All 305,250 crates, alphabetically

unit-sphereA library for performing geometric calculations on the surface of a sphere.16,034MITMathematicsNo standard library unit-testingA unit testing library46,186non-standardDevelopment tools unit-tracingInitialize tracing for unit tests1,059MIT OR Apache-2.0 unit-wasmWASM SDK for NGINX Unit8,033Apache-2.0 unit-wasm-sysNative bindings for the libunit-wasm C API9,745Apache-2.0 unit10whp-unit101,558MIT unit12whp-unit121,529MIT unit13whp-unit131,457MIT unit14-my-first-crateMy first crate.1,544MIT unit15whp-unit151,501MIT unit16whp-unit161,482MIT unit17whp-unit171,543MIT unit18whp-unit181,481MIT unit19whp-unit191,472MIT unit20whp-unit201,505MIT unit4whp-unit41,511MIT unit6whp-unit61,464MIT unit7whp-unit71,537MIT unit8whp-unit81,468MIT unit9whp-unit91,448MIT unit_conversionLibrary to convert physical units.2,344MIT unit_convertEasy library for unit conversions1,691MIT OR Apache-2.0 unit_converterREAD THE DESCRIPTION BEFORE USING THE LIBRARY. Add this in your main file {use unit_converter}. This is a binary converter…9,414MIT unit_converter_libA library to convert different units1,580non-standard unit_systemAutomatically derived typed unit systems.1,623MIT OR Apache-2.0MathematicsScience unit_system_deriveProc_macro derives for the unit_system crate.2,316MIT OR Apache-2.0MathematicsScience unit_test_utilsRust unilities for unit tests102,967MITDevelopment tools::Testing unit_testing_learnthis is a test1,254MIT unit_typesA unit-aware type system for Rust1,326MIT unitaUnifying Aynchronous Ecosystems via Algebraic Effects1,746MIT OR Apache-2.0 unitageA library for interaction with units of measurement2,808MIT OR Apache-2.0 unitaryA custom units of measurement system3,467MITScience unitbusRust SDK for Linux systemd: control units/jobs via D-Bus (systemctl-like), run transient tasks, and query journald logs…216MITOperating systems::Linux APIs unitconvRust Simple Unit Converter777MITMathematicsScience unitdcA dc-like arbitrary precision quantity calculator.1,519Apache-2.0Mathematics uniteA helper macro to compose existing types into an enum1,617MIT unitedservices_commonA common lib for unitedservices1,534Apache-2.0 unitforgeA library for unit and quantity consistent computations in Rust22,972MIT unitforge_macrosProc macros for generating units, quantities, and Python bindings in unitforge870MIT unitfyiUnit conversion across 220 units and 20 categories — async API client for unitfyi.com.38MITAPI bindingsData structures unitiC FFI bridge from KBVE game logic crates to Unity via csbindgen16MITAPI bindingsGame development unitig_flipperReorienting unitigs to reduce the number of dummy nodes in an SBWT.4,006MIT unitilEUC-JPの全角チルダを波ダッシュに変換するツール2,655MIT unitokenFast BPE tokenizer/trainer with a Rust core and Python bindings108MITText processing unitoreFeed reader with the ability to set updates frequency.1,639MITDevelopment tools unitpostName reserved for Unitpost. Official Rust SDK will be published here.21MITEmail unitree-l2Rust driver for the Unitree L2 LiDAR — wire format, parser, and point reconstruction73MITEmbedded developmentHardware support unitree-lidar-l1-rustRust wrapper for Unitree Lidar L1 SDK1,937MIT OR Apache-2.0Hardware supportScience::Robotics unitrixDEPRECATED: Use 'physunits' instead522MIT OR Apache-2.0No standard libraryScience unitsUnits of Measure for Rust. Easy to use, type-safe and customizable.8,123MIT units-formatterA simple library to format units759MIT units-nostdno-std crate providing types for physical quantities66MITEmbedded developmentNo standard library units-of-measureType-safe units of measure with ergonomic conversions and dimensional arithmetic11Apache-2.0MathematicsScience