All 305,250 crates, alphabetically

bornReuse fields from Struct and Enum definition with functional macros.3,336MIT OR Apache-2.0No standard libraryRust patterns borogoveA personal parsing library.166MIT OR Apache-2.0 boronweb framwork made with <34,326MIT boron-langA simple, efficient, compiled programming language.49,091MIT borromeanEfficient multi-collection storage for flash devices.1,634MIT borrowZero-overhead, safe implementation of partial borrows. This crate allows you to borrow selected fields from a struct and split…47,116MIT OR Apache-2.0 borrow-bagA type-safe, heterogeneous collection with zero-cost add and borrow408,956MIT/Apache-2.0 borrow-countMemory that can be shared with a smart pointer and then reaquired with a future.836MITAsynchronous borrow-devOfficial CLI for Borrow.dev Open-Source Web Development Tools561MITCommand line utilitiesDevelopment tools borrow-frameworkMore flexible borrowing2,663MITData structuresMemory management borrow-graphBorrow graph for outmove.1,754Apache-2.0 borrow-macroHelper for the borrow crate.47,339MIT OR Apache-2.0 borrow-or-shareTraits for either borrowing or sharing data.32,331,745MIT-0Rust patterns borrow-ownedSimple helper for temporary object moving1,956MITRust patterns borrow-visualizerA tool for visualizing borrows in Rust.24MITDevelopment toolsVisualization borrow_channelA channel for borrows3,844MIT OR Apache-2.0Memory managementNo standard library::No dynamic allocation borrow_dbA data store, written in Rust, which will provide a borrow-checker-esque, and restoration of data based on whether the client is…1,213MIT borrow_keyA proc-macro to derive Borrow as well as Eq, Ord, Hash667MIT borrow_mutexAsync Rust Mutex which does not require wrapping the target structure2,629MITAsynchronousNo standard library::No dynamic allocation borrow_traitExposes traits for `borrow` and `borrow_mut`.3,444MIT/Apache-2.0No standard library borrow_with_ref_objVersions of Borrow[Mut] that return reference objects (Ex. std::cell::Ref)6,505BSD-3-ClauseRust patterns borrowck_sacrificesNecessary sacrifices to keep the Borrow Checker happy and developers sane.1,849MITRust patterns borrowed-byte-bufferByte buffer over borrowed &[u8] in Rust5,667MIT borrowed-threadthread-safe way to pass borrow to thread::spawn6,630MIT borrowfixA fix for all you borrow checker problems6,817Unlicense borrowingA simple borrowing example1,140MIT borrowing_exercihow to understand the borrowing in rust18,620MIT OR Apache-2.0Development tools::Testing borrowizeDerive borrowed view structs from owned Rust structs.188MIT OR Apache-2.0Development toolsRust patterns borrowmeThe missing compound borrowing for Rust.36,360MIT OR Apache-2.0Development toolsNo standard library borrowme-macrosThe missing compound borrowing for Rust.36,848MIT OR Apache-2.0Development toolsNo standard library borrownBorrowed or owned, simplified for no-std.492,700MIT/Apache-2.0 borrownedBorrow-or-owned values12,324Apache-2.0 OR MIT borrowscope-macroProcedural macros for BorrowScope ownership tracking74MIT OR Apache-2.0Development toolsVisualization borrowscope-runtimeRuntime tracking system for BorrowScope69MIT OR Apache-2.0Development toolsVisualization borsThis is a very basic library for serialization and deserialization.4,569Apache-2.0 borsaHigh-level, pluggable market data API for Rust with multi-provider support.769MITAPI bindingsFinance borsa-alphavantageAlpha Vantage API connector for the borsa ecosystem.203MITAPI bindingsFinance borsa-coreCore types, connector traits, and time-series utilities for the borsa financial data ecosystem.1,500MITAPI bindingsData structures borsa-mockMock Borsa