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.

neoengram-coreCore library for NeoEngram15MIT OR Apache-2.0 neoercitiesanother neocities API wrapper2,800MITAPI bindings neofetchneofetch12,226MIT neoffmpeg-rsSafe FFmpeg wrapper (fork of rust-ffmpeg formerly known as ffmpeg-next)61CC0-1.0Multimedia neofigletThe FIGlet libraries all the cool kids use6,592Apache-2.0Command-line interface neofilelinux file command for windows. PATCH 4.4,454GPL-3.0 neoflakeGenerate Twitter/Discord-style unique ids quickly and scalably43MITAlgorithmsDate and time neofoldNeoFold Program, Program for Maximum-expected-accuracy Estimations of RNA Secondary Structures with Incorporating Homologous-RNA…1,790MIT neoforgeRust Typing for Minecraft NeoForge Metadata.26MIT neogeoExperimental geography library705MIT OR Apache-2.0 neogrokNeogrok server implementation1,557MIT neohA declarative HDL transpiler for rapid testbench development.247Apache-2.0 neohookA powerful, transactional, thread-safe function hooking library for Windows (x86/x64), written in Rust.212MIT OR Apache-2.0Development tools::DebuggingOperating systems::Windows APIs neohubHeatmiser neoHub v3 API client (websocket/token aware)8,757MIT OR Apache-2.0API bindings neokey_trinkeyBoard Support crate for the Adafruit Neokey Trinkey5,316MIT OR Apache-2.0Embedded developmentHardware support neolabneolab is a framework for audio research1,751MIT OR Apache-2.0Multimedia::AudioScience neoliteNEO Lite SDK7,229MIT neologan easy way to log to a file in rust4,879GPL-3.0 neolsA remake of `ls` for the 21st century14,313GPL-3.0-or-laterCommand line utilities neomacsStandalone Rust binary for Neomacs (no C dependency)27GPL-3.0-or-later neomacs-display-protocolShared display protocol types for Neomacs layout/render/runtime195GPL-3.0-or-later neomacs-display-runtimeRust runtime display engine for Neomacs57GPL-3.0-or-later neomacs-layout-engineRust layout engine crate for Neomacs150GPL-3.0-or-later neomacs-renderer-wgpuWGPU text renderer primitives for Neomacs107GPL-3.0-or-later neomakeA more powerful alternative to Makefiles.63,020MITCommand line utilities neomanA deliberately simple neovim version manager18MIT neomemxA high-performance memory library for AI agents with semantic search81MIT neomind-extension-sdkUnified SDK for developing NeoMind Edge AI Platform extensions with ABI Version 31,023MIT OR Apache-2.0API bindingsDevelopment tools::FFI neonA safe abstraction layer for Node.js.13,006,651MIT/Apache-2.0 neon-browser-puppetWrapper program for geckodriver/thirtyfour that allows executing of browser automation scripts.2,655UnlicenseCommand line utilities neon-buildBuild logic required for Neon projects.6,658,485MIT/Apache-2.0 neon-cliA command-line tool for using the Neon serverless Postgres database.8,872MIT OR Apache-2.0Command line utilities neon-componentsin progress1,443MIT neon-configconfig toolkit91MIT neon-corebase toolkit157MIT neon-cryptocrypto toolkit80MIT neon-frameMacros to simplify writing Neon apps8,603Apache-2.0 neon-frame-macroMacros to simplify writing Neon apps8,675Apache-2.0 neon-helperhelper toolkit140MIT neon-httpNeon Postgres HTTP API backend for db-http-core83MIT neon-loglog toolkit70MIT neon-macromacros toolkit59MIT neon-macrosProcedural macros supporting Neon12,425,187MIT/Apache-2.0 neon-redisredis toolkit143MIT neon-rsThe Rust Development Toolkit121MIT neon-rtosA real-time operating system for ARM Cortex-M or RISC-V microcontrollers4,464MIT OR Apache-2.0 neon-runtimeBindings to the Node.js native addon API, used by the Neon implementation.6,483,198MIT/Apache-2.0 neon-serdeEasily serialize object for use with neon121,219MIT neon-serde2Easily serialize object for use with neon, fork of neon-serde20,120MIT neon-serde3Easily serialize object for use with neon, fork of neon-serde221,317MIT neon-serde4Easily serialize object for use with neon, fork of neon-serde310,054MIT neon-sqlsql toolkit104MIT neon-styleStyle definitions for nice terminal layouts in rust applications. Built with TUIs in mind.2,652MITCommand line utilities neon-sysExposes the low-level V8/NAN C/C++ APIs. Will be superseded by N-API.500,119MIT/Apache-2.0 neon-utilsA collection of utilities for use with neon-bindings3,042MITAsynchronousExternal FFI bindings neon-wasi-httpNeon Postgres WASI HTTP driver3,630Apache-2.0 neon_nlpA text recommender