1,850non-standard music-audio-sessionSame-epoch multichannel audio session primitives over RaptorQ FEC.57MIT music-audio-session-wasmBrowser bindings for same-epoch multichannel RaptorQ audio sessions.11MIT music-cliAn installable command line application for managing the Apple Music app written in Rust.1,503MIT music-comp-mtA music theory library providing Note, Chord, Scale, Interval, and advanced analysis367MITMultimedia::AudioScience music-comp-mt-cliA music theory command-line tool91MIT music-exporterexport music from different sources7,658MITCommand line utilities music-genMusic theory queries1,240GPL-3.0 music-indexA lightweight Rust library for smart music library indexing, fuzzy search, and playback management.57MITDevelopment tools music-loungeYet another music player20,574GPL-3.0-or-later music-lounge-clientMusic Lounge player client library6,109LGPL-3.0 music-lounge-coreCore logic for Music Lounge7,680LGPL-3.0 music-lounge-daemonMusic Lounge player process7,931GPL-3.0-or-later music-lounge-visualizersMusic Lounge audio visualizers6,239GPL-3.0-or-later music-mathcommon functions and helpers for working with music / audio.2,738MIT music-metadataA parser for .mp3, .flac, and .ogg6,522Apache-2.0 music-noteMusic theory library with midi, notes, chords, scales, and more7,160MIT music-notificationA Tauri plugin for music notifications86MIT music-playerAn extensible music player daemon written in Rust27,228MITCommand line utilities music-player-addonsThe addons for the music player11,368MIT music-player-audioThe audio fetching logic for music player12,425MIT music-player-clientThe client library for the music player10,596MIT music-player-discoveryDiscovery for the music player13,070MIT music-player-entityEntities for the music player16,748MIT music-player-graphqlThe GraphQL server API for the music player14,247MITCommand line utilities music-player-migrationThe migrations for the music player15,956MIT music-player-playbackThe playback logic for music player21,823MIT music-player-scannerThe music library scanner for the music player16,234MIT music-player-serverThe server API for the music player23,920MITCommand line utilities music-player-settingsThe settings module for the music player18,905MIT music-player-storageThe storage module of music player19,308MIT music-player-tracklistThe tracklist manager for the music player16,844MIT music-player-typesThe types module of music player16,946MIT music-player-webuiThe web ui of music player23,970MIT music-statsSaves your music listening history to a GitHub Gist and aggregates plays from Last.fm and YouTube Music.44MIT music-tagmusic tag for mp3, flac, m4a and ogg files1,894MIT music-theoryA library implementing music theory notions permitting no_std usage999MIT music-theory-queryMusic theory queries30,164GPL-3.0 music-timermusic-timer is a crate with music time and counting utilities featuring a callback performance engine to help with triggering…11,073MITDate and timeMultimedia::Audio music-toolsA library of tools related to music theory.38LGPL-3.0-or-laterMultimedia::Audio music-tuiA terminal-based music player with TUI interface61MITCommand line utilitiesMultimedia music-typesTypes representing objects from music theory79MIT OR Apache-2.0 music21-rsRust helpers inspired by music21 for chord, pitch, polyrhythm, and tuning analysis2,297non-standard music_book_buildermusic e-book builder4,000MIT music_book_serverserver to host music e-books2,783MIT music_brainz_rsThis crate has been renamed musicbrainz_rs according to the MetaBrainz guidlines, it is available here:…4,236MIT music_dump_libLibrary for dumping ncm files to mp35,794non-standard music_guesserA guessing game5,065non-standard musicaWIP1,710MIT/Apache-2.0 musica-appsimple music player4,716MIT musicalMusical composition in rust1,545MIT musical-noteRepresents general musical note and allow to convert it, currently only to MIDI byte and back.9,362MIT musical_keyboardA small lib for converting keyboard input into musical notes.16,225MIT musical_scalesimplementation of scales in western music theory, with parsing from/to strings, MIDI note numbers, control voltages3,635MIT/Apache-2.0 musicboxGeneral Musical Framework for working with tonality13,588MIT musicbrainzMusicbrainz API client1,652BSD-3-Clause OR Apache-2.0API bindingsWeb programming::HTTP client musicbrainz-lightA lightweight MusicBrainz database importer and processor987GPL-3.0-or-laterCommand line utilitiesDatabase interfaces musicbrainz-release-grabberCheck if there are new albums on the musicbrainz release. Give it a folder and it will check the artist ids and save it. Now you…46,112GPL-3.0-onlyCommand line utilities musicbrainz_rsMusicBrainz Rust is a utility crate for the MusicBrainz API.46,554MIT musicbrainz_rs_novaMusicBrainz Rust is a utility crate for the MusicBrainz API.12,988MIT musicdPortable file-based headless music player daemon for devs982MIT OR Apache-2.0Command line