units-relationA procedural macro to be used with the library Rs-Measures to define relations among units of measurement.5,200MIT OR Apache-2.0 unitscaleFacade crate for statically-scaled unit macros and traits.4,890Apache-2.0 unitscale_coreUnitScale core and traits for simplifying conversions over bus communication4,868Apache-2.0 unitscale_macrosUnitScale macros for simplifying conversions over bus communication4,633Apache-2.0 unittestSmall collection of unit test assertion macros4,697MIT unitvalProvide values for unit enum variants6,461MIT unitval-deriveProvide values for unit enum variants6,172MIT unitxA general-purpose library for units and quantities127MIT unitx-apiAxum HTTP API for the unitx conversion engine.139MITScienceWeb programming::HTTP server unitx-coreFast unit conversion primitives with live currency rates.311MITAlgorithmsScience unityLibrary for working with Unity projects3,016MIT OR Apache-2.0 unity-assetA comprehensive Rust library for parsing Unity asset files (YAML and binary formats)1,601MITGame developmentParsing tools unity-asset-binaryUnity binary file format parser (AssetBundle, SerializedFile)1,923MITGame developmentParser implementations unity-asset-cliCommand-line tools for Unity asset parsing and manipulation418MITCommand line utilitiesGame development unity-asset-coreCore data structures and traits for Unity asset parsing2,376MITGame developmentParsing tools unity-asset-decodeDecode/export helpers for Unity assets (Texture/Audio/Sprite/Mesh) built on unity-asset-binary306MITGame developmentParsing tools unity-asset-graphQuery relationships between Unity engine assets/scripts44MITCommand line utilitiesGame development unity-asset-yamlYAML format support for Unity asset parsing1,890MITGame developmentParsing tools unity-assetdbUnity asset GUID → name index baker. Walks Assets/, parses .meta and asset YAML, writes a compact bincode database.60MIT OR Apache-2.0Command line utilitiesGame development unity-ciCLI Tool for Unity CI Workflows456Apache-2.0Command line utilitiesDevelopment tools unity-cleanerA TUI tool to clean Unity project files (Library, Temp, Logs, etc.)45MIT OR Apache-2.0Command line utilitiesDevelopment tools unity-cliRust CLI for Unity Editor automation over the Unity TCP protocol379MITCommand line utilitiesDevelopment tools unity-hubWrapper library around Unity hub to fetch and manipulate Unity Hub configs6,860Apache-2.0Development tools unity-mirror-macro-rsUnity Mirror Networking Server Only Rust742MIT unity-mirror-rsUnity Mirror Networking Server Only Rust1,678MIT unity-native-pluginUnity Native Plugin API for Rust16,574MITAPI bindingsGame engines unity-native-plugin-sysunity-native-plugin-sys16,482MITAPI bindingsGame engines unity-native-plugin-vulkanUnity Native Plugin API (Vulkan) for Rust8,335MITAPI bindingsGame engines unity-packCreate Unity .unitypackage files and assets from Rust27MITGame development unity-randomA reimplementation of Unity's pseudo-random number generator.1,592MITAlgorithms unity-reference-serverAn application and server for resolving references within Unity projects4,163GPL-3.0Development tools unity-solution-generatorRegenerates Unity .csproj/.sln files from asmdef/asmref layout without launching the Unity editor.3,456MITCommand line utilitiesDevelopment tools unity-typesBase Unity Datatypes2,550Apache-2.0Development tools unity-typetree-genGenerate Unity MonoBehaviour type trees from .NET assemblies, in pure Rust (via dotnetdll). A port of AssetsTools.NET's…145MITGame development unity-unpackerA CLI utility for unpacking the assets from Unity's .unitypackage file2,722MITCommand line utilitiesFilesystem unity-utage-bookLibrary for reading and