All 305,250 crates, alphabetically

curtainA CRUD app for postgres2,510Apache-2.0 curtanaSimplified zero-cost wrapper over llama.cpp powered by lama-cpp-2.1,979MITAPI bindingsText processing curuamCrate for lot of useful functions and structs like Ipv4, Ipv6, Mac, random_in_range, memcpy, checksum, EthHeader, IpHeader, and…3,942Apache-2.0 curv-embeddedCurv contains an extremly simple interface to onboard new elliptic curves. Use this library for general purpose elliptic curve…1,284MIT curv-kzenCurv contains an extremely simple interface to onboard new elliptic curves. Use this library for general purpose elliptic curve…240,936MIT curv-lscCurv contains an extremely simple interface to onboard new elliptic curves. Use this library for general purpose elliptic curve…4,205MIT curv-testCurv contains an extremely simple interface to onboard new elliptic curves. Use this library for general purpose elliptic curve…1,322MIT curvatureCurvature estimation for point clouds360MIT curveThe package provides curves.19,920Apache-2.0 OR MITGraphicsVisualization curve-adapterAdapts raw on-chain Curve pool data into curve-math Pool instances. Variant detection, rate/precision computation, and pool…24MITCryptography::Cryptocurrencies curve-casper-erc20Modified casper-erc20 according to curve specification2,216MIT curve-mathPure Rust port of Curve Finance AMM math (StableSwap + CryptoSwap). Wei-level precision, fuzz-verified against on-chain get_dy…163MITCryptography::CryptocurrenciesMathematics curve-samplingAdaptive sampling of parametric6,167GPL-3.0-or-laterMathematicsScience curve25519Curve255192,451MIT/Apache-2.0 curve25519-compactA small, self-contained, wasm-friendly Curve25519 / X25519 implementation2,429MITAlgorithmsCryptography curve25519-dalekA pure-Rust implementation of group operations on ristretto255 and Curve25519215,866,904BSD-3-ClauseCryptographyNo standard library curve25519-dalek-arcium-forkA pure-Rust implementation of group operations on ristretto255 and Curve2551947,308BSD-3-ClauseCryptographyNo standard library curve25519-dalek-derivecurve25519-dalek Derives150,223,084MIT/Apache-2.0 curve25519-dalek-derive-arcium-forkcurve25519-dalek Derives (Arcium fork)3,677MIT OR Apache-2.0 curve25519-dalek-fiatA pure-Rust implementation of group operations on ristretto255 and Curve255191,623,940BSD-3-ClauseCryptographyNo standard library curve25519-dalek-libpepA pure-Rust implementation of group operations on ristretto255 and Curve255193,395BSD-3-ClauseCryptographyNo standard library curve25519-dalek-mlA pure-Rust implementation of group operations on ristretto255 and Curve25519129,855BSD-3-ClauseCryptographyNo standard library curve25519-dalek-ngA pure-Rust implementation of group operations on ristretto255 and Curve2551914,536,679BSD-3-ClauseCryptographyNo standard library curve25519-dalek-organismA pure-Rust implementation of group operations on ristretto255 and Curve255199,647BSD-3-ClauseCryptographyNo standard library curve25519-dalek-v2A pure-Rust implementation of group operations on ristretto255 and Curve255193,628BSD-3-ClauseCryptographyNo standard library curve25519-elligator2A pure-Rust implementation of group operations on ristretto255 and Curve2551921,620BSD-3-ClauseCryptographyNo standard library curve25519-entropicA pure-Rust implementation of group operations on ristretto255 and Curve255195,347BSD-3-ClauseCryptographyNo standard library curve25519-fiatFiat-crypto generated Rust for curve25519_646,594Apache-2.0 curve25519-fiat-sysRust FFI bindings to fiat-crypto's curve25519_64.c14,440Apache-2.0 curve25519-parserCurve25519 Parser - DER/PEM parser for OpenSSL Ed25519 / X25519 keys39,346LGPL-3.0-only curve420Implementation of the Curve420 elliptic curve in Rust632Apache-2.0Cryptography