All 305,250 crates, alphabetically

computation-graphComputation graph library1,479MIT OR Apache-2.0 computation-processA Rust library for defining stateful computations (and generators) that support suspend/resume, interleaving, cancellation and…1,611MITAlgorithmsConcurrency computation-typesTypes for abstract mathematical computation960MITMathematics computational_geometry_rustrust implementation of common computational geometry algorithm1,133MIT computeA crate for statistical computing.49,242MIT OR Apache-2.0Science compute-file-serverLibrary used to serve files from Fastly Object Store.1,532MIT compute-file-server-cliUploads files to Fastly for serving directly from within Fastly Compute applications. Upload any type of file: images, text,…2,780MIT compute-floatComputes floating point numbers using Eisel-Lemire algolithm.4,937MITAlgorithmsNo standard library compute-itcompute-it is a library to define a lazy evaluated computation graph.2,408MIT compute-piA Rust library designed for computing pi to millions of digits.13,919MITAlgorithmsMathematics compute-rust-sentrySend error reports from Compute@Edge to Sentry2,675MIT compute-tauA Rust library designed for computing tau to millions of digits4,757MITAlgorithmsMathematics compute_containercontainer trait for simply compute_it lib1,717MIT computed_mapA Rust proc-macro crate for generating indexed maps with computed fields and indicies.383MITData structures computegraphAD-agnostic tensor computation graph engine: construction, logical resolution, physical materialization, SSA compilation, and…171MIT OR Apache-2.0Data structuresMathematics computekeyKeyCompute is a high-performance, scalable, and ready-to-use AI computing power service platform.36MIT OR Apache-2.0 computerLCARS chat bot3,059MIT computer-says-noLocal embedding service for text classification using ONNX models118Apache-2.0Command line utilitiesScience computer-use-linuxLinux desktop control over MCP — AT-SPI accessibility tree, multi-compositor window targeting (GNOME, KWin, Hyprland, i3,…415MITAccessibilityCommand line utilities computercraft_websocket_controla crate which aims to control Computer Craft computers via websocket2,742MIT OR Apache-2.0 computergenerationcompgen but all wrong4,259MIT computerscomputers library38non-standardNo standard libraryOperating systems computerusecomputeruse21MIT or Apache-2.0 computeruse-computer-useGemini Computer Use - AI-powered autonomous desktop automation165MITAccessibilityAPI bindings computeruse-rsA Playwright-style SDK for automating desktop GUI applications91MITAccessibilityAPI bindings computilsCollection of utilities for competitive programming46MIT computorv1An educational computor project solving polynomial equations.5,807MIT OR Apache-2.0Command line utilitiesMathematics computusComputus Easter calculation in Rust206,681MIT compvecCompressing integer vectors728MIT compyShell agnostic command completion - a rust implementation of compgen1,698MITCommand-line interfaceCommand line utilities comrakA 100% CommonMark-compatible GitHub Flavored Markdown parser and formatter6,334,408BSD-2-ClauseCommand line utilitiesParsing tools comsRedis driver for Rust.1,530MIT comtainsZero-allocation byte-set matcher generated at compile time415MITAlgorithmsDevelopment tools::Profiling comtains_macrosProcedural macro that builds comtains byte-set matchers575MITAlgorithmsDevelopment tools::Profiling comtessegraph utilities7,615MITAlgorithms comtradeA pure Rust parser for the COMTRADE (Common format for Transient Data Exchange for power systems) file format.2,192MITParser implementationsScience comtrade-rsA pure Rust parser for the COMTRADE (Common format for Transient Data Exchange for power systems) file format.1,246MITParser implementationsScience comtronComtron is a Rust library crate that provides methods for computational electromagnetics1,247non-standard con-art-rustA Rust implementation of ART-OLC concurrent adaptive radix tree.12,768MIT conaFast, token-efficient code navigation & editing CLI for AI agents108MITCommand line