utilitiesMultimedia musiceditMake a music image slideshow edit987Fair musicfreemusicfree28MIT musicgptGenerate music based on natural language prompts using LLMs running locally37,328MIT musician-soulmusician-soul - SuperInstance ecosystem crate19MIT OR Apache-2.0 musician-soul-v2musician-soul-v2 - SuperInstance ecosystem crate18MIT OR Apache-2.0 musicmanSimple cli for playing music in the ~/Music folder5,822MIT OR Apache-2.0Command line utilities musicman-clientSimple cli client for musicmanV2118MIT OR Apache-2.0Command line utilities musicman-protocolsProtocol for musicmanV2328MIT OR Apache-2.0Command line utilities musicman-servermusicmanV2 server115MIT OR Apache-2.0Command line utilities musiconMIT1,485MIT musicou-kitAn unofficial API wrapper for music streaming sites like Youtube Music, Soundcloud and Bandcamp13,274AGPL-3.0 musicsyncConvert your music folder into another format, for portable purpose.1,528MIT musicxmlMusicXML parsing, manipulation, and export library19,821MITAPI bindingsEncoding musicxml-domexperimental musicxml parsing library1,747MITParser implementations musicxml_internalMusicXML Rust SDK shared internal data types and traits17,115MITAPI bindingsEncoding musicxml_macrosMusicXML Rust SDK internal macros17,271MITAPI bindingsEncoding musigMuSig key aggregation from the MuSig paper1,208MIT musig2Flexible Rust implementation of the MuSig2 multisignature protocol, compatible with Bitcoin.382,043Unlicense musikREADME.md1,500MIT musika-rsCrate for basic music elements1,534MIT OR Apache-2.0Multimedia musingAn MPD-inspired music server931MIT musixMusic player library for esoteric audio formats (music from C64,Amiga etc)8,463MIT musix_playerMinimal music player example using the musix library2,317MIT musixmatchA lightweight and intuitive library for accessing musixmatch api in rust6,450MIT OR Apache-2.0 musixmatch-cliInofficial command line interface for the Musixmatch API2,118MIT musixmatch-inofficialInofficial client for the Musixmatch API4,264MIT muskatSkat bot386MIT OR Apache-2.0AlgorithmsGames musketMusket is a command line interface to send a URL to several destinations.16,395MITCommand line utilities muskitty-cssCSS Syntax Module Level 3 tokenizer and parser for Rust32Apache-2.0Parser implementationsWeb programming muskitty-css-parserCSS Syntax Module Level 3 parser (§5) extracted from muskitty-css39Apache-2.0Parser implementationsWeb programming muskitty-css-tokenizerCSS Syntax Module Level 3 tokenizer (§4.3) extracted from muskitty-css44Apache-2.0Parser implementationsWeb programming muskitty-domDOM core types for the MusKitty browser engine24Apache-2.0Web programming muskitty-html5-parserA from-scratch HTML5 parser implementing the WHATWG HTML Living Standard34Apache-2.0Parser implementationsWeb programming muskitty-html5-tokenizerWHATWG HTML5 tokenizer (§13.2.5) extracted from muskitty-html5-parser44Apache-2.0Parser implementationsWeb programming muskitty-selectorsSelectors Level 4 parser and matching engine for Rust14Apache-2.0Parser implementationsWeb programming musliMüsli is a flexible and efficient serialization framework.472,374MIT OR Apache-2.0EncodingNo standard library musli-allocatorAllocators for Müsli.29,504MIT OR Apache-2.0Memory managementNo standard library musli-binary-commonCommon utilities for Müsli.28,518MIT/Apache-2.0Encoding musli-commonCommon utilities shared among Müsli encodings.171,895MIT OR Apache-2.0EncodingNo standard library musli-coreCore traits and types for the Müsli serialization framework.256,895MIT OR Apache-2.0EncodingNo standard library musli-descriptiveA fully self-descriptive format for Müsli.95,532MIT OR Apache-2.0EncodingNo standard library musli-jsonJSON support for Müsli.107,226MIT OR Apache-2.0EncodingNo standard library musli-macrosMacros for Müsli.475,800MIT OR Apache-2.0EncodingNo standard library musli-serdeTransparent shim to use serde types in Müsli.23,869MIT OR Apache-2.0EncodingNo standard library musli-storagePartially upgrade stable format for Müsli suitable for storage.209,847MIT OR Apache-2.0EncodingNo standard library musli-testsMüsli is a flexible and generic binary serialization framework.29,440MIT OR Apache-2.0Encoding musli-utilsCommon utilities shared among Müsli encodings.11,245MIT OR Apache-2.0EncodingNo standard library musli-valueBuffered value support for Müsli.105,209MIT OR Apache-2.0EncodingNo standard library musli-webTypes for integrating Müsli with websocket frameworks.6,564MIT OR Apache-2.0AsynchronousNetwork programming musli-web-macrosMacros for Müsli web.2,482MIT OR Apache-2.0EncodingNo standard library musli-wireFully upgrade stable format for Müsli suitable for network communication.138,609MIT OR Apache-2.0EncodingNo standard library musli-yamlYAML support for Müsli, via the saphyr crate.41MIT OR Apache-2.0 musli-zerocopyRefreshingly simple zero copy primitives by Müsli.6,159,969MIT OR Apache-2.0EncodingNo standard library musli-zerocopy-macrosMacros