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.

nu_plugin_matchA regex match plugin for Nushell96,616MIT nu_plugin_mongoA nushell plugin to interactive with mongodb5,519MIT nu_plugin_netA nushell plugin for enumerating network interfaces in a platform-agnostic way12,973MIT nu_plugin_nutsBlazingly fast Nats client as a nushell plugin639non-standard nu_plugin_nw_ulidProduction-grade ULID (Universally Unique Lexicographically Sortable Identifier) utilities plugin for Nushell with…540BSD-3-ClauseCommand line utilitiesCryptography nu_plugin_parquetnu plugin to add parquet support8,085MIT nu_plugin_periodic_tableA periodic table of elements plugin for Nushell16,178GPL-3.0-only nu_plugin_pipeIts a simple nu plugin that creates and manages simple named pipes. These pipes won't die at the end of the command like the…20MIT OR Apache-2.0 nu_plugin_plistPlist parsing for nushell16,627MIT nu_plugin_plotPlot graphs in nushell using numerical lists.1,754MIT nu_plugin_plottersA nushell plugin for for plotting charts8,033MIT nu_plugin_polarsNushell dataframe plugin commands based on polars.30,576MIT nu_plugin_port_extensionA nushell plugin to list all active connections and scanning ports on a target address961MIT nu_plugin_port_listA nushell plugin to list all active connections13,128MIT nu_plugin_port_scanA nushell plugin for scanning ports on a target10,582MIT nu_plugin_postAn HTTP post plugin for Nushell74,732MIT nu_plugin_prometheusA nushell plugin for querying prometheus6,675MITCommand line utilities nu_plugin_psA process list plugin for Nushell79,462MIT nu_plugin_qrA nushell plugin for encode/decode QRcode.1,588non-standardCommand line utilities nu_plugin_qr_makerA nushell plugin to create qr code in terminal2,850MIT nu_plugin_queryA Nushell plugin to query JSON, XML, and various web data80,632MIT nu_plugin_query_gita nushell plugin called query_git7,699MIT nu_plugin_query_jsonquery json files with gjson30,149MIT nu_plugin_regexnu plugin to search text with regex8,759MIT nu_plugin_roaringA Nushell plugin for Roaring Bitmap3,826Apache-2.0 nu_plugin_ronA Nushell plugin for parsing RON text.2,715MIT OR Apache-2.0Command line utilitiesText processing nu_plugin_rpmA nushell plugin for reading rpm package.5,917Apache-2.0 nu_plugin_s3An S3 plugin for Nushell54,892MIT nu_plugin_secretProduction-grade secret handling plugin for Nushell with secure CustomValue types that prevent accidental exposure of sensitive…1,683BSD-3-ClauseCommand line utilitiesCryptography nu_plugin_selectorweb scraping using css selector49,436MIT nu_plugin_semverA nushell plugin for dealing with SemVer versions17,050MIT nu_plugin_skimAn `sk` command that can handle Nushell's structured data24,660MITCommand line utilitiesDevelopment tools nu_plugin_sledManage sled db in nushell2,086MIT nu_plugin_socketA Nushell plugin for low-level TCP and UDP socket communication.70MITCommand line utilitiesNetwork programming nu_plugin_startA plugin to open files/URLs directly from Nushell63,396MIT nu_plugin_strA string manipulation plugin for Nushell15,682MIT nu_plugin_str_similaritya nushell plugin called str_similarity2,092MIT nu_plugin_strutilsa collection of string utilities for nushell10,736MIT nu_plugin_sumA simple summation plugin for Nushell7,974MIT nu_plugin_sysA system info plugin for Nushell79,818MIT nu_plugin_templateTemplating in Nushell, powered by TinyTemplate8,477MPL-2.0Template engine nu_plugin_terminal_qrA nushell plugin to create qr code in terminal44MIT nu_plugin_textviewText viewer plugin for Nushell88,526MIT nu_plugin_to_bsonA converter plugin to the bson format for Nushell69,368MIT nu_plugin_to_sqliteA converter plugin to the SQLite format for Nushell58,114MIT nu_plugin_to_xlsxA Nushell plugin to export data to xlsx files1,053MITCommand line utilities nu_plugin_tracerObsolete crate - renamed as trace_nu_plugin3,674MIT OR Apache-2.0 nu_plugin_treeTree viewer plugin for Nushell72,738MIT nu_plugin_twitchA Nu Shell plugin to interact with Twitch IRC and API, making scripting easier.782MIT nu_plugin_ulidA nushell plugin that adds