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.
ovunto-security-macrosThis are some macros for ovunto-security1,896MIT
owOw calls a function with self.1,879MIT
ow_blob_codecConvert xml files to EIP4844 BLOB2,880MIT
ow_wallet_adapterOriginal Works EVM wallet adapter library with KMS integration631MIT OR Apache-2.0
owa4xIdiomatic wrapper around the owa4x-sys crate32,409MIT
owa4x-sysLow-level bindings to the C library provided to use functionality on the OWA4x embedded computer12,389MIT
owa5x-sysLow-level bindings to the C library provided to use functionality on the OWA5x embedded computer2,258MIT
owapiOverwatch JSON API bindings for Rust5,269MIT
owasmStandard library for oracle scripts on BandChain14,733Apache-2.0
owasm-abiRust WebAssembly Contracts Abi9,928MIT/Apache-2.0
owasm-abi-deriveRust WebAssembly Contracts Abi (derive macros)14,855MIT/Apache-2.0
owasm-abi-utilsUtilities for Oasis macros1,817MIT/Apache-2.0
owasm-allocParity WebAssembly standard library internal allocator1,894MIT/Apache-2.0
owasm-cryptoCryoto functions for Oracle script6,268Apache-2.0
owasm-debugLogging utility ontop of owasm-ethereum3,282MIT
owasm-ethereumExterns library to interact with Ethereum-like network9,984MIT/Apache-2.0
owasm-kitStandard library for oracle scripts on BandChain12,291Apache-2.0
owasm-libcParity WebAssembly standard library libc bindings1,966MIT/Apache-2.0
owasm-stdA standard library for interacting with the Oasis platform.16,579MIT/Apache-2.0
owasm-utilsCollection of command-line utilities and corresponding Rust api for producing owasm-compatible executables4,754MIT/Apache-2.0
owasm-utils-cliCollection of command-line utilities and corresponding Rust API for producing owasm-compatible executables5,218MIT/Apache-2.0
owasm-vmOracle script VM runtime8,234Apache-2.0
owasm2TODO3,126Apache-2.0
owasp-headersbest-practice OWASP HTTP response headers ( https://owasp.org/www-project-secure-headers/ ) for Rust5,574MIT
owasp_password_validatorA password validator based on OWASP guidelines1,333MIT
owb-coreCore drivers and utilities for the Omni‑Wheel Bot (no‑std embedded robotics)461MIT OR Apache-2.0
owcryptRust version for BlockTree's owcrypt library4,519GPL-3.0
owens-ml-parserA lightweight parser for a lightweight markup language.1,381MIT
owens-tOwen's T Function and Bivariate Normal CDF computations6,044MIT OR Apache-2.0
owfsRust API for OWFS (1-Wire file system)13,268MIT
owiBindings to the C symbolic API of the owi bug finding tool1,771AGPL-3.0-only
owidSimple cryptographically auditable identifiers and processors implemented in Rust.89Apache-2.0
owiwiA library to initialize tracing with opentelemetry43MPL-2.0
owlROP-gadget finder in Rust5,176Apache-2.0
owl-cryptoCryptography helper library5,159GPL-3.0-or-later
owl-dl-cliCommand-line interface for the rustdl OWL DL reasoner81Apache-2.0 OR MIT
owl-dl-coreCore IR, normalization, and shared utilities for the rustdl OWL DL reasoner241Apache-2.0 OR MIT
owl-dl-datatypesDatatype reasoners (xsd:boolean, xsd:integer, xsd:string, ...) for rustdl196Apache-2.0 OR MIT
owl-dl-reasonerHybrid saturation+tableau OWL DL reasoner — public API for rustdl133Apache-2.0 OR MIT
owl-dl-saturationConsequence-based saturation engine for the EL fragment, used by rustdl164Apache-2.0 OR MIT
owl-dl-tableauTableau-based reasoning engine for SROIQ used by rustdl165Apache-2.0 OR MIT
owl-loggerA production-ready, ergonomic logging library for Rust — inspired by Python's xmi_logger, powered by tracing.183MIT OR Apache-2.0
owl-logger-macrosProcedural macros for owl-logger — #[monitor] attribute macro for automatic function instrumentation.236MIT OR Apache-2.0
owl-ms-language-serverAn incremental analysis assistant for writing ontologies with the OWL Manchester Syntax4,234Apache-2.0
owl-writeA TUI for managing your writing49GPL-3.0-or-later
owl2shaclA CLI tool that tries to convert simple OWL ontologies into SHACL shapes.
