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.

mumEnd-to-end encrypted messaging built on MLS14Apache-2.0 mum-cliCore functionality to build a Mumble client.1,944MIT mumble-linkConnector for Mumble Link positional audio52,842MIT/Apache-2.0 mumble-protocolRust implementation of the Mumble protocol17,937MIT OR Apache-2.0 mumble-protocol-2xRust implementation of the Mumble protocol3,562MIT OR Apache-2.0 mumble-rsA small simple crate to communicate with a mumble server2,203MIT mumble-sysPlugin SDK for Mumble's client plugin system1,665non-standard mumblelink_readerMumblelink reader for Windows & Unix based operating systems15,079non-standard mumbleping-rsLibrary to ping a mumbleserver and get some basic informations about its status1,289MIT mumctlCLI controller for mumd.3,591MIT mumdMumble client daemon.3,848MIT mumei-coreThe core library of 'mumei'22MIT OR Apache-2.0Command-line interfaceFilesystem mumei-tuiA TUI with a file-tree, code-editor, and shell session15MIT OR Apache-2.0Command line utilitiesText editors mumfordFormat-aware diff engines for common document types — PDF, Word, Excel, PowerPoint, JSON, plain text, folders149MITFilesystemText processing mumlibExposed parts of mum.7,833MIT mumps-srcBuild Mumps as a crate.5,875Apache-2.0 mumuLava Mumu is a language for those in the now and that know4,933MIT OR Apache-2.0ConcurrencyData structures mumu-arrayArray tools plugin for the MuMu/Lava language1,303MIT OR Apache-2.0Data structures mumu-eventevent plugin for the mumu ecosystem656MIT OR Apache-2.0ConcurrencyData structures mumu-fileFile handling function and steams plugin for the Lava language506MIT OR Apache-2.0Data structures mumu-flowStream tranform tools plugin for the Lava language513MIT OR Apache-2.0Data structures mumu-fsFilesytem tools plugin for the Lava language528MIT OR Apache-2.0Data structures mumu-gpuGPU/Vulkan matrix and tensor operations for the mumu/lava language509MIT OR Apache-2.0 mumu-htmlHTML manipulation and tools plugin for the Lava language863MIT OR Apache-2.0Data structures mumu-jsonJSON tools and JSON Scheam plugin for the Lava language506MIT OR Apache-2.0Data structures mumu-mathMath functions plugin for the Mumu / Lava language881MIT OR Apache-2.0Data structures mumu-matrixMatrix operations for the mumu/lava language1,302MIT OR Apache-2.0Data structures mumu-processProces tools plugin for the Lava language526MIT OR Apache-2.0Data structures mumu-regexRegex tools plugin for the Lava language498MIT OR Apache-2.0Data structures mumu-rsShared MuMu SDK and manager utilities26MIT OR Apache-2.0API bindingsOperating systems::Windows APIs mumu-stringString functions and tools plugin for the Lava language507MIT OR Apache-2.0Data structures mumu-sysSystem calls and tools plugin for the Lava language503MIT OR Apache-2.0Data structures mumu-testTest suite plugin for the Lava language1,072MIT OR Apache-2.0Data structures mumuseSmall music theory library written in Rust with MIDI capabilities.11,831GPL-3.0-only munCommand-line interface for compiling, monitoring and running Mun code3,425MIT OR Apache-2.0Command-line interfaceGame development mun_abiRust wrapper for the Mun ABI16,861MIT OR Apache-2.0API bindingsGame development mun_capi_utilsCommon functionality between C api crates.5,279MIT OR Apache-2.0Game development mun_codegenLLVM IR code generation for Mun6,540MIT OR Apache-2.0 mun_codegen_macrosMacros used by mun code generation7,154MIT OR Apache-2.0 mun_compilerBinary compilation functionality for Mun5,982MIT OR Apache-2.0Game development mun_compiler_daemonFunctionality for continuously monitoring Mun source files for changes and