utilitiesDevelopment tools conanA Rust wrapper of the conan C/C++ package manager (conan.io) to simplify usage in build scripts204,004MIT/Apache-2.0Development tools::Build Utils conan-buildExtracts linker flags from conan packages for use in build scripts9,537MITDevelopment tools::Build UtilsDevelopment tools::FFI conan-chatTUI Client for Conan19MIT conan-chat-serverDaemon Server for Conan19MIT conan-export-recipesBulk export recipes in the folder structure of conan-center-index1,844MIT OR Apache-2.0Command line utilities conan-protocolProtocol definitions for the Conan23MIT conan2Pulls the C/C++ library linking flags from Conan dependencies68,559MITDevelopment tools::Build UtilsDevelopment tools::FFI conao3-saLocal git diff reviewer with a TanStack Start frontend and an axum/async-graphql backend.125MITCommand line utilitiesDevelopment tools conargoA Cargo-like wrapper for the Conan C++ package manager301MIT OR Apache-2.0Command line utilitiesDevelopment tools concHazard-pointer-based concurrent memory reclamation.13,366MIT concacheA fast, concurrent, shared hash map.5,756MIT/Apache-2.0ConcurrencyData structures concaiCLI interface for the Concordance Inference Engine300MITCommand line utilities concatA reader adaptor that wraps around an iterator of readers and exposes their contents sequentially, i.e. concatenated.3,344MIT concat-arraysA macro for concatenating fixed-size arrays848,206LGPL-2.0 concat-identsAllows concatenating multiple identifiers and using them everywhere3,666,679MIT OR Apache-2.0 concat-idents-bruce0203Allows concatenating multiple identifiers and using them everywhere2,361MIT OR Apache-2.0 concat-idsconcat numbers to byte array2,770MIT OR Apache-2.0 concat-in-placeEfficient macros for concatenation of strings and vectors99,129MIT OR Apache-2.0Memory managementRust patterns concat-kdfConcatenation Key Derivation Function (Concat KDF)2,936,367MIT OR Apache-2.0CryptographyNo standard library concat-readerAdapter for reading through multiple reader continuously23,499Apache-2.0 concat-stringProvides macros for concatenating string slices into owned strings.841,917Apache-2.0 OR MITRust patterns concat-strs-deriveForked from Rebecca Turner <rbt@sent.as> 's "https://github.com/9999years/concat_strs". No more proc-macro-hack = "0.5", and…15,182AGPL-3.0 concat-utilSimple utility for concatenating rows in a stream.3,233MIT concat-withExtend the function of the `concat!` macro in `std`.1,418,483MITNo standard libraryRust patterns concat_arrayconcat const array1,913MulanPSL-2.0 concat_bytesA concat_bytes! macro which concat byte arrays3,107MIT concat_constconst `&[u8]` and `&str` concatenation26,636MIT OR Apache-2.0No standard libraryRust patterns concat_strsMacro for quickly building a String from components.11,400AGPL-3.0Development toolsRust patterns concat_strs_implImplementation for the concat_strs crate.12,238AGPL-3.0 concat_tupleA meta utility to concat and/or save tuple information2,719MIT OR Apache-2.0 concatenateA simple tool for concatenating files3,168MIT concatenatorAdd two pieces of text together2,309MIT concatsqlA secure library for SQLite, MySQL and PostgreSQL.18,876MITDatabase interfaces concatsql_macroA secure library for SQLite, MySQL and PostgreSQL.6,594MITDatabase interfaces concave_hullA Rust implementation of the Gift Opening concave hull algorithm1,334MIT OR Apache-2.0 concealCommand line recycle bin16,641MITCommand line utilities conceal-coreA file encryption tool that leverage.1,629MITCryptography concentric_circlesEfficient generation and iteration of concentric circle perimeters using Bresenham's algorithm.553MIT OR Apache-2.0AlgorithmsGraphics concept-analyzerA unified pipeline that analyzes code repositories and extracts first-principles instructions for AI agents905MIT OR Apache-2.0Development toolsScience concept_dbA key-value DB for converting structs into a DB of assorted json files468MIT conceptualA framework for local site creating using html, css and soon to come... js38MIT concertMulti-agent network simulation with consideration-based