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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.

rcon-cliA RCON client library and CLI for game server administration127MITCommand line utilitiesGame development rcon-clientRCON client4,552MITNetwork programming rcon-rsbarebones rcon implementation in rust for Minecraft1,735non-standard rcon-shellCLI to administer commands to Source or Minecraft servers3,050GPL-3.0-or-laterCommand line utilities rcon-tokioRust client implementation of Valve's RCON protocol275MITGame developmentNetwork programming rcon-toolbeltRCON Utilities for minecraft2,724MIT rcon2mcA RCON client lib for Minecraft server.242MITGame developmentNetwork programming rconcA simple RCON client.1,399non-standard rconcliA simple RCON CLI for Minecraft servers.2,822MIT rconcreterconcrete is a simple tool for opening an rcon shell to a game server, such as minecraft or factorio3,924MITGames rconfHelper for parsing cli configurations1,056MIT rconnA simple network protocol.18,253non-standard rconrsRust implementation of SRCDS RCON Protocol2,690non-standard rconsoleA WebSocket-based logging library for Rust - send structured logs to NConsole desktop app1,709MITDevelopment tools::Debugging rconvolveFast convolution and impulse-response extraction for audio applications111MIT OR Apache-2.0Multimedia::AudioNo standard library rcopcommand line utility to validate commit messages following conventionalcommits.org3,819non-standard rcopyA fast file and directory transfer tool powered by Tokio, RKYV, and io_uring1,868MIT rcoreCore module for Rair3,383LGPL-3.0-or-later rcore-consoleProvides `print!`, `println!` and `log::Log` with customizable implementations.9,588WTFPLNo standard library rcore-task-manageManages tasks and maintain relationships between them1,533WTFPLNo standard library rcpA tool like scp1,877MIT rcp-protocolRetrieval Context Protocol — native Rust SDK (zero dependencies)14MITAPI bindingsText processing rcp-tools-commonInternal library for RCP file operation tools - shared utilities and core operations (not intended for direct use)1,892MITDevelopment tools rcp-tools-congestionInternal library for RCP tools - pluggable congestion-control algorithms and a deterministic scenario simulator (not intended for…372MITDevelopment tools rcp-tools-filegenTest fileset generator - creates sample directory structures and files for testing file operations888MITCommand line utilitiesDevelopment tools::Testing rcp-tools-rchmFast recursive chmod/chgrp/chown for large filesets (a dchmod replacement)46MITCommand line utilitiesFilesystem rcp-tools-rcmpFast file comparison tool - efficiently compares metadata across large filesets874MITCommand line utilitiesFilesystem rcp-tools-rcpFast file operations tools - rcp (copy) and rcpd (remote copy daemon)930MITCommand line utilitiesFilesystem rcp-tools-remoteInternal library for RCP tools - remote copy protocol and networking (not intended for direct use)1,125MITDevelopment tools rcp-tools-rlinkFast hard-linking tool - efficiently creates hard links for large filesets (inspired by pcp/dsync)895MITCommand line utilitiesFilesystem rcp-tools-rrmFast file removal tool - efficiently removes large filesets (similar to rm -rf but much faster)238MITCommand line utilitiesFilesystem rcp-tools-throttleInternal library for RCP tools - resource throttling and rate limiting (not intended for direct use)2,060MITDevelopment tools rcp_paletteПростий і надійний парсер для перетворення рядкових представлень CSS-кольорів (Hex, RGB, HSL, іменовані) у внутрішню структуру…100MIT rcppAn attempt to implement the C++20 standard. This is mostly to