for Neon MDX1,607Apache-2.0 neoncoreCore utility library for working with binary data streams.12,223BSD-3-Clause neonwhite_seed_finderFind and simulate seeds for neon white level rushes72MPL-2.0 neopackneopack is a small, opinionated library for binary tlv serialization98MITEncodingNo standard library::No dynamic allocation neopack-deriveDerive macros for neopack Pack/Unpack/Schema traits143MITEncoding neopassesRust library for generate Apple Wallet Passes for iOS, WatchOS, MacOS.723MITParsing tools neopdfA modern, fast, and reliable PDF interpolation library8,374GPL-3.0-or-laterScience neopdf_capiC language interface to NeoPDF3,739GPL-3.0-or-laterScience neopdf_cliCLI interface to NeoPDF2,998GPL-3.0-or-laterScience neopdf_legacyneopdf v0.2.0 for backward-compatible file reading448GPL-3.0-or-laterScience neopdf_pyapiPython bindings to NeoPDF Rust library3,004GPL-3.0-or-laterScience neopdf_tmdlibNeoPDF's interface to TMDlib2,189GPL-3.0-or-laterScience neophysan ap physics study attempt1,454Unlicense neophyteA WebGPU rendered Neovim GUI16,746MITDevelopment toolsGUI neophyte-linalgLinear algebra types for Neophyte3,102MIT neophyte-macroProcedural macros for Neophyte1,722MITDevelopment toolsGUI neophyte-uiNeovim UI state management2,923MIT neophyte-ui-eventParsing for Neovim UI events3,146MIT neopkgcross platform package manager2,319Apache-2.0 Neoprene_ByzantineThis crate has two parts, Neoprene and Byzantine. Byzantine stores an equation and Neoprene computes and compares those equations…127MIT neopresenceDiscord rich presence plugin for neovim with features such as session diffs & language detection.947MIT neorayA proxy service40MIT OR Apache-2.0 neorg-dirmanA cross-platform implementation of Dirman in Rust.3,268GPL-3.0 neorg-language-serverLanguage Server for Neorg1,432GPL-3.0 neortneort is a framework for real-time audio applications989MIT OR Apache-2.0Multimedia::Audio neorusticusA Prolog implementation in Rust with enhanced error handling1,420MIT OR Apache-2.0CompilersParsing tools neorv32High-level bindings for NEORV32 HAL and library.749non-standardExternal FFI bindingsNo standard library neorv32-pacPeripheral Access Crate (PAC) for the open-source NEORV32 RISC-V microcontroller173MIT neorv32-rtNEORV32 runtime support for Rust.745non-standardEmbedded developmentNo standard library neorv32-sysLow-level bindings for NEORV32 HAL and library.1,064non-standardExternal FFI bindingsNo standard library neosNeosVR's API in rust37,475MPL-2.0API bindingsGames neosetCompact RLE-encoded event sets for efficient peer sync23MITData structuresEncoding neosigmaPlaceholder crate for neosigma project73MIT neotest-docker-phpunitA tool to execute phpunit test cases in the docker container and export the results.5,713MIT OR Apache-2.0Command line utilities neotomaA flexible, cached parser combinator framework for Rust.735MIT OR Apache-2.0Parsing toolsText processing neotopLinux-first terminal system monitor: per-core CPU spectrum with SMT/NUMA, NVIDIA/AMD/Intel GPU dashboards with i915 per-engine…219Apache-2.0Command line utilitiesOperating systems::Linux APIs neotron-apiThe API between Neotron OS and Neotron applications6,285MIT OR Apache-2.0 neotron-bmc-commandsCommands that are supported by the Neotron BMC3,096BlueOak-1.0.0 neotron-bmc-protocolThe SPI protocol supported by the Neotron BMC2,048BlueOak-1.0.0 neotron-common-biosContains the BIOS API and common routines for all Neotron systems.17,612GPL-3.0-or-later neotron-ffiCommon types for FFI in Rust on Neotron Systems6,318MIT OR Apache-2.0 neotron-loaderA ELF parser/loader for Neotron Executables3,072MIT OR Apache-2.0 neotron-osThe Neotron Operating System1,607GPL-3.0-or-later neotron-romfsParse a Neotron ROM-FS image4,185MIT OR Apache-2.0 neotron-romfs-lsfsDump a Neotron ROM-FS image2,098GPL-3.0-or-later neotron-romfs-mkfsBuild a Neotron ROM-FS image2,106GPL-3.0-or-later neotron-sdkSDK for writing applications for Neotron OS2,970MIT OR Apache-2.0 neottyan experimental terminal protocol designed to replace legacy TTY systems51MIT OR Apache-2.0 neotty-termthe refrence terminal emulator implementation of neoterm19MIT OR Apache-2.0 neoutilsNeoutils is the installer for the Neoutils project18Apache-2.0 neovideNeovide: No Nonsense Neovim Gui5,581MIT neovide-deriveDerive macros for the Neovide gui6,592MIT neoviewa reactive, lightweight