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.

polymorpherLibrary for creating and morphing potentially rounded polygons1,980Apache-2.0Graphics polymorphic-constantA macro to define a numerical constant in multiple types at once10,026MIT polymorphic_enumAutomatically wrap enum variant data in a struct. Implement a given trait for the enum that delegates to the structs. Also…6,833LGPL-3.0 polymur-hashPolymur hash function4,867MITAlgorithmsNo standard library polyNextpolyN extension1,234MIT polynodeRust SDK for the PolyNode API — real-time Polymarket data9,940MITAPI bindingsWeb programming::WebSocket polynomA simple library for handling polynomials3,796MIT OR Apache-2.0 polynomenempty22,592GPL-3.0-only polynomialA library for manipulating polynomials177,908MIT polynomial-over-finite-prime-fieldpolynomial over finite prime field19,589AGPL-3.0-or-laterAlgorithmsData structures polynomial-ringA polynomial implementation49,803AGPL-3.0-or-laterAlgorithmsData structures polynomial-rootsFind the real roots of huge polynomials in milliseconds11,560MIT polynomial-simdQuickly evaluate polynomials using SIMD1,746MIT polynomial_opsMultivariable polynomial operations on arrays and vectors12,274MIT polynomial_solverA commmand line tool which lets you approximate the solutions of a polynomial1,836Apache-2.0 polynomial_subspacesgeneral ways to deal with subspaces of the polynomial rings R[X] with R some ring2,937MIT polynomial_toolsA crate that contains some utilities for operations on polynomials.6,071MIT polynomialsTools to perform polynomial arithmetic and evaluation.23,588non-standard polynomials-eccA library for operating on polynomials over the BLS12-38176MITCryptographyMathematics polynomials_proA crate for pro-level polynomials.6,224MIT polynomicaltiny polynomial manipulation library1,525AGPL-3.0-or-later polynominal-interpolationA library for interpolating a function using polynomial2,270MITMathematics polynomintA no-dependency library for working with integer polynomials12,391MIT polynvimPolymodal — coordination layer for the agent era. polymodal.live19MIT OR Apache-2.0Game enginesText editors polyopsFast Martinez-Rueda polygon clipping: Boolean operations (intersection, union, difference, xor) on polygons and multipolygons…149MITAlgorithmsGraphics polyorbite_crcA library for CRC calculations1,516MIT polyoxideUnified Rust client for Polymarket APIs (CLOB, Gamma and Data)729MIT OR Apache-2.0API bindingsWeb programming::HTTP client polyoxide-clobRust client library for Polymarket CLOB (order book) API1,345MIT OR Apache-2.0API bindingsWeb programming::HTTP client polyoxide-coreCore utilities and shared types for Polyoxide Polymarket API clients1,963MIT OR Apache-2.0API bindings polyoxide-dataRust client library for Polymarket Data API1,051MIT OR Apache-2.0API bindingsWeb programming::HTTP client polyoxide-gammaRust client library for Polymarket Gamma (market data) API1,302MIT OR Apache-2.0API bindingsWeb programming::HTTP client polyoxide-relayRust client library for Polymarket Relayer API765MIT OR Apache-2.0API bindingsWeb programming::HTTP client polypAn experiment inspired by https://matklad.github.io/2019/11/16/a-better-shell.html13,923MIT OR Apache-2.0 polypagingA Rust crate designed to make sending Poly™ Multicast pages easy4,757MITNetwork programming polyparsepolyphasic schedule parser7,613AGPL-3.0 polyphonImplementation of phonetic Polyphon algorithm167MITAlgorithmsScience polyphon-rsImplementation of phonetic Polyphon algorithm24MITAlgorithmsScience polyphonyA library for handling polyphony in real-time audio applications.1,892MIT OR Apache-2.0Multimedia::Audio polyphony-typesTypes used throughout the Polyphony project.14,059GPL-3.0 polypixel-memoir-coreMemoir memory substrate as an embeddable Rust library86MIT