have fun & learn rust5,059GPL-3.0-or-laterCompilers rcpufetch[ALPHA] A rusty crossplatform, but simple CLI binutil for reading CPU information.2,156GPL-3.0Command line utilitiesHardware support rcqTransparent local resource queues for agent commands15Apache-2.0 rcqsCatalog Queue System for Redis.3,196MITData structuresDatabase interfaces rcrawlA command line program which recursively searches for a named file or directory16,848GPL-3.0-or-laterCommand line utilities rcrefRefer to some component inside a std::rc::Rc3,004MIT / Apache-2.0 rcrefcellWrapper type for Rc<RefCell<A>>10,125non-standardRust patterns rcrona simple cron job scheduling for rust15,270MIT rcrontabemoji. Scheduling tools for setting periodic automatic execution tasks21MITCommand line utilities rcrt1Relocate ELF dynamic symbols251,958Apache-2.0No standard libraryOperating systems rcryptA compact hashing/salting library based on bcrypt with smaller hashes12,594Apache-2.0AlgorithmsCryptography rcryptoA rust cryptography library6,642Apache-2.0 rcsThe official Rust SDK for accessing the Pinnacle API.979MIT RCS-ModuleA short description of my package1,641Apache-2.0 rcs_backendotafablab rust code server backend2,837MIT rcshellplan9 rc in rust3,799GPL-3.0-or-laterCommand line utilities rcspA tiny format for bundling files and decoding them once at runtime15MIT rcssRust CSS embedding library6,189MIT OR Apache-2.0 rcss-bundlerPart of Rust CSS embedding library that allows using collect and save all styles in a file.2,963MIT OR Apache-2.0 rcss-coreRCSS - (core) contain parser functionality.5,779MIT OR Apache-2.0 rcss-cssRusty Cascading Style Sheets (RCSS) is a styling language that brings Rust-inspired syntax to CSS. It combines the robustness of…3,463non-standardCommand line utilitiesWeb programming rcss-layersPart of Rust CSS embedding library that allows saving styles as seperate layers.1,974MIT OR Apache-2.0 rcss-leptosRust CSS embedding library integration with leptos framework.1,678MIT OR Apache-2.0 rcss-macroRCSS - (macro) implementation of proc macros.3,863MIT OR Apache-2.0 rcsslA Rust library for generating X.509 certificates with support for CA, server, client and peer certificate profiles.7,718MIT OR Apache-2.0 rcstrA reference counted string that acts like a regular str slice, hiding the fact that it is wrapped in Rc2,292MIT rcstringDependency-free CString-like implementation for projects with #[no_std]'s16,172MIT rcstructGenerate transparent `Struct(Rc<RefCell<Struct>>)` newtypes8,699MIT OR Apache-2.0 rcsubstringA simple lightweigt reference-counted substring of an Rc<String>.88Apache-2.0 OR MIT rcsvA non-allocating RFC 4180 compliant CSV parser.1,566non-standard rcsyncBuild receiver tracking new file data in given dir464MIT rctCLI Table Output for Rust Project9,367MITCommand-line interface rct_deriveCLI Table Output for Rust Project2,215MITCommand-line interface rctlFreeBSD resource limits and accounting with RCTL / RACCT20,717BSD-3-ClauseAPI bindingsOperating systems::FreeBSD APIs rctreeA 'DOM-like' tree implemented using reference counting6,358,847MIT rcu-cleanSmart pointers using RCU with Deref support.14,163Apache-2.0/MITData structuresMemory management rcu-ringA read-copy-update type that is backed by raw bytes150MIT rcu_128RCU (Read-Copy-Update) implementation for platforms supporting atomic 128-bit operations.14,052MITConcurrencyData structures rcu_cella lockless rcu cell implementation42,873LGPL-3.0ConcurrencyData structures rcu_lista lockless concurrent list implementation2,720LGPL-3.0ConcurrencyData structures rcu_simpleThis crate provides some simple implementations of RCU.21MIT rcubercrate