decision making189MIT OR Apache-2.0Game developmentSimulation concerto-apiHTTP API and orchestrator state machine for Concerto: routes, request lifecycle, cold-start dedup, eviction, and graceful…47MIT OR Apache-2.0 concerto-backendBackend process lifecycle for Concerto: BackendManager trait, mock implementation, and a real process-spawning implementation for…77MIT OR Apache-2.0 concerto-cliConcerto CLI: a Rust inference multiplexer for self-hosted LLMs. Orchestrates vLLM, llama.cpp, and SGLang processes across 1-8…15MIT OR Apache-2.0 concerto-configTOML configuration parsing for Concerto.77MIT OR Apache-2.0 concerto-corePure routing logic, eviction policies, and memory accounting for Concerto. Zero IO dependencies.157MIT OR Apache-2.0 concerto-gpuGPU monitoring abstractions for Concerto: GpuMonitor trait, mock implementation, and optional NVML-backed implementation.77MIT OR Apache-2.0 concgcAn experiment. concurrent gc3,000MPL-2.0ConcurrencyNo standard library conchCLI for conch — biological memory for AI agents42MITCommand line utilities conch-coreBiological memory engine for AI agents — memories strengthen with use, fade with time184MITDatabase interfacesScience conch-mcpMCP server for conch — biological memory for AI agents25MITDatabase interfaces conch-parserA library for parsing programs written in the shell programming language.23,017MIT/Apache-2.0Parser implementations conch-runtimeA library for evaluating/executing programs written in the shell programming language.13,691MIT/Apache-2.0Asynchronous conch-runtime-pshawA library for evaluating/executing programs written in the shell programming language.1,699MIT/Apache-2.0Asynchronous conchshA shell in rust2,898MIT OR Apache-2.0 conciergeThe easy way to deliver Rust applications1,529MIT conciliator[WIP] Library for interactive CLI programs16,632GPL-3.0-or-laterCommand-line interface conciseCONCISE bitmap compression in Rust2,812MIT OR Apache-2.0 concise-scanf-like-inputThis is a macro-based implementation of scanf-like reading API that can be used to read from standard input when solving problems…2,961Apache-2.0 concise_vecA concise, highly optimized vector implementation leveraging const generics in Rust.18MIT OR Apache-2.0Data structuresNo standard library concisemarkA simplified markdown parsing library13,204MITParser implementationsParsing tools concisionConcision is a toolkit for designing machine-learning models in Rust.25,312Apache-2.0AlgorithmsMathematics concision-corethis crate implements the core modules for the concision framework15,517Apache-2.0AlgorithmsMathematics concision-datathis crate provides additional tools for working with datasets11,002Apache-2.0AlgorithmsMathematics concision-derivecustom derive macros for the concision framework19,260Apache-2.0AlgorithmsMathematics concision-extthis crate implements additional models using the concision framework3,440Apache-2.0AlgorithmsMathematics concision-gnnConcision is a complete data-science toolkit written in Rust4,057Apache-2.0Science concision-initthis crate provides various random distribution and initialization routines for the concision framework5,505Apache-2.0AlgorithmsMathematics concision-kanthis crate implements the kan model using the concision framework5,498Apache-2.0AlgorithmsMathematics concision-linearConcision is a complete data-science toolkit written in Rust4,242Apache-2.0Science concision-macroscustom macros for the concision framework19,281Apache-2.0AlgorithmsMathematics concision-mathConcision is a toolkit for designing machine-learning models in Rust.3,628Apache-2.0Science concision-modelsthis crate implements additional models using the concision framework1,824Apache-2.0AlgorithmsMathematics concision-neuralThis library implements various abstractions for designing neural networks.9,026Apache-2.0AlgorithmsMathematics concision-paramsthis crate implements the core modules for the concision framework1,359Apache-2.0AlgorithmsMathematics concision-s4this crate implements the s4 model using the concision framework2,914Apache-2.0AlgorithmsMathematics