triggering recompilation4,031MIT OR Apache-2.0Game development mun_diagnosticsProvides in-depth diagnostic information for compiler errors7,216MIT OR Apache-2.0Game development mun_hirProvides high-level intermediate representation of Mun code9,820MIT OR Apache-2.0Game development mun_language_serverProvides a language server protocol server for the Mun language4,094MIT OR Apache-2.0Game development mun_libloaderFunctionality for loading Mun libraries9,124MIT OR Apache-2.0Game development mun_lldBindings for LLD used to link Mun binaries7,834MIT OR Apache-2.0Game development mun_memoryMemory management functionality for Mun11,710MIT OR Apache-2.0Game development mun_pathsProvides convenience structures for handling relative- and absolute paths13,656MIT OR Apache-2.0Game development mun_projectProvides convenience structures for Mun projects10,878MIT OR Apache-2.0Game development mun_runtimeA runtime for hot reloading and invoking Mun from Rust11,193MIT OR Apache-2.0Game development mun_runtime_capiProvides a C API for the Mun runtime4,905MIT OR Apache-2.0Game development mun_skepticProvides the ability to test Mun code snippets in an mdbook3,722MIT OR Apache-2.0Game development mun_syntaxParsing functionality for the Mun programming language10,523MIT OR Apache-2.0Game development mun_targetDescribes compilation targets for Mun10,441MIT OR Apache-2.0Game development mun_testFunctionality for testing Mun code1,551MIT OR Apache-2.0Game development mun_vfsProvides an in-memory filesystem4,713MIT OR Apache-2.0Game development munaRun prediction functions in your Rust apps.269Apache-2.0API bindingsArtificial intelligence munarkmaNamumark parser708Unlicense munchBlazing fast, zero-copy parser combinator library with an elegant API for both strings and bytes.15,673MIT/Apache-2.0Parsing tools muncherEasy to use char muncher for writing a lexer.96,766MIT/Apache-2.0Parser implementationsParsing tools muncher-dao-votingSimple CosmWasm contract for an escrow with arbiter and timeout1,188Apache-2.0 mundaneCryptography which is easy to use and hard to misuse50,542non-standardCryptography mundis-rayon-threadlimitReduce number of threads for rayon1,605Apache-2.0 mundyReads various system-level accessibility and UI preferences452,207Apache-2.0GUIOperating systems muneReserved crate1,623Apache-2.0 WITH LLVM-exception muneeb_functionHere is my first rust library1,804MIT munemo-rsTurn an integer into a more rememberable word, or vice-versa3,159MIT mungA small crate to remove or introduce SGML|XML|HTML entities, escape urlchars, CSS variables etc2,312CC0-1.0 mungeMacro for custom destructuring24,794,977MITNo standard libraryNo standard library::No dynamic allocation munge-rsRust FFI binding for MUNGE Uid 'N' Gid Emporium2,743MIT munge-sysRaw FFI bindings for munge https://github.com/dun/munge4,142MIT OR Apache-2.0 munge_authSafe bindings for munge https://github.com/dun/munge3,669MIT OR Apache-2.0 munge_macroMacro for custom destructuring24,788,680MITNo standard libraryNo standard library::No dynamic allocation mungosMongoDB in rust, simplified.139,251MIT mungos_derivemacro to derive mungos::Indexed15,113MIT mungos_rocketHelper macro for generating routes with Mungos8,928MIT munichSmall foundational utilities for Rust systems projects12MIT munimentA portable persistence store: a host-supplied byte-backend seam (filesystem, OPFS, redb, fjall), typed mutable slots over a…62MIT OR Apache-2.0Data structuresFilesystem muninA visual heap memory profiler.1,556MIT OR Apache-2.0 munin-cpu1secmunin graph plugin for cpu statistics, 1second resolution3,988GPL-3.0-onlyCommand line utilities munin-if1secmunin