for rubiks cube and solver (LBL, CFOP, Roux, min2phase)3,471MITAlgorithms rcublassafe Rust wrapper for CUDA's cuBLAS13,559MIT OR Apache-2.0 rcublas-sysFFI bindings to cuBLAS17,354MIT OR Apache-2.0 rcudnnsafe Rust wrapper for CUDA's cuDNN13,947MIT OR Apache-2.0 rcudnn-sysFFI bindings to cuDNN15,406MIT OR Apache-2.0 rcueSimple CUE sheet reader16,721MITParsing tools rculockA synchronization primitive for unlimited lock-free reads with one concurrent writer.5,322MITConcurrency rcuninitCyclic Rc without new_cyclic2,110MIT rcurlrust implemenation of the curl ternary hash function for IOTA2,450MIT rcursAn oxidized RCU implementation2,579MITConcurrency rcursesWrapper over ncurses1,520MIT rcutrcut is a Rust replacement for GNU cut that supports UTF-8.59,711MIT/Apache-2.0 rcut-librcut is a Rust replacement for GNU cut that supports UTF-8.10,172MIT/Apache-2.0 rcvComputer vision library for Rust1,634Apache-2.0 rcwwc in Rust4,258MITCommand line utilities rcwt-rsRust library for reading and writing CCExtractor RCWT binary caption files37MITEncodingMultimedia rcxCommunicate with LEGO RCX bricks7,456MPL-2.0 rcyA CLI tool to remove comments from JavaScript and TypeScript files471MITCommand line utilitiesDevelopment tools rcypherReusable authenticated encryption (Argon2id + AES-256-CBC + HMAC-SHA256) for password-protected, versioned encrypted storage172Apache-2.0Cryptography rcypher-cliA CLI for secure password management, built on the rcypher encryption library71Apache-2.0Command line utilities rczA tool to write a commit message24,072MIT OR Apache-2.0Command line utilities rdsimple utils to replace and delete text in text files6,257GPL-3.0Command line utilities rd-agentManagement agent for resctl-demo30,992Apache-2.0 rd-agent-intfManagement agent for resctl-demo (interface library)34,318Apache-2.0 rd-astCanonical, producer-agnostic AST for R's Rd (documentation) format192MITData structuresParsing tools rd-blockDriver Interface block definition.17,616MITEmbedded developmentNo standard library rd-block-volumeno_std block volume and partition scanner for rd-block style adapters.42Apache-2.0Embedded developmentNo standard library rd-deriveDerive for easier create rabbit-digger config.1,614MIT OR Apache-2.0 rd-dirA tool to reading directories1,630MIT rd-hashdLatency-sensitive pseudo workload for resctl-demo31,251Apache-2.0 rd-hashd-intfLatency-sensitive pseudo workload for resctl-demo (interface library)35,704Apache-2.0 rd-helpdbReader for installed R package help databases (aliases, .rdx/.rdb, Meta/hsearch.rds), built on rd-rds47MITDatabase interfacesParsing tools rd-interfaceJust a stub6,842MIT OR Apache-2.0 rd-netZero-copy network transport wrapper.12,788MITEmbedded developmentNo standard library rd-parserParser for R Documentation (Rd) files1,593MITParser implementations rd-rdsRead-only reader for the subset of R's RDS serialization format used by installed-package help databases53MITEncodingParsing tools rd-sourceParser for R documentation source files into rd-ast documents186MITParsing toolsText processing rd-stdstd for rabbit-digger2,446MIT OR Apache-2.0 rd-utilUtility collection library for resctl-demo36,679Apache-2.0 rd-writerWriter serializing rd-ast documents back to Rd source text25MITText processingValue formatting rd2qmdCLI tool to convert Rd files to Quarto Markdown122MITCommand line utilities rd2qmd-coreCore library for converting Rd files to Quarto Markdown1,645MITText processing rd2qmd-mdastmdast types and Quarto Markdown writer for rd2qmd1,705MITText processing rd2qmd-packagePackage-level operations for converting R documentation to Quarto Markdown191MITText processing