for Müsli zero-copy.6,120,010MIT OR Apache-2.0EncodingNo standard library muslibRust library for music synthesis and processing, inspired by Essentia.2,642AGPL-3.0-or-laterMultimedia::Audio muslimA CLI tool for managing Islamic prayer times74MITCommand line utilities musqMusq is an asynchronous SQLite toolkit for Rust.36MIT musq-macrosProcedural macros for musq.43MITAsynchronousDatabase interfaces musshSSH Multiplexing28,631MIT/Apache-2.0 mustassertion library for rust8,838MIT/Apache-2.0 must-doneAn experimental Future that is guaranteed to be done1,549MIT/Apache-2.0Asynchronous must-hopA multi hop network orchestrator, implementing LoRa functionality with lora-rs78MIT OR Apache-2.0 must-implement-traitAn attribute proc-macro which enforces that a type (auto-)implements the specified trait(s).1,689MITDevelopment tools must-mcOptimal dynamic partial-order reduction for message-passing concurrency (the Must algorithm, OOPSLA 2024)20MITAlgorithmsConcurrency must_be_emptyMakes sure that an specific function is empty. With no statements2,749MITDevelopment toolsDevelopment tools::Debugging must_destroysimple forced explcit destructors6,923MIT must_futureA wrapper future marked must_use - mainly to wrap BoxFutures264,954Apache-2.0Asynchronous mustacheRust implementation of Mustache3,150,223MIT/Apache-2.0 mustache-testgenGenerate tests from the Mustache specification52MIT mustache2Logic-less templates.143MIT mustache_viewA convenient wrapper for rust-mustache to render file content to a string.2,858 mustafa_artA simple library for modelling artistic colors1,012MIT mustangRust programs written entirely in Rust50,578Apache-2.0 WITH LLVM-exception OR Apache-2.0 OR MIT mustardmustard356MIT musterTerminal session group management library built on tmux178MIT OR Apache-2.0 muster-cliTerminal session group management CLI110MIT OR Apache-2.0 muster-workspaceA terminal workspace for running CLI agents and dev processes side by side50MITCommand line utilitiesDevelopment tools mustermannMustermann is test data for your OpenTelemetry pipeline4,595MIT mustsAgent-first validation loop CLI.228MIT OR Apache-2.0Command line utilitiesDevelopment tools musts-coreDomain logic for the musts validation CLI: manifests, snapshots, state, extensions, evidence, reports.257MIT OR Apache-2.0Development tools musts-extension-utilHelpers for Rust authors of musts extensions: stdio framing, asset-kind classification, size guards.78MIT OR Apache-2.0Development tools musts-protocolJSON-over-stdio protocol types shared between musts core and extensions.226MIT OR Apache-2.0Development tools mustsubstLike envsubst but with mustache!1,924MITCommand line utilitiesTemplate engine mustyAn ODM for NoSQL databases like MongoDB9,839MITData structuresDatabase interfaces musty-proc-macroAn ODM for NoSQL databases like MongoDB5,813MITData structuresDatabase interfaces musuOpenAI-compatible Rust client and Codex-backed adapter37MIT musubirelational programming in rust, sort of3,093GPL-3.0-or-later musubi-rsRust bindings for musubi diagnostic renderer142MITCommand-line interfaceDevelopment tools musubimeMusubime project46MIT mutSimple cli to scaffold programming projects5,297non-standardCommand-line interface mut-binary-heapEnhanced version of std::collections::BinaryHeap that supports increase and decrease key, max, min, and custom-order heaps.19,467MIT OR Apache-2.0AlgorithmsData structures mut-rcTemporarily mutable `Rc<T>` that decays into `Rc<T>`5,347MIT OR Apache-2.0 mut-strA toolkit for working with mutable string slices (&mut str).9,588MIT OR Apache-2.0No standard libraryText processing mut_familyA GAT-based library for writing code that is generic over exterior/interior mutability and mutability of references.17,737MIT OR Apache-2.0No standard libraryNo standard library::No dynamic allocation mut_guardRun a function after some data was mutably borrowed1,928MITMemory management mut_immutChange value of an immutable variable.3,356MPL-2.0 mut_setA safe implementation for HashSet with iter_mut and get_mut46,911MIT mut_set_deriveA safe implementation for HashSet with iter_mut and get_mut45,158MIT mut_staticProvides a struct to help create mutable statics with lazy_static.145,199MIT muta-apmMuta application performance monitor.60,198MIT muta-apm-deriveMuta tracing procedural macros.59,066MIT muta-codec-deriveMuta fixed codec derive procedural macros.11,471MIT muta-keypairA tool to generate keypairs for muta framework3,004MIT muta-protocolContains all the core data types and traits of the muta framework6,034MIT muta-stdstd library for huobi-chain riscv contract.1,653MIT muta-vendor-prostA Protocol Buffers implementation for the Rust Language.3,565Apache-2.0Encoding muta-vendor-prost-deriveA Protocol Buffers implementation for the Rust Language.3,582Apache-2.0 mutability_markerMarker types describing mutability.5,460MIT OR Apache-2.0 mutabilityProjectA simple mutability project example crate.59MIT