BROWSE A-Z
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.
cl-noise-protocolNoise Protocol Framework implementation.1,402Unlicense
cl-searchA command line tool to automatically search on google1,538MIT
cl-sysOpenCL FFI bindings.563,374MIT OR Apache-2.0
cl-to-cdTools for querying ClearlyDefined for Rust projects using Cargo.4,586MIT
cl-traitsProvides traits that describe collections38,030Apache-2.0
cl-traits-deriveDerives for cl-traits6,996Apache-2.0
cl-wordleWordle in your terminal21,851MIT
cl3A Rust implementation of the Khronos OpenCL 3.0 API and extensions.697,665Apache-2.0
cl_parseA library for defining and parsing commandline options and arguments6,033MIT
cl_utilsUtility functions mostly to collect or display user input at the terminal/commandline via stdin & stdout3,459AGPL-3.0-only
claA terminal calendar tool2,984MIT
claap-test-dont-useReads a markdown and returns a parsed html1,680MIT
CLAARCommand Line As A Renderer is a simple library that lets you turn the console into a screen for drawing triangles and points and…2,602non-standard
clacSimple command-line calculator2,779MIT
clac-langReference implementation of Clac++, a simple stack-based postfix (reverse polish notation) calculator/programming language.165GPL-3.0-or-later
clacheSmall utilities for caching data39non-standard
clack-commonVarious utilities for working with the CLAP audio plugin API, for both plugins and hosts.6,031MIT OR Apache-2.0
clack-extensionsA collection of wrappers and utilities for all the standard CLAP extensions, for use with the clack-plugin or clack-host crates.5,472MIT OR Apache-2.0
clack-hostLow-level, safe Rust wrappers to create audio plugin hosts using the CLAP audio plugin API.3,153MIT OR Apache-2.0
clack-pluginLow-level, safe Rust wrappers to create audio plugins using the CLAP audio plugin API.4,225MIT OR Apache-2.0
clack-rsA distraction-free terminal typewriter with authentic mechanical sounds and typewriter mode23MIT
clackitA rust cli tool make a normal keyboard to sound like a mechanical keyboard1,341MIT
clacksminimal wrappers for telegram's mtproto serialization3,511MIT/Apache-2.0
clacks_cryptocrypto-related functionality for telegram/mtproto4,420MIT/Apache-2.0
clacks_mtprotominimal wrappers for telegram's mtproto serialization6,731MIT/Apache-2.0
clacks_tl_codegencodegen for clacks11,582MIT/Apache-2.0
clacks_transporttelegram's TCP transport encoding3,542MIT/Apache-2.0
clacoa CLI tool for boosting Claude Code productive.1,531MIT
cladDeclarative server configuration management — faster than Ansible, smarter than scripts98non-standard
cladeA tool for phlyo tree, a phylogenetic tree construction software.2,286MIT
cladstDST encoder/decoder for DSD audio26GPL-3.0-or-later
clafricaThis application allows you to type most of the characters in the african alphabet in any text field.12,206MIT
clafrica-libThis library contains a set of tools to make handling of clafrica code more convenient. NOTE: This crate was renamed to…9,210MIT
clafrica-wishWish interface for the clafrica.7,800MIT
clahePure rust image implementation of clahe4,419MIT
claiCommand line ai assistent1,574MIT OR Apache-2.0
claimAssertion macros688,834Apache-2.0 OR MIT
claim-ipClaim an IP-address on a network by responding to ARP requests7,277MIT
claim-itch-bundleA program to automate claiming itch.io games purchased as part of large bundles1,572non-standard
claim-ledgerDeterministic, local-first claim/evidence/provenance ledger. Creates receipts for all material operations.176MIT
claim169-coreID Claim 169 QR Code decoder library96MIT
claimcheckVerify AI agent claims from session transcripts21MIT
claimdConcurrent todo list CLI for multi-agent AI workflows31MIT
claimsAdditional assertion macros for testing.2,985,846Apache-2.0 OR MIT
clairCommand-Line Arithmetic in Rust845MIT
CLAiR-testingA tool to search inside files1,784MIT OR Apache-2.0
claireNAME IS RESERVED FOR THE FUTURE ANIMATION ENGINE1,626MIT
claire_vectorclaire is a rust lib for vector calculus3,381MIT
clakMinimal Rust implementation of SWIM group membership protocol998MIT
clamSimple template engine11,629MIT
clam-cliManage multiple Claude Code profiles13MIT OR Apache-2.0