OWL ontologies define logical relationships.
…487AGPL-3.0-or-later
owl_midiBindings for OWL firmware FFI16,963GPL-2.0-or-later
owl_patchRust SDK for Rebel Technology Owl2/3 devices8,782MIT OR Apache-2.0
owl_patch_macrosMacros for the owl_patch crate1,349MIT OR Apache-2.0
owlchessYet another chess library for Rust15,213MIT
owlchess_baseBase types for owlchess (not indended to use directly)16,067MIT
owldictA simple to use command line dictionary for english.4,275GPL-2.0
owlgoA lightweight CLI to assist in solving CP problems1,536non-standard
owlishOWL 2 implementation with wasm support and turtle parsing81,181MIT OR Apache-2.0
owlz"Owlz" ascii emojis, created randomly or by design.3,404MIT OR Apache-2.0
owm-rsWrapper around the free offer of the OpenWeatherMap API.12,387MIT
owm-weather-cliSimple CLI tool to show weather information from OpenWeatherMap2,827MIT
owmathQuaternions, basic functions9,145MIT OR Apache-2.0
owml-parserA lightweight parser for a lightweight markup language.4,454MIT
owmods_cliA CLI Tool To Manage OWML Mods35,973GPL-3.0-or-later
owmods_coreThe core library for the Outer Wilds Mod Manager36,762GPL-3.0-or-later
ownWraps an owned or borrowed value.14,844MIT OR Apache-2.0
own-ref&own references with ergonomic macro construction2,712non-standard
own_artAn art library1,542MIT
own_or_borrowUnified references to owned or RefCell borrowed data2,158EUPL-1.2
ownableDerive macro for structs/enums with Cow, which can convert Type<'a> to Type<'static> and more1,542,424MIT OR Apache-2.0
ownable-coreTraits for structs/enums with Cow, which can convert Type<'a> to Type<'static> and more30,947MIT OR Apache-2.0
ownable-macroProcedural macros for the ownable crate1,589,549MIT OR Apache-2.0
ownable-stdutils library for eqty ownable contracts9,641MIT
ownable-std-macrosproc macros for lto ownable contracts5,819MIT
ownablesA library that defines the Ownable trait and facilitates mutation by moving or reading from the source.537MIT OR Apache-2.0
ownagePerform a massive ownage of your variables! Clone into closure without macros.1,566MIT OR Apache-2.0
owndaysCLI to scrape and track Owndays HK glasses catalog22MIT
ownedTraits for taking ownership of values1,782MIT/Apache-2.0
owned-allocA crate to help reducing manual memory management errors.2,099,509MIT
owned-bufAn owned buffer type for reading into possibly uninitialized memory4,515MIT OR Apache-2.0
owned-dropA wrapper that enables ownership on drop3,011MIT OR Apache-2.0
owned-fdOwnership and lifetimes for file descriptors29,214MIT OR Apache-2.0
owned-futureTurn borrowed futures into owned futures1,772MIT
owned-pinA wrapper that both owns and pins data in memory13,379MIT OR Apache-2.0
owned-pin-macrosA wrapper that both owns and pins data in memory3,816MIT OR Apache-2.0
owned-readWraps your `Deref<Target=[u8]>` into a `io::Read`.268,130MIT
owned-singletonOwned singletons36,981MIT OR Apache-2.0
owned-singleton-macrosProcedural macros re-exported in the owned-singleton crate37,694MIT OR Apache-2.0
owned_charsOwned iterators with the same output as Chars and CharIndices79,711MIT/Apache-2.0
owned_chunksa collection of traits and iterators to get owned chunks from collections4,065MIT
owned_json_deserializerBecause apparently `serde_json` only deserializes through a reference™.1,580MIT OR Apache-2.0
owned_ref_cellRust library offering a custom RefCell variant with owned references for flexible and dynamic borrowing management.1,442MIT
owned_strProvide a stack allocated String for no-std or const environement2,001MIT
owned_ttf_parserttf-parser plus support for owned data45,531,825Apache-2.0
ownedbytesExpose data as static slice15,384,949MIT
ownedrefLibrary to pass around references that will be owned types on deserialization177MIT OR Apache-2.0
owner-monadRust implementation of a monad which provides ownership of an object6,904Apache-2.0
ownersParsing of OWNERS files in Rust2,132MIT OR Apache-2.0
ownershipObtaining ownership.4,882MIT
