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.

modbus-serverAn application for recording values from PLC with modbus TCP in the PostgreSQL DBMS.1,647Apache-2.0 modbus-test-serverLibmodbus based server to test the rust modbus package9,562MIT modbus_bufferCircular buffer implementation tailored for Modbus communication in no_std environments.2,796MITEmbedded developmentNo standard library modbus_toolboxTUI modbus TCP/RTU client/server/monitor AIO testing toolbox write in Rust :)76MIT modcholeskyModified Cholesky decompositions193,992MIT OR Apache-2.0Science modcrawlDetect, inspect, and analyze Minecraft mods and plugins from JAR files134MITCommand line utilitiesDevelopment tools modde-cliCLI interface for modde51GPL-3.0-onlyCommand line utilitiesGame development modde-coreCore types and logic for the modde mod manager262GPL-3.0-onlyCommand line utilitiesGame development modde-gamesGame plugin implementations for modde191GPL-3.0-onlyCommand line utilitiesGame development modde-sourcesDownload source implementations for modde162GPL-3.0-onlyCommand line utilitiesGame development modde-uiGUI application for modde111GPL-3.0-onlyCommand line utilitiesGame development moddefMacro for convenient module declaration. Each module can be put in a group, and visibility can be applied to the whole group with…761,626MITAccessibilityDevelopment tools modderModder-rs is a mod manager for Minecraft. This crate contains the cli and the core logic that is also used by the TUI wrapper.571MITCommand line utilitiesGames modder_tuiTUI Wrapper for Modder-rs374MITCommand line utilitiesGames modeA behavioral state machine library written in Rust16,882Apache-2.0 OR MITData structuresRust patterns mode-rsmode-rs1,480MIT modelmodel-based testing for data structures, with linearizability checking319,829MIT/Apache-2.0 model-artifactModel artifact selection, identity, and GGUF metadata helpers for Mesh LLM76MIT OR Apache-2.0 model-computeReserved for the larql project (https://github.com/chrishayuk/larql). No functional release yet — placeholder to prevent…7Apache-2.0 model-context-protocolA Rust implementation of the Model Context Protocol (MCP) for AI tool integration3,116MIT OR Apache-2.0Development toolsNetwork programming model-context-protocol-gatewayPlaceholder crate reserving the model-context-protocol-gateway name.20MIT model-context-protocol-macrosProcedural macros for MCP server and tool definitions414MIT OR Apache-2.0Development tools::Procedural macro helpers model-converterA small utility to convert 3D models from various formats1,892GPL-3.0-only model-gateway-rsA Rust library for model gateway services, providing traits and SDKs for various AI models.3,224MITAlgorithmsAPI bindings model-hfHugging Face model repository integration for Mesh LLM20MIT OR Apache-2.0 model-hubA robust, concurrent downloader for Hugging Face and ModelScope models in Rust.56MIT OR Apache-2.0Development toolsScience model-languageA typed, safe template language for AI-agent prompts. Runs the exact same engine as the JavaScript/TypeScript package via an…92MITTemplate engineWebAssembly model-mapperDerive macro to map between different types18,975Apache-2.0Development toolsNo standard library model-mapper-macrosMacros for model-mapper crate19,351Apache-2.0Development toolsNo standard library model-ntokenNova finance nToken models2,854Apache-2.0 model-refModel reference parsing and normalization helpers for Mesh LLM117MIT OR Apache-2.0 model-rsA Rust CLI tool for downloading HuggingFace models and running local LLM inference36Apache-2.0API bindingsCommand line utilities model-useAgent-first LLM cost aggregator — OpenRouter, Anthropic, OpenAI, Cursor usage and budgets15MITCommand line utilities model-viewsType-safe view types for