various ulid commands14,057MIT nu_plugin_unitsA Nushell plugin for easily converting between common units7,385GPL-3.0-only nu_plugin_unzipA [nushell](https://www.nushell.sh/) plugin for unzipping files.2,242non-standard nu_plugin_vecA Nushell plugin implementing vector operations9,491MIT nu_plugin_wsA Nushell plugin for easily streaming output from websocket endpoints8,367MIT nu_plugin_x509A nushell plugin for working with x509 certificates.4,478Apache-2.0 nu_plugin_xlsxA Nushell plugin for writing Excel (.xlsx) files70MITCommand line utilities nu_plugin_xpathTraverses xml52,258MIT nuaNo μarch Attacks - A tool for checking CPU vulnerabilities and mitigation status25non-standardCommand line utilitiesOperating systems nuanceA tool to run your shaders on the gpu. Also a good demo application for wgpu-rs.7,816Apache-2.0GraphicsRendering nubJAR's real microkernel.21Apache-2.0 nubanA light weight crate for verifying account numbers based on NUBAN guidelines3,952MIT nuban_rustA validator and generator of Nigerian Uniform Bank Account Number(NUBAN)3,632MITAlgorithms nubeImplementation of a pairing-based proxy reencryption algorithm with distributed key generaton1,592GPL-3.0-onlyCryptographyNo standard library nubis-sdkOfficial Nubis Rust SDK80MIT nublsA BLS (Boneh-Lynn-Shacham) signature implementation written in pure Rust that offers support for threshold signatures with…1,783AGPL-3.0CryptographyCryptography::Cryptocurrencies nuc1xxPeripheral Access Crate for Novuton NUC1404,390MIT/Apache-2.0Embedded developmentNo standard library nucel-agent-claude-codeClaude Code provider for Nucel agent-sdk — subprocess wrapper for claude CLI818Apache-2.0API bindingsDevelopment tools nucel-agent-codexCodex provider for Nucel agent-sdk — subprocess wrapper for OpenAI codex CLI367Apache-2.0API bindingsDevelopment tools nucel-agent-coreCore traits and types for Nucel agent-sdk — provider-agnostic AI coding agent abstraction1,009Apache-2.0API bindingsDevelopment tools nucel-agent-opencodeOpenCode provider for Nucel agent-sdk — HTTP client to OpenCode server364Apache-2.0API bindingsDevelopment tools nucel-agent-sdkUnified AI coding agent SDK — provider-agnostic abstraction for Claude Code, Codex, and OpenCode175Apache-2.0API bindingsDevelopment tools nucel-sdk-apiAuto-generated Rust client for the nucel.dev REST API (OpenAPI-driven, progenitor-built)58MITAPI bindingsWeb programming::HTTP client nucgenA simple tool and library for generating random nucleotide sequences.8,183MITScience nuchA CLI to manage Markdown content and images for Nuxt Content sites.221MIT nucl-parquetNuclear data as Parquet — zero-copy cross-section lookups for Monte Carlo transport360MITData structuresScience nucl-parquet-mcpMCP server for nuclear data — wraps local Parquet via nucl-parquet crate70MIT nuclear[WIP] a web framework for humans4,163MIT nuclear-routerA URL router library with focus on speed2,847MIT nucleaseStreaming FASTQ preprocessor with a focus on extensibility112MITCommand line utilitiesScience nucleationA high-performance Minecraft schematic parser and utility library14,188MITGame developmentParser implementations nucleazeRead filtering using k-mers.93MIT nucleiProactive IO & runtime system113,802Apache-2.0/MITAsynchronousConcurrency nuclei-attributesAttributes for Nuclei11,046Apache-2.0/MITAsynchronousConcurrency nucleicTool for Construction Apps On Bitcoin1,593MIT nucleic-acidImplementations of Suffix Array, Burrows-Wheeler Transform and FM-index3,790MITAlgorithmsData structures nucleic-acidsA library for creating DNA and RNA sequences.1,577MIT nucleideA crate to manipulate custom sections of a WebAssembly module to view/edit application metadata.3,019Apache-2.0 OR BSL-1.0 OR MITDevelopment tools::Build UtilsOperating systems nucleoplug and play high performance fuzzy matcher1,058,117MPL-2.0 nucleo-f042k6Board support crate for the STM32 Nucleo-F042K6 microcontroller board24,7460BSDEmbedded developmentNo standard library nucleo-f103rbBoard support crate for the STM32 Nucleo-F103RB microcontroller board6,0100BSDEmbedded developmentNo