ownership-deriveDerive macros for obtaining ownership.1,566MIT
owning-handleUtility to keep depended object along with it's owner50MIT
owning_refA library for creating references that carry their owner with them.22,494,703MIT
owning_ref_asyncA library for creating references that carry their owner with them.24,741MIT
owning_ref_lockableA library for creating references that carry their owner with them.4,556MIT
ownitEasily turn borrowed type into owned values1,022MIT OR Apache-2.0
ownit-deriveEasily turn borrowed type into owned values1,242MIT OR Apache-2.0
ownrefProvide the smart pointer type that bundles the data with its owner.8,019MIT
ownrsParser for OWNERS files13,899MIT
ownserverExpose your local game server to the Internet5,281MIT
ownserver_libExpose your local game server to the Internet5,946MIT
ownsight-cliCLI tool for visualizing Rust ownership and borrowing23MIT OR Apache-2.0
ownsight-coreCore analysis engine for Rust ownership and borrowing visualization125MIT OR Apache-2.0
ownsight-driverRust compiler integration and analysis driver for Ownsight76MIT OR Apache-2.0
owoA simple uploader for owo.whats-th.is.10,879GPL-3.0
owo-codeOwO Code owo! pwogwam owo in ur nyative wanguage owo!3,961WTFPL
owo-colorsZero-allocation terminal colors that'll make people go owo142,792,110MIT
owo-rsmake your logs more owo1,474MIT
owo-skin-rsA Rust library for controlling the OWO skin1,459MIT
owoifierTranslates English text to OwO using magic.6,132GPL-3.0-or-later
owoifyText owoification library10,147MIT
owoify_rsThis Rust port of mohan-cao's owoify-js is released under MIT license, which is also the same license of owoify-js. This simple…20,544MIT
owon-speOWON SPE programmable power-suppy api crate1,586MIT OR Apache-2.0
owoofUses SQLite to store data and a datalog-like format to query it.7,846Apache-2.0
owotilityConfiguration utility for OwOpad firmware2,628MIT OR Apache-2.0
owoverlayA very simple configurable key overlay written in Rust.2,602MIT
owsBrand new Rust Window System Library. Still in development not ready for use at all but if you want to stay up to date on…1,390Apache-2.0
ows-cantonCanton Network chain family plugin for Open Wallet Standard38MIT
ows-cliCLI for the Open Wallet Standard394MIT
ows-coreCore types and traits for the Open Wallet Standard39,840MIT
ows-libHigh-level library API for the Open Wallet Standard7,002MIT
ows-payPayment client for the Open Wallet Standard (x402)405MIT
ows-signerCryptographic signing and key management for the Open Wallet Standard39,674MIT
oww-rsMinimalistic version of the OpenWakeWord inference in Rust and ONNX runtime38,106MIT
owxAgent-native, self-custodial, policy-gated, multi-chain wallet toolkit.61MIT OR Apache-2.0
owx-cliCLI for OWX agent wallet toolkit.19MIT OR Apache-2.0
owx-payx402 payment protocol, service discovery, and wallet funding for OWX.36MIT OR Apache-2.0
owx-swapBackend-agnostic cross-chain token swap engine for OWX.36MIT OR Apache-2.0
owx-vaultCrypto envelope, secret-bytes, and generic file-system store for OWX.74MIT OR Apache-2.0
oxAn NWScript bytecode disassembler.2,155MIT
ox-codesCode search, structural rewrite, and dataflow analysis as an HTTP service — ripgrep + tree-sitter + ast-grep behind one JSON API.60MIT
ox-coreCode search engine (grep, scoped, structural, rewrite) over ripgrep + tree-sitter + ast-grep (part of ox-codes).82MIT
ox-dataflowIntraprocedural dataflow engine (IL, CFG, def-use, reaching definitions, taint tracking) (part of ox-codes).84MIT
ox-langsTree-sitter language definitions and AST scope queries for 15 languages (part of ox-codes).100MIT
ox-serveraxum HTTP handlers exposing ox-codes' search, rewrite, and dataflow engines as a JSON API.72MIT
ox_content_allocatorArena allocator for Ox Content based on bumpalo3,615MIT
ox_content_astAST definitions for Ox Content Markdown parser3,236MIT
ox_content_docsSource code documentation generator for Ox Content (like cargo docs)1,109MIT