connector with deterministic fixture data for tests and examples915MITDevelopment tools::Testing borsa-typesShared Borsa-specific data transfer objects built on top of paft.1,025MITAPI bindingsData structures borsa-yfinanceYahoo Finance API connector for the borsa financial data ecosystem with comprehensive market data and streaming support.770MITAPI bindingsFinance borsalinoThin GPU compute abstraction — Metal and Vulkan backends for Industrial Algebra159Apache-2.0Hardware supportMathematics borshBinary Object Representation Serializer for Hashing157,255,881MIT OR Apache-2.0EncodingNetwork programming borsh-cliCommand-line utility for manipulating Borsh-serialized data5,351GPL-3.0Command line utilitiesEncoding borsh-deriveBinary Object Representation Serializer for Hashing130,223,351Apache-2.0EncodingNetwork programming borsh-derive-internalBinary Object Representation Serializer for Hashing28,724,153Apache-2.0EncodingNetwork programming borsh-derive-internal-satelliteBinary Object Representation Serializer for Hashing58,952Apache-2.0EncodingNetwork programming borsh-incrementalIncremental Borsh deserialization with defaults for backward-compatible schema evolution.37,106Apache-2.0 borsh-max-sizeBorsh MaxSize trait2,949MIT borsh-max-size-deriveDerive macro for borsh-max-size2,110MIT borsh-schema-derive-internalSchema Generator for Borsh28,687,255Apache-2.0EncodingNetwork programming borsh-schema-writerWrite a BorshSchemaContainer to a binary file5,886MITParsing tools borsh-serde-adapterAdapter to go from borsh to serde and vice versa6,948MITParsing tools borsh-vBinary Object Representation Serializer for Hashing3,415Apache-2.0EncodingNetwork programming borsh_utilsBorsh serialization helpers for Bitcoin primitives used by the Spaces protocol.813MIT borsholderDashboard of rust-lang/rust's bors queue.25,376MIT borshwsc_minigrepCommandline app for search in files199MIT OR Apache-2.0 bort-vklightweight vulkan wrapper10,675MIT/Apache-2.0Rendering::Graphics APIs bort-vmaRust ffi bindings and idiomatic wrapper for AMD Vulkan Memory Allocator (VMA)7,577MIT/Apache-2.0API bindingsRendering bortnichuk_my_cratetest crate2,917MIT boruta-rsFast parallel Boruta feature selection algorithm in Rust — OOB permutation importance, classification and regression39MITAlgorithmsScience bosFlexible Borrowed, Owned or Shared (B.O.S.) smart pointers. Like std's Cow but with Rc/Arc and without the ToOwned requirement.14,753MIT OR Apache-2.0Data structuresRust patterns bos-cliCommand line utility helps to develop widgets for near.social by allowing developers to use standard developer tools like their…23,257MIT OR Apache-2.0 bos_books_codesA library that handles 3-character Bible Books Codes.4,230MIT OR Apache-2.0Command line utilitiesText processing bosch-bme680A pure rust implementation for the BME680 environmental sensor11,366MITEmbedded developmentNo standard library boseA library of mathematical and scientific formulas6,875non-standardScience bose-cliControl supported Bose headphones from your terminal20MITCommand line utilities bose-dfuFirmware updater for various Bose devices4,103MITCommand line utilities bose_einsteinA data structure that efficiently partitions elements into two sets1,446CC0-1.0Data structuresNo standard library bose_soundtouchRust client for the Bose SoundTouch API11,267Apache-2.0 boshCLI frontend for bosh_compiler2,089Unlicense bosh-rsA highly customizable physics engine for the game Line Rider7,899LGPL-3.0-onlyGame developmentGames bosh_compilerCompiler backend for bosh, a Lisp that compiles to Scratch 3.0 project files3,002Unlicense bosionGather build information for