different access modes (Get, Create, Patch) on data models79EUPL-1.2Data structuresEncoding model-views-deriveType-safe view types for different access modes (Get, Create, Patch) on data models211EUPL-1.2Data structuresEncoding model2vecH2CO3's & Narnium's Rust Implementation of Model2Vec4,001non-standardAlgorithmsMathematics model2vec-rsOfficial Rust Implementation of Model2Vec84,438non-standardScienceText processing model3data types for (de)serializing model settings from model3.json files3,624MIT model3dRust wrapper of the Model3D C SDK.2,953MIT model_express_clientClient library for Model Express gRPC server290Apache-2.0 model_express_commonShared utilities for Model Express client and server328Apache-2.0 model_express_serverHigh-performance gRPC server for model serving and management287Apache-2.0 model_macrotraits collection7,769MIT OR Apache-2.0 model_macro_derivederive macro collection6,885MIT OR Apache-2.0 model_to_imageA way to convert a 3D model to an image to use with thumbnails and previews1,168GPL-3.0-or-later modelassetlib-nativeNative library for Minecraft mod ModelAssetLib.2,542Apache-2.0 modelatorA framework and tools for model-based testing.40,715Apache-2.0 modelbuilderArtificial intelligence and neural network model building architecture.1,535MIT modelcCompile LLM weights (GGUF, Safetensors, ONNX, PyTorch) into a single .modelc artifact and serve an OpenAI-compatible inference…132Apache-2.0Command line utilitiesCompilers modelcardsA fast modelcard generator with built-in templates1,314Apache-2.0Command line utilities modelcliCall any LLM from the command line via models.dev58MIT modelcontextprotocol-clientClient implementation for the Model Context Protocol (MCP)2,705MIT modelcontextprotocol-serverServer implementation for the Model Context Protocol (MCP)3,477MIT modeldriveprotocol-clientRust client SDK for Model Drive Protocol.19MITAPI bindingsNetwork programming modelexpress-clientClient library for Model Express gRPC server713,627Apache-2.0 modelexpress-commonShared utilities for Model Express client and server714,090Apache-2.0 modelexpress-serverHigh-performance gRPC server for model serving and management1,072Apache-2.0 modelfileA parser for Ollama Modelfiles7,293non-standard modelforgeProvider-aware model target parsing primitives for archive tools395MITCommand line utilitiesDevelopment tools modelfox_macroModelFox makes it easy for programmers to train, deploy, and monitor machine learning models.1,662MIT modelhubModel cache and download helpers90MIT modelica-rsA Rust wrapper for the Modelica standard library.7,716MIT modelingModeling is a tools to analysis different languages by Ctags19,866MITCommand-line interfaceDevelopment tools modelio-rsSafe Rust bindings for Apple's ModelIO framework — assets, meshes, materials, lights, cameras, voxels, textures, and animation on…82MIT OR Apache-2.0API bindingsGraphics modeliteAutomatically generate create table and other SQLite queries for a struct65MIT modelite-macrosMacros for modelite70MIT modelizerGenerates CRUD rust code for a database model (only sqlx supported for now).4,134MIT modelmuxModelMux - high-performance Rust gateway that translates OpenAI-compatible API requests to Vertex AI (Claude), with streaming,…127MIT OR Apache-2.0API bindingsNetwork programming modelrelayRust SDK for the ModelRelay API2,072Apache-2.0API bindings modelsA migration management library for applications using PostgresSQL, MySQL or SQLite.6,011Apache-2.0 models-catUnofficial Rust client for [ModelScope](https://www.modelscope.cn/) Hub1,481Apache-2.0 models-cliCommand-line utility for SQLx, the Rust SQL toolkit.4,246MIT OR Apache-2.0Command line utilitiesDatabase interfaces models-cvGroundtruth Data Generation for SFM Pipelines using CG