All 305,250 crates, alphabetically

cacher_hasherDemo cacher2,934MIT cacher_rsmemory cache6,882MIT OR Apache-2.0 cachersA caching library2,063Apache-2.0 cachesThis is a Rust implementation for popular caches (support no_std).148,483MIT OR Apache-2.0AlgorithmsData structures cachesima scalable cache simulator6,123MIT cachesim-rsCache trace simulator for cache-rs crates, with libCacheSim-compatible trace formats18Apache-2.0 cachetA composable, customizable multi-tier caching library with rich feature support.683MITCachingConcurrency cachet_memoryIn-memory cache tier backed by Moka for the cachet caching library.670MITCachingConcurrency cachet_serviceLayered service integration for the cachet caching library.558MITCachingConcurrency cachet_tierCore cache tier trait and abstractions for building cache backends.688MITCachingConcurrency cachetypesCommon cache implementations113MITAlgorithmsData structures cachewellLruCache with pinning and detachment support1,580MPL-2.0Caching cachewipeGlob file delete that respects gitignore1,812GPL-3.0 cacheyRead-through cache for object storage455MIT cachierA library for connecting to the Cachier server2,838MIT cachier-rustA library for connecting to the Cachier server2,846MIT cachifiedA Rust port of the cachified library989MITCachingWeb programming CachingA Caching libary4,407GPL-2.0-only caching-matrixShared in-memory caching primitives for athena-auth414MIT caching-serviceGeneric in-memory cache — LRU eviction, TTL expiration, stats tracking17MIT cachingmapA caching Hashmap accepting new entries through interior-mutability4,157LGPL-3.0-or-later cachlyOfficial Rust SDK for cachly.dev – Managed Valkey/Redis cache with semantic AI caching15MITAPI bindingsCaching cachrSimple shared access caching struct1,806MIT OR Apache-2.0CachingData structures cachyCreates a cache for resources4,005MIT cachyos-dotfiles-tuiTerminal UI for cachyos-dotfiles — browse, toggle, backup, and restore CachyOS + KDE dotfiles95MITCommand line utilities cackleA Rust code ACL checker5,558MIT OR Apache-2.0 cacolibrary for dealing with doom [et al] wad files744non-standardParsing tools caco3CaCO3 common lib10,518MIT OR Apache-2.0 caco3-build-infoCaCO3 build info6,543MIT OR Apache-2.0 caco3-ptyCaCO3 PTY930MIT OR Apache-2.0 caco3-serdeCaCO3 serde adaptor6,204MIT OR Apache-2.0 caco3-webCaCO3 Web16,663MIT OR Apache-2.0 cacophonyA high-performance Discord voice runtime with Opus, UDP/RTP transport, and DAVE support.36AGPL-3.0-onlyAsynchronousMultimedia::Audio cacrtCurated, no_std/no-alloc access to DER-encoded CA root certificates by OpenSSL subject hash4,264MIT OR Apache-2.0CryptographyEmbedded development cacticacti1,591ISC cacti_cfg_envcacti_cfg_env1,591ISC cacti_gpu_cu_fficacti_gpu_cu_ffi1,589ISC cacti_smp_c_fficacti_smp_c_ffi1,585ISC cacti_weaver_protos_rsRust compiled Weaver protobuf package19,379Apache-2.0 cactive_hypixel_apiCactiveNetwork Hypixel API for extracting and managing data1,636non-standard cactuiTerminal-based interactive prompts and key menus for CLI applications46MIT cactusImmutable parent pointer tree917,504Apache-2.0/MITData structures cactusrefCycle-aware reference counting smart pointer8,257MITData structuresMemory management cadCAD-as-a-library41MIT cad-csCalculations on Coordinate Systems (2D/3D geometry, vectors, transformations)80MIT OR Apache-2.0AlgorithmsGraphics cad97-preludeA collection of common imports -- std and crate2,919MIT cad_importA simple library for importing CAD data from different formats into a uniform in-memory structure.7,478MITData structures cad_viewerA simple CAD viewer for visualizing 3D/CAD data based on the cad_import library.2,827MITRendering cadaA monadic Chest<T> container and universal for-comprehension macro for Rust22Apache-2.0 OR MITData structuresRust patterns cadanceCadance tunnel CLI - expose local ports via secure tunnels274MITCommand line utilitiesDevelopment tools cadaptaThe cadapta crate1,801Apache-2.0 cadarcada is a C-inspired syntax for Ada and Cadar is a transpiler35MIT cadcorePure-Rust CAD geometry kernel - B-Rep topology, analytic surfaces, O(N) filament sweep, STEP AP203 export. No OCCT, no C++.440MITGraphicsScience cadcore-geomAnalytic geometry primitives for the cadcore CAD kernel - curves, surfaces (Plane, Cylinder, Torus, Sphere)761MITMathematicsScience