curve_similaritiesCalculation of curve similarities for nd-array2,321MITMathematicsScience curve_wasmGeneral purpose bonding curve library for pizza.fun55MIT curved_gearImplementation of CurveCP2,036MIT curveforgeOptimised, secure, and generalised algorithms for elliptic curve arithmetic358MIT OR Apache-2.0 curveforge-macroOptimised, secure, and generalised algorithms for elliptic curve arithmetic552MIT OR Apache-2.0 curveforge-traitsOptimised, secure, and generalised algorithms for elliptic curve arithmetic707MIT OR Apache-2.0 curveipo2D curve interpolation1,790MIT OR Apache-2.0AlgorithmsNo standard library curvekitRisk-free rate library — Treasury yield curves + SOFR with optional bundled-parquet loader364Apache-2.0API bindingsFinance curvekit-cliCLI for curvekit — Treasury + SOFR parquet backfill and inspection49Apache-2.0Command line utilitiesFinance curvepressLossy time series compression: RDP/VW point reduction + quantization36MITCompressionScience curvescurves1,472non-standard curves-rsParametric Curve Library.1,568MIT curves1dnot defined1,546BSD-3-Clause curves2dnot defined1,551BSD-3-Clause curves3dnot defined1,573BSD-3-Clause curvine-tracing-appenderProvides utilities for file appenders and making non-blocking writers.9,244MITAsynchronousDevelopment tools::Debugging curvoNURBS modeling library308,048MITGraphics curvy-bindingsAlloy bindings and local deployment helpers for Curvy v2 contracts18GPL-3.0-only cusage-rsFast CLI to track Claude/OpenAI token usage and costs77MITCommand line utilities cuse-lowlevelRaw bindings to the low level api of cuse and fuse in libfuse3209MIT AND LGPL-2.0-or-laterExternal FFI bindings cushcurl your shell — temporary, constrained HTTP access to any machine25MIT cushyA wgpu-powered graphical user interface (GUI) library with a reactive data model6,466MIT OR Apache-2.0GUI cushy-macrosMacros for the Cushy GUI framework5,966MIT OR Apache-2.0 cusipSupport for creating and validating CUSIPs170,541MIT OR Apache-2.0Parsing tools custHigh level bindings to the CUDA Driver API445,986MIT OR Apache-2.0 cust_coreCore library for cust that can be shared across CPU and GPU481,648MIT OR Apache-2.0 cust_deriveMacros for cust493,646MIT OR Apache-2.0 cust_rawLow level bindings to the CUDA Driver API428,409MIT OR Apache-2.0 custardA frontmatter-querying server14,717MIT custard-sockUnix socket interface for a frontmatter-querying server516MIT custard_libA core library for Custard3,327MIT custodesK-of-N social recovery for TOKEN identities: Shamir secret sharing across human guardians, threshold-gated, no plaintext leaves…16MIT OR Apache-2.0 custodian-kernelRust port of custodian-kernel: kernel-enforced authority and spend control for AI agents14MIT custom-constraintsA Rust implementation of Customizable Constraint Systems (CCS).845MIT custom-displayA trait for implementing custom formatting logic for types37MPL-2.0Development toolsRust patterns custom-elementA CustomElement trait for implementing custom elements (web components) in Rust6,659MIT OR Apache-2.0GUIWebAssembly custom-elementsA CustomElement trait to create Rust/WASM Web Components/Custom Elements easily without writing any JavaScript.15,262Apache-2.0/MIT custom-formatCustom formatting for Rust.15,548MIT OR Apache-2.0No standard libraryRust patterns custom-format-macrosProcedural macros for the custom-format crate.14,977MIT OR Apache-2.0Rust patternsValue formatting custom-labelsCustom labels for profilers842,239Apache-2.0 custom-printDefine custom println and dbg macros in wasm and other targets29,422MIT OR Apache-2.0No standard libraryWebAssembly custom-printerRust library for Custom thermal receipt printers1,592MITEmbedded developmentHardware support custom-ray-instCustom Raydium instructions5,739MIT custom-rust-stemmersExperimental