ox_content_incrementalIncremental Markdown parsing and rendering for Ox Content248MIT
ox_content_mdastMDAST serializers and transfer buffers for Ox Content158MIT
ox_content_napiNode.js bindings for Ox Content25MIT
ox_content_og_imageOG image generation for Ox Content1,812MIT
ox_content_parserHigh-performance Markdown parser for Ox Content2,155MIT
ox_content_profilerProfiling primitives for Ox Content: counting global allocator, hierarchical timing spans, and report formatting362MIT
ox_content_rendererMarkdown renderer for Ox Content1,922MIT
ox_content_searchFull-text search engine for Ox Content1,085MIT
ox_content_ssgStatic Site Generation for Ox Content documentation1,738MIT
ox_content_transformMarkdown transformation pipeline for Ox Content124MIT
ox_content_viteVite Environment API integration for Ox Content1,017MIT
ox_content_wasmWebAssembly bindings for Ox Content - Browser-ready Markdown parser24MIT
ox_jsdocHigh-performance JSDoc parser with Binary AST format and lazy decoder, inspired by oxc5,720MIT
ox_mf2_parserHigh Performance MessageFormat 2 parser core with CST, diagnostics, recovery, semantic lowering, and binary snapshot support.239MIT
oxain development39MIT
oxa-typesRust types generated from the OXA schema44MIT
oxablHigh-performance tooling suite for Progress ABL35MIT
oxabl_astAST node definitions for the Oxabl ABL parser235MIT
oxabl_codegenCode generation tool for Oxabl lexer keywords and atoms34MIT
oxabl_commonShared utilities for the Oxabl ABL tooling suite218MIT
oxabl_lexerTokenizer for Progress ABL source code164MIT
oxabl_parserParser for Progress ABL source code107MIT
oxagornOxagorn - Rust reimplemented ARAGORN, tRNA and tmRNA detection, for bactars annotator78GPL-3.0
oxaiAn AI powered SDK1,811MIT
oxalisA peer to peer backup service.1,838MIT OR Apache-2.0
oxalis-renderer[WIP] A real-time renderer1,235MIT
oxalslienALIEN-inspired claim verification and finality probability simulator28MIT
oxanaA simple & fast job queue system.1,279MIT
oxana-macrosMacros for Oxana.1,251MIT
oxana-webWeb UI for Oxana job queue system.643MIT
oxanusDEPRECATED: renamed to oxana. Use oxana 2.x instead.21,032MIT
oxanus-macrosDEPRECATED: renamed to oxana-macros. Use oxana-macros 2.x instead.957MIT
oxanus-webDEPRECATED: renamed to oxana-web. Use oxana-web 2.x instead.508MIT
oxapiGenerate type-safe Rust server stubs from OpenAPI specs5,817LGPL-3.0
oxapi-implImplementation details for oxapi - not for direct use6,044LGPL-3.0
oxapi-macroProcedural macros for oxapi - not for direct use5,927LGPL-3.0
oxarchiveRust SDK for async 0xArchive market data clients147MIT
oxaterminalOXA TERMINAL SDK20MIT
oxbitnetRun BitNet b1.58 ternary LLMs with wgpu151MIT
oxbowRead conventional genomic file formats as data frames and more via Apache Arrow.6,535MIT OR Apache-2.0
oxbuildUltra-fast typescript compiler5,555MIT
oxcA collection of JavaScript tools written in Rust.1,218,305MIT
oxc-browserslistRust-ported Browserslist for Oxc.1,650,175MIT
oxc-css-parserParser for CSS, SCSS, Sass, and Less.22,643MIT
oxc-css-parser-macroProcedural macros for oxc-css-parser.2,593MIT
oxc-graphql-parserSpec-compliant GraphQL parser.15,738MIT OR Apache-2.0
oxc-mietteFancy diagnostic reporting library and protocol for us mere mortals who aren't compiler hackers.4,346,970Apache-2.0
oxc-miette-deriveDerive macros for miette. Like `thiserror` for Diagnostics.4,344,741Apache-2.0
oxc-schemarsGenerate JSON Schemas from Rust code267,857MIT
oxc-tomlA TOML formatter library77,216MIT
oxc-yaml-parserA YAML 1.2 parser that produces a comment-preserving typed AST.1,384MIT
oxc-zedOxc Zed Extension320MIT
oxc_allocatorA collection of JavaScript tools written in Rust.5,061,684MIT
oxc_astA collection of JavaScript tools written in Rust.5,047,065MIT
oxc_ast_lowerOxc is a JavaScript / TypeScript tooling suite.7,400MIT
oxc_ast_macrosA collection of JavaScript tools written in Rust.4,899,282MIT
oxc_ast_visitA collection of JavaScript tools written in Rust.1,607,064MIT