standard library nucleo-f401reBoard Support crate for the STM32 NUCLEO-f401RE development board41,8920BSDEmbedded developmentNo standard library nucleo-f411reBoard support crate for the STM32 Nucleo-F411RE microcontroller board1,6680BSDEmbedded developmentNo standard library nucleo-f429ziRust examples for ST NUCLEO-F429ZI1,828Apache-2.0Embedded developmentHardware support nucleo-f446reBoard Support Package crate for the Nucleo-F446RE board2,931MIT OR Apache-2.0Embedded developmentHardware support NUCLEO-G474RE-blink-for-embedded-rustExample project for blinking an LED on the NUCLEO-G474RE board using embedded Rust.85MIT OR Apache-2.0Embedded developmentHardware support nucleo-h743ziExample programs for nucleo-H743zi and nucleo-H743zi2 boards4,3850BSDEmbedded developmentHardware support nucleo-h7xxBoard support crate for the STMicroelectronics STM32H7 Nucleo-144 boards.7,542MITEmbedded developmentHardware support nucleo-l011k4-bspBoard support crate for the ST L011K4-NUCLEO3,1600BSDEmbedded developmentHardware support nucleo-l031k6-bspBoard support crate for the ST L031K6-NUCLEO4,3540BSDEmbedded developmentHardware support nucleo-matcherplug and play high performance fuzzy matcher2,992,815MPL-2.0 nucleo-pickerA performant and Unicode-aware fuzzy picker tui library44,467MIT OR Apache-2.0Command-line interface nucleo-uiA simple TUI wrapper around the nucleo fuzzy matching crate8,550MIT nucleo-wl55jc-bspBoard support package for the NUCLEO-WL55JC13,568MIT OR Apache-2.0Embedded developmentHardware support nucleobbioinformatics: nucleobases and amino acids statistics6,078MITCommand line utilitiesFilesystem nucleobasesA simple, low-level brick crate for managing nucleobases as data in code2,904MIT OR Apache-2.0 nucleociphA library for encoding phrases into nucleotide characters, and vice versa.2,655MIT nucleonBuilding blocks to create a Nucleus app.3,634MIT nucleusDatapack Template generator2,915MITCommand line utilities nucleus-appModular application builder using Nucleons as building blocks2,843MIT nucleus-cliNucleus CLI: the STM32 developer platform binary (nucleus check/build/flash/trace/lsp)55MIT OR Apache-2.0Command line utilitiesDevelopment tools nucleus-compilerNucleus pinmux compiler: stm32.toml parsing, hardware constraint solving, and HAL codegen137MIT OR Apache-2.0Development tools::Build UtilsEmbedded development nucleus-containerExtremely lightweight Docker alternative for agents and production services — isolated execution using cgroups, namespaces,…167MIT OR Apache-2.0Command line utilitiesOperating systems::Linux APIs nucleus-creditworthinessAgent credit file: aggregate recompute-verified history into bond-substituting reputation. A multi-dimensional, order-independent…18MIT OR Apache-2.0 nucleus-dbSTM32 constraint database: pin/AF/peripheral lookup tables for the Nucleus toolchain155MIT OR Apache-2.0Embedded developmentHardware support nucleus-econ-kernelsInteger-only economic kernels (VCG, Ring 0 budget, Lagrangian) lifted from sibling repos with per-file provenance comments. No…65MIT OR Apache-2.0 nucleus-econ-typesFinancially load-bearing newtypes (MicroUsd, AuctionId/AgentId/ProposalId) shared across the Nucleus economic surface.…76MIT OR Apache-2.0 nucleus-externalityCoproduct Pigouvian externality layer: signed externality envelopes, OLAP rollup cube, and rate-setter glue between…76MIT OR Apache-2.0 nucleus-flow-projectionFlow projection lifter for the Nucleus substrate. Lifts a Denning-lattice FlowTracker snapshot into a Projection::Flow body that…352MIT OR Apache-2.0CryptographyData structures nucleus-hilNucleus dual-backend HIL substrate: QEMU and real-hardware test runners behind one observation API42MIT OR Apache-2.0Development tools::TestingEmbedded development nucleus-historyNucleus test history: a simple append-on-each-run JSON record of test results per backend (tests/test_history.json)32MIT OR Apache-2.0Development toolsEmbedded development nucleus-httpWeb Framework/Server8,534MITNetwork programming nucleus-identity-projectionIdentity projection lifter for the Nucleus