Source: doc.rust-lang.org (std library reference) · crates.io database dump, 2026-07-25 (crates directory)Contact
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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.

parrot_ar_droneThis is a Rust API to control Parrot AR Drone 2.0.5,431GPL-3.0-or-later parrot_coreParrot is your personal assistant1,730MIT parrot_rsParrot is your personal assistant5,230MIT parrotlibCross-platform CLI tools for anything you could ever need25MITCommand line utilitiesDevelopment tools parrotsParrotLib for Rust1,509AGPL-3.0-or-later parrse-serverAn initial attempt to replace basic features of parse server1,151MIT parrunA command line tool to run multiple commands at the same time.1,051MIT parryParallel array processing: deflect performance problems.3,137MIT/Apache-2.0 parry-guardPrompt injection scanner CLI - substring, unicode, secrets, and ML detection191MITCommand line utilitiesDevelopment tools parry-guard-coreCore scanning (unicode, substring, secrets, decode) - no ML, no async516MITCommand line utilitiesDevelopment tools parry-guard-daemonAsync daemon for persistent ML model loading345MITCommand line utilitiesDevelopment tools parry-guard-destructiveAST-based destructive operation detection339MITCommand line utilitiesDevelopment tools parry-guard-exfilAST-based code exfiltration detection using tree-sitter342MITCommand line utilitiesDevelopment tools parry-guard-hookClaude Code hook integration263MITCommand line utilitiesDevelopment tools parry-guard-mlML-based injection detection (DeBERTa v3)459MITCommand line utilitiesDevelopment tools parry2d2 dimensional collision detection library in Rust.1,496,172Apache-2.0Game developmentMathematics parry2d-f642 dimensional collision detection library in Rust. 64-bit precision version.662,745Apache-2.0Game developmentMathematics parry3d3 dimensional collision detection library in Rust.2,089,564Apache-2.0Game developmentMathematics parry3d-f643 dimensional collision detection library in Rust. 64-bits precision version.6,246,871Apache-2.0Game developmentMathematics parsA tool to get list of functions in a python file2,092MIT OR Apache-2.0 pars-cliA zx2c4-pass compatible passwords manager2,935GPL-3.0-or-later pars-corePars(a zx2c4-pass compatible passwords manager) core library2,757GPL-3.0-or-later pars_kmaA briedf description1,051MIT pars_libsLibraries to help implementing cs6991-23T3-ass25,850MIT OR Apache-2.0 parsaa functional combinator parsing library12,531MIT OR Apache-2.0Parsing tools parsableA trait to easily parse data structures.6,743MIT parsable-macroMacro to generate the `parsable` trait on enums or structs.3,874MIT parsanolHigh-performance PEG parser library with packrat memoization and arena allocation1,856MIT parsanol-deriveDerive macros for parsanol - typed AST generation from parser output1,810MITDevelopment tools::Procedural macro helpersParsing tools parscpA fast parallel streaming file sharing tool694non-standard parseBasic parsing from str/bytes. Conversion back to bytes.10,223WTFPL parse-ansiParse ANSI escape codes (colors, underlines, etc.)21,106MIT parse-authorParse an npm-style author string "Name <email> (url)" into its name, email, and url. A faithful port of the parse-author npm…32MIT OR Apache-2.0No standard libraryParser implementations parse-blogger-backup-xmlParse a blogger backup.xml file into posts with comments.2,744MIT parse-book-sourceTerminal reader for novel6,917MIT parse-changelogSimple changelog parser, written in Rust.295,766Apache-2.0 OR MITCommand line utilitiesParser implementations parse-colorA crate that provides conversion from CSS color names or TailwindCSS classes to RGBA colors, in the form of [u8; 4].5,798MIT OR Apache-2.0 parse-css-fontParse the CSS `font` shorthand into its components (style, variant, weight, stretch, size, line-height, family). Zero…32MIT OR Apache-2.0No standard libraryParser implementations parse-dat-urlurl parser to support versioned dat URLs2,391MIT OR Apache-2.0 parse-deriveProcedural macros for barse.1,188MIT OR Apache-2.0 parse-displayProcedural macro to implement Display and FromStr using common settings.34,137,846MIT OR Apache-2.0Parsing tools parse-display-deriveProcedural macro to implement Display and FromStr using common settings.34,126,022MIT OR Apache-2.0Parsing tools parse-display-withCustom formatting/parsing utilities for parse-display.2,894MIT OR Apache-2.0Parsing tools parse-dmsParse a coordinate string (degrees/minutes/seconds or decimal, with hemisphere) into decimal latitude/longitude. A faithful port…16MIT OR Apache-2.0Parser implementationsScience::Geospatial parse-dockerfileDockerfile parser, written in