and safe declarative UI framework106MIT neoview-macroneoview proc macros100MIT neoview-webthe web flavor of neoview61MIT neoview-web-macroneoview web proc macros44MIT neovimSupport for writing Neovim plugins in Rust.7,605MIT neovim-ctrlA program to find and interact with a Neovim instance running in a particular terminal.5,460GPL-3.0-or-laterCommand line utilitiesDevelopment tools neovim-libmsgpack-rpc neovim client97,333LGPL-3.0API bindings neovim-rsA library for embedding Neovim inside a Rust project25,461Unlicense neovim-twitch-chatA neovim plugin to send messages to twitch4,083MIT OR Apache-2.0 neovm-coreCore runtime structures for NeoVM192GPL-3.0-or-later neovm-host-abiHost boundary contracts for NeoVM232GPL-3.0-or-later neowatchA modern alternative to watch command8,072LGPL-2.1Command line utilities neoxideBlazingly fast text based editor, where you don't need to sacrifice your life to write some code without loosing the ability to…1,176MIT neozipThe ZIP archive handler used by Acridotheres5,573MIT nep11-nft-neoNeo N3 NEP-11 compliant non-fungible token (NFT) smart contract with minting and transfers22MITCryptography::CryptocurrenciesWebAssembly nep17-token-neoNeo N3 NEP-17 compliant fungible token smart contract with transfer and balance management24MITCryptography::CryptocurrenciesWebAssembly nepal-phoneParse and validate Nepali phone numbers (mobile and landline).15MITParsing toolsText processing nepali-chrononepali-chrono is a Rust package that provides chrono-like date and time functionality for the Nepali dates.23GPL-3.0 nepali-date-converterA fast and reliable Bikram Sambat (BS) ↔ Gregorian (AD) date converter written in Rust. This library provides accurate Nepali…44MITDate and timeLocalization (L10n) nepali-phoneParse and validate Nepali phone numbers (mobile and landline).36MITParsing toolsText processing nepdate-cliA library for converting between Gregorian and Bikram Sambat (Nepali) dates.3,775GPL-3.0-or-later nepheleA high performance asynchronous programming runtime for Rust.2,809MIT/Apache-2.0 nepoOpen files in your terminal with the appropriate tool depending on the file extension2,627GPL-3.0-or-laterCommand line utilities neptunePoseidon hashing over BLS12-381 for Filecoin.2,863,847MIT OR Apache-2.0 neptune-archival-mmrArchival Merkle Mountain Range backed by neptune-database storage. Uses the TIP5 hash function.229Apache-2.0 neptune-archival-mutator-setArchival mutator set backed by neptune-database storage. The database-backed companion to the in-memory accumulator in…62Apache-2.0 neptune-archiveNeptune archival state: on-disk block storage, the archival block MMR, the archival mutator set, and the optional UTXO index108Apache-2.0 neptune-authCrate for implementing message authorization for cosmwasm smart contracts.5,923MIT OR Apache-2.0 neptune-cashA layer-1 cryptocurrency featuring scalable privacy and post-quantum security.11,315Apache-2.0 neptune-cliThe official CLI for Neptune lang3,977MIT neptune-commonThe common data, interfaces and functionality used across the Neptune Finance smart contracts1,636Apache-2.0 neptune-consensusConsensus logic and proof abstractions for Neptune Cash.300Apache-2.0 neptune-core-clicli client for interfacing with neptune-core593Apache-2.0 neptune-dashboardneptune-cash tui dashboard and wallet590Apache-2.0 neptune-databaseLevelDB-backed async storage layer (schema, vectors, maps) used by neptune-cash235Apache-2.0 neptune-job-queuePrioritized, heterogeneous async/blocking job queue used by neptune-cash304Apache-2.0 neptune-langAn embeddable scripting language7,024MIT neptune-locksSimplified, instrumented read-write lock types used by neptune-cash238Apache-2.0 neptune-mempoolNeptune transaction mempool: the Mempool store, its transaction-id and upgrade-priority abstractions, and the proof-quality…269Apache-2.0 neptune-mutator-setThe mutator set, a privacy-preserving cryptographic accumulator invented by the Neptune team. Paper:…309Apache-2.0 neptune-p2pNeptune peer-to-peer protocol types: the PeerMessage wire enum, handshake/transfer payloads, peer identity and standing, and…110Apache-2.0 neptune-primitivesFoundational primitives shared across neptune-cash307Apache-2.0 neptune-rpc-apiNeptune JSON-RPC API contract: the RpcApi trait and its data-transfer model types285Apache-2.0 neptune-rpc-clientlibrary