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

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.

mybruhCure Your Terminal Of Amnesia -- Background daemon and CLI tool for persistent developer memory14MIT OR Apache-2.0 OR UnlicenseCommand line utilitiesDevelopment tools myc-coreProvide base features of the Mycelium project as s and Use-cases.72,496Apache-2.0Development toolsWeb programming::HTTP server mycaTLS certificate chain generator.2,691non-standardAuthenticationCommand line utilities mycalcA GUI calc1,494MIT mycalculatorThis is a simple Rust application, library, and unit test that can be built using Bazel as well as Cargo. Please visit the…3,100non-standard mycargoA fun game where you guess what number the computer has chosen.1,464MIT mycatsayA terminal command for cats1,575MIT mycelEncrypted async mailbox for AI CLI agents150MITCommand line utilitiesCryptography myceliaMycelia38MIT mycelia-wasmwasm wrapper for mycelial crdt1,174Apache-2.0 mycelial-crdtmycelial crdt9,698Apache-2.0 myceliumMycelium DDM3,212MIT mycelium-adapters-shared-libShared library for the mycelium adapters layer.38,468Apache-2.0Development toolsWeb programming::HTTP server mycelium-apiProvide API ports to the mycelium project.37,795Apache-2.0Development toolsWeb programming::HTTP server mycelium-api-test-svcMycelium API Test Service16,051Apache-2.0Development toolsWeb programming::HTTP server mycelium-baseA simple package with useful dependencies for Rust packages.66,480Apache-2.0Development toolsWeb programming::HTTP server mycelium-bitfieldStructured bitfields, courtesy of Mycelium.329,249MITData structuresEncoding mycelium-cliProvide CLI ports to the mycelium project.37,532Apache-2.0Development toolsWeb programming::HTTP server mycelium-configProvide config manager features of the Mycelium project as and use-cases.61,427Apache-2.0Development toolsWeb programming::HTTP server mycelium-dieselProvide diesel adapters to the mycelium project.39,198Apache-2.0Development toolsWeb programming::HTTP server mycelium-diesel-sqliteProvide SQLite diesel adapters to the mycelium project (standalone mode).174Apache-2.0Development toolsWeb programming::HTTP server mycelium-http-toolsProvide HTTP related elements to the mycelium project.53,034Apache-2.0Development toolsWeb programming::HTTP server mycelium-key-valueProvide key-value adapters to the mycelium project.37,315Apache-2.0Development toolsWeb programming::HTTP server mycelium-managerA robust, production-grade task/plan manager CLI (binary: myc)74MITCommand line utilitiesDevelopment tools mycelium-manager-coreShared data layer (db, models, migrations, errors) for the Mycelium task manager34MIT mycelium-memory-dbProvide memory database adapters to the mycelium project.53,994Apache-2.0Development toolsWeb programming::HTTP server mycelium-moka-cacheProvide an in-process (moka) key-value cache adapter to the mycelium project (standalone mode).188Apache-2.0Development toolsWeb programming::HTTP server mycelium-notifierProvide message adapters to the mycelium project.45,978Apache-2.0Development toolsWeb programming::HTTP server mycelium-openapiProvide OpenAPI related elements to the mycelium project.13,098Apache-2.0Development toolsWeb programming::HTTP server mycelium-postgres-kvProvide a Postgres-backed key-value cache adapter to the mycelium project (postgres-only mode, no Redis).61Apache-2.0Development toolsWeb programming::HTTP server mycelium-rcig-cliThe `mycelium` command-line tool.302MITCommand line utilitiesDevelopment tools mycelium-rcig-coreThe reactive code intelligence graph engine — Trunk (containment) + Synapse (cross-edges) + Cortex (reactivity).577MITDevelopment toolsParser implementations mycelium-rcig-hyphaeHyphae — the CSS-selector-inspired query language for Mycelium. RFC-0003.478MITDevelopment toolsParser implementations mycelium-rcig-mcpModel Context Protocol server for Mycelium. Powers the AI agent surface.402MITAPI bindingsDevelopment tools mycelium-rcig-packLanguage pack loader and runtime for Mycelium. Reads pack.toml + queries.scm.526MITDevelopment toolsParser implementations mycelium-serviceProvide smtp adapters to the mycelium project.53,491Apache-2.0Development toolsWeb programming::HTTP server mycelium-smtpProvide smtp adapters to the mycelium project.7,491Apache-2.0Development toolsWeb programming::HTTP server mycelium_commandLibrary for Mycelium DDM5,978MIT mycelium_coreLibrary for Mycelium DDM5,354MIT