clam-clientA simple Rust implementation for talking to ClamD7,997MIT
clamavclamav bindings for Rust6,955MIT
clamav-asyncAsync ClamAV bindings for Rust4,827GPL-2.0
clamav-clientClamAV client library with optional support for async-std, smol, and Tokio119,493MIT
clamav-rsclamav bindings for Rust14,083GPL-2.0
clamav-rs-bindingsWindows API bindings for the clamav-rs crate.11,125GPL-2.0
clamav-streamScan and consume byte streams2,023MIT
clamav-sysClamAV low level bindings for Rust22,535GPL-2.0
clamav-tcpClamAV TCP client21,220MIT
clamber-corelibrary for clamber2,275MIT OR Apache-2.0
clamber-web-corelibrary for clamber web core1,173MIT OR Apache-2.0
clamclientclamd client3,079MIT
clamd-clientRust async tokio client for clamd. Works with a tcp socket or with the unix socket. At the moment it will open a new socket for…6,354MIT
clamorTerminal multiplexer for managing multiple Claude Code agents22MIT
clampThe clamp function171,267MIT/Apache-2.0
clamp_toClamp integer and float values to the values that fit within both the original number type and the receiving type4,522MIT
clampdRuntime security proxy for AI agents23BUSL-1.1
clampedSimple clamping of numbers in Rust15,006MIT
clamped_valuesProvides a generic `ClampedValue` struct that stores a value and ensures that it is always within the specified minimum and…1,568MIT OR Apache-2.0
clampfClamped floating-point types.3,544MIT
clampsWrapping, saturating, and other forms of number clamping4,313MIT
clamsClams help building shells72,384MIT
clams-awsClams that help to build shells for AWS2,562MIT
clams-deriveClams help building shells67,874MIT
clamshellA quick and dirty to-do file viewer and manipulator.7,552GPL-2.0-or-later
clancyA CLI wrapper that adds cross-session memory to Claude Code24MIT
clandestineSquating. Email me if you want the name1,7670BSD
clangA somewhat idiomatic Rust wrapper for libclang.5,302,231Apache-2.0
clang-astData structures for processing Clang's `-ast-dump=json` format579,894MIT OR Apache-2.0
clang-ast-test-suiteTest suite of the clang-ast crate6,149MIT OR Apache-2.0
clang-finderLocate an available clang executable on the system, primarily for use in build.rs scripts.3,460MIT
clang-formatA basic clang-format Rust wrapper1,626,069MIT OR Apache-2.0
clang-front-backFrontend and Backend Based on Clang1,477MIT OR Apache-2.0
clang-installerA utility for installing specific versions of clang-format and clang-tidy, used by cpp-linter.59MIT
clang-newerA somewhat idiomatic Rust wrapper for libclang.21Apache-2.0
clang-preloadSample library in rust1,335Apache-2.0
clang-rt-xrayBindings to Clang XRay runtime library1,671Apache-2.0 WITH LLVM-exception OR NCSA OR MIT
clang-rt-xray-sysRaw bindings to Clang XRay runtime library2,254Apache-2.0 WITH LLVM-exception OR NCSA OR MIT
clang-sysRust bindings for libclang.266,825,557Apache-2.0
clang-sys-linkageRust bindings for libclang.9,070Apache-2.0
clang-tidy-sarifConvert clang-tidy output to SARIF56,852MIT
clang-tools-managerA utility for installing specific versions of clang-format and clang-tidy, used by cpp-linter.111MIT
clang-typecheckType check a C++ source file with a clang compilation database1,950BSD-3-Clause
clang_logAnother log implementation11,502MIT
clangd-parserCrate that parses clangd symbol cache, to then leverage in other tools.5,118MIT
clangqlA tool to run SQL-like query on your C/C++ Abstract syntax tree10,914MIT
clankWIP: DI framework for rust300MIT OR Apache-2.0
clank-cliHTTP load testing CLI built with Rust49MIT
clankerMinimalistic command prompt for fish.24,649AGPL-3.0-or-later
clankerflowRust CLI for running deterministic AI workflows in your repository67MIT
clankersclankeRS — Rust SDK for robotics applications in the ROS 2 ecosystem89MIT
clankers-cliCommand-line interface for clankeRS104MIT
clankers-coreCore primitives for the clankeRS robotics SDK266MIT
clankers-dataMCAP logging, replay, and inspection for clankeRS170MIT
clankers-ffiStable C ABI for clankeRS inference16MIT
clankers-geometryRobotics math, transforms, and frames for clankeRS109MIT
clankers-macrosProc macros for clankeRS nodes and replay tests104MIT
clankers-mlML inference and model deployment for clankeRS143MIT