OR Apache-2.0API bindingsAsynchronous polypixel-memoir-sdkGenerated gRPC client SDK for Memoir's memoir-service131MIT OR Apache-2.0API bindingsNetwork programming polypletsSecurity primitives to verify origin of service calls in Fluence network74,645Apache-2.0Authentication polyplugUniversal high-performance zero-overhead cross-language plugin runtime171MITAPI bindingsDevelopment tools polyplug_abiABI type definitions for the polyplug plugin runtime202MITAPI bindingsDevelopment tools polyplug_codegenCode generation library for polyplug host-side contract callers106MITAPI bindingsDevelopment tools polyplug_dotnet.NET loader for polyplug - loads .NET plugins via netcorehost52MITAPI bindingsDevelopment tools polyplug_guestGuest-side Rust bindings for plugin authors using the polyplug runtime54MITAPI bindingsDevelopment tools polyplug_jsQuickJS loader for polyplug - loads JavaScript plugins via QuickJS52MITAPI bindingsDevelopment tools polyplug_luaLua loader for polyplug - loads LuaJIT plugins via mlua57MITAPI bindingsDevelopment tools polyplug_nativeNative loader for polyplug - loads C ABI plugins (.so/.dll/.dylib)50MITAPI bindingsDevelopment tools polyplug_pythonPython loader for polyplug - loads Python plugins via PyO357MITAPI bindingsDevelopment tools polyplug_signingBundle signing and verification for the polyplug plugin runtime145MITAPI bindingsDevelopment tools polyplug_utilsUtility functions for polyplug (hashing, etc.)229MITAPI bindingsDevelopment tools polyplugcCLI code generator for polyplug - generates type-safe bindings for multiple languages52MITAPI bindingsDevelopment tools PolyPolynone3,032 AGPL-3.0 polypromptall the best CLI prompting libraries in one API91MIT polyprotoA Rust-idiomatic SDK to quickly get a polyproto implementation up and running29,982MPL-2.0 polypublish-smokeSmoke test crate for polypublish end-to-end testing56MIT polyquad-parseTiny parser for the output of `polyquad` quadrature files.5,553MIT OR Apache-2.0 polyquineTeach Rust types to codegen their own constructors15,330MITDevelopment tools::Procedural macro helpers polyquine-deriveTeach Rust types to codegen their own constructors14,785MITDevelopment tools::Procedural macro helpers polyrcConvert AI coding agent configurations between tools (Cursor, Windsurf, Claude Code, Copilot, etc.)22MITCommand line utilitiesDevelopment tools polyrecpolyrec: a polynomial reconstruction library, blazing fast ⚡ and written in Rust 🦀1,573MIT polyrelUnofficial Polymarket relayer client2,358Apache-2.0 OR MITAPI bindings polyresearchDistributed autoresearch across multiple machines and contributors112MITCommand line utilitiesDevelopment tools polyresolverDNS resolver for client-side split horizon resolution over multiple domain arenas2,857BSD-3-Clause polyrhythmUtilities for generating polyrhythms.2,845MPL-2.0 polyrhythmixPolyrhythmically-inclinded Midi Drum generator1,751non-standard polyringA zero-overhead cross-platform completion reactor foundation for Rust unifying io_uring and IoRing.17MITAsynchronousOperating systems::Linux APIs polyrpc-sentinelReal-time Python to TypeScript type generator119MIT polyrunnerA powerful, multi-pane TUI application for managing, running, and monitoring local projects and services.88MITCommand line utilitiesDevelopment tools polysA package for polygon geometry14,915MIT polyscope-coreCore abstractions for polyscope-rs: traits, registry, and state management432MITGraphicsVisualization polyscope-renderRendering backend for polyscope-rs: wgpu engine, shaders, and materials366MITGraphicsRendering polyscope-rsA Rust-native 3D visualization library for geometric data118MITGraphicsRendering polyscope-structuresStructure implementations for polyscope-rs: meshes, point clouds, curves, volumes205MITGraphicsVisualization polyscope-uiUI