mycelium_experimentalExperimental structures for mycelium. Original repositories where any thing came from originally will be listed. This is intended…4,105MIT mycelium_indexLibrary for Mycelium DDM4,722MIT mycelium_libLibrary for Mycelium DDM5,429MIT mycelium_tfchain_clientA Rust client for interacting with TFChain using dynamic metadata (no compile-time codegen required)30Apache-2.0API bindingsAsynchronous mycelix-bridge-commonCross-cluster coordination types and bridge infrastructure for Mycelix19AGPL-3.0-or-later mycelix-cryptoCrypto-agile types for Mycelix Identity (Ed25519, ML-DSA, hybrid, ML-KEM)19AGPL-3.0-or-later mycelix-leptos-clientBrowser-compatible Holochain client for Leptos frontends. Pure-Rust replacement for @holochain/client using web-sys::WebSocket +…467AGPL-3.0-or-laterAPI bindingsWebAssembly mycelix-telemetry-typesShared types for Mycelix synaptic telemetry and system metrics.19AGPL-3.0-or-laterScience mycelix-zkp-coreShared dual-backend ZKP verification library for Mycelix — RISC0 + Winterfell + Dilithium519AGPL-3.0-or-laterCryptographyWebAssembly mycitadelBitcoin, Lightning and RGB wallet; part of MyCitadel software suite.6,216AGPL-3.0Cryptography::CryptocurrenciesGUI mycitadel-desktopBitcoin, Lightning and RGB wallet; part of MyCitadel software suite.9,758AGPL-3.0Cryptography::CryptocurrenciesGUI mycitadel-desktop2Bitcoin II, Lightning and RGB wallet; part of MyCitadel software suite.1,618AGPL-3.0Cryptography::CryptocurrenciesGUI mycoMulti-host coding agent CLI (local in-process + SSH remotes)38MITCommand line utilitiesDevelopment tools mycobotMyCobot API in Rust.5,643MIT mycobot-rsA Rust implementation of the MyCobot communication protocol44GPL-3.0Hardware supportScience::Robotics mycodee-enigmaThe Enigma algorithm3,429MIT mycodee-project_managerA tool for management of projects2,822MIT mycommon-utilsCommon utilities library for database operations, Redis caching and system utilities2,109MIT myconBefunge-98 interpreter3,381GPL-3.0-or-later MyConsoleClickerМоя игра, созданная для практики2,944 GPL-3.0-or-later mycopAI Code Security Scanner — detect vulnerabilities in AI-generated code79MITCommand line utilitiesDevelopment tools mycoraA tree-native, mycelium-linked note-taking TUI150MIT OR Apache-2.0Command line utilities mycorrhMycorrh is a fast concurrent messaging system for Rust.2,742MITAsynchronousConcurrency mycorrhizaRust/.NET interop layer1,553MIT OR Apache-2.0 mycraftA custom Minecraft server framework1,673Apache-2.0 mycrateMy First Crate2,050MIT mycrate-xpthis is xp first crate.2,623MIT OR Apache-2.0 mycrate_spacemeerkatA library for modeling artistic components622MIT myCrate_testTest of publishing a crate369MIT mycratefirstA fun game where you guess what number the computer has chosen.888MIT mycrates1van-kalsin's first crates011,617MIT mycratetoopubfunlib462 MIT mycrcCreate your own cyclic redundancy check (CRC).7,501MIT OR Apache-2.0AlgorithmsNo standard library mycreatesA Rust tuorials1,151MIT mycrl-stunFast and zero-cost stun message decoder and encoder.1,686GPL-2.0-or-laterNetwork programmingParsing tools mycrl-turnA library for handling round sessions.2,046GPL-2.0-or-laterNetwork programmingParsing tools mycroftDatalog-inspired programming language with circumscriptive negation and functions3,526MIT mycroft-cliMycroft — a terminal-native pentest engagement console: recon to report, one console.13Apache-2.0Command line utilities mycroft-coreMycroft shared domain types and error taxonomy (the contract surface for all crates).24Apache-2.0 mycroft-guardScope parsing, resolution, and enforcement — the security-critical unit.18Apache-2.0 mycroft-macrosMacro interface to the Mycroft compiler1,992MIT mycroft-macros-implMacro implementations for Mycroft (separated due to proc-macro-hack)2,890MIT mycroft-normalizeTool output -> findings normalization (nmap, nuclei). Defensive parsing.18Apache-2.0 mycroft-reportReport export: SQLite -> Markdown / HTML / typst, with evidence appendix.15Apache-2.0 mycroft-runnerCommand runner: guarded exec, dual capture (machine + PTY), persistence.16Apache-2.0 mycroft-storeMycroft persistence: schema, migrations, typed repositories, audit chain.29Apache-2.0 mycroft-supportRuntime support for Mycroft generated code2,015MIT mycroft-tuiratatui screens: scope, runner, findings panes (and AI pane in v1).15Apache-2.0 mycrushRust implementation of the CRUSH (Controlled Replication Under Scalable Hashing) algorithm2,708GPL-3.0-or-later