clankers-ros2ROS 2 integration layer for clankeRS (ROS-free shared core: sim backend + message/QoS types)216MIT
clankers-runtimeExecution, scheduling, and observability for clankeRS112MIT
clankers-tensorRobotics-focused tensor utilities for clankeRS146MIT
clankers-testingReplay-based testing tools for clankeRS120MIT
clanko_zbieracProgram for scraping slovak/czech articles from medias and turning them to pdfs9,460MIT
clapA simple to use, efficient, and full-featured Command Line Argument Parser991,072,818MIT OR Apache-2.0
clap-action-commandA command-map pattern layered on Clap subcommands1,747BSD-1-Clause
clap-adaptersNeat adapters for parsing config files with clap1,211,418MIT OR Apache-2.0
clap-aiAI mode detection and help tree rendering for clap CLIs153MIT
clap-and-async-testIs a example to use clap with tokio and futures, how run concurrently some functions with a loop inside4,353MIT
clap-binary-enumA generic wrapper for using two-variant enums as optional clap CLI flags155MIT OR Apache-2.0
clap-binary-enum-deriveA generic wrapper for using two-variant enums as optional clap CLI flags174MIT OR Apache-2.0
clap-cargoRe-usable CLI flags for `cargo` plugins11,915,602MIT OR Apache-2.0
clap-cargo-extraTool to extend clap cargo adding some useful functions10,240MIT
clap-clapCLAP plugin runtime2,827MIT
clap-color-flagEasily add a `--color` flag to CLIs using Clap1,613MIT OR Apache-2.0
clap-color-helpRichly styled clap help formatter with full hex color support and env-var overrides — the Python rich_argparse experience for Rust319MIT
clap-config-fallbackAdd config file fallback to clap while preserving parsing, validation and error handling23,750MIT or Apache-2.0
clap-config-fallback-deriveMacro implementation of #[derive(ConfigParser)]23,806MIT or Apache-2.0
clap-config-fileA proc macro for adding config file support to clap48,636MIT
clap-config-file-coreCore library for clap-config-file876MIT
clap-digestclap and digest integration4,257MIT OR Apache-2.0
clap-dispatchErgonomically dispatch CLI subcommands17,198MIT
clap-docCreate markdown descriptions for `clap::Command`s3,283Apache-2.0 OR MIT
clap-documentationAutogenerate Markdown or Asciidoc documentation for clap command-line tools6,103MIT OR Apache-2.0
clap-durationMacros for clap argument value_parse31,267non-standard
clap-dyn-autocompleteDynamic runtime shell completions for clap82MIT
clap-execUtilities to implement a Runner pattern for clap-based CLIs, with shared global arguments context.101MIT
clap-exec-deriveProc-macro to implement clap-runner::Runner for clap command structs.175MIT
clap-exec-replUtilities to implement a Runner pattern for clap-based CLIs, with shared global arguments context.36MIT
clap-extShared Rust CLI extension library: common subcommands, config flags, error display for clap-based CLIs22MIT OR Apache-2.0
clap-fileProvides types for clap's derive interface, enabling easy handling of input/output with automatically opened files or standard…247,782MIT OR Apache-2.0
clap-git-optionsEasily add `-C`, `--git-dir` & `--work-tree` flags2,980Apache-2.0
clap-handlerA command handler works with `clap-derive` to generating subcommand handlers.5,965MIT OR Apache-2.0
clap-handler-deriveA command handler works with `clap-derive` to generating subcommand handlers.5,391MIT OR Apache-2.0
clap-helputility printing help of a clap application396,963MIT
clap-i18n-deriveDerive macro for clap-i18n-richformatter6,904MIT
clap-i18n-richformatterClap rich formatter with i18n support11,867MIT
clap-interactiveA work in progress interactive parser for clap.15,449MIT
clap-ioAdd input and output flags to clap commands6,241MIT
clap-layersCorrect layered configuration for clap: explicit CLI flag > env var > config file > default, from a single struct.16MIT
clap-layers-procProc-macro implementation for clap-layers18MIT
clap-log-flagAdd a logger to CLIs using structopt15,047MIT OR Apache-2.0
clap-logflagThis library can be used to add a `--log` flag to clap based command line applications that allows users to configure logging…59,177MIT OR Apache-2.0
clap-manThis is a placeholder for a crate tha helps with generating man pages from clap definitions.2,734MIT OR Apache-2.0