cadcore-mathFundamental math primitives for the cadcore CAD kernel - Point3, Vec3, Mat3, Frame3828MITMathematicsScience cadcore-opsGeometric operations for the cadcore CAD kernel - O(N) filament sweep, analytic B-Rep construction without Boolean ops553MITScience cadcore-stepPure-Rust STEP AP203 writer for the cadcore CAD kernel - exact analytic surface entities, no OCCT dependency531MITEncodingScience cadcore-topoArena-based B-Rep topology for the cadcore CAD kernel - Solid, Shell, Face, Edge, Vertex with typed IDs676MITData structuresScience caddPainless checked arithmetics and conversions12,241MIT OR Apache-2.0MathematicsNo standard library caddy-log-to-mysqlImport Caddy logs to MySQL for analysis.1,729MIT caddy-pretty-printA CLI tool to pretty print Caddy json logs.4,267Apache-2.0 OR MIT caddyfileA library for working with Caddy's Caddyfile format15,523Apache-2.0 caddyfile-rsCaddyfile lexer, parser, formatter, and builder for Caddy web server configuration files600MITConfigurationParser implementations cadeauIdiomatic rust bindings to Cadeau library, performance primitives and media foundation functions25,276MIT/Apache-2.0API bindings cadeau-sysFFI bindings to Cadeau library, performance primitives and media foundation functions3,599MIT/Apache-2.0External FFI bindings cadeloTool to interact and attack the Kerberos protocol1,794AGPL-3.0 cadenServer-side WebAuthn/Passkey library implementing the W3C WebAuthn Level 2 specification248MIT OR Apache-2.0AuthenticationCryptography cadenceAn extensible Statsd client for Rust58,057,981Apache-2.0/MIT cadence-agentAn agent for keeping track of activities of daily living.19Apache-2.0 cadence-macbcadence-macb ethernet rust driver on SiFive FU740 board.1,597GPL-2.0 cadence-macrosMacros for Cadence, an extensible Statsd client for Rust10,783,828Apache-2.0/MIT cadence-with-flushA fork of candence with client flush support17,370Apache-2.0 OR MIT cadence_json_deriveDerive macros for serde_cadence.1,478MIT OR Apache-2.0 cadentShell activity analytics — visualize your daily dev habits in the terminal19MIT cadenzaA terminal-first classical music player and visualizer built in Rust.42MITCommand line utilitiesMultimedia::Audio cadiCADI CLI - Content-Addressed Development Interface69MITCommand line utilitiesDevelopment tools::Build Utils cadi-atomizer-javaJava language atomizer for CADI25MIT OR Apache-2.0 cadi-builderCADI build engine and transformation pipeline for WASM and binaries293MITDevelopment tools::Build Utils cadi-coreCADI core types and utilities for content-addressed development938MITDevelopment toolsEncoding cadi-extensionsPlugin system for CADI extensions125MIT OR Apache-2.0 cadi-llmCADI LLM integration and embedding utilities24MIT cadi-mcp-serverCADI MCP (Model Context Protocol) server for LLM integration45MITCommand line utilitiesDevelopment tools::Build Utils cadi-registryCADI registry client for chunk storage, retrieval and distribution494MITAPI bindingsDevelopment tools cadi-scraperCADI Scraper/Chunker utility for converting source code repos and file data into reusable CADI chunks196MITDevelopment toolsText processing cadi-serverCADI registry server for content-addressed chunk storage and retrieval45MITCommand line utilitiesDevelopment tools::Build Utils cadicalRust bindings for the CaDiCaL SAT solver38,920MITMathematicsScience cadical-sysAlmost complete safe and unsafe bindings for the CaDiCal SAT solver. Made using the cxx crate and then wrapped in a safe 1 to 1…10,015MITAPI bindingsDevelopment tools::FFI cadical-veripb-tracerVeriPB proof tracer for CaDiCaL via RustSAT1,080MIT cadirThis is a tool to create one or many directories. It provides recursive and multithreading modes.4,188MIT cadkCAD kernel in pure Rust (B-Rep, CSG, tessellation)471MITGraphicsScience cadk-bnfParser for .bnf (Extended Backus–Naur form) files464MIT cadmium-yellowA client library for the unofficial Nexus Tyne and Wear Metro real time information API5,499MIT cadmpegInspect, decode, validate, compare, and convert CAD models.86Apache-2.0Command line utilitiesEncoding cadmpeg-codec-catiaRead geometry and topology from .CATPart files.116Apache-2.0EncodingGraphics cadmpeg-codec-creoInspect Creo PSB .prt files and decode model-space datum planes.115Apache-2.0EncodingGraphics cadmpeg-codec-f3dDecode and encode