verbose versions flags77,200Apache-2.0 OR MIT boskPure-Rust LightGBM inference: parses the text model format directly — no FFI, zero deps. Optional ONNX Runtime and CatBoost…27MIT OR Apache-2.0AlgorithmsScience bosmasterBosmaster - control plane for the Governetics platform. Reserved namespace.18LicenseRef-ProprietaryDevelopment tools bosmateBosmate - system agent for software delivery in the Governetics platform. Reserved namespace.18LicenseRef-ProprietaryDevelopment tools bosonA vulkan abstraction layer.37,771MIT boson-axumHTTP admin API for Boson under /api/boson38MITAsynchronousConcurrency boson-backend-memIn-memory QueueBackend adapter for tests, CI, and testkit38MITAsynchronousConcurrency boson-backend-natsNATS JetStream KV QueueBackend adapter for Boson Tier 331MITAsynchronousConcurrency boson-backend-postgresPostgreSQL QueueBackend adapter for Boson34MITAsynchronousConcurrency boson-backend-redisRedis QueueBackend adapter for Boson (ZSET ready queue + JSON job bodies)31MITAsynchronousConcurrency boson-backend-scyllaScyllaDB QueueBackend for Boson31MITAsynchronousConcurrency boson-backend-sql-commonShared SQL QueueBackend for SQLite and PostgreSQL45MITAsynchronousConcurrency boson-backend-sqliteSQLite QueueBackend adapter for Boson35MITAsynchronousConcurrency boson-corePortable Boson types, QueueBackend port, and identity hooks81MITAsynchronousConcurrency boson-macrosProc macros for Boson work engine (#[boson::task])47MITAsynchronousConcurrency boson-runtimeBoson worker engine, builder, and enqueue orchestration48MITAsynchronousConcurrency boson-telemetryBoson OpsLog telemetry port58MITAsynchronousConcurrency bosondweb server1,199non-standard bosonnlpBosonNLP SDK for Rust41,621MIT bosonsA utility library for lerp math542MIT OR Apache-2.0 bosqueA very fast in-place kdtree library3,342Apache-2.0 OR MIT bosregistryBosregistry - artifact registry component of the Governetics platform. Reserved namespace.18LicenseRef-ProprietaryDevelopment tools bossBaseball Open Source Software4,719MIT boss-cliThe crate for boss1,161GPL-3.0-or-laterCommand line utilities bossaRust cxx wrapper around BOSSA SAM-BA library6,254BSD-3-Clause bossacRust cxx version of the BOSSA SAM-BA utility4,097BSD-3-Clause bosshoggBossHogg — the agent-first PostHog CLI. Feature flags, HogQL queries, insights, dashboards, cohorts, persons, events,…266MITAPI bindingsCommand line utilities bossyOpinionated convenience wrappers for `std::process::Command` and friends.22,666Apache-2.0/MITRust patterns bostrom-mcp85-tool MCP server for Bostrom blockchain: read chain state, sign transactions, mine Lithium proofs26MIT bosunbosun294MIT OR Apache-2.0 bosun-cryptobosun-crypto303MIT OR Apache-2.0 bosun-crypto-blsbosun-crypto-bls303MIT OR Apache-2.0 bosun-crypto-hashingbosun-crypto-hashing280MIT OR Apache-2.0 bosun-crypto-kzgbosun-crypto-kzg304MIT OR Apache-2.0 bosun-tmuxTmux-native orchestrator for AI agent sessions636MITCommand line utilities bosun-typesbosun-types296MIT OR Apache-2.0 bosun-utilsbosun-utils305MIT OR Apache-2.0 bosun_emitterA command line tool and Rust library to emit metric data to StackExchange's monitoring and alerting system Bosun.18,184MIT botA bot for the videocall project7,389MIT OR Apache-2.0MultimediaNetwork programming bot-api-exampleПример использования всех api из botx-api2,848MIT bot-collaboration-sdk-rustRust SDK for Bot Collaboration System18MIT bot-coreCore types, events, commands, and traits for the trading bot236MIT bot-engineTrading bot engine: order manager, inventory, event routing47MIT bot-frameworkA Telegram Bot framework4,988MIT bot-orchestratorIn-process strategy orchestrator