fork of: A rust implementation of some popular snowball stemming algorithms1,512MIT custom-slice-macrosUtilities to define custom slice types6,458MIT OR Apache-2.0 custom-solana-tpu-clientA Solana TPU client library.991Apache-2.0 custom-stringThis library aids in generating string types with custom validation.3,453MIT custom-timeA part of Miyuki X Editor for Time38MIT custom-tracing-loggerA minimal JSON logger for Rust using the tracing ecosystem with one-line initialization1,086MITDevelopment tools::DebuggingDevelopment tools::Profiling custom-tryMacro to customize the behavior of `?`1,530Zlib OR MIT OR Apache-2.0 custom-try-proc_macrosInternal: proc-macro backend of ::custom_try.2,097Zlib OR MIT OR Apache-2.0 custom-typeThis crate provides utilities for parsing and validating various types of data such as emails, passwords, and phone numbers with…3,224MIT custom-utilsProvide customized tools based on features45,807non-standard custom_attrsA library that allows you to configure values specific to each variants of an enum.23,000MIT custom_buildjust a simple Rust project1,544MIT custom_codesSimple uniform response and error codes backed by enums33,949Apache-2.0ConfigurationValue formatting custom_debugDerive Debug with a custom format per field3,274,370Apache-2.0 OR MIT custom_debug_deriveDerive Debug with a custom format per field3,904,390Apache-2.0 OR MIT custom_defaultgenerate custom default values for struct fields4,035Zlib custom_derive(Note: superseded by `macro-attr`) This crate provides a macro that enables the use of custom derive attributes.19,307,096MIT/Apache-2.0 custom_egui_frameA custom window frame for egui windows4,084MIT custom_enum_traitsA set of traits for dealing with enums.3,626MIT custom_errorDefine custom errors without boilerplate using the custom_error! macro.693,704BSD-2-ClauseDevelopment toolsEncoding custom_error_coreDefine custom errors without boilerplate using the custom_error! macro.4,306BSD-2-ClauseDevelopment toolsEncoding custom_floatCustom floating-point types16,904MITAlgorithmsCompression custom_formattera generalized version of format_args!811MIT custom_formatter_macrointernal macro for custom_formatter1,022MIT custom_hello_test_ch14-5custom Cargo command that prints a greeting.938MIT custom_loggerA lightweight logger crate for structured and configurable logging to console and file.1,133MIT custom_panicthin friendly wrapper for setting custom panic hook1,427Zlib custom_ptr_metadataPointers with custom metadata attached, supports `(ptr, usize, usize)`.662MIT custom_rich_statusA repl command line for updating a Discord Rich Presence1,919LGPL-3.0 custom_user_idGenerates a random id with string of your choice appended or prepended to it3,796MITNo standard libraryWebAssembly customasmAn assembler for custom, user-defined instruction sets!40,913Apache-2.0Command line utilitiesHardware support customizable-buddyA new buddy allocator that allows custom buddy finding algorithm44,244MITMemory managementNo standard library custosA minimal OpenCL, WGPU, CUDA and host CPU array manipulation engine.29,623MITExternal FFI bindingsMathematics custos-macroA macro crate for custos.5,924MIT custos-mathMatrix operations with custos17,928MITMathematicsNo standard library cutUtilities.31GPL-3.0-onlyNo standard libraryNo standard library::No dynamic allocation cut-optimizer-1dA cut optimizer for cutting linear pieces6,567MIT OR Apache-2.0 cut-optimizer-2dA cut optimizer for cutting rectangular pieces from sheet goods19,033MIT OR Apache-2.0 cuteA macro for Python-esque comprehensions92,574MITRust patterns cute-asyncCute async utilities16,026Apache-2.0 cute-dnd-diceSimple library to roll dices11,942Apache-2.0 cute-dspA Rust library for audio and signal