Autodesk Fusion .f3d B-rep, design, and appearance data.116Apache-2.0EncodingGraphics cadmpeg-codec-freecadRead and write FreeCAD FCStd document archives.15Apache-2.0 cadmpeg-codec-igesInspect and decode IGES 5.3 Fixed ASCII files.17Apache-2.0EncodingGraphics cadmpeg-codec-nxRead Parasolid geometry and topology from NX .prt files.114Apache-2.0EncodingGraphics cadmpeg-codec-rhinoRead and write Rhino 3DM files.39Apache-2.0EncodingGraphics cadmpeg-codec-sldprtRead and write SolidWorks .sldprt part geometry, metadata, and feature records.102Apache-2.0EncodingGraphics cadmpeg-irCAD data model, validation, diffing, and codec API for cadmpeg.205Apache-2.0Data structuresEncoding cadmpeg-stepSerialize cadmpeg IR documents as ISO 10303-21 STEP AP214 files.103Apache-2.0EncodingGraphics cadnano-formatAn interface to the format used by Cadnano to represent DNA Origami designs4,194MIT/Apache-2.0 cadomSome error-processing helpers for Rust12,906MITDevelopment tools::Debugging cadraStripe-style API framework for Rust — facade crate17MIT OR Apache-2.0Web programmingWeb programming::HTTP server cadra-axumAxum extractors + responses for Cadra119MIT OR Apache-2.0 cadra-cadwynAPI versioning for Cadra (absorbed Cadwyn)87MIT OR Apache-2.0 cadra-coreQuery AST, metadata, envelopes, and cursor codec for Cadra191MIT OR Apache-2.0Web programmingWeb programming::HTTP server cadra-idStripe-style public IDs (base62 UUID) for Cadra213MIT OR Apache-2.0Web programmingWeb programming::HTTP server cadra-macrosProc-macros for Cadra: #[derive(CadraResource)] + #[derive(CadraResourceKind)]63MIT OR Apache-2.0 cadra-openapiOpenAPI generation for Cadra (utoipa backend; optional per-version variant)48MIT OR Apache-2.0 cadra-seaormSeaORM backend for Cadra: QueryAst → Select<E>66MIT OR Apache-2.0 cadreCadre is a simple, self-hosted, high-performance remote configuration service.12,346MITConfigurationDatabase interfaces CadrsCadsdk for rust28Apache-2.0 cadrumcadrum is a Rust CAD crate using statically-linked, headless OpenCASCADE. Runs natively and in WebAssembly1,767MITGraphicsScience cadsus-clientWrapper for execute requests in cadsus18,177MIT caduceusA software suite for exploring power consumption-based data through Side-Channel Analysis.1,580Apache-2.0 caduceus-termTerminal proxy with WASM-based I/O stream transformation20MITCommand line utilitiesWebAssembly caducusBounded MPSC/SPSC channel with expiry416Apache-2.0AsynchronousConcurrency caeA demo for 'Scoped Thread' Compare and Exchange1,274MIT caeadCommitting AEAD constructions from existing AEADs.1,604BSD-3-ClauseCryptographyNo standard library caelixPublic Caelix framework crate.458MIT caelix-actixActix Web runtime adapter for Caelix.538MIT caelix-axumAxum runtime adapter for Caelix.239MIT caelix-cliCommand line generator for Caelix applications.412MIT caelix-coreCore primitives for the Caelix framework.612MIT caelix-macrosProcedural macros for the Caelix framework.371MIT caelix-microservicesNATS and Redis microservice transports for Caelix.12MIT caelix-socketioSocket.IO integration for the Axum Caelix runtime.227MIT caelumHK Observatory one-line weather summary20MIT caelum-diddocSelf-Sovereign Identity rust/wasm crate3,284MIT/Apache-2.0 caelum-idOficial CaelumLabs Identity Rust API/Core implementation14,910MIT caelum-vcdmThis crates implements w3's Verifiable Credential Data Model6,155MIT OR Apache-2.0 caerA command-line toolkit for creatives.4,085FSL-1.1-MIT caerunFortified command runner with output capture and safety checks16MIT OR Apache-2.0Command line utilitiesOperating systems caeryKnottDynamics-styled Linux desktop media converter for audio and video.123MITGUIMultimedia::Audio caery-libReusable ffmpeg media conversion engine from Caery.42MITMultimedia::AudioMultimedia::Video caerynKnottDynamics-styled Linux desktop media converter for audio and video.35MITGUIMultimedia::Audio caesarA drop-in replacement for the Rust standard library TCP listener with TLSv1.2 enabled.5,382MIT caesar_cipherCaesar cipher in Rust4,639GPL-3.0AlgorithmsCryptography caesar_cipher_cliA CLI tool for encode and decode caesar cipher4,155MITCommand line utilities caesar_cipher_enc_deccan easily use caesar cipher15,957MIT caesar_cipher_rustEncrypt and decrypt text using Caesar cipher14MIT caesarcyA Caesar-Cipher library for Rust.3,954MIT