interface graph plugin, 1second resolution2,780GPL-3.0-only munin-memoryLocal memory system for agent-driven development338Apache-2.0Command line utilitiesDevelopment tools munin-msbuildReader and seekable indexed data model for MSBuild binary log (.binlog) files.178MITDevelopment toolsParser implementations munin-pluginEase writing of plugins for munin in Rust22,991LGPL-3.0-onlyCommand line utilitiesDevelopment tools muninnImporter for muninn logging stack1,643MIT OR Apache-2.0 muninn-speech-to-textAI-native macOS dictation with recorded and streaming transcription.148MIT muninn_queryQuery langugage for muninn logging stack10,501MIT OR Apache-2.0 muniuniumaautomatic drive1,546MIT munkresKuhn-Munkres (aka Hungarian) algorithm for solving the Assignment Problem in O(n^3)54,177BSD-3-Clause munsellspaceHigh-precision sRGB to Munsell color space conversion with 100% reference accuracy812Apache-2.0AlgorithmsGraphics muntinUI middleware library18MIT muntjacTranslate uv.lock into Buck2 build rules42MITCommand line utilitiesDevelopment tools::Build Utils muntosA real-time operating system capable of full preemption1,129Apache-2.0ConcurrencyEmbedded development munumMicro 3D Math Library5,650MITMathematicsNo standard library munyoA data language which aims to be the most efficient way to handwrite data.19,227MIT OR Apache-2.0Parser implementations munzipminimal deflate-only unzip library3,533MIT OR Apache-2.0CompressionEncoding muonObserving and serializing mutations54MIT muon-deriveDerive macros for muon68MIT muon-rsSerde support for MuON data interchange format14,355MIT OR Apache-2.0Encoding muontsTimeseries models in rust1,477Apache-2.0MathematicsScience muonts-statsan implementation of simple common statistical forecasting algorithms20MIT OR Apache-2.0Science mupA small Rust HTML DSL for type-checked server-rendered markup.277MITTemplate engineWeb programming mup-macrosProcedural macros for mup.119MIT mupdfSafe Rust wrapper to MuPDF1,514,628AGPL-3.0 mupdf-basic-text-extractorBasic structured text extraction using mupdf-rs.2,514AGPL-3.0-only mupdf-fonts-droidDroid CJK fallback bundled fonts for mupdf189Apache-2.0 mupdf-fonts-notoNoto bundled fonts for mupdf189OFL-1.1 mupdf-fonts-silMuPDF serif bundled fonts for mupdf189OFL-1.1 mupdf-sysRust FFI binding to MuPDF1,519,268AGPL-3.0 mupen64-movie-parserA parser for Mupen64-rerecording movie files4,007MITParsing tools mupen64plusHigh-level Rust bindings to the Mupen64Plus Core API4,268GPL-2.0API bindingsEmulators mupen64plus-sysRust bindings to libmupen64plus3,953GPL-2.0EmulatorsExternal FFI bindings murCommand line tool for Murgamü347LGPL-3.0-or-laterCommand line utilitiesDevelopment tools mur-chatChat platform integration SDK for MUR Commander: Slack, Telegram, and Discord support48MITCommand line utilitiesDevelopment tools mur-commonShared types and traits for the MUR ecosystem1,714MITCommand line utilitiesDevelopment tools mur-coreCore library for MUR Commander: types, constitution, audit, model routing, and workflow engine121MITCommand line utilitiesDevelopment tools mur3The rust language implementation of MurmurHash3.15,699,395MITAlgorithms muralConversational terminal rendering for command-line applications.58MIT OR Apache-2.0Command-line interface mural-clientClient software for the mural wallpaper service3,081MIT mural-serverServer software for the mural wallpaper service2,495MIT muraliA Rust animation engine for programmatic, timeline-driven mathematical, AI, and explainer visuals.54MIT OR Apache-2.0GraphicsRendering murali_packagepackage524MIT murdoch-charsetsprovides character-sets type defined by