Models1,566BSD-3-ClauseComputer vision models-devSimple Rust client for the models.dev API836MITAPI bindingsAsynchronous models-ntokenPack and Unpack for all structs4,051Apache-2.0 models-parserHelper crate for models5,379Apache-2.0 models-proc-macroA helper crate for `models`4,256Apache-2.0 modelsandboxprotocolModel Sandbox Protocol25MIT modelscopeA command-line interface tool for downloading models from Modelscope, which can also be used as a library2,770Apache-2.0 modelscope-ngA command-line interface tool for downloading models from Modelscope, which can also be used as a library66Apache-2.0 modelsdevA fast TUI and CLI for browsing AI models, benchmarks, and coding agents1,545MITCommand line utilities modelshelfA shared local LLM model registry: discover, deduplicate, download, and update models across desktop apps.19MIT OR Apache-2.0Development toolsFilesystem modelshelf-cliCommand-line interface for modelshelf, the shared local LLM model registry.15MIT OR Apache-2.0Command line utilities modelsocketA Rust library for ModelSocket, a protocol for efficiently integrating with LLMs4,160Apache-2.0 modelstatPrivacy-first SDK for modelstat — wrap your backend LLM calls and ship redacted usage to a local daemon or the modelstat server,…147Apache-2.0API bindingsDevelopment tools modelstructA Rust crate that provides a derive macro Model to automatically generate SQL CREATE TABLE IF NOT EXISTS statements from struct…486MIT modelstruct_deriveA Rust crate that provides a derive macro Model to automatically generate SQL CREATE TABLE IF NOT EXISTS statements from struct…684MIT modelvaultApplication-focused embedded database for typed models — validation, migrations, nested objects, single-file deploy.89MIT modelvault-cliOperational CLI for ModelVault databases.85MIT modelvault-coreCore engine for ModelVault — application-focused embedded storage with model schemas, validation, and migrations.210MIT modelvault-deriveDerive DbModel for ModelVault — map Rust structs to typed collections with validation and indexes.130MIT modelvault-pythonPython bindings (PyO3) for ModelVault, a typed embedded database.83MIT modelxCompiler for Modelx files2,615MIT modelzA library to load various 3D file formats into a shared, in-memory representation7,590MITGame developmentGraphics modem-coreDigital modulation: ASK, FSK, PSK, QAM with constellation diagrams and BER analysis18MIT OR Apache-2.0AlgorithmsMathematics modem_updaterUtility for updating nRF91 modem firmware901MIT OR Apache-2.0 modenvCLI to easily manage .env files and keep them consistent.33,665MITCommand line utilitiesDevelopment tools moderacPrompt-based testing for the AI agent era88MITDevelopment tools::Testing moderatoGame framework based off of Allegro 5. WIP!1,710Apache-2.0 moderatorA very experimental crate for mod support in Bevy Game Engine games1,560MIT OR Apache-2.0API bindingsGame development modernModern is a modern frontend frameworks for all.3,069MITCommand-line interfaceDevelopment tools modern-areciboGenerate images of the Arecibo message with a user-provided population and genome size3,512MITAerospace::Space protocolsCommand line utilities modern-icpA modern modular pure Rust implementation of the Iterative Closest Point algorithm.3,408MITAlgorithmsGraphics modern-minesweeperA Simple minesweeper game built with Rust + Slint109MIT OR Apache-2.0Game developmentGames modern-multisetA hash multiset implementation.1,697GPL-3.0 modern-normalize-cssysrust bindings for modern-normalize for the DWIND crate143,546MIT modern-roman-clockA crate that no one should use that converts chrono time to a modernized way of how the romans told time842MIT modern-terminalLibrary for rich text and beautiful formatting in the terminal9,087MIT modern-terminal-gamesModern