for interacting with neptune-cash's JSON-RPC684Apache-2.0 neptune-rpc-macrosMacros for Neptune RPC2,138Apache-2.0 neptune-tritonGPU implementation of neptune-compatible Poseidon hashing.103,790MIT OR Apache-2.0 neptune-triton-generatorGenerate code for neptune-triton from Futhark source.8,179MIT OR Apache-2.0 neptune-walletWallet functionality (keys, addresses, transaction construction) for Neptune Cash.292Apache-2.0 neptunesNeptune celestial simulation crate for the MilkyWay SolarSystem workspace70MITScienceSimulation neptuniumA Rust library with integrations for various anime art sites, such as R34, Danbooru, and Gelbooru and more.1,603GPL-2.0-or-later neptunium-cache-inmemoryIn-memory caching implementation for Fluxer.374MIT OR Apache-2.0Caching neptunium-gatewayInteracting with the Fluxer gateway.598MIT OR Apache-2.0API bindingsWeb programming::WebSocket neptunium-httpInteracting with the Fluxer HTTP API.673MIT OR Apache-2.0API bindings neptunium-modelTypes for the Fluxer gateway and some of the HTTP API.892MIT OR Apache-2.0 nERDThe nerdy Entity Relationship Diagram1,464Apache-2.0 nerd-font-symbolsNerd Fonts Symbols8,450MIT OR Apache-2.0 nerd_fontEnumerated contents of the JetBrainsMono Nerd Font5,006MITAPI bindingsEncoding nerd_fontsNerd Fonts in rust.13,725MIT nerd_gtk_iconsNerd Fonts SVG icons as GResource for GTK4/Adwaita Rust applications.40MITGraphicsGUI nerdfetch-rsA minimal, fast system fetch tool - rewritten in Rust for speed, clarity, and configurability.1,252MIT nerdicons_rsAccess all NerdFonts Icons and Use It601MITText processingValue formatting nerdleA macro-powered compile-time nerd-font code point resolver.34MITDevelopment toolsText processing nerdle-proc-macroThe macro crate for the nerdle Nerd Font macro library98MITDevelopment toolsText processing nerdondon-hopscotchA skip list17,328MIT nereidSource-available noncommercial terminal diagram TUI and MCP server for Mermaid-backed sessions253non-standardCommand line utilitiesDevelopment tools nereids-coreCore types, constants, and traits for NEREIDS neutron resonance imaging612MITScience nereids-endfENDF file retrieval, caching, and resonance parameter parsing514MITScience nereids-fittingOptimization engine for resonance fitting (LM, Poisson/KL)273MITScience nereids-ioData I/O for TIFF stacks, NeXus files, and VENUS normalization208MITScience nereids-physicsCross-section calculation, broadening, and transmission forward model375MITScience nereids-pipelineEnd-to-end orchestration and spatial mapping pipeline191MITScience nereonRiboseinc configuration library for Rust34,814BSD-2-Clause nereon_deriveAutomatic Nereon FromValue trait implementations.32,619BSD-2-Clause nereondNereond is a configuration management daemon4,856BSD-2-Clause nereusLibrary and executable to generate a mermaid class diagram (.mmd) from pydantic class definitions (.py files).17,020non-standardCommand-line interfaceDevelopment tools nerf-dartA library for converting urls to identifiers772MIT nerfsurfNothing yet596MIT neriogeneric for neural networks919Apache-2.0Data structures neroSafe, Asynchronous IRC Services2,069MIT/Apache-2.0 nerrorNanocl error types1,533MIT OR Apache-2.0 nerrsCRF-based Named Entity Recognition for Persian text41MITScienceText processing nersent_paceTechnical Analysis library47,242non-standard nervNERV: Cluster Workload Manager1,282non-standard nerveCross-platform security scan library5,838MIT OR Apache-2.0Network programming nerve-aiNerve is a tool that allows creating stateful agents with any LLM of your choice - without writing a single line of code. The…14,426GPL-3.0 nerve-tuiTUI for monitoring AI coding sessions across terminal tabs154MITCommand line utilitiesDevelopment tools nerve_baseBasic functions and types used by nerve3,286MIT OR Apache-2.0Network programming nerve_domainCross-platform domain scan library (for nerve ecosystem)2,426MIT OR Apache-2.0Network programming nerve_hostCross-platform host scan library (for nerve ecosystem)2,390MIT OR Apache-2.0Network programming nerve_portCross-platform port scan library (for nerve ecosystem)2,373MIT OR Apache-2.0Network programming nerve_uriCross-platform uri scan library (for nerve ecosystem)2,954MIT OR Apache-2.0Network programming nervemqPortable, SQS-compatible message queue backed by SQLite.1,039Apache-2.0AsynchronousData structures