layer for polyscope-rs: egui integration and widgets284MITGUIVisualization polyseedImplementation of Polyseed in Rust1,358MIT polyshBidirectional shell command translator — Unix ↔ PowerShell ↔ CMD105MITCommand-line interfaceDevelopment tools polysigPolysig is a library for single-party and multisig use cases for ECDSA, Schnorr and Ed25519 signature schemes1,825MIT OR Apache-2.0 polysig-clientClient for the polysig library3,338MIT OR Apache-2.0 polysig-driverSigners and drivers for multisig threshold protocols2,784MIT OR Apache-2.0 OR AGPL-3.0 polysig-meeting-serverMeeting rooms for the polysig library2,345MIT OR Apache-2.0 polysig-node-bindingsNodejs bindings for the polysig library1,028MIT OR Apache-2.0 polysig-protocolEncoding and types for the polysig library4,740MIT OR Apache-2.0 polysig-relayRelay server for the polysig library1,828MIT OR Apache-2.0 polysig-relay-serverRelay server for the polysig library2,612MIT OR Apache-2.0 polysig-serverRelay and meeting room servers for the polysig library1,887MIT OR Apache-2.0 polysig-webassembly-bindingsWebassembly bindings for the polysig library1,048MIT OR Apache-2.0 polysim-corePolymer structure generator and physical property simulator built on BigSMILES63MITAlgorithmsScience polysiteHighly customizable, polymorphic static site generator library2,430MPL-2.0 polysocketplaceholder for the rust implementation of the golang polysocket library1,557Apache-2.0 polysplitAlgorithm that allows to split polylines into segments by the defined list of points not necessary belonging to the polyline1,574non-standard polysqueezeRust SDK for authenticated access to Polymarket's CLOB, Gamma, and WebSocket APIs.1,914MIT OR Apache-2.0Data structuresFinance polystemPopular stemming algorithms for Information Retrieval4,555MIT polystorePolymorphic data store1,632MIT OR Apache-2.0Data structures polystripA powerful, flexible wrapper around wgpu13,197MIT OR Apache-2.0Game developmentGraphics polysubfast substitution of variables in polynomials502MIT polyswarm-apiClient library for the PolySwarm consumer API45MITAPI bindings polyteUnified Rust client for Polymarket APIs (CLOB, Gamma and Data)613MITAPI bindingsWeb programming::HTTP client polyte-cliCLI tool for querying Polymarket Gamma API473MITCommand line utilities polyte-clobRust client library for Polymarket CLOB (order book) API791MITAPI bindingsWeb programming::HTTP client polyte-coreCore utilities and shared types for Polyte Polymarket API clients1,179MITAPI bindings polyte-dataRust client library for Polymarket Data API492MITAPI bindingsWeb programming::HTTP client polyte-gammaRust client library for Polymarket Gamma (market data) API914MITAPI bindingsWeb programming::HTTP client polytestA low-friction language-agnostic tool for keeping tests in sync across teams and implementations7,332MITDevelopment toolsDevelopment tools::Testing polythinkPolymodal — coordination layer for the agent era. polymodal.live19MIT OR Apache-2.0 polytoneCore interfaces for Polytone Interchain accounts and queries.30,087BSD-3-Clause polytone-evmCore interfaces for Polytone Interchain accounts and queries.18,670GPL-3.0-or-later polytone-noteSends messages to be executed on other chains over IBC.3,606BSD-3-Clause polytone-proxyAn Interchain Account contract.4,106BSD-3-Clause polytone-voiceThe Polytone Voice contract, recieving notes over IBC and vocalizing them on the host chain via account proxy contracts.3,621BSD-3-Clause polytopeData structures and methods for constructing polytopes.5,196Apache-2.0 polytraceDeterministic cross-language (Python/Rust) causal profiler: cross-language flamegraphs, Python↔native boundary cost,…17MITDevelopment tools::Profiling polytrack-codesCollection of utilities to work with PolyTrack's track codes1,738MIT