substrate. Lifts a JWT-SVID (SPIFFE 2.0) into a Projection::Identity body that the…352MIT OR Apache-2.0AuthenticationCryptography nucleus-inference-kernelDeterministic quantized-integer feed-forward inference — the real ML primitive behind the PoHAW zkML node kind. Pure integer…214MIT OR Apache-2.0 nucleus-itmHand-rolled ARM CoreSight ITM/SWO packet decoder for the Nucleus toolchain115MIT OR Apache-2.0Embedded developmentEncoding nucleus-lspNucleus language server: live stm32.toml diagnostics, hover, and pin-name completion over LSP82MIT OR Apache-2.0Development toolsEmbedded development nucleus-mechanism-vcgEconomic-projection lifter for the Nucleus substrate, specialized to Pigouvian-VCG auctions. Lifts a cleared auction (single-good…354MIT OR Apache-2.0CryptographyData structures nucleus-policy-kernelA deterministic reference monitor for agent actions (a 'Cedar-of-agent-actions') with a DECIDABLE governance-monotonicity check —…248MIT OR Apache-2.0 nucleus-receiptThe colimit receipt envelope: Session (the agent action), Projection (one verifiable view per functor — identity, capability,…1,111MIT OR Apache-2.0CryptographyData structures nucleus-recomputeverify_receipt — re-derive every cleared number (settlement / commons / VCG) from a receipt's DECLARED inputs using the proven…34MIT OR Apache-2.0 nucleus-rpcRPC to let the Nucleons of a Nucleus app communicate.4,241MIT nucleus-sdkRust SDK for Nucleus vault management821MIT nucleus-settlement-rebateBudget-balanced welfare-rebate distribution — the recompute-verifiable settlement primitive behind the PoHAW SettlementStep node.…213MIT OR Apache-2.0 nucleus-substrate-cliCommand-line client for the Nucleus substrate. Single binary `nucleus-substrate` driving offline receipt verification (signature…323MIT OR Apache-2.0Command line utilitiesCryptography nucleus-substrate-coreCategorical core of the Nucleus substrate: Session (the agent action), Projection (the verifiable record functor — Identity,…398MIT OR Apache-2.0API bindingsCryptography nucleus-substrate-sdkDemand-side SDK for the Nucleus substrate. Async HTTP `Client` over the hub plus a single `verify_receipt_fully` entry that walks…336MIT OR Apache-2.0API bindingsCommand line utilities nucleus-tauri-utilsUtilities for Nucleus Tauri SDK1,606MIT nucleus-test-sdkNucleus M7 host SDK: drive the device test-agent over the SWD RAM mailbox and the UART VCP20MIT OR Apache-2.0Development tools::TestingEmbedded development nucleus-traceNucleus trace backend: ITM decode pipeline, OpenOCD/SWO ingest, and WebSocket streaming95MIT OR Apache-2.0Embedded developmentNetwork programming nucleus-witness-ologPhase 2 contract (P2.1): the Gov functor (admitted witness → olog fact) and the signed, transparency-loggable accumulation…34MIT OR Apache-2.0 nucleusflowA powerful Rust library for content processing, enabling static site generation, document conversion, and templating.1,099MIT OR Apache-2.0Command-line interfaceCommand line utilities NuclideDatabase and simple modeling of all known nuclides17,847MITScience nuclino-rsA client for the Nuclino wiki API.7,000Parity-7.0.0 nucomcoreNucom, cross-platform Component Object Model implementation2,673MIT nucrabA simple package manager for nushell. Compatible with nupm.671MIT nucsLibrary for working with nucleotide and amino acid sequences1,237MIT OR Apache-2.0Science::Bioinformatics::Genomics nucypher-coreNucypher network core datastructures33,105GPL-3.0-onlyCryptographyNo standard library nudeHigh performance nudity detection33,904LGPL-3.0Multimedia::Images nudgeA collection of optimization hints to improve performance8,358MIT/Apache-2.0No standard library nueI/O, POD, and misc. binary data encoding5,088MIT nue-codegenStable POD and binary data encoding I/O macros8,294MIT nue-ioBinary data encoding and I/O9,020MIT nue-macrosPOD and binary data encoding I/O macros13,295MIT nuewframe-timeoutA CLI tool to manage timeout duration of a provided command.46MIT OR Apache-2.0Command line utilities nufastFast and accurate three-flavor neutrino oscillation probabilities in