clap-markdownAutogenerate Markdown documentation for clap command-line tools3,210,644MIT OR Apache-2.0
clap-markdown-dfirAutogenerate Markdown documentation for clap command-line tools3,225MIT OR Apache-2.0
clap-markdown-generatorGenerate Markdown documentation from clap command definitions.56MIT
clap-maybe-deserAdds the ability to use deserializable data as a clap argument3,711MIT OR Apache-2.0
clap-mcpEnrich your CLI with MCP capabilities379MIT
clap-mcp-macrosProcedural macros for clap-mcp443MIT
clap-nestedConvenient `clap` for CLI apps with multi-level subcommands.33,817MIT
clap-nested-commandsRust macros to automate the definitions for nested commands in a clap CLI6,708non-standard
clap-noun-verbRust CLI framework with noun-verb patterns, graph operations, and capability packing20,698MIT OR Apache-2.0
clap-noun-verb-macrosProcedural macros for clap-noun-verb - attribute macros for zero-boilerplate CLI command registration20,091MIT OR Apache-2.0
clap-numNumber parsers for clap15,486,006MIT
clap-offerClap ValueParser for Strings allowing to offer user some common values through shell completion, but still accepts any string.927MIT OR Apache-2.0
clap-permission-flagDrop permissions of a CLI using clap8,309MIT OR Apache-2.0
clap-port-flagEasily add a --port flag to CLIs using Structopt.20,719MIT OR Apache-2.0
clap-replBuild nice REPLs using clap and reedline with zero effort61,708MIT OR Apache-2.0
clap-runner[badawsome] make a cli integration, deps on clap1,621non-standard
clap-runner-deriveProc-macro to implement clap-runner::Runner for clap command structs.15MIT
clap-serdeProvides a wrapper to deserialize clap app using serde.169,899MIT OR Apache-2.0
clap-serde-deriveMerge results from clap and serde into struct with derive382,715AGPL-3.0-or-later
clap-serde-procProcedural macro for clap-serde-derive381,493AGPL-3.0-or-later
clap-sortValidate that clap Subcommand enums are sorted alphabetically61,184MIT OR Apache-2.0
clap-stdinProvides types for easily accepting Clap arguments from stdin and writing to stdout817,602MIT OR Apache-2.0
clap-sysRust bindings for the CLAP audio plugin API113,816MIT/Apache-2.0
clap-testfunctions and macros to assist in testing clap6,476MIT
clap-themesTheme presets for clap CLIs2,218MIT OR Apache-2.0
clap-treeA personal helper crate to help me build CLIs. I do not recommend others to use it.92MIT
clap-tuiAuto-generate a TUI from clap commands131MIT OR Apache-2.0
clap-utilitiesSmall utilities related to clap86,977MIT
clap-utilsA collection of utilities for building command line applications.12,385MIT
clap-v3A simple to use, efficient, and full-featured Command Line Argument Parser80,050MIT OR Apache-2.0
clap-verbosityEasily add a `--verbose` flag to CLIs using Clap59,758MIT OR Apache-2.0
clap-verbosity-flagEasily add a `--verbose` flag to CLIs using Clap15,980,913MIT OR Apache-2.0
clap-verbosity-flag2Easily add a `--verbose` flag to CLIs using Clap4,257MIT OR Apache-2.0
clap-vergenReusable version clap subcommand using vergen5,792MIT OR Apache-2.0
clap-vergen-macroproc-macro for cargo-vergen4,033MIT OR Apache-2.0
clap-version-flagcolorful version handler for clap4,992MIT OR Apache-2.0
clap-with-warningsRetain unused field warnings when using Clap73MIT OR Apache-2.0
clap-wrapperAn easy way to use clap-wrapper in your audio plugins!4,753MIT OR Apache-2.0
clap2A simple to use, efficient, and full-featured Command Line Argument Parser7,203MIT OR Apache-2.0
clap2-numNumber parsers for clap1,913MIT
clap2-verbosity-flagEasily add a `--verbose` flag to CLIs using Structopt1,946MIT OR Apache-2.0
clap2manConverts a clap cli into a basic manpage that can be further customized929MIT
clap4shellrich getopts replacement for shell script8,176MIT
clap_allgenThe complete clap generation utility to give your command-line application users a more polished experience right out of the box.70,748Apache-2.0 OR MIT
clap_argsLightweight wrapper for clap to auto-handle version and help / clap 轻量封装,自动处理版本与帮助3,374MulanPSL-2.0
clap_autocompleteEasy to integrate shell completion for Clap. Finds the user's shell and puts completion files in the appropriate locations.58,006MIT OR Apache-2.0