writing unity Utage visual novel engine book scenario file1,556MIT unity-utils...1,789MPL-2.0 unity-versionUnity Version parser3,919Apache-2.0Development tools unity-version-managercli utility to install and manage unity versions2,953Apache-2.0Development tools unity-yaml-rustUnity YAML parser4,689MIT/Apache-2.0 unity_nativeA Rustified wrapper around the Unity Native Plugin API10,054MIT unity_native_proc_macroThe derive macros for the unity_native library10,405MIT unity_native_sysThe raw FFI for the Unity Native Plugin API10,616non-standard unity_rsunity assetbundle unpack1,922AGPL-3.0 unitycatalogA placeholder for this crate2,311Apache-2.0 unitycatalog-clientA placeholder for this crate2,326Apache-2.0 unitycatalog-rsRust-based clients for interacting with Unity Catalog1,260MIT OR Apache-2.0 unitycatalog-sysA placeholder for this crate2,336Apache-2.0 unityfsA pure Rust library for parsing, reading, and extracting assets from Unity serialized files and AssetBundles126MIT unitypkg-coreManipulate Unity's portable package files2,361MIT uniudpUnidirectional UDP transport with chunking, redundancy, and Reed-Solomon FEC.255MITNetwork programming uniui_base[UniUi] Collection of basic UI components1,624MIT OR Apache-2.0 uniui_buildBuilds uniui applicatins for different targets21,273MIT OR Apache-2.0 uniui_coreBasic structures like Signal and Slot for uniui_* crates familiy13,565MIT OR Apache-2.0 uniui_guiUiPageContext, DataProcessor and Widget for uniui_* crate family.19,509MIT OR Apache-2.0 uniui_gui_macroMacroses for uniui_gui crate. Please refer to [uniui_gui crate](https://crates.io/crates/uniui_gui) for full documentation20,438MIT OR Apache-2.0 uniui_layout_linear_layoutLabel widget for uniui_* crate family.12,465MIT OR Apache-2.0 uniui_widget_buttonButton widget for uniui_* crate family.12,450MIT OR Apache-2.0 uniui_widget_labelLabel widget for uniui_* crate family.12,507MIT OR Apache-2.0 uniui_widget_texteditTextEdit widget for uniui_* crate family.13,623MIT OR Apache-2.0 uniui_wrapper_minimalsize[UniUi] Wrapper to force widget to have minimal size3,612MIT OR Apache-2.0 univ-utilsZero-config project tools for common tasks across many ecosystems117MITCommand line utilitiesDevelopment tools univecA vector that can hold elements of any single type14,305MIT OR Apache-2.0Rust patterns univerUnified versions publisher62MIT OR Apache-2.0 universalReserved for the universal:// project!18MIT universal-addressUniversal address format for cross-chain messaging1,031Apache-2.0 universal-archiverA tool to unpack archives without having to specify the archive type.6,159MIT universal-blockchain-mcpMCP server for ZetaChain universal blockchain -- CLI wrapper for zetachain CLI with cross-chain operations25MIT universal-bot-coreCore functionality for Universal Bot AI automation framework with AWS Bedrock414MITAPI bindingsAsynchronous universal-configA library to simplify reading configuration files from various file formats.34,267MIT universal-date-parserUniversal date parser that can parse any date format into standardized output with intelligent format detection328MIT OR Apache-2.0Data structuresDate and time universal-hashTraits which describe the functionality of universal hash functions (UHFs)163,761,861MIT OR Apache-2.0CryptographyNo standard library universal-inserterA runtime-agnostic batch inserter library implementing the ClickHouse Inserter pattern24MITAsynchronousData structures universal-mocking-libraryUniversal mocking library1,835Apache-2.0/MIT universal-serviceA Rust crate that provides building blocks for creating service binaries across operating system platforms.34,396MIT universal-sierra-compilerUniversal-Sierra-Compiler is