concision-snnSynaptic Neural Networks for the Concision Machine Learning Framework38Apache-2.0AlgorithmsMathematics concision-traitsthis crate implements the core modules for the concision framework1,468Apache-2.0AlgorithmsMathematics concision-transformerthis crate implements the transformer model using the concision framework4,631Apache-2.0AlgorithmsMathematics concision-utilsConcision is a toolkit for designing machine-learning models in Rust.8,034Apache-2.0AlgorithmsMathematics conclaudeClaude Code hook handler CLI tool that processes hook events and manages lifecycle hooks for tool usage, session management, and…381MIT conclaveA container orchestration tool1,461Apache-2.0 conclave-cliDiscord-for-agents: shared channels that let Claude Code sessions talk to each other over a central server.233MITCommand line utilities conclave-roomLogic for a Conclave Room5,789MIT conclave-room-netnetwork layer for a conclave room2,685MIT conclave-room-net-rsnetwork layer for a conclave room1,225MIT conclave-room-serializeserialization for the conclave room protocol6,249MIT conclave-serializeserialization for the conclave protocol1,543MIT conclave-typesconclave types and traits2,669MIT conclavedLoosely collaborating compute clusters1,209Apache-2.0 conclusiveA command line client for Plausible Analytics3,049GPL-3.0Command line utilities concmapA concurrent hash map library.3,230MIT concoctCross-platform UI framework52,225MIT OR Apache-2.0 concoct-macrosGeneric UI compiler and runtime library7,664MIT OR Apache-2.0 concoct-webWeb backend for concoct1,488MIT OR Apache-2.0 concoction_macroA bunch of personal procedural macros2,743GPL-3.0 concolorControl console coloring across all dependencies5,627,288MIT OR Apache-2.0Command-line interface concolor-clapClap mixin to control console colors2,814,356MIT OR Apache-2.0Command-line interface concolor-controlControl console coloring across all dependencies2,758,125MIT OR Apache-2.0Command-line interface concolor-overrideGlobal override of color control5,456,021MIT OR Apache-2.0Command-line interface concolor-queryLook up colored console capabilities11,013,524MIT OR Apache-2.0Command-line interface concomCLI for Conventional Commits, with Gitmoji support.37non-standard conconCollaborative knowledge graph platform for teams — manage RDF datasets, share scientific papers, and query with SPARQL18MIT concordA terminal user interface client for Discord2,833GPL-3.0-onlyCommand line utilities concord-clientA client library for walmartlabs/concord written in async Rust7,582Apache-2.0 concord-signerFast prepared Ed25519 signer for Solana message bytes.18MITCryptographyCryptography::Cryptocurrencies concordanceA library for negotiating HDMI 2.1 modes.22MPL-2.0Embedded developmentHardware support concordatDelta-state CRDT JSON library — Strong Eventual Consistency with TypeScript/WASM interop147MIT OR Apache-2.0 concordereconfigurable lattice agreement11,049MIT OR Apache-2.0 concorde_rsA Rust binding to Concorde TSP Solver3,399MIT concordeisaThe Concorde instruction set772non-standard concordevmThe Concorde Virtual Machine354non-standard concordium-cis2A collection of types for implementing CIS-2 Concordium Token Standard.45,167MPL-2.0 concordium-contracts-commonCommon functionality used by smart contracts and the host environment on the Concordium blockchain.106,155MPL-2.0 concordium-contracts-common-deriveProcedural macros to ease writing for smart contracts on the Concordium blockchain.80,968MPL-2.0 concordium-rust-sdkAn SDK to use the Concordium blockchain.41,684non-standard concordium-smart-contract-engineConcordium's smart contract execution engine40,665non-standard concordium-smart-contract-testingA companion crate to `concordium-std` that supports off-chain end-to-end testing of smart contracts.24,965MPL-2.0 concordium-stdA standard library for writing smart contracts for the Concordium blockchain in Rust.95,156MPL-2.0 concordium-std-deriveProcedural macros to generate concordium type constants from strings, that makes writing smart