for grouped trading bots69MIT bot-rs-coreCore library for implementing plugins and plugin-loaders for chatbots3,451MITWeb programming bot-rs-core-deriveDerive Macro crate for bot-rs-core library2,722MITWeb programming bot_sdk_lineLine bot sdk for rust.1,684Apache-2.0 bot_server_clientLibrary to interact with the core of my bot27,424MIT botagentA bot user agent detection library using regex patterns.1,288non-standard botanRust wrapper for Botan cryptography library326,497MITAPI bindingsCryptography botan-crypto-providerA rustls CryptoProvider backed entirely by the Botan cryptography library22MIT OR Apache-2.0 botan-srcSources of Botan cryptography library202,590MITCryptography botan-sysFFI wrapper for Botan cryptography library314,595MITCryptographyExternal FFI bindings botanicaProfessional botanical cultivation database with AI-powered plant insights354MIT OR Apache-2.0Database interfacesScience botanical-latinDecliner / conjugator / inflector for classical / botanical Latin.9,813MIT OR Apache-2.0 botanioA telegram bot analytics system based on Yandex.Appmetrica.2,960MIT botanistGenerate GraphQL schemas from Diesel models1,724MITWeb programming botanist_codegenCode generation library for Botanist; Generate GraphQL schemas from Diesel models1,761MITDatabase interfacesWeb programming botaoA text data file reader2,841MIT/Apache-2.0 botapiA mildly competent autogenerated telegram bot api wrapper67,321MIT botcat-capooA NapCat based QQ bot implemented in Rust1,869LGPL-3.0-or-later botchaRust SDK for Botcha — the reverse CAPTCHA for AI agents. Coming soon.21MITAuthentication botcliSmall cli tool to control my bot server5,310MIT botcoreProduction-grade asynchronous bot engine with enterprise observability features9,374MIT OR Apache-2.0AsynchronousCommand line utilities botctlCLI for observing and safely driving Claude, Codex, OpenCode, Pi, Grok, and Antigravity sessions inside tmux257MITCommand line utilities boteMCP core service — JSON-RPC 2.0 protocol, tool registry, audit integration, and TypeScript bridge2,090GPL-3.0-onlyWeb programming botfairrust bindings for Betfair's SportsAPING7,661AGPL-3.0-only bothPseudo-union for abstracting two-faced nature of data1,728MIT bothan-binanceRust client for the Binance exchange with Bothan integration1,356MIT OR Apache-2.0 bothan-bitfinexRust client for the Bitfinex exchange with Bothan integration1,363MIT OR Apache-2.0 bothan-bybitRust client for the Bybit exchange with Bothan integration1,363MIT OR Apache-2.0 bothan-coinbaseRust client for the Coinbase exchange with Bothan integration1,363MIT OR Apache-2.0 bothan-coingeckoRust client for the CoinGecko exchange with Bothan integration1,360MIT OR Apache-2.0 bothan-coinmarketcapRust client for the CoinMarketCap exchange with Bothan integration1,364MIT OR Apache-2.0 bothan-coreCore library for Bothan4,044MIT OR Apache-2.0 bothan-htxRust client for the HTX exchange with Bothan integration1,362MIT OR Apache-2.0 bothan-krakenRust client for the Kraken exchange with Bothan integration1,361MIT OR Apache-2.0 bothan-libLibrary contain base functionality and types for Bothan2,998MIT OR Apache-2.0 bothan-okxRust client for the OKX exchange with Bothan integration1,359MIT OR Apache-2.0 boticordrsCrate for BotiCord API8,040MITAPI bindingsWeb programming::HTTP client botkitUnified Rust bot framework with optional Discord, Telegram, and Matrix adapters20MIT OR Apache-2.0API bindingsAsynchronous botkit-coreCore abstractions for the botkit unified bot framework210MIT OR Apache-2.0 botkit-discordDiscord implementation for botkit66MIT OR Apache-2.0 botkit-matrixMatrix implementation for botkit66MIT OR Apache-2.0 