OR LGPL-2.1-or-laterAlgorithmsData structures mydAn implementation of the rust module system2,994MIT OR Apache-2.0FilesystemParser implementations mydbThis is a plugin that works with mydb_sqlx to make database operation easier1,299MIT OR Apache-2.0 mydb-sqlxmydb sqlx3,229MIT OR Apache-2.0 mydb_macrosmydb proc macros1,262MIT OR Apache-2.0 mydemoThis is a demo package.1,473MIT mydhcpA minimal DHCP client implemented in Rust.452MITCommand line utilitiesNetwork programming mydiMyDI. Dependency Injection library10,116MIT OR Apache-2.0ConfigurationRust patterns mydi_macrosMacroses for MyDI library10,709MIT OR Apache-2.0ConfigurationRust patterns myelinDefine async service APIs as traits, communicate over channels. Transport and serialization are pluggable.299Apache-2.0 OR MITAsynchronousEmbedded development myelin-engineThis crate contains the physical engine of the simulation, as well as the objects that reside within it29,514MIT OR Apache-2.0 myelin-geometryBasic linear and vector geometry for two-dimensional Euclidean geometry15,293MIT OR Apache-2.0 myelin-macrosProc macros for myelin — generates service plumbing from trait definitions328Apache-2.0 OR MITAsynchronous myelonUltra-low-latency and high-throughput typed transport for multiprocess SHM and mmap. Layers framing, codecs, typed zero-copy, and…154MIT OR Apache-2.0AlgorithmsArtificial intelligence myeonmyeon is a minimalist, keyboard-driven TUI Kanban board127MITCommand line utilities myerCLI Tool42MIT myerrorerror handling utiliy4,135BSD-2-Clause myersA file comparison program45MIT OR Apache-2.0Command line utilities myestnothing but funny1,559MIT OR Apache-2.0 myexeMyexe15,423MIT myfavA modular Rust CLI to manage and distribute your favorites/recommendations.58MIT OR Apache-2.0Command line utilities myfav-cliA simple Rust CLI to manage and distribute your favorites/recommendations.24MIT OR Apache-2.0Command line utilities myfav-coreCore domain models and repository logic for myfav.277MIT OR Apache-2.0 myfav-outputFormatting and distribution logic for myfav.201MIT OR Apache-2.0 myfinda simpler and faster find util7,463MITCommand line utilities myfirstlibrarysome information3,221MIT MyFirstParserTarasenkoMy fisrt simple parser1,942MIT myfreemp3A Rust program to download music from NetEase Cloud Music.902MIT myfunctest program1,715MIT myfunctBy using this libray you can print counting. For use this crate type these line in your main.rs. extern crate.MY_function.…1,785MIT myfunctionBy using this libray you can print counting from any number.For use this crate type these line in your main.rs. extern…1,798MIT mygameBest game. legit.5,027MIT mygetsimple wget clone in rust968MITCommand line utilitiesNetwork programming mygithubA tool that fetches a repo from github without the need if knowing it's url.1,746MIT mygoA fast HTTP server in Rust with Axum for better performance and UI 🚀3,306MIT mygpoclientClient library for gpodder.net API4,173GPL-3.0-onlyAPI bindings mygreplearn to write grep function.1,937MIT OR Apache-2.0 myhandleA smart pointer that allows early drop of `T`78Apache-2.0 OR MIT MyHelloWorldA short description of my package1,808MIT OR Apache-2.0 myhomeA tool to check electricity and water status in France2,820MITCommand line utilities myhomelabRust application to monitor things around home681non-standard myhumantimeA parser and formatter for std::time::{Duration, SystemTime}4,669MIT/Apache-2.0Date and time myidRust client library for MyID SDK API — user identification and verification190MIT OR Apache-2.0API bindingsAuthentication myipA simple command line tool to get the ip related information for your host.1,738MIT myip-fooOfficial Rust client for myip.foo - free IP lookup API with geolocation45MITNetwork programmingWeb programming myip-tuiA clean terminal UI for network interface information3,733GPL-3.0Command line utilitiesNetwork programming myjammerSimple music & speech jammer17Apache-2.0 OR MPL-2.0 mykebabA crate to convert snake_case strings to kebab-case.1,252MIT mykeyMIKEY (RFC 3830) — Multimedia Internet KEYing for SRTP key exchange10,782MIT OR Apache-2.0 mykomyko in rust5,631AGPL-3.0-or-later myko-leptosMyko client for leptos1,453AGPL-3.0-or-later myko-macrosmyko macros11,043AGPL-3.0-or-later myko-rsmyko in rust6,471AGPL-3.0-or-later myko-serverMyko server runtime — WebSocket, peer federation1,852AGPL-3.0-or-later myko-wasmmyko wasm bindings1,014AGPL-3.0-or-later mylangiserGenerate progressive-disclosure