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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.

cuenv-tools-githubGitHub Releases tool provider for cuenv423MITConfigurationDevelopment tools cuenv-tools-nixNix flake tool provider for cuenv445MITConfigurationDevelopment tools cuenv-tools-ociOCI registry tool provider for cuenv193MITConfigurationDevelopment tools cuenv-tools-rustupRustup tool provider for cuenv447MITConfigurationDevelopment tools cuenv-tools-urlURL tool provider for cuenv292MITConfigurationDevelopment tools cuenv-vaultHashiCorp Vault integration for the cuenv ecosystem47AGPL-3.0-or-laterConfigurationDevelopment tools cuenv-vcsPluggable input-file hashing for cuenv (VCS-aware when possible)576AGPL-3.0-or-laterConfigurationDevelopment tools cuenv-workspacesWorkspace and dependency resolution for cuenv across multiple package managers2,513AGPL-3.0-or-laterConfigurationDevelopment tools cuetLibrary to read & append WAVE file CUE chunks10,176CC0-1.0 OR MIT OR Apache-2.0Multimedia::Audio cueueHigh performance SPSC circular byte buffer with batch operations290,443MITData structures cueward-adapter-macosmacOS adapter for Cueward with Safari, Notes, Messages, Reminders, Calendar, Screenshot, Clipboard, and OCR integrations.142MIT cueward-cliCLI for capturing and searching local knowledge from macOS native sources.84MIT cueward-coreCore types, indexing, and tagging engine for the Cueward knowledge capture toolkit.189MIT cufflinkDefine CRUD microservices in Rust — deploy with a single command2,420MITDatabase interfacesWeb programming cufflink-cliCLI for the Cufflink CRUD microservice platform — deploy, init, and manage services1,212MITCommand line utilitiesWeb programming cufflink-fnWrite custom Cufflink handlers in Rust — compiles to WASM3,114MITWebAssemblyWeb programming cufflink-sdk-macrosProc macros for the Cufflink SDK (#[derive(Table)], service!{})2,439MITDatabase interfacesWeb programming cufflink-typesShared type definitions for the Cufflink CRUD microservice platform2,888MITDatabase interfacesWeb programming cufft_rustA safe cuFFT wrapper4,096non-standardAlgorithmsAPI bindings cufileSafe Rust bindings for NVIDIA CuFile library983MITAPI bindingsHardware support cufile-sysRaw FFI bindings for NVIDIA CuFile library1,260MITExternal FFI bindings cufinder-rustRust SDK for the CUFinder API640MITAPI bindingsWeb programming cuiConsole User Interface for rustlang1,804MIT cui-cuiA TUI for visualizing and debugging CI pipelines (GitLab CI, GitHub Actions)192GPL-2.0-onlyDevelopment tools::Build Utils cui-registry-dodDoD CUI Registry (Categories and Abbreviations), vendored from www.dodcui.mil. Designed as a build-dependency for codegen.…16LicenseRef-PublicDomain AND (MIT-0 OR Unlicense)Data structuresParsing tools cuicuiMeta-crate for the cuicui toolsuite (a 3rd party Bevy UI framework)1,515MIT OR Apache-2.0Game development cuicui_chirpA file format based on cuicui_dsl to describe bevy UIs9,825MIT OR Apache-2.0Game developmentGUI cuicui_chirp_macrosProc macros for the cuicui_chirp crate10,213MIT OR Apache-2.0Game developmentGUI cuicui_dslAn easily-extensible macro to spawn things in bevy19,926MIT OR Apache-2.0Game developmentGUI cuicui_layoutA layout algorithm for bevy and made to be understood by humans22,314MIT OR Apache-2.0Game developmentGUI cuicui_layout_bevy_spriteIntegration with bevy_sprite for cuicui_layout17,907MIT OR Apache-2.0Game developmentGUI cuicui_layout_bevy_uiIntegration with bevy_ui for cuicui_layout18,993MIT OR Apache-2.0Game developmentGUI cuicui_reflect_queryA bevy reflection