botkit-telegramTelegram implementation for botkit66MIT OR Apache-2.0 botletDistributed AI Agent orchestration infrastructure. [O]19Apache-2.0AsynchronousCommand line utilities botnetbotnet1,590BUSL-1.1 botnet-corebotnet2,150BUSL-1.1 botnet-macrosbotnet2,135BUSL-1.1 botnet-utilsbotnet3,128BUSL-1.1 botocore_parserHelper crate for parsing AWS JSON service definitions7,253MIT botpadCommand-driven simple gamepad input handling based on gilrs, with triggers for fast callbacks34MITHardware support botrelayForward content to Telegram and Discord bots and route replies back — reusable primitives for Cloudflare Workers274AGPL-3.0API bindingsWebAssembly botrsA Rust QQ Bot framework based on QQ Guild Bot API4,475MITAPI bindingsAsynchronous botslyAn ai orchestrator platform24non-standard bottariBottari — an AI-native operating system for small teams. Placeholder; real crate coming soon.17MITDevelopment tools bottleActor model framework for Rust.4,756GPL-3.0Asynchronous bottle-ormA lightweight and simple ORM for Rust built on top of sqlx812MIT bottle-orm-macroProcedural macros for bottle-orm, a lightweight ORM for Rust1,002MIT bottleneckA utility to restrict the bandwidth of programs.1,577Apache-2.0 bottleosA bare-bones kernel created to teach myself OS internals4,338MIT bottlerocketAn operating system designed for hosting containers.1,848Apache-2.0 OR MIT bottlerocket-settings-sdkLibraries to assist in creation of Bottlerocket settings extensions1,615Apache-2.0 OR MIT bottlersRust implementation of the Bottle secure-container protocol, built on the purecrypto crate389MITCryptography bottlesAn enum-less typed message passing mechanism3,168MIT bottlesprocketbottlesprocket is a CM17A 'Firecracker' serial port command line tool.580GPL-3.0 bottomA customizable cross-platform graphical process/system monitor for the terminal. Supports Linux, macOS, and Windows.254,616MITCommand line utilitiesVisualization bottomifyFantastic (maybe) CLI for translating between bottom and human-readable text10,647MIT bottomlessBottomless replication for libSQL20,526MIT bottomless-cliCommand-line interface for bottomless replication for libSQL17,404MIT bottomless-pitA very simple 2D rendering/game engine inspired by raylib8,098MITGame engines bottomspeakAn esoteric programming language for bottoms.184GPL-3.0 bottomspeak-macrosMacros for bottomspeak61LGPL-3.0 bottymcbottyfaceA collection of IRC bots5,886Apache-2.0 botw-utilsA library with various utilities for modding Breath of the Wild33,599MITGame development botway-rsRust client package for Botway.6,815MIT botworkbotwork is a single-binary, generic and open-source automation framework written in Rust for acceptance testing, acceptance test…2,873MITDevelopment toolsDevelopment tools::Testing botx-apiОбертка над BotX api (eXpress)11,654MIT botx-api-frameworkФреймворк для реализации ботов под платформу eXpress12,012MIT botx-api-framework-codegenЗависимость кодогенерации генерации для фреймворкa2,861MIT botzr-aegis-auditStructured audit records for Aegis — always emitted on every exit path.33MITDevelopment tools botzr-aegis-capabilityDefault-deny capability resolver and grant minting for Aegis.33MITDevelopment tools botzr-aegis-cliCLI for Aegis. Installed binary name: aegis.31MITCommand line utilitiesDevelopment tools botzr-aegis-coreCore types and traits for Aegis — secure agent tool execution runtime.61MITDevelopment toolsWebAssembly botzr-aegis-mcpPhase 2 MCP stdio gateway for Aegis — tools/call → Runtime pipeline → audit JSONL.16MITDevelopment tools botzr-aegis-policyYAML policy engine for Aegis — parsed once, synchronous evaluation.33MITDevelopment tools