rd2qmd-sourceShared Rd source parsing facade for rd2qmd36MITParser implementationsText processing rd_test_artsRuide is a newbie to Rust, this is for his initial trial.1,719MIT rda5807mrda5807m driver for Rust1,570MITEmbedded developmentNo standard library rdapA modern RDAP (Registration Data Access Protocol) client254MITCommand line utilitiesNetwork programming rdap-batchBatch RDAP query execution with concurrency control70MIT rdap-bootstrapIANA RFC 9224 bootstrap server discovery for RDAP212MIT rdap-cacheIn-memory response cache for RDAP clients209MIT rdap-configConfiguration system for RDAPify (TOML + env overrides)70Apache-2.0 rdap-coreRDAP HTTP client core: fetcher, normalizer, retries209MIT rdap-loggingStructured logging initialisation for RDAPify (tracing + JSON/text)24Apache-2.0 rdap-mysqlMySQL / MariaDB persistence backend for RDAPify (query history, caching)66Apache-2.0 rdap-postgresPostgreSQL persistence backend for RDAPify (query history, caching)65Apache-2.0 rdap-rate-limitRate limiting for RDAP queries (per-registry and global)114MIT rdap-securitySSRF protection and URL validation for RDAP clients248MIT rdap-serviceHTTP API service runtime for RDAPify (Axum-based)67Apache-2.0 rdap-sqliteSQLite persistence backend for RDAPify (query history, caching)67Apache-2.0 rdap-streamAsync streaming types for batch RDAP queries211MIT rdap-typesRDAP protocol types and error definitions (RFC 9083)456MITNetwork programming rdap_clientAsync and fast RDAP client and parser.3,981BSD-2-ClauseData structuresNetwork programming rdapifyUnified, secure, high-performance RDAP client with built-in SSRF protection and privacy controls167Apache-2.0Network programmingWeb programming::HTTP client rdapify-clientHigh-level RDAP client with bootstrap, caching, and SSRF protection231Apache-2.0 rdapxA fast, modern RDAP client written in Rust — bulk lookups, caching, JSON/NDJSON output, and colorized tables.187MITCommand line utilitiesNetwork programming rdatatablesA small implementation of datatables back-end API (ssp) on rust-lang. (incomplete).12,798MIT OR Apache-2.0 rdbFast and efficient RDB parsing utility10,118MIT rdb-conntest1,538ISC rdb-paginationSQL query extension library for handling pagination and sorting in relational databases.8,668MITDatabase interfacesRust patterns rdb-pagination-coreSQL query extension library for handling pagination and sorting in relational databases.10,448MITDatabase interfacesRust patterns rdb-pagination-deriveThe provided crate offers a procedural macro for defining `OrderByOptions`.6,191MITDatabase interfacesRust patterns rdb_atelierTool for manipulating RDB files.1,556MIT rdb_coreCore library for working with RDB files.1,595MIT rdb_hasherTool for working with RDB hashing.1,541MIT rdb_toolA wrapper to make debugging Rust pleasant1,541MIT/Apache-2.0Command line utilities rdb_xortoolTool for working with Xor-ed files.1,556MIT rdbadb connectivity1,155MIT rdbcRust DataBase Connectivity (RDBC) API12,228Apache-2.0 rdbc-cliCommand line tool for querying RDBC data sources5,569Apache-2.0 rdbc-mysqlMySQL RDBC Driver10,491Apache-2.0 rdbc-odbcRDBC-ODBC Bridge1,732Apache-2.0 rdbc-postgresPostgres RDBC Driver10,482Apache-2.0 rdbc-rsFutures base Rust DataBase Connectivity (RDBC) library2,109non-standard rdbc-sqliteSQLite RDBC Driver5,260Apache-2.0 rdbc2Rust Database Connectivity Interface10,463MIT rdbc_sqlite3rdbc sqlite3 driver1,533non-standard rdbenchReaction-diffusion simulation based on Gray-Scott model.865MIT OR Apache-2.0 rdbgQuick and dirty Rust remote debugging10,492MIT OR Apache-2.0Development tools::Debugging rdbg-clientThe client library for rdbg6,954MIT