addon to query world data from Reflect Components2,812MIT OR Apache-2.0Game development cuidAn ipmlementation of CUID protocol in rust825,255MIT cuid-utilShared utilities for the cuid and cuid2 crates759,697MIT cuid1An implementation of the CUID protocol in rust2,509MIT cuid2An implementation of the CUID2 protocol in rust844,118MIT cuid2-rsCollision-resistant unique ids.1,915MIT cuid2-timelessAn unstable, barely tested, probably giving wrong output and might panic out of nowhere CUID2 implementation in Rust8,472non-standard cuid2genA command-line tool for generating CUID2 identifiers1,921MITCommand line utilitiesDevelopment tools cuimpRust wrapper for curl-impersonate - Enhanced browser impersonation for HTTP requests512MITNetwork programmingWeb programming::HTTP client cuisinerCook up some conversions to and from C-style binary layouts.3,733MIT OR Apache-2.0EncodingParsing tools cuisiner_deriveDerive macros to support cuisiner3,982MIT OR Apache-2.0EncodingParsing tools cuivreA WIP non-intrusive game engine.8,507MITGame engines cujcuj protocol 0.5 CLI — note-jotting on Jot Syntax + metatheca16MIT OR Apache-2.0Command line utilitiesText processing cuke_runnerCucumber for Rust with a focus on ease-of-use2,037MITDevelopment tools::Testing cuky-rsThe official rust client for the cuky vector database.359MIT culebraCompiler forge — ABI, IR, binary, and bootstrap diagnostics for self-hosting compilers337MITCommand line utilitiesDevelopment tools culitCustom literals8,169MIT OR Apache-2.0Development toolsEmbedded development culljq for HTML: select with CSS selectors, shape into JSON, CSV, or Markdown0MITCommand line utilitiesParsing tools cull-gmailCull emails from a gmail account using the gmail API4,947MITCommand line utilities culorsRust port of the culori color library. Color spaces, CSS Color Module 4 parsing, interpolation, gamut mapping, ΔE, blending,…63MITGraphicsMultimedia::Images culpaA library for error-handling syntax in Rust1,233,874MIT OR Apache-2.0 culpa-macrosInternal implementation details of `culpa`1,234,537MIT OR Apache-2.0 culperA tool to embedd encrypted secrets in yaml files23,332GPL-3.0-or-later culper-liblibrary of common code for culper & culper-server2,309GPL-3.0-or-later culpertPer-span heap allocation profiler core for Rust services.13,527MIT OR Apache-2.0Development tools::ProfilingMemory management culpert-cliCLI for analyzing culpert profiles (`culpert report` / `diff` / `info` / `upload` / `pull`).1,853MIT OR Apache-2.0Command line utilitiesDevelopment tools::Profiling culpert-foundationsfoundations adapter for culpert: maps TelemetryContext spans into culpert's SpanContext and provides a TelemetryServerRoute for…11,656MIT OR Apache-2.0Development tools::ProfilingMemory management culpert-macrosProc-macros for culpert. The crate-root re-exports the macros at `culpert::span_fn`; depend on `culpert` rather than this crate…13,565MIT OR Apache-2.0Development tools::ProfilingMemory management culpert-tracingtracing-crate adapter for culpert: maps tracing::Span IDs into culpert's SpanContext via a tracing_subscriber::Layer.86MIT OR Apache-2.0Development tools::ProfilingMemory management culpritA Rust error crate with the goal of identifying precisely where and in which context an error occurs.6,270MIT OR Apache-2.0 culqiAPI bindings for the Culqi v2 HTTP API6,804MITAPI bindings culqi_rustAPI bindings for the Culqi v2 HTTP API1,605MITAPI bindings culqi_rust_pruebaAPI bindings for the Culqi v2 HTTP API1,631MITAPI bindings culsynthCulsynth DSP Library2,799MIT cultcubeb bindings for rust6,554MIT