polytuneMaliciously-Secure Multi-Party Computation (MPC) Engine using Authenticated Garbling1,078MITCryptographySecurity polytypeA Hindley-Milner polymorphic typing system.71,927MITAlgorithmsData structures polyvalPOLYVAL is a GHASH-like universal hash over GF(2^128) useful for constructing a Message Authentication Code (MAC)140,471,732Apache-2.0 OR MITCryptographyNo standard library polyvalidA validator for package names, namespace, username and app name on wasmer6,088MIT polyvalueA weak-typed analog for rust10,123MIT polyvecReuse vector capacity2,722MIT polyversSingle-macro schema versioning for Rust: declare a struct family with #[add]/#[edit]/#[delete] mutations across versions and…92MITConfigurationData structures polyvers-macrosProcedural macro implementation for the polyvers crate. Do not depend on directly; depend on polyvers.124MIT polyversePolyverse — the shared room where humans and agents coordinate. polymodal.live19MIT OR Apache-2.0Game enginesSimulation polyverse-file-rotateLog rotation for files1,666LGPL-3.0-or-later polyvoiceSpeaker diarization for Rust — who spoke when. ONNX-powered: Silero VAD, WeSpeaker embeddings, Pyannote segmentation, K-means/AHC…4,498MITMultimedia::AudioScience polywogReserved.38MIT OR Apache-2.0 polywrapPolywrap Client implementation in rust9,626MIT polywrap-jsonrefDeref your JSONSchema here!18,910MIT polywrap-wasm-rsPolywrap's Rust-Wasm Runtime91,769MITWebAssembly polywrap_clientPolywrap Client implementation in rust36,941MIT polywrap_client_builderConfiguration builder for Polywrap Client36,535MIT polywrap_client_default_configDefault configuration for Polywrap Client24,648MIT polywrap_coreCore types of Polywrap client46,351MIT polywrap_core_macrosCore macros of Polywrap30,655MIT polywrap_datetime_pluginPolywrap rust datetime plugin3,802MIT polywrap_ethereum_wallet_pluginPolywrap rust Ethereum wallet plugin23,013MIT polywrap_fs_pluginPolywrap rust File system plugin25,916MIT polywrap_http_pluginPolywrap rust HTTP plugin25,917MIT polywrap_logger_pluginPolywrap rust logger plugin15,145MIT polywrap_manifestTODO2,770MIT polywrap_msgpackRust implementation of the WRAP msgpack encoding standard22,191MIT polywrap_msgpack_serdeAn msgpack Serializer and Deserializer data format with Serde for Polywrap30,197MIT OR Apache-2.0Encoding polywrap_pasteMacros for all your token pasting needs2,110MIT OR Apache-2.0Development toolsNo standard library polywrap_pluginCore package to build plugins in rust to interact with Polywrap Client44,396MIT polywrap_plugin_creatorMacros to easily build plugins to interact with Polywrap Client1,546MIT polywrap_plugin_implementorMacros to easily build plugins to interact with Polywrap Client41,128MIT polywrap_resolver_extensionsExtendable resolver for Polywrap Client26,589MIT polywrap_resolversUri resolvers to achieve uri resolution in Polywrap Client40,451MIT polywrap_schemafyGenerates serializable Rust types from a json schema20,295MIT polywrap_schemafy_libGenerates serializable Rust types from a json schema19,329MIT polywrap_tests_utilsUtilities for testing Polywrap Client33,412MIT polywrap_uriURI for Polywrap core30,933MIT polywrap_wasmRust implementation of WASM runtime compliant with WRAP standard40,475MIT polyxpolyx - wip1,497MIT OR Apache-2.0 polyx_compilerpolyx_compiler - wip1,482MIT OR Apache-2.0 polyx_corepolyx_core - wip1,476MIT OR Apache-2.0 polyx_editorpolyx_editor - wip1,492MIT OR Apache-2.0 polyxyrA collection of useful utilities18MITDevelopment tools polyzerofind the roots of a polynomial recursively via Newton's method on radii of its derivative's zeros1,503MIT pomPEG parser combinators using operator overloading without macros.8,346,072MITParsing tools pom-parserParser for the POM configuration language3140BSDConfigurationNo standard library pom-previewPEG