IANA1,878MITEncodingInternationalization (i18n) murdock-apiMurdock OpenAPI generated code2,320Apache-2.0 murdock-cliA CLI client for Murdock-NG1,580Apache-2.0 mureA command line tool for creating and managing multiple repositories.14,128BSD-3-ClauseCommand line utilities murekav8Mureka V8 - AI-powered music generation platform24MITAPI bindingsMultimedia murenCommand-line utility for filename manipulations.1,228MITCommand line utilities murfA mocking and unit test framework for rust2,566MITDevelopment tools::Testing murf-macrosMurf's proc macros3,107MITDevelopment tools::Testing murgamuA NestJS-inspired web framework for Rust325LGPL-3.0-or-laterAsynchronousWeb programming murgamu-macrosProcedural macros for Murgamü303LGPL-3.0-or-laterAsynchronousWeb programming murgi_botA Jackett-wearing Murgi. The Discord Bot that gets you howls, DnD dice, and torrents.1,643non-standard murkWorld simulation engine for reinforcement learning and real-time applications209MITGame developmentScience murk-arenaArena-based generational allocation for Murk simulations473MITGame developmentScience murk-cliEncrypted secrets manager for developers — one file, age encryption, git-friendly451MIT OR Apache-2.0Command line utilitiesCryptography murk-coreCore types and traits for the Murk simulation framework917MITGame developmentScience murk-engineSimulation engine orchestrating Murk environments391MITGame developmentScience murk-ffiC FFI bindings for the Murk simulation framework209MITGame developmentScience murk-obsObservation specification and extraction for Murk simulations468MITGame developmentScience murk-propagatorPropagator trait and step context for Murk simulations549MITGame developmentScience murk-propagatorsReference propagators for the Murk simulation framework299MITGame developmentScience murk-replayDeterministic replay and action logging for Murk simulations298MITGame developmentScience murk-spaceSpatial data structures and field storage for Murk simulations701MITGame developmentScience murkdownAn experimental semantic markup language and static site generator for composing and decomposing hypertext documents1,913AGPL-3.0-onlyCommand line utilitiesCompilers murlNon-stringly-typed URLs1,769MITEncodingWeb programming murlocExtensible API server6,168MIT murmBilateral peer-to-peer comms supercrate for the Mere browser — one-to-one messaging across protocols.16MIT OR Apache-2.0Network programming murm-replicationShared replicated-space runtime for Murm, Moot, mesh, and other signed peer domains.19MPL-2.0Database interfacesNetwork programming murmelMurmel Bitcoin node4,904Apache-2.0 murmerA distributed actor framework for Rust2,143MIT OR Apache-2.0AsynchronousConcurrency murmer-macrosProc macros for the murmer distributed actor framework2,219MIT OR Apache-2.0AsynchronousDevelopment tools::Procedural macro helpers murmurThis library provides a simple and flexible way to format colored messages with optional `NerdFonts` or `Unicode` icons.17,363MITCommand line utilities murmur-artifactThe shared artifact model for Murmur capsules: manifest schema, .mur.zip packing and unpacking, the registry trait, refs,…16Apache-2.0 murmur-cliThe Murmur command-line tool for packaging, running, and publishing AI-agent capsules.13Apache-2.0 murmur-coreCore transcription engine for murmur — audio capture, Whisper transcription, VAD, and context abstractions.23MIT murmur-wasmWebAssembly probe runtime for Murmur23MIT OR Apache-2.0 murmur2murmur2 hash functions - see docs.rs637,020Apache-2.0 murmur3A rust implementation of Murmur3 hash46,142,913MIT/Apache-2.0 murmur3_32implementation of MurmurHash3 32bit algorithm29,539MIT OR