cultivarBuild tool for the mango operationg system.1,237MITOperating systems culturaEnhance your knowledge day by day, directly from your terminal1,561MIT culverinA HTTP load testing tool906MITCommand line utilitiesDevelopment tools culvertTyped access to the HDMI 2.1 SCDC register map112MPL-2.0Embedded developmentHardware support culvert-asyncAsync typed access to the HDMI 2.1 SCDC register map20MPL-2.0AsynchronousEmbedded development cumCumulative operation helper functions2,960WTFPL cum-buildYet Another C/C++ Build Tool12,180GPL-3.0-or-later cumaeaA crate to handle prompts for user input.2,768GPL-3.0-or-later cumathCuda-based matrix/vector computations19,825MIT OR Apache-2.0 cuminCumin, Configuration Language4,283MIT cuml_mapA trait representing cumulative mappings, and several implemntations of this trait.1,941MIT cumsumCumulative sum4,791GPL-3.0-onlyAlgorithmsData structures cumulfreqtableA Cumulative Frequency Table implemented with a Binary Indexed Tree5,216MIT cumulo-dipadipa makes it easy to efficiently delta encode large Rust data structures.61MIT/Apache-2.0 cumulo-dipa-deriveThe derive macro for the cumulo-dipa crate91MIT/Apache-2.0 cumulousWork on git-stored assets locally, CDN-served equivalents on production26MIT OR Apache-2.0 cumulous-cliWork on git-stored assets locally, CDN-served equivalents on production25MIT OR Apache-2.0 cumulous-macrosWork on git-stored assets locally, CDN-served equivalents on production26MIT OR Apache-2.0 cumulusAWS CloudFormation Template Generator8,636Apache-2.0 OR MIT cumulus-client-bootnodesParachain bootnodes registration and discovery.25,371GPL-3.0-or-later WITH Classpath-exception-2.0 cumulus-client-cliParachain node CLI utilities.183,546GPL-3.0-or-later WITH Classpath-exception-2.0 cumulus-client-collatorCommon node-side functionality and glue code to collate parachain blocks.171,885GPL-3.0-or-later WITH Classpath-exception-2.0 cumulus-client-collator-discoveryReserved by Parity while we work on an official release14non-standard cumulus-client-consensus-auraAURA consensus algorithm for parachains175,041GPL-3.0-or-later WITH Classpath-exception-2.0 cumulus-client-consensus-commonCumulus specific common consensus implementations173,207GPL-3.0-or-later WITH Classpath-exception-2.0 cumulus-client-consensus-proposerA Substrate `Proposer` for building parachain blocks165,256GPL-3.0-or-later WITH Classpath-exception-2.0 cumulus-client-consensus-relay-chainThe relay-chain provided consensus algorithm89,682GPL-3.0-or-later WITH Classpath-exception-2.0 cumulus-client-networkCumulus-specific networking protocol172,683GPL-3.0-or-later WITH Classpath-exception-2.0 cumulus-client-parachain-inherentInherent that needs to be present in every parachain block. Contains messages and a relay chain storage-proof.270,024Apache-2.0 cumulus-client-pov-recoveryParachain PoV recovery173,807GPL-3.0-or-later WITH Classpath-exception-2.0 cumulus-client-proof-size-recordingStorage proof size recording utilities.1,484GPL-3.0-or-later WITH Classpath-exception-2.0 cumulus-client-resubmission-storeReserved by Parity while we work on an official release15non-standard cumulus-client-serviceCommon functions used to assemble the components of a parachain node.170,444GPL-3.0-or-later WITH Classpath-exception-2.0 cumulus-pallet-aura-extAURA consensus extension pallet for parachains794,511Apache-2.0 cumulus-pallet-dmp-queueMigrates messages from the old DMP queue pallet.621,787Apache-2.0 cumulus-pallet-parachain-systemBase pallet for cumulus-based parachains842,249Apache-2.0 cumulus-pallet-parachain-system-proc-macroProc