contracts on the Concordium…42,862MPL-2.0 concordium-wasmConcordium's Wasm execution engine36,493non-standard concordium_baseA library that defines common types and functionality that are needed by Concordium Rust projects.50,311non-standard concordium_base_deriveA library that implements derive macros for traits defined in concordium_base.31,644non-standard concourse-apiInteract with the concourse ci component ATC as the shipped client `fly` does2,711Apache-2.0 OR MITAPI bindingsWeb programming::HTTP client concourse-resourceHelper create to create resources for Concourse CI11,191Apache-2.0 concourse-resource-deriveHelper create for a derivation for concourse-resource9,422Apache-2.0 concreadConcurrently Readable Data-Structures for Rust681,539MPL-2.0CachingConcurrency concreteConcrete is an open-source FHE Compiler that simplifies the use of fully homomorphic encryption (FHE).32,017BSD-3-Clause-Clear concrete-booleanHomomorphic Boolean circuit interface for the concrete FHE library.8,963BSD-3-Clause-Clear concrete-cliCommand-line client for the Concrete platform19non-standard concrete-commonsCommon tools for the concrete FHE library.26,930BSD-3-Clause-Clear concrete-compilerPlaceholder for future release1,553BSD-3-Clause-Clear concrete-configSet complex build-time constants from a toml file55EUPL-1.2ConfigurationDevelopment tools::Build Utils concrete-coreConcrete is a fully homomorphic encryption (FHE) library that implements Zama's variant of TFHE.41,665BSD-3-Clause-Clear concrete-core-experimentalConcrete is a fully homomorphic encryption (FHE) library that implements Zama's variant of TFHE.3,000BSD-3-Clause-Clear concrete-csprngCryptographically Secure PRNG used in the TFHE-rs library.142,910BSD-3-Clause-Clear concrete-cudaCuda implementation for the concrete FHE library.5,413BSD-3-Clause-Clear concrete-fftConcrete-FFT is a pure Rust high performance fast Fourier transform library.202,460BSD-3-Clause-Clear concrete-fftwSafe wrapper around FFTW31,565non-standard concrete-fftw-sysSources of FFTW and unsafe binding34,451GPL-2.0-or-later concrete-integerHomomorphic Integer circuit interface for the concrete FHE library.6,248BSD-3-Clause-Clear concrete-keygenconcrete-keygen allows you to manage keys to be used in Zama's Concrete framework. It also provides a way to manage keys in Wasm.1,098BSD-3-Clause-Clear concrete-macroConcrete is an open-source FHE Compiler that simplifies the use of fully homomorphic encryption (FHE).2,643BSD-3-Clause-Clear concrete-npeNoise parameter estimator for the concrete FHE library.27,717BSD-3-Clause-Clear concrete-nttConcrete-NTT is a pure Rust high performance number theoretic transform library.97,340BSD-3-Clause-Clear concrete-rustPlaceholder for future release1,530BSD-3-Clause-Clear concrete-shortintHomomorphic Short Integer interface for the concrete FHE library.7,448BSD-3-Clause-Clear concrete-token-demoConcrete Token JEPA demo using local Liquid AI models17Apache-2.0 concrete-typeA procedural macro crate for mapping enum variants to concrete types, enabling type-level programming based on runtime values40,782MITDevelopment tools::Procedural macro helpersNo standard library::No dynamic allocation concrete-type-rulesRules and validation for concrete types1,256MITRust patterns concrete-utilsInternal utilities for concrete4,460BSD-3-Clause-Clear concrete-wasmWeb Assembly bridge for the concrete computer language1,763GPL-3.0-or-later concrete_libConcrete is a fully homomorphic encryption (FHE) library that implements Zama's variant of TFHE.9,376AGPL-3.0 concryptorA multi-threaded AEAD encryption engine88AGPL-3.0-or-laterCommand line utilitiesCryptography concurA parallel repeat function for running shell commands8,767MIT concur_democoncur multi thread samples1,024MIT concuringA synchronous, concurrent HTTP client library for Rust that uses io_uring.298UPL-1.0 concurrencyThis exist to prove a point8,638Apache-2.0 concurrency-demo-benchmarksA small utility to benchmark different approaches for building concurrent applications.10,183MIT OR Apache-2.0