OR Apache-2.0Development tools::Debugging rdbg-viewA basic command-line viewer for rdbg8,639MIT OR Apache-2.0Development tools::Debugging rdbiDatabase abstraction layer built on mysql_async with derive macros228Apache-2.0Database interfacesDevelopment tools rdbi-codegenGenerate Rust structs and rdbi DAO functions from MySQL schema DDL248Apache-2.0Database interfacesDevelopment tools rdbi-deriveDerive macros for rdbi database abstraction layer175Apache-2.0Database interfacesDevelopment tools rdbkp2A CLI tool for backing up and restoring Docker container data6,214MITCommand line utilitiesDevelopment tools rdbms-playgroundA cross-platform TUI playground for learning relational databases.18MIT OR Apache-2.0Command line utilitiesDatabase interfaces rdcLibrary for generating Java code from rust structs1,678MIT rdc-macrosMacros for rdc crate2,150MIT rdc_connectionsto query windows RDP connections9,709MIT OR Apache-2.0 rdcachea simple cache using redis backend3,326Apache-2.0 rdcl-number-analyzerCommand line tool that analyses numbers.1,684MIT OR Apache-2.0 rdcl_aoc_helpersHelpers for Advent of Code39,262MIT OR Apache-2.0 rddsimple library to interact with `dd` tool2,572MITFilesystem rdd29SMPTE RDD 29:2019 Dolby Atmos bitstream — frame/element framing + bed/object metadata, no_std.12MIT OR Apache-2.0MultimediaNo standard library rddlRefined Data Description Language (RDDL) specification and parser implementation.3,688MITParser implementations rddnsDDNS Server and Client for Nsd2,448GPL-2.0-only rderde19MIT rdebootstrapDebian/Ubuntu bootstrapper that builds a root filesystem tree from a lockable manifest.466MITCommand line utilitiesDevelopment tools::Build Utils rdecka simple library for choosing distinct random elements1,472MITAlgorithmsData structures rdedupData deduplication with compression and public key encryption. - binary44,778MPL-2.0 rdedup-cdcContent defined chunking (and rolling hash) algos12,229BSD-3-Clause rdedup-libData deduplication with compression and public key encryption. - library38,914MPL-2.0 rdedup-pruneimplementation of a `prune` command for `rdedup`, following the behavior of `attic`1,661MPL-2.0 rdeferA Rust crate providing go like defer functionality in both sync and async contexts.1,587MIT rdenticonAn implementation of jdenticon in pure Rust.6,654MIT rdeploySimple deployment for everyone1,160non-standardAsynchronousCommand line utilities rdestrdest is simple BitTorrent client, currently supporting BEP3 specification.1,922MIT OR Apache-2.0Command line utilities rdetectTraverse up directories to find files/folders by name8,877MIT rdevListen and send keyboard and mouse events on Windows, Linux and MacOS.627,034MITAPI bindingsDevelopment tools::Testing rdevinCross-platform simulation and global listening for keyboard and mouse input.1,946MITAPI bindingsDevelopment tools::Testing rdfrdf is a library for the Resource Description Framework (RDF) and SPARQL implemented in Rust.24,948MIT rdf-borshRDF.rs is a Rust framework for working with RDF knowledge graphs.10,832UnlicenseData structuresNo standard library rdf-canonA Rust implementation of the RDF Dataset Canonicalization algorithm version 1.0 (RDFC-1.0) compatible with Oxigraph and Oxrdf.294,901MIT rdf-canon-elevontA Rust implementation of the RDF Dataset Canonicalization algorithm version 1.0 (RDFC-1.0) compatible with Oxigraph and Oxrdf.771MIT rdf-cliRDF.rs is a Rust framework for working with RDF knowledge graphs.18,861UnlicenseCommand line utilities rdf-compareFast CLI to compute the diff of two RDF files as a quad dataset with two named graphs114Apache-2.0Command line utilitiesScience::Geospatial