caesarlibA Caesar-Cipher library for Rust.7,094MIT caesercipherSimple caeser cipher implemented in rust1,298MITCryptography caesiumCaesium is an alternative crate registry for Rust, allowing crates to be publshed directly from Cargo.2,037MIT caesiumcltA fast and efficient lossy and/or lossless image compression tool1,473Apache-2.0Multimedia::Images caesuraAn all-in-one command line tool to transcode FLAC audio files and upload to gazelle based indexers/trackers74,003AGPL-3.0-only caesura_macrosProcedural macros for caesura304AGPL-3.0-only caesura_optionsOptions framework for caesura299AGPL-3.0-only caetCause-and-effect tester; help prototype a system before writing real code.2,865MIT OR Apache-2.0Development toolsNo standard library cafPure rust Core Audio Format container decoder160,062MIT/Apache-2.0 cafecontent-addressable files for everyone1,974Apache-2.0 cafe-gdbGDB protocols specifically for CafeOS built ontop of Tokio Codecs.16MIT cafe_coreGame frameworks made on top of SDL2 and OpenGL4,815MITRendering cafebabeA simple parser for Java class files52,0770BSDParsing tools cafeterasimple HTTP mock server5,517MIT caffProgram like caffeine that keeps windows awake4,839GPL-3.0-or-laterCommand line utilities caff-archivea library for manipulating CAFF archives2,498MIT caffeCaffe FFI bindings for Rust3,275 caffeinate2Caffeinate MacOS utility with more options. Temporarily prevent your system from sleeping.12,744MITCommand line utilities caffeineCollection of data structures I'm writing for fun. Originally written for use with my crafting interpeters tutorial…8,936non-standard caffeine-cfCLI tool for accessing the Codeforces API easily.3,100MIT caffeine-cliA caffeine cli app to keep the screen awake. (Linux Only)1,760MIT caffeine_Simple hash table implementation using open addressing. Written for use with my crafting interpeters tutorial implementation.2,639MIT caffiA simple calendar widget for your desktop.2,467MIT caffx-taskA cli task manager built in rust43MIT cafsContent-addressable filesystem2,846 cafuccargo publish demo project2,875MIT OR Apache-2.0 cagContext aware pager3,957MITCommand line utilities cageDevelop multi-pod docker-compose apps54,576MIT/Apache-2.0 cage-broSandboxed execution environment for AI agents — single binary with browser, shell, code, files, and MCP62Apache-2.0Command line utilitiesDevelopment tools cage-bro-codeCode execution engine for cage-bro sandbox (Python, Node.js, Jupyter)96Apache-2.0Command line utilitiesDevelopment tools cage-bro-runtimeProcess runtime for cage-bro sandbox (PTY shell, Landlock filesystem isolation, rlimits)92Apache-2.0Command line utilitiesDevelopment tools cage-coreDeterministic WASM sandbox for multi-agent orchestration12Apache-2.0ConcurrencyWebAssembly cagelockA thread-safe static mutable wrapper123MITConcurrencyData structures cagentA CLI agent tool20Apache-2.0 cagetteUn exemple de petite crate, ou encore caisse, cageot, cagette26MIT OR Apache-2.0 cagraCalculation Graph Library4,497MITAlgorithmsScience cagra-parserParser macro for cagra2,944MITAlgorithmsScience CAGrepeat-analyzerCAG repeat for human genomics739MIT cahierA terminal session recorder and manager.195MITCommand line utilitiesDevelopment tools cahoticThread Pool Management147Apache-2.0 cahya-testA test library9,342Apache-2.0 caiUser friendly CLI tool for AI tasks14,792ISCCommand line utilitiesText processing cai-cliCommand-line interface for Coding Agent Insights21MIT OR Apache-2.0 cai-coreCore types and utilities for Coding Agent Insights509MIT OR Apache-2.0 cai-filesDirect file operations for CAI - no storage layer20MIT OR Apache-2.0 cai-ingestData ingestion parsers for Coding Agent Insights86MIT OR Apache-2.0 cai-outputOutput formatters for Coding Agent Insights83MIT OR Apache-2.0 cai-pluginClaude Code plugin for Coding Agent Insights22MIT OR Apache-2.0 cai-querySQL query engine for Coding Agent Insights143MIT OR Apache-2.0 cai-storageStorage backends for Coding Agent Insights315MIT OR Apache-2.0 cai-tuiTerminal UI for Coding Agent Insights84MIT OR Apache-2.0 cai-webWeb dashboard for Coding Agent Insights81MIT OR Apache-2.0 cai_cargoA short description of my package2,930MIT OR Apache-2.0 cai_cyclicEncoding and decoding of (17, 9, 5) cyclic code8,208MIT cai_golayEncoding and decoding of Golay codes14,355MIT