Rust.6,895Apache-2.0 OR MITCommand line utilitiesParser implementations parse-env-filterparser for the env logger filter format28,811MIT OR Apache-2.0No standard libraryParser implementations parse-fmt-strparsin format strings since 19973,996GPL-3.0-or-later parse-formatFormat string parser used by rustc2,431MIT OR Apache-2.0 parse-frequencyA simple library to parse frequency strings into a frequency in Hz.1,771MITCommand line utilitiesValue formatting parse-generics-pocA proof-of-concept implementation of the proposed RFC #1583; provides macros for parsing generics and where clauses. Note:…5,254MIT/Apache-2.0 parse-generics-shimA stable shim for the proposed RFC #1583; provides macros for parsing generics and where clauses.14,191MIT/Apache-2.0 parse-git-urlA parser for git repo urls based on url crate35,216MITEncodingParser implementations parse-hostsParser for an /etc/hosts file.21,759non-standard parse-htmlA simple Rust project to parse HTML.3,066MIT parse-hyperlinksA Nom parser library for hyperlinks with markup.1,098,908MIT/Apache-2.0Parser implementations parse-hyperlinks-extrasExtra parser for a Nom parser library for hyperlinks with markup.32,258MIT/Apache-2.0Parser implementations parse-hyperlinks-htmlThis crate moved to `parse-hyperlinks-extras`.5,671MIT/Apache-2.0Command line utilitiesParser implementations parse-itA user-friendly, opinionated parser generator for Rust.1,576Apache-2.0 parse-it-codegenA user-friendly, opinionated parser generator for Rust.2,033Apache-2.0 parse-it-macrosA user-friendly, opinionated parser generator for Rust.1,825Apache-2.0 parse-jsJavaScript parsing library1,054,279Apache-2.0Development tools::Build UtilsWeb programming parse-json一个处理json的cli程序6,113MIT parse-libupload test1,808MIT OR Apache-2.0 parse-logtail implementation1,560MITParsing tools parse-macro-derivecrate has been renamed to parseal-derive4,342non-standard parse-macrosProvides macros for parsing Rust constructs such as enums and structs.6,777MIT/Apache-2.0 parse-mediawiki-sqlA parser for SQL dumps of a MediaWiki database17,297MIT parse-monitorsGiant Magellan Telescope Computation Fluid Dynamics Parser10,054MITScienceSimulation parse-moreExtension of the `Parse` trait from syn, allowing to parse input from procedural macros directly, without having to create a…633MIT parse-more-macrosProcedural macros for the parse-more crate.508MIT parse-numeric-rangeParse a string of numbers and ranges (e.g. 1,3-5,8) into a list of integers. A faithful port of the parse-numeric-range npm…17MIT OR Apache-2.0No standard libraryParsing tools parse-pdbAn example of parsing molecular data from a PDB file.1,655non-standard parse-posa simple library for locating things in a file when lexing/parsing892MIT parse-regexA recursive descent parser for regular expressions2,983MIT parse-rsA modern and asynchronous Rust SDK for interacting with Parse Server backends987MIT parse-sap-atom-feedParse an XML atom:Feed received from an SAP V2 OData service using code generated by crate parse-sap-odata32,496MITParser implementations parse-sap-odataGenerate a pair of Rust modules from SAP V2 OData metadata49,829MITDevelopment tools::Build UtilsParser implementations parse-sizeParse byte size into integer accurately.18,012,963MIT parse-srcsetParse an HTML img srcset attribute into image candidates (url + density/width/height). A faithful port of the WHATWG-based…37MIT OR Apache-2.0No standard libraryParser implementations parse-styleParse & display rich-compatible style strings5,991MITCommand-line interfaceParser implementations parse-suffixProcess the string suffix as `.parse::<suffix>().unwrap()`1,735MITNo standard libraryNo standard library::No dynamic allocation parse-tcptcp reassembler1,310MPL-2.0 parse-tleParse two line element set9,438MIT parse-upparsing combinators that help the user build up to a successful parse1,540MIT parse-variantsDerive the syn::parse::Parse trait for enumerations and use it to comfortably parse a variant of the enumeration219,512MITDevelopment tools::Procedural macro helpers parse-variants-deriveMacros for the parse-variants crate201,049MITDevelopment tools::Procedural macro helpers parse-wiki-text-2Parse wiki text from Mediawiki into a tree of elements18,128non-standard parse-zoneinfoParse zoneinfo files from the IANA database79,714,304MIT parse2csvparse log-file and output to stdout as csv file by regex976MIT OR Apache-2.0 parse_apiA tool to parse api2,609MIT parse_argTraits and implementations for parsing command-line arguments.851,751MITNFACommand-line interfaceParsing tools parse_argumentA simple way to deal with taking in commandline arguments7,105MIT parse_binaryParse binary