Apache-2.0AlgorithmsNo standard library murmur_migratesql migration tool576MIT murmuration-routingDelay-tolerant routing evaluation toolkit: contact traces with heavy-tailed synthetic mobility and an exact foremost-journey…24MITNetwork programmingSimulation murmurhashMurmurHash3 implementation in Rust17,590MIT murmurhash3MurmurHash3 implementation8,994,684MIT murmurhash32A simple implementation of murmurhash32_218,145,187MIT murmurhash64Implementation of MurmurHash2 (64bit version)134,317BSD-3-Clause murmuringProtocol core for bilateral chat-protocol selection — inner layer of murm for the Mere browser.17MIT OR Apache-2.0Network programming murmurs🫆 A reliable and production-ready implementation of the Murmur3 hash function in Rust10,511MIT murrColumnar in-memory cache for AI/ML inference workloads293Apache-2.0 murrayA minimal actor definition macro using Tokio8,770MITAsynchronousConcurrency murray-rsmurray-rs is a comprehensive crate designed for seamless integration with Murray Rothbot's suite of APIs, including Blockchain,…2,044non-standard murreletMurrelet the live coding framework for visuals3,687AGPL-3.0-or-later murrelet_commoncommon functions for murrelet, a livecode framework5,338AGPL-3.0-or-later murrelet_drawdrawing functions for murrelet, a livecode framework3,663AGPL-3.0-or-later murrelet_gencreates things needed to generate structs for murrelet, a livecode framework24AGPL-3.0-or-later murrelet_gen_derivecreates things needed to generate structs for murrelet, a livecode framework99AGPL-3.0-or-later murrelet_gpugpu functions for murrelet, a livecode framework2,742AGPL-3.0-or-later murrelet_gui_derivegenerate things needed to build a GUI for murrelet, a livecode framework24AGPL-3.0-or-later murrelet_livecodelivecode base functions for murrelet, a livecode framework4,346AGPL-3.0-or-later murrelet_livecode_derivemacros for murrelet, a live coding framework4,092AGPL-3.0-or-later murrelet_livecode_macroslivecode macros for murrelet, a livecode framework3,897AGPL-3.0-or-later murrelet_performcode to aid a live performance for murrelet, a livecode framework3,459AGPL-3.0-or-later murrelet_src_audioaudio input functions for murrelet, a livecode framework2,715AGPL-3.0-or-later murrelet_src_midiMIDI input functions for murrelet, a livecode framework2,735AGPL-3.0-or-later murrelet_src_oscOSC input functions for murrelet, a livecode framework2,724AGPL-3.0-or-later murrelet_svgturns murrelet things into svgs for export or the web2,738AGPL-3.0-or-later murshidLocal-first, zero-telemetry AI coding mentor that teaches through Socratic hints17AGPL-3.0-onlyCommand line utilitiesDevelopment tools murusCrates for tmux API and plugin manager implementations1,211Apache-2.0 musa pretty good mpd client1,682MIT musaa source-agnostic terminal music player19GPL-3.0 musage🧵 A command line memory usage information tool.13,954MITCommand line utilitiesFilesystem musbmusb(Mentor USB) regs and `embassy-usb-driver`, `usb-device` impl9,569Apache-2.0Embedded developmentHardware support musb-readconfread hardware configuration of a Mentor Graphics MUSB IP core674Apache-2.0Embedded developmentHardware support muscab1-pacPeripheral access API for ARM Musca B1 microcontroller2,590MIT OR Apache-2.0 muscatMultithreaded Side Channel Attacks Tool4,487MIT OR Apache-2.0 musciiDisplay images as colorized ASCII art in the terminal373MITCommand line utilities muscleMUSCLE - Multiple sequence alignment in Rust16GPL-3.0 musclecalcfitness: estimate the one repetition maximum (1RM)9,858Apache-2.0Command line utilitiesMathematics musclemanA buffer utility6,317MIT musdA CLI App to search and download musics4,081MIT