macros provided by the parachain-system pallet796,142Apache-2.0 cumulus-pallet-session-benchmarkingFRAME sessions pallet benchmarking779,154Apache-2.0 cumulus-pallet-solo-to-paraAdds functionality to migrate from a Solo to a Parachain562,014Apache-2.0 cumulus-pallet-weight-reclaimpallet and transaction extensions for accurate proof size reclaim135,113Apache-2.0 cumulus-pallet-xcmPallet for stuff specific to parachains' usage of XCM796,040Apache-2.0 cumulus-pallet-xcmp-queuePallet to queue outbound and inbound XCMP messages.807,890Apache-2.0 cumulus-pingPing Pallet for Cumulus XCM/UMP testing.562,008Apache-2.0 cumulus-pov-validatorA tool for validating PoVs locally6,111GPL-3.0-only cumulus-primitives-auraCore primitives for Aura in Cumulus773,494Apache-2.0 cumulus-primitives-coreCumulus related core primitive types and traits944,380Apache-2.0 cumulus-primitives-parachain-inherentInherent that needs to be present in every parachain block. Contains messages and a relay chain storage-proof.923,442Apache-2.0 cumulus-primitives-proof-size-hostfunctionHostfunction exposing storage proof size to the runtime.893,428Apache-2.0 cumulus-primitives-storage-weight-reclaimUtilities to reclaim storage weight.666,941Apache-2.0 cumulus-primitives-timestampProvides timestamp related functionality for parachains.598,898Apache-2.0 cumulus-primitives-utilityHelper datatypes for Cumulus816,576Apache-2.0 cumulus-relay-chain-inprocess-interfaceImplementation of the RelayChainInterface trait for Polkadot full-nodes.166,494GPL-3.0-or-later WITH Classpath-exception-2.0 cumulus-relay-chain-interfaceCommon interface for different relay chain datasources.310,357GPL-3.0-or-later WITH Classpath-exception-2.0 cumulus-relay-chain-minimal-nodeMinimal node implementation to be used in tandem with RPC or light-client mode.169,039GPL-3.0-or-later WITH Classpath-exception-2.0 cumulus-relay-chain-rpc-interfaceImplementation of the RelayChainInterface trait that connects to a remote RPC-node.172,792GPL-3.0-or-later WITH Classpath-exception-2.0 cumulus-relay-chain-streamsCumulus client common relay chain streams.25,859GPL-3.0-or-later WITH Classpath-exception-2.0 cumulus-test-clientcumulus-test-client is a lib1,309MIT cumulus-test-relay-sproof-builderMocked relay state proof builder for testing Cumulus.887,429Apache-2.0 cumulus-test-relay-validation-worker-providercumulus-test-relay-validation-worker-provider6,114GPL-3.0-only cumulus-test-runtimecumulus-test-runtime3,819GPL-3.0-only cumulus-test-servicecumulus-test-service is a lib1,298MIT cunaA simple cue parser22,177MIT cuneiformCache optimizations for Rust, revived from the slabs of Sumer.31,897Apache-2.0/MITAlgorithmsConcurrency cuneiform-fieldsField level [no_std] cache optimizations for Rust.27,486Apache-2.0/MITAlgorithmsConcurrency cuneusA WGPU-based shader development tool9,188MITGraphicsRendering cuniqCount unique lines4,618GPL-3.0-or-laterCommand line utilities cunnix-bootloaderHybrid + Modular + POSIX1,514MIT OR Apache-2.0 cunwA tiny utility that generates a file representing the structure and content of a directory. Made to easily give context to a LLM.5,584MITCommand line utilitiesFilesystem cuoAutomated updating and git commiting of cargo project dependencies3,984MIT cupA config file lib. You can use it, maybe?7,899MIT cup-cliA Cargo-like tool for C++ Project Building and Package Management1,883MIT CupcakeAn implementation of a lattice-based additive homomorphic encryption scheme6,521MIT cupchanSimple async overwriting channel between two threads that is wait & block free