the tool for Sierra compilation. It compiles any ever-existing Sierra version to CASM.26,840MIT universal-sierra-compiler-cairo-lang-starknet-proxyA wrapper on cairo-lang-starknet crate set on version 1.0.0-rc0 for universal-sierra-compiler.20,622MIT universal-timeCross-platform time primitives with compile-time guarantees — no runtime panics!12,033MIT universal-tool-coreDEPRECATED: Use agentic-tools-* crates and agentic-mcp instead. Core runtime library for Universal Tool Framework.3,333MITCommand-line interfaceDevelopment tools universal-tool-macrosDEPRECATED: Use agentic-tools-* crates and agentic-mcp instead. Procedural macros for Universal Tool Framework.3,521MITDevelopment tools::Procedural macro helpers universal-wasm-loaderA universal WebAssembly loader with WIT-aware ABI translation. Rust port of the universalWasmLoader spec.22MITAPI bindingsWebAssembly universal2Build universal2 binaries, because cargo won't.4,832MIT OR Apache-2.0Command line utilities universal_constantsPhysical and mathematical constants that are generally considered to be universally constant.604MIT universal_maskA library for formatting sensitive data with masks like SSN and phone numbers760Apache-2.0 universal_notificationsWrapper for WINRT toast api and UserNotifications1,468GPL-3.0-only universal_radix_sortA high-performance, generic Radix Sort implementation for Rust supporting integers, floats, and strings31MITAlgorithmsData structures universal_walletRust implementation of the Universal Wallet 2020 Specification22,535Apache-2.0 universalisA Rust library for interacting with the Universalis API1,530MIT universalsettle-apiX402-inspired settlement program for any token on Solana440Apache-2.0CryptographyFinance universalsettle-programX402-inspired settlement program for any token on Solana22Apache-2.0 UniversalUI_BaseBase types for the UniversalUI framework.4,502MIT UniversalUI_NativeNative platform functionality for the UniversalUI framework. Examples include windowing and events, file management and…2,788MIT universeHigh-precision rendering engine.1,554MITGamesScience universe_syncSynchronizes the global state of the entire universe. Do not modify this crate unless you are the Prime Minister of England.487non-standard universeparticlecommon util1,549GPL-3.0 univertUniversal file converter (library and CLI)75AGPL-3.0-or-later univert-guiDesktop GUI for the Univert universal file converter35AGPL-3.0-or-later univfyiRust client for the UnivFYI API — https://univfyi.com22MITAPI bindingsWeb programming::HTTP client univideo-ai-ossA comprehensive toolkit for AI-powered video processing, format conversion, and metadata extraction from video files24MITCommand line utilitiesMultimedia::Video univis_uiA high-performance, SDF-based hybrid world-space UI framework for the Bevy game engine.170MIT OR Apache-2.0Game developmentGUI univis_ui_engineLayout and render engine for Univis UI.324MIT OR Apache-2.0 univis_ui_interactionInteraction and picking backend for Univis UI.260MIT OR Apache-2.0 univis_ui_styleTheme, fonts, and icons for Univis UI.376MIT OR Apache-2.0 univis_ui_widgetsBuilt-in widgets for Univis UI.193MIT OR Apache-2.0 univizA command-line tool for analyzing Unicode strings, providing detailed information about graphemes, code points, and UTF-8 byte…47MITCommand line utilitiesText processing univoiceUnified Voice SDK for TTS and ASR (Rust edition)423MITAPI bindingsMultimedia::Audio univstringThe Universal String(Rust String, CString, Wide(UTF-16/UTF-32) CString) trait3,596non-standard uniwhatDisplay the unicode characters text5,395AGPL-3.0+Command line utilitiesText processing uniworldCorrect Unicode text handling for every script: bidi, line