parser combinators using operator overloading without macros.1,790MITParsing tools pom-rsA lightweight pomodoro focus tool with cross-platform desktop notifications on Linux, MacOS and Windows.4,051GPL-3.0Command line utilities pom-tracePEG parser combinators using operator overloading without macros.5,304MITParsing tools poma-ci-publish-testplease ignore4,154MIT pombase-gocamParser for Gene Ontology Consortium GO-CAM files29,081MITScience::Bioinformatics pomcClient program for pomd pomodoro daemon2,3350BSD OR MIT OR Apache-2.0 pomdA simple configurable pomodoro D-Bus daemon2,2860BSD OR MIT OR Apache-2.0 pomeloImplementation of the Lemon parser generator as a Rust procedural macro927,200MIT OR Apache-2.0No standard libraryParsing tools pomelo-alpha-vantageBring-your-own-key Alpha Vantage data sync for the yuzu backtest engine. Writes a data-layout tree to any ObjectSink (local disk…121MITFinance pomelo-auditRead-only data-quality audit of a pomelo data-layout tree: coverage, calendar gaps, adjustment sanity, survivorship, NaN density,…227MITFinance pomelo-dataNative I/O layer: reads CSV, gzip CSV, and Parquet price and fundamental files into yuzu-core panels.412MITFinance pomelo-eodhdBring-your-own-key EODHD data sync for the yuzu backtest engine. Writes a data-layout tree to any ObjectSink (local disk or…146MITFinance pomelo-finnhubBring-your-own-key Finnhub data sync for the yuzu backtest engine. Writes a data-layout tree to any ObjectSink (local disk or…111MITFinance pomelo-fmpBring-your-own-key FMP data sync + snapshot-factor formulas for the yuzu backtest engine. Writes a data-layout tree to any…299MIT pomelo-httpShared HTTP client, rate-limit/retry Fetcher, and WriteMode for the pomelo-* bring-your-own-key market-data sync crates. No…161MITFinance pomelo-implImplementation details for pomelo, not to be used directly928,304MIT OR Apache-2.0 pomelo-s3S3-compatible ObjectSource for pomelo-data, reading objects over SigV4-presigned HTTPS GETs.252MITFinance pometry-storageStorage backend for Raphtory17,259GPL-3.0 pomfAutomatically upload files to pomf and copy URL to clipboard2,024GPL-3.0 pomfretPomfret: Proxy Of Models For Routing, Evaluation & Telemetry — OpenAI-compatible API, backend routing, and web console110MIT pomfritPrometheus metrics exporter with hot reload19,725non-standard pomidorkaConsole timer for Pomodoro Technique2,990MIT pommPhoenix on-chain Market-Maker client9,489Apache-2.0 pommesProject object model (POM) model and parser4,596MIT OR Apache-2.0Parser implementations pomoA Pomodoro CLI tool.2,891MIT pomo-cliYet another Pomodoro timer CLI.3,364ISC pomocliA sleek, interactive Pomodoro CLI with ambient sound support and YouTube integration.37MITCommand line utilities pomodoroThis is a pomodoro timer for your terminal! Pings Linux or OSX notification systems5,225MIT pomodoro-automationPomato: The Artisanal Pomodoro Timer – Crafted with the robustness of Rust, Pomato is your CLI companion designed to enhance…1,440non-standardCommand line utilitiesDevelopment tools pomodoro-cliA simple command line Pomodoro timer.11,446MITCommand line utilities pomodoro-guiA simple pomodoro app40MIT pomodoro-rsA lightweight pomodoro timer1,642ISC pomodoro-sniSimple pomodoro timer for status bar41MITCommand line utilities pomodoro-timerA simple CLI Pomodoro timer with notifications507MIT pomodoro-timer-cliA simple Pomodoro Timer right in your terminal built in rust. Uses figlet-rs to render an ASCII timer in your terminal and plays…33MIT pomodoro-trackerA Pomodoro timer CLI that tracks directory changes during work sessions1,849MITCommand line utilities pomodoro-tuiA simple Pomodoro timer with a terminal user interface.1,106MIT pomodoro-tui-discordProfessional Pomodoro TUI with Discord and YouTube BGM support.110MIT