terminal games launcher (mtg CLI)133MITCommand line utilitiesGames modern_appvarsA parser for appvars on TI calculators1,481MIT OR Apache-2.0 modern_robotics_rustA Rust implementation of the Modern Robotics library, providing tools for robotics kinematics, dynamics, and control.27MIT modernimageWebP and AVIF image encoding via libmodernimage92MITEncodingMultimedia::Images modernized_vigenereA modernized Vigenere algorithm5,487MITCryptography moderuglTF 2.0 data model with vendor extension support22Apache-2.0EncodingGame development modesettingHigh-level access to modesetting functionality.12,483LGPL-3.0 modestwangA demo created by ModestWang.1,252MIT modestyRemove3,559GPL-3.0 modexpA modular exponentiation crate for BigInts13,391MIT OR Apache-2.0 modfileThis is a Rust crate for reading and writing Amiga ProTracker MOD-files. It can also read (some?) MOD-files packed with The…7,189MIT modgunnMóðguðr — the nordisk security + SCIP world-delta gatekeeper. Guards the bridge (Gjallarbrú): scrutinizes what passes…98MIT OR Apache-2.0 modiAn out-of-the-box modular dependency injection web application framework.2,118Apache-2.0AsynchronousNetwork programming modi_macrosCode generation for the modi dependency injection framework2,401Apache-2.0AsynchronousNetwork programming modicumModular arithemtic library in pure Rust1,622MIT OR Apache-2.0AlgorithmsCryptography modifiedKeep track of changes in your variables4,127MITNo standard library modified_bbs_for_PoCThe BBS+ signature scheme3,900Apache-2.0 modified_utf8Modified UTF-8 encoding and decoding utilities34MIT modifierFluid chaining APIs for both mutable ownership types.3,736,612MIT modifier_macroexperimental function modifiers from solidity for cosmwasm4,101MIT modifyA library to track changes of a value.6,142MIT OR Apache-2.0 modinfoGet modinfo section for Linux kernel module (.ko)2,797Apache-2.0 OR MIT modinfo_7dtdRead/Write '7 Days to Die' ModInfo.xml files3,912MITData structuresDevelopment tools modinsertA dirty module-loading library for the Linux kernel2,111MIT/Apache-2.0 modintModular arithmetic integer3,714MIT modinverseSmall library for finding the modular multiplicative inverses.158,900UnlicenseAlgorithmsMathematics modioRust interface for integrating https://mod.io - a modding API for game developers43,817MIT OR Apache-2.0API bindingsWeb programming::HTTP client modio-localapimodio-localapi, a tls-enabled web-server matching the /v0 modio-api for devices1,533AGPL-3.0-or-later modio-loggermodio-logger Dbus service9,115AGPL-3.0-or-laterCommand line utilitiesEmbedded development modio-logger-dbmodio-logger Dbus service9,804AGPL-3.0-or-laterData structuresEmbedded development modio-mqttbridgeModio on-device MQTT bridge1,564AGPL-3.0-or-laterCommand line utilities modio-mqttdModio on-device MQTT broker1,546AGPL-3.0-or-later moditModal editor parser47,410MIT OR Apache-2.0 modkeiAnalyze Rust code and visualize file dependencies as an interactive graph.52Apache-2.0Command line utilitiesDevelopment tools modkei-coreCore scanning and dependency graph generation for modkei.159Apache-2.0Command line utilitiesDevelopment tools modkei-reportInteractive web report generation and embedded UI for modkei.86Apache-2.0Command line utilitiesDevelopment tools modlinModular rank and linear-complexity tests for pseudorandom number generators32Apache-2.0 OR MITAlgorithmsCommand line utilities modliteA wasm binary module builder: LEB128, section framing, function/import/export/memory/data assembly with index discipline. The…36Apache-2.0CompilersWebAssembly modmA git like cli tool for machine learning version control2,766MIT modmapUniversal module map schema for codebase structure representation128MITData structuresDevelopment tools modmathModular math implemented