data, without std, and without allocation.1,606Apache-2.0No standard library parse_cfgParse and evaluate Rust's `cfg(any(condition))` attribute syntax and target triples1,787,444CC0-1.0 OR MITParsing toolsRust patterns parse_cslparse comma seperated lists into generic type which implements FromStr3,141MIT parse_datetimeparsing human-readable time strings and converting them to a Zoned datetime4,879,740MIT parse_datetime_forkparsing human-readable time strings and converting them to a DateTime3,478MIT parse_durationParses a duration from a string.5,275,283MITCommand-line interfaceParsing tools parse_duration0Parses a duration from a string. Fork with security fix.6,471MITCommand-line interfaceParsing tools parse_float_radixParse floats from strings in various bases1,502CC0-1.0 parse_intParse &str with common prefixes to integer values2,966,108Apache-2.0/MIT/BSL-1.0/CC0-1.0Parsing tools parse_intervalParse text with a specific format into a time interval.2,729MIT OR Apache-2.0Command-line interfaceDate and time parse_kubectl_timeParse time strings from kubectl commands in seconds, e.g., 2m10s -> 1304,925MIT parse_layer7A crate for parsing layer 7 packets comming from UDP OR TCP payloads.13,413MIT OR Apache-2.0Network programmingParsing tools parse_lightA simple, customizable, and lightweight JSON parser with minimal dependencies.38MIT parse_link_headerA library for parsing HTTP Link header.1,622,059MITParsing toolsWeb programming parse_listParse files and lists of stringified things into lists of thingified things4,005Apache-2.0/MIT/BSL-1.0/CC0-1.0Parsing tools parse_mediawiki_dumpParse XML dumps exported from Mediawiki6,131non-standard parse_mediawiki_dump_rebootParse XML dumps exported from Mediawiki15,389MITParsing toolsText processing parse_outdatedParses the output from the `cargo-oudated` crate1,206Apache-2.0 parse_postman_collectionA Postman Collection serialization & deserialization library.12,428MIT parse_proc_mapslightweight library for fast parsing of Linux /proc/[pid]/maps files7,132MIT parse_qapiA library to parser qemu's json like QAPI. This uses a nom parser to parse the json and the descriptions. This library is used…7,999MIT parse_range_headersNo-dep range header parser1,186MITNetwork programmingParser implementations parse_rc_ibusA simple parser for FlySky IBUS4,021MIT parse_resultAdd parse to Result2,634MIT OR Apache-2.0 parse_rustA Rust implementation of Python's parse library for string parsing and pattern matching4,222MIT parse_sbusA crate to parse SBUS packets to data2,658MIT parse_selectorsminify-selectors' API5,858Apache-2.0 parse_test_executableSimple program to extract executable path from `cargo test` output.2,393MIT OR Apache-2.0Command line utilities parse_thatZero-copy parser combinator library for Rust540MIT parse_torrentParse Bittorent .torrent files into usable structs2,106GPL-3.0 parse_treeA non-abstract syntax tree type10,430MIT OR Apache-2.0 parse_urlSimple comand line URL parser1,698MIT parse_wiki_textParse wiki text from Mediawiki into a tree of elements26,419non-standard parse_wiktionary_csParse dictionary pages from the Czech language edition of Wiktionary into structured data1,851non-standard parse_wiktionary_deParse dictionary pages from the German language edition of Wiktionary into structured data2,774non-standard parse_wiktionary_enParse dictionary pages from the English language edition of Wiktionary into structured data1,871non-standard parse_xmlScripts for parsing UniParc XML files downloaded from the Uniprot website into CSV files.1,803MIT parsealAn easy way to create your own parsers8,299non-standard parseal-derivederive macro for the parseal crate5,495non-standard parsebinAn very simple tool to parse binary data and print primitive values to standard out.2,854Apache-2.0 parsecImplementation of Protocol for Asynchronous, Reliable, Secure and Efficient Consensus20,341GPL-3.0 parsec-clientParsec Client library for the Rust ecosystem89,534Apache-2.0Development tools parsec-interfaceParsec interface library to communicate using the wire protocol187,301Apache-2.0Encoding parsec-serviceA language-agnostic API to secure services in a platform-agnostic way48,962Apache-2.0CryptographyHardware support parsec-toolParsec Command Line Interface36,138Apache-2.0Command line utilitiesDevelopment tools parsec-vdd-rustUnofficial client for Parsec Virtual Display driver53MIT parsec_accessAccess the PARSEC database for stellar evolutionary trajectories.2,426MITDatabase interfacesScience parsecombParser Combinator Library407MIT OR Apache-2.0 parsedParser combinators library.10,042MIT parsed-cssA Rust crate for parsing CSS file. It supports reading CSS