by swapping cups around4,173LGPL-2.1 AND MIT AND BSD-2-Clause cupcliCup is the faster `cp` command for You and Your Agent, belongs to the Neoutils project39Apache-2.0 cupelContext window management pipeline for LLM applications206MITAlgorithmsText processing cupel-coreSolana transaction effect verification for wasm32-wasip2 agent plugins: decode, simulate, diff, and render what a transaction…30MIT OR Apache-2.0Cryptography::CryptocurrenciesWebAssembly cupel-otelOpenTelemetry trace collector for cupel selection pipelines70MITDevelopment toolsDevelopment tools::Profiling cupel-testingFluent assertion vocabulary for cupel selection reports52MITDevelopment tools::Testing cupiCuprum Pi is a GPIO access library written on Rust for the Raspberry Pi board.6,769MIT cupi_shiftA Rust crate for manipulating shift registers via the GPIO pins on a Raspberry Pi.2,436MIT cupidNative access to the x86 and x86_64 CPUID instruction340,705MIT cupidoExplore your codebase with graph view.12,888Apache-2.0 cupldLocal graph database CLI and REPL.65MITCommand line utilitiesDatabase implementations cupnpcupnp is a CLI tool to manage uPnP trivially357MIT cuppaStandard library with usefull methods to boots the development21,459MIT OR Apache-2.0Database interfaces cuprateCuprate1,119MIT cuprate-address-bookA Rust impl of Monero's consensus rules999MIT cuprate-artiCuprate968MIT cuprate-blockchainCuprate's blockchain storage970MIT cuprate-blockchain-typesCuprate476MIT cuprate-consensusA Rust impl of Monero's consensus rules988MIT cuprate-consensus-contextCuprate983MIT cuprate-consensus-rulesA Rust impl of Monero's consensus rules964MIT cuprate-constantsConstant/static data used throughout Cuprate944MIT cuprate-cryptonightA Rust impl of Monero's consensus rules984MIT cuprate-cryptonight-cCuprate types987MIT cuprate-dandelion-towerA dandelion++ implementation using tower986MIT cuprate-databaseCuprate's database abstraction1,104MIT cuprate-database-serviceCuprate's database service960MIT cuprate-epee-encodingEpee binary format library998MIT cuprate-fast-syncCuprate1,007MIT cuprate-fixed-bytesCuprate types1,024MIT cuprate-hashesCuprate969MIT cuprate-helperHelper functions used in Cuprate979MIT cuprate-hexCuprate484MIT cuprate-json-rpcJSON-RPC 2.0 implementation989MIT cuprate-levinLevin P2P network implementation988MIT cuprate-p2p-coreCuprate's database service958MIT cuprate-p2p-transportCuprate484MIT cuprate-pruningCuprate's database service960MIT cuprate-randomxCuprate984MIT cuprate-rpcCuprate's transaction pool1,107MIT cuprate-rpc-interfaceCuprate's RPC interface library975MIT cuprate-rpc-typesCuprate RPC types995MIT cuprate-socksCuprate980MIT cuprate-test-utilsCuprate testing utilities986MIT cuprate-torCuprate480MIT cuprate-txpoolCuprate's transaction pool1,095MIT cuprate-typesCuprate types992MIT cuprate-types-jsonCuprate481MIT cuprate-types-rpcCuprate480MIT cuprate-websocketCuprate956MIT cuprate-websocket-interfaceCuprate972MIT cuprate-websocket-typesCuprate976MIT cuprate-wireMonero P2P network types970MIT cuprate-zmqCuprate's transaction pool965MIT cuprate-zmq-interfaceCuprate types979MIT cuprate-zmq-typesCuprate ZMQ types997MIT cupratedThe Cuprate Monero node974MIT cupriteA fast and simple Minecraft server backup daemon28,686MIT cuproA Rayon-like parallel iterator API for GPUs, built on cutile-rs.17MIT OR Apache-2.0 CuPsDear Dev, this lib to make custom pointers to amend RowHammer-related issues [kiss principle been at the very heart].2,270non-standardAlgorithmsMathematics cups-cliA minimal client for Cups Instant Messanger3,138Apache-2.0