processing212MITAlgorithmsMultimedia::Audio cute-editorThe Cool Untitled Text Editor1,787MPL-2.0 cute-logSimple and cute logger for log crate43,034Apache-2.0 cute-sqlite-kvA simple, multi-process, persistent key-value store backed by SQLite83MPL-2.0Database interfaces CuTE-tuiA (ratatui) TUI for HTTP requests with request + API key management5,463GPL-3.0 cute_custom_defaultDerive macro for `Default` trait with customization269,740Apache-2.0 cute_lightsA Rust library for controlling Smart Lights7,675 GPL-3.0-or-later cute_printAn easy and beautiful way to print11,132MIT OR Apache-2.0 cute_stringsLibrary to colorize strings in the terminal2,423MIT cutecatA tool to search files388MIT OR Apache-2.0Command line utilities cutedogsAn easy to use procedural macro to reduce documentation boilerplate1,591MIT OR Apache-2.0 cutefetchA cute and simple system information tool like neofetch5,269MITCommand line utilities cutenessCute static site (+ server) generator with a bunch of plugins :310,988GPL-3.0Web programming cuter-keyboardCore scaffold for a keyboard sound effect application13MITCommand line utilitiesMultimedia::Audio cuticulaData Preprocessing library for Machine Learning11,300MIT OR Apache-2.0 cutifyA library for colorizing console output with cute gradients283MIT cutilA complete internal PKI toolkit for Rust46MITCryptographyNetwork programming cutilecuTile Rust lets programmers safely author and execute tile kernels directly in Rust.2,324Apache-2.0 cutile-compilerCrate for compiling kernels authored in cuTile Rust to executable kernels.2,477Apache-2.0 cutile-irPure Rust Tile IR representation and bytecode writer for cuTile.3,113Apache-2.0 cutile-macrocuTile Rust module macro.2,403Apache-2.0 cutlassMacro based library to take the boilerplate out of configuration handling1,819MIT cutlerPowerful, declarative settings management for your Mac, with speed.56,049GPL-3.0-or-laterCommand line utilities cutleryCross-platform fork459Apache-2.0 cutlieCutlie is a short cut tool for you.809MITCommand line utilities cutmanA lightweight, self-hostable git server built for organizing code, experiments, and AI context.26MITCommand line utilitiesDevelopment tools cutmergeCut 3 synchronized MCAP recordings into merged per-segment clips, written in mcap-optimiser byte order with uncompressed chunks.248MIT OR Apache-2.0Command line utilitiesMultimedia::Video cutoff-commonA collection of common utilities and helpers used across Cutoff projects616MIT OR Apache-2.0 cutoff_listA linked-list structure where each element tracks how many predefined "cutoff points" precede or coincide with its position in…102,296MIT cutoolscutools34,051MIT OR Apache-2.0 cutplanWIP1,587MIT OR Apache-2.0 cutrRust version of cut that respects delimiters1,568non-standardCommand line utilities cutsConstant Uniformity Time Scale1,797MIT OR Apache-2.0 cuts-clicli for cuts23MIT cuts-corecore library for cuts101MIT cutterA simple usefull functions for parsing text. Used for cutting between strings.5,090MIT/Apache-2.0AlgorithmsData structures cuttersRule based sentence segmentation library.6,860MITText processing cuttleA large language model inference engine in Rust383MIT cuttlefishHypervisor for wasm, defined by wit-bindgen1,635MIT OR Apache-2.0WebAssembly cuttlestoreA generic API for interacting with key-value stores that can be selected at runtime.7,695MIT cuttyA fast, cross-platform GPU terminal emulator135Apache-2.0 cutty_configCuTTY configuration abstractions228MIT OR Apache-2.0 cutty_config_deriveFailure resistant deserialization derive169MIT OR Apache-2.0 cutty_terminalLibrary for writing terminal emulators172Apache-2.0 cutupA flexible and efficient allocation library for Rust, capable of distributing assets, resources, and other divisible entities.3,506MITFinanceMathematics