file in an event-based fashion.283GPL-2.0 parsed-htmlA Rust crate for parsing HTML documents. It supports reading HTML documents in an event-based fashion.62GPL-2.0 parsed_to_plotplots constituency trees and dependency trees given by strings.3,790MIT parsedownMarkdown to html parser3,154MPL-2.0AlgorithmsParser implementations parsegenA parser generator implemented as a proc macro3,084MIT parseidParser for Asmodeus language with AST generation1,147MITCompilersParsing tools parseitSimple text file parsing library powered by regex and glob patterns22,127MIT OR Apache-2.0Parsing tools parselZero-code parser generation by using AST node types as the grammar72,290MITCompilersDevelopment tools parsel_deriveZero-code parser generation by using AST node types as the grammar72,787MITCompilersDevelopment tools parselfWIP2,639MIT parseliteRecursive-descent parser harness with the depth guard baked in: deeply nested input returns a diagnostic, never a stack overflow.46Apache-2.0CompilersParser implementations parsellParsell LL(1) streaming parser combinators70,160MPL-2.0 parselnkParse windows .lnk files in pure rust45,776MIT parseltongueFramework for declarative domain-specific languages964Apache-2.0No standard libraryParser implementations parsely[WIP] Parsing primitives.1,720MIT OR Apache-2.0No standard libraryParsing tools parsely-implMacro-based struct serialization/deserialization3,821MIT parsely-macroMacro-based struct serialization/deserialization3,604MIT parsely-rsMacro-based struct serialization/deserialization3,843MIT parsemeA framework for building robust parsers.2,616MIT parseme-xidBasic Unicode XID support for Parseme.3,208MIT parsenicA simple no-std/no-alloc I/O and parsing crate7,678,899Apache-2.0 OR BSL-1.0 OR MITFilesystemNo standard library parsenmapThis is a tool for parsing nmap xml file to csv or json4,133MIT parsentrySecurity prompt orchestrator for CLI agents72AGPL-3.0 parsentry-cacheContent-addressable file cache for Parsentry82AGPL-3.0 parsentry-claudeClaude Code session reader for parsentry158AGPL-3.0 parsentry-coreCore types and traits for Parsentry258AGPL-3.0 parsentry-parserTree-sitter based code parser and security pattern matcher for Parsentry50AGPL-3.0 parsentry-reportsReport generation for Parsentry126AGPL-3.0 parsenvUtilities for easy definition and parsing of environment variables17BSD-3-Clause parsepatchParse git patch.70,856MPL-2.0 parseqParallel sequential iterator8,045MIT OR Apache-2.0Concurrency parserlua parser2,279MIT/Apache-2.0 parser-cMacros for parser-c.7,528MIT parser-c-macroHelper macros for parser-c4,802MIT OR Apache-2.0 parser-cliCommand-line interface for extracting text from various file formats730MITCommand line utilitiesText processing parser-combinators**DEPRECEATED** Parser combinators based on the Haskell library parsec. This library has been renamed to combine. See…43,216MIT parser-coreA library for extracting text from various file formats including PDF, DOCX, XLSX, PPTX, images via OCR, and more3,872MITEncodingParsing tools parser-deriveA Rust framework for G-Earth extensions2,640MIT parser-haskellParses Haskell into an AST.4,719MIT/Apache-2.0 parser-helperHelpers for handling buffers of bytes2,000GPL-3.0-only parser-langRecursive-descent + Pratt parser infrastructure with error recovery.19Apache-2.0 OR MITDevelopment toolsParser implementations parser-on-rusturl parser on rust4,402MIT OR Apache-2.0 parser-pdaExample of a simple parser pushdown automaton implementation7,568MIT OR Apache-2.0 parser-proxy-wsHigh-performance Solana DEX event parsing and WebSocket streaming library535MITAPI bindingsFinance parser-rsA functional/imperative style parsing library.39Apache-2.0Parsing tools parser-stateA small Rust library for building hand-rolled parsers166non-standard parser-testDeclarative tester for parsers7,468MITParsing tools parser-test-utilsTest utilities for the parser project710MITDevelopment tools::Testing parser-webWeb API for extracting text from various file formats704MITText processingWeb programming::HTTP server parser4curlsa parser for the cURL commands string that copied from the developer tools in the browser, or a string that is compatible with…3,070MIT parser_1_gladunA brief description426MIT parser_configurationLibrary for parsing information from temporary files.1,600MIT OR Apache-2.0 parser_fileParsing file3,721MIT OR Apache-2.0 parser_for_kma_rechkalovaA brief description212MIT parser_fuckA simple parser combinator library15,115MITParsing tools parser_hiskyiVery cool parser996MIT parser_kalyonekenobeA brief description1,019MIT parser_kmaMy first parser with peg198MIT parser_kma_crate_beimukA brief description1,017MIT