breaking, segmentation, normalization20MIT unixInterface to Unix system facilities49,082MIT OR Apache-2.0 unix-ancillarySafe, ergonomic Unix socket ancillary data (SCM_RIGHTS fd passing) with OwnedFd/BorrowedFd222MITNetwork programmingOperating systems::Unix APIs unix-chatA peer-to-peer encrypted chat system for local users on the same machine, using Unix sockets and e2e encryption81MIT unix-credA library that simplifies reading peer credentials from Unix sockets.6,666MITOperating systems::Unix APIs unix-cryptRust reimplementation of various unix crypt(3) algorithms.1,499Apache-2.0 unix-daemonizeEasy unix daemons support for Rust projects82,520MIT unix-exec-output-catcherLibrary to run executables in a child process and catch STDOUT and STDERR output on UNIX-systems. std::process::Command is…17,210MITCommand-line interfaceOperating systems::Unix APIs unix-fdUnix filedescriptor related utilities5,936LGPL-3.0FilesystemOperating systems::Unix APIs unix-fifo-asyncAsync wrapper for working with Unix named pipes (FIFOs)1,812MIT unix-ipcA minimal abstraction for IPC via unix sockets.6,595MIT/Apache-2.0 unix-is-elevatedcheck if current process is running with elevated privileges, on unix307MIT OR Apache-2.0 unix-named-pipeEase creation of named pipes on Unix platform1,090,690MITExternal FFI bindingsOperating systems unix-noOutput a string repeatedly until killed.8,371GPL-3.0 unix-odbcThe unixODBC driver manager. It builds the unixODBC C-library, not the rust bindings to it. It is intended to support the…7,991LGPL-2.1-or-later unix-printA no_std and no_libc stdout printing library2,880MIT unix-signalUnix signals10,014MIT OR Apache-2.0 unix-timeA minimal crate to play with Instant based on UNIX epoch16,086MIT unix-timestampExposes the method `unix_timestamp()`, returning the value in seconds3,289MIT/Apache-2.0 unix-tsUnix timestamp manipulation and conversion.34,282MITDate and time unix-ts-macrosMacro to quickly create unix-ts timestamps.32,592MITDate and time unix-ttyUnix TTY API12,677MIT OR Apache-2.0 unix-udp-sockasync & sync UDP sockets supporting sendmsg/recvmsg and src IP manipulation58,828MIT OR Apache-2.0AsynchronousNetwork programming unix-watchSimple rust implementation of the Unix watch command1,478Apache-2.0 unix1986firstmy hello world on crates.io1,654MIT OR Apache-2.0 unix2unix21,539ISC OR MIT OR Apache-2.0 unix_exec_piperunix_exec_piper helps you to exec multiple commands where STDOUT of one process is connected to STDIN of the next process. This…6,682MITCommand-line interfaceOperating systems::Unix APIs unix_modeDecode, interpret, and display Unix file mode bits (even on non-Unix platforms)455,551Apache-2.0 unix_pathUnix-compatible paths regardless of platform.466,108MIT OR Apache-2.0No standard library unix_permissions_extA trivial trait bringing missing functions that are not exposed by PermissionsExt to Permissions on UNIX platforms.33,691GPL-2.0-only unix_permsConverts Unix file mode metadata into symbolic rwx strings, emulating the output of the ls -l command. Ideal for Rust-based…2,877MIT unix_sockunix_sock provides a unix control socket abstraction.7,383Apache-2.0 unix_socketUnix domain socket bindings7,077,227MIT/Apache-2.0 unix_socket2Unix domain socket bindings, with bug fixes and enhancements.781,913MIT/Apache-2.0 unix_strUnix-compatible strings regardless of platform.465,416MIT OR Apache-2.0No standard library unixbarunixbar26,351Unlicense unixcliHelper library for writing unix command line utilities in Rust6,709BSD-2-ClauseCommand-line interface unixconn-rustClient for library unixconn1,223MIT OR Apache-2.0External FFI bindingsNo standard library unixfs-v1unixfs v1 implementation32,562MIT OR Apache-2.0