cuvCompressed unit vectors that can be used to store things like normal vectors efficiently.2,873MITAlgorithmsCompression cuvettenext gen of app manager1,779MIT cuvsRAPIDS vector search library6,418Apache-2.0 cuvs-sysLow-level FFI bindings for the cuVS C API (libcuvs_c)8,187Apache-2.0 cvBatteries-included pure-Rust computer vision crate12,562MITComputer vision cv-bridgeRust implemenation of cv_bridge that converts between ROS image messages and OpenCV images8,885MIT cv-contourRust crate cv-contour supports ESRI J shapefile1,548MITExternal FFI bindingsGraphics cv-convertType conversions among famous Rust computer vision libraries55,187MIT cv-convert-forkType conversions among famous Rust computer vision libraries3,617MIT cv-coreContains core primitives used in computer vision applications55,170MITAlgorithmsComputer vision cv-decoderDetects frame motion using OpenCV1,595MITAlgorithmsComputer vision cv-geomContains computational geometry algorithms used in computer vision17,361MITComputer visionNo standard library cv-llmLLM-backed features over clustervision sessions (distillation) via OpenRouter / Anthropic.96MIT OR Apache-2.0Command line utilitiesDevelopment tools cv-mcpMCP server exposing clustervision — lets a running agent search and read other agents' sessions (this project, across time,…13MIT OR Apache-2.0Command line utilitiesDevelopment tools cv-pinholePinhole camera model for comptuer vision18,226MITAlgorithmsComputer vision cv-searchPure-Rust full-text (tantivy) + semantic (embeddings) search over clustervision sessions.99MIT OR Apache-2.0Command line utilitiesDevelopment tools cv-utilsRust utilities for https://cincinnati.ventures4,395MIT cv181x-sdhciCvitek CV181x/SG2002 SDHCI host wrapper for sdmmc-protocol217Apache-2.0Embedded developmentHardware support cv2Computer Vision for Rust1,731MIT cv2-cratesample description5,537MIT cv_just_prereleaseA crate with just pre-release versions2,102MIT cv_nestedA crate which just wraps cv_nested_impl163MIT cv_nested_implAn inner crate319MIT cv_wrapperA crate which just wraps cv_just_prerelease792MIT cv_zeroA crate with version 031MIT cvarConfiguration variables.15,382MIT cvarsConfiguration variables - a simple and ergonomic way to store and edit configuration at runtime17,670AGPL-3.0-or-laterCommand-line interfaceConfiguration cvars-consoleIn-game console using the cvars crate for configuration - internal crate, use cvars-console-fyrox or cvars-console-macroquad in…8,177AGPL-3.0-or-laterCommand-line interfaceConfiguration cvars-console-fyroxIn-game console for the Fyrox game engine, using the cvars crate for configuration8,149AGPL-3.0-or-laterCommand-line interfaceConfiguration cvars-console-macroquadIn-game console for the macroquad game engine, using the cvars crate for configuration6,610AGPL-3.0-or-laterCommand-line interfaceConfiguration cvars-macrosConfiguration variables for games - internal crate, use the main cvars crate instead15,282AGPL-3.0-or-laterCommand-line interfaceConfiguration cvc5High-level Rust bindings for the cvc5 SMT solver961BSD-3-ClauseScience cvc5-rsHigh-level Rust bindings for the cvc5 SMT solver840BSD-3-ClauseScience cvc5-sysLow-level FFI bindings for the cvc5 SMT solver1,887BSD-3-ClauseExternal FFI bindings cvctlCervus Control2,014MIT cvcvcvCopy and paste list homework helper thingy1,568WTFPL cvdclustervision daemon — watches harness storage roots and archives agent sessions (incl. cloud-fleet logs) into a central store.14MIT OR Apache-2.0Command line utilitiesDevelopment tools cvdateA tiny datetime week clender and timestamp conversion tool.11,868MIT OR Apache-2.0 cvdlA library for Computer Vision and Deep Learning.1,716MIT OR Apache-2.0 cveMappings for parsing the CVE JSON files61,244Apache-2.0Data structures