interfaces from complex APIs via My-Lang22non-standardCommand line utilitiesDevelopment tools mylexLexer utilities.2,825WTFPL mylibu4bi test mylib4,110MIT mylib-hekangThis is a test project1,164MIT OR Apache-2.0 mylib-testdescription1,247MIT mylib_sswen0427A description of my library1,304MIT mylibappthis is a demo lib1,608MIT OR Apache-2.0 mylibaryA fun game where you guess what number the computer has chosen.1,660MIT OR Apache-2.0 mylibrarymy librarry description3,551MIT mylibrary_my personal library5,850MIT mylibsqlA personal take on libsql, enabling SQLite replication with application-controlled checkpointing—no dedicated server required1,842non-standard mylittlechartGPU-accelerated desktop charting and order-flow terminal for crypto traders. Name placeholder — actual source at…19BUSL-1.1FinanceVisualization mylittleindicatorsMulti-stream financial indicators library — 556 bar indicators + 21 event primitives across 35 categories. Consumes 27 stream…179MITAPI bindingsFinance mylittlequantQuantitative backtest + strategy execution engine paired with the mylittlechart desktop terminal. Name placeholder; actual source…19BUSL-1.1Finance mylittletradingTrading backend for the mylittlechart desktop terminal — paper engine + live exchange adapters. Name placeholder; actual source…20BUSL-1.1Finance mylogA minimal Rust crate providing 3 lightweight logging macros to simplify writing log messages to a file.3,119MITDevelopment tools::Debugging myloggermy simple logger for easy integration11,126MIT mylogger_handlerslogger handlers for mylogger2,981MIT myloginrsRead and parse MySQL's .mylogin.cnf file.9,914MIT/Apache-2.0AuthenticationCommand-line interface mylslearning rust small object3,161non-standard mylspLSP helper162MIT OR Apache-2.0 mylzolzo1z wrapper2,183MIT mymatrixMy simple matrix library that can perform fraction operations.8,858MIT myminigrepA crate only for learning1,601MIT OR Apache-2.0 mymqBroker and message queues1,831non-standard mymyAccess the most common information about your system using a single command3,923non-standardCommand line utilities mynMinimalist Rust syntax parsing for procedural macros33,061MITDevelopment tools::Procedural macro helpersParser implementations mynaJapanese ID card(mynumber card) manipulation library3,172Apache-2.0 myna-utilsJapanese Individual Number enumerator1,810Apache-2.0 OR MPL-2.0 mynahqA fast local API mock server powered by Rust. Mock REST APIs from YAML with one command.21MITCommand line utilitiesDevelopment tools::Testing mynapiA Rust N-API binding library24MITAPI bindings mynapi-macroProcedural macros for mynapi101MITAPI bindings mynecommandline EPUB reader1,754GPL-3.0+Command line utilities mynnHobby no_std neural network.3,466MITEmbedded developmentNo standard library mynomA variant of nom parser combinator library with strong-typed errors.164MIT OR Apache-2.0Parsing tools mynotaurMy NixOps Tooling Alternative Under Rust1,511GPL-2.0-only mynta refreshing error handling crate for proc macros43MIT OR Apache-2.0Development tools::Procedural macro helpers mynumberMy Number validator4,394MIT myoRust binding to Myo Armband(https://www.myo.com/) SDK2,234MIT myonImplementation of the Quadratic Sieve and Number Field Sieve1,203MITAlgorithmsMathematics myopicA possibly bad lens library for Rust5,413MIT myopic-boardRepresentation of a chess board24,967MIT myopic-brainSearch and evaluation for determining best move available in a chess game25,830MIT myopic-coreCore chess utilities15,658MIT myoreORE CLI Modification14,748Apache-2.0 myore-cliA Modification command line interface for ORE cryptocurrency mining.7,196Apache-2.0 myotelA foolproof best practice for initializing the integration of OpenTelemetry with the `tracing` library, providing support for…13,765MITDevelopment tools::Debugging myowndirsOS app storage directory conventions37AGPL-3.0-onlyConfigurationFilesystem myownpackageJust my own package for education property nothing special706non-standard myowntestpackagetest library1,607MIT mypack_amazingA fun game for you to play1,575MIT mypackagetrying to publish a crate1,294MIT mypkgUsed to test.2,711Apache-2.0 OR MIT mypoolNo description provided.1,632MIT myprojectEducational versions of the pv utility1,507MIT OR Apache-2.0Command line utilities myrestaurantstudy for crate publish1,151MIT OR Apache-2.0 myriadConcurrent data structures5,107MIT myriad-rsVM runtime for Polka bytecode, computation core.159MITCompilersEmbedded development