with traits.8,721Apache-2.0 modmath-ciosRow-op trait surface for CIOS Montgomery multiplication.7,642Apache-2.0 modmonA moderation monitor for Roblox assets1,490MITCommand line utilities modnatThe best way to launch a AI Model Native APP System with one click.16MIT modoErgonomic Rust web framework for small monolithic apps222Apache-2.0 modo-authAuthentication framework for modo75Apache-2.0 modo-cliCLI tool for scaffolding modo framework projects172Apache-2.0 modo-dbDatabase layer for modo using SeaORM146Apache-2.0 modo-db-macrosProcedural macros for modo-db159Apache-2.0 modo-emailEmail service for modo with SMTP and Resend support92Apache-2.0 modo-jobsBackground jobs and cron scheduling for modo103Apache-2.0 modo-jobs-macrosProcedural macros for modo-jobs112Apache-2.0 modo-macrosProcedural macros for the modo web framework203Apache-2.0 modo-rsRust web framework for small monolithic apps333Apache-2.0Web programming::HTTP server modo-sessionDatabase-backed session management for modo102Apache-2.0 modo-tenantMulti-tenancy support for modo76Apache-2.0 modo-uploadFile upload handling for modo with local and S3 storage76Apache-2.0 modo-upload-macrosProcedural macros for modo-upload100Apache-2.0 modoomoMy first Cargo test1,865MIT modorCrate reserved for Modor1,642MIT OR Apache-2.0 modor_aiCrate reserved for Modor1,642MIT OR Apache-2.0 modor_deriveCrate reserved for Modor1,646MIT OR Apache-2.0 modor_editorCrate reserved for Modor1,646MIT OR Apache-2.0 modor_graphicsCrate reserved for Modor1,632MIT OR Apache-2.0 modor_inputCrate reserved for Modor1,652MIT OR Apache-2.0 modor_internalCrate reserved for Modor1,641MIT OR Apache-2.0 modor_jobsCrate reserved for Modor1,561MIT OR Apache-2.0 modor_mathCrate reserved for Modor1,576MIT OR Apache-2.0 modor_networkCrate reserved for Modor1,636MIT OR Apache-2.0 modor_physicsCrate reserved for Modor1,664MIT OR Apache-2.0 modor_pickingCrate reserved for Modor1,502MIT OR Apache-2.0 modor_resourcesCrate reserved for Modor1,512MIT OR Apache-2.0 modor_textCrate reserved for Modor1,540MIT OR Apache-2.0 modor_uiCrate reserved for Modor1,611MIT OR Apache-2.0 modouRust-native reactive governance: declare crate and module boundaries in Rust and enforce them with a CI reaction — govern by…200MIT OR Apache-2.0Development tools modplayConvenience abstraction of xmrsplayer1,311MITMultimedia::Audio modpmA Minecraft mod package manager11,627NPOSL-3.0 modpowI published this before I realized that modpow was already implemented by num, lol. Contact me if you'd like to use this crate…6,355MITMathematics modppla experimental library for probabilistic programming in Rust.1,593MITScienceSimulation modppl-macrosconvenience macros for modeling with modppl.1,926MITScienceSimulation modprog-test-cratecrate to test automatic release from github1,263MIT OR Apache-2.0 modqlRust implementation for Model Query Language support83,675MIT OR Apache-2.0Data structures modql-macrosMacros for modql. Not intended to be used directly.73,995MIT OR Apache-2.0Data structures modraPlaceholder crate for the Modra project.18MIT OR Apache-2.0 modrinthRust wraper for the Modrinth REST API. Public API subject to change before 1.0.0.2,905Apache-2.0 modrinth-apiA client library for the Modrinth API, generated with openapi-generator3,631CC0-1.0API bindings modrinth-apitoolA command line interface for interacting with the modrinth api to manage you minecraft mods more easily.5,922AGPL-3.0 modrinth-wrapperA Rust wrapper for the Modrinth API.20MIT modrpcRuntime for modrpc - a modular RPC framework919Apache-2.0 modrpc-codegenParse modrpc schemas and generate code from them1,242Apache-2.0 modrpc-executormodrpc integration for different async executors782Apache-2.0 modrpc-hubMulticast transport for modrpc284Apache-2.0