vacuum and matter112MITScienceSimulation nuformNulogy wrapper for Terraform; conform to the opinionated Nulogy workflow.3,785MIT nuget-clientA client for querying and resolving NuGet packages from rust1,383MIT nuggetwrapper around dotnet CLI with enhanced functionality2,622MITCommand line utilitiesDevelopment tools nugget_blsVRFs from Chaum-Pedersen DLEQ proofs, usable in Ring VRFs1,544MIT/Apache-2.0 nugine-rust-utilsNugine's personal Rust utilities257,023MIT nugunot yet described.1,275MIT OR Apache-2.0 nuhoundImprove error handling capability5,027MIT OR Apache-2.0 nuhxboardCross-platform input visualizer17,214GPL-3.0Visualization nuhxboard-logicInput listener for NuhxBoard3,010GPL-3.0Visualization nuhxboard-typesTypes for NuhxBoard configuration3,018GPL-3.0Visualization nuiExperimental neovim RPC for UI clients1,671BSD-2-Clause nuidA highly performant unique identifier generator.46,219,977Apache-2.0Data structuresDate and time nuidlThe nucom IDL compiler3,155MIT nuidl-libCode generation library for nuidl4,076MIT nuidl-macroCode generation macros for nuidl3,603MIT nuimoRust SDK for Senic Nuimo Control BLE smart knob — discovery, rotation, touch, swipe, and LED matrix294MIT OR Apache-2.0API bindingsHardware support nuimo-protocolTransport-agnostic parser and encoder for the Nuimo BLE GATT protocol.614MIT OR Apache-2.0 nuisanceDeclarative multi-version Python test orchestration, powered by Rust21MIT OR Apache-2.0Command line utilitiesDevelopment tools::Testing nuitDeclarative, cross-platform UI framework for Rust that uses native controls9,842MPL-2.0 nuit-bridge-adwaitaAdwaita backend for Nuit5,344MPL-2.0 nuit-bridge-swiftuiSwiftUI backend for Nuit12,244MPL-2.0 nuit-coreCore structures and traits for Nuit13,027MPL-2.0 nuit-deriveDerive macros for Nuit10,771MPL-2.0 nuitrack-rsRust bindings for the Nuitrack SDK, enabling skeletal tracking, gesture recognition, and other computer vision capabilities.5,346MITAPI bindingsAsynchronous nujtechReserved namespace for Nujtech Software Solutions Pvt Ltd.12MIT OR Apache-2.0Development tools nukMisc lib for JAR's real microkernel.18Apache-2.0 nukeImmediate mode GUI1,955UnlicenseGUI nuke-dirSingle-function crate to delete a directory by removing subdirectories and files first, to work around FS issues63,458MIT nuke-itIt's time to kick ass and chew bubblegum... and I'm all outta gum.42MITCommand line utilities nuke_modulesNuke all node_modules starting from the current working directory.198MITCommand line utilities nuked-opl3Pure Rust port of the Nuked-OPL3 Yamaha YMF262 (OPL3) FM synthesis chip emulator131LGPL-2.1-or-laterEmulatorsMultimedia::Audio nukiRust wrapper for Nuklear 2D GUI library (https://github.com/Immediate-Mode-UI/Nuklear)16,995MIT OR Apache-2.0 nuki-backend-glesAn OpenGL ES drawing backend for the Rust bindings for the Nuklear 2D immediate GUI library7,995MIT OR Apache-2.0 nuki-backend-hifbA HiFB + HiTDE drawing backend for the Nuki 2D immediate GUI library.2,833MITAsynchronousEmbedded development nuki-rsa rust implmentation for BLE API for Nuki Smart Lock7,580MIT nuki-smart-lockControl a Nuki Smart Lock with the Bluetooth API in Rust1,512AGPL-3.0-only nuki-sysRaw bindings to Nuklear 2D GUI library13,894MIT OR Apache-2.0 nuklear-backend-gdiA WinAPI GDI drawing backend for Rust wrapper for Nuklear 2D GUI library12,693MIT OR Apache-2.0 nuklear-backend-gfxA gfx-rs drawing backend for Rust wrapper for Nuklear 2D GUI library30,281MIT OR Apache-2.0 nuklear-backend-gliumA glium drawing backend for Rust wrapper for Nuklear 2D GUI library9,776MIT OR Apache-2.0 nuklear-backend-wgpursA Wgpu-rs drawing backend for Rust wrapper for Nuklear 2D GUI library3,234MIT OR Apache-2.0 nuklear-rustRust wrapper for Nuklear 2D GUI library (github.com/vurtun/nuklear)41,195MIT OR Apache-2.0 nuklear-sysRaw bindings to Nuklear 2D GUI library31,688MIT OR Apache-2.0 nukoFuture static site generator1,364MIT nukopy-hack-assemblerSoftware for Nand2Tetris502MIT OR Apache-2.0Command-line interface nukopy-jack-compilerSoftware for Nand2Tetris499MIT OR Apache-2.0Command-line interface