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.
unixismA set of tools for working with linux from Rust.1,445MIT
unixodbcunixodbc1,639MIT
unixstringAn FFI-friendly null-terminated byte string65,932MIT
unixtimeA small utility for working with UNIX time.6,628MIT
unizen_rsThis crate holds the contract addresses for interacting with Unizen: https://www.unizen.io/. All rights go to…2,973MIT
unjamUtility for Node/Job Analysis and Monitoring29LGPL-3.0-or-later
unjsonTools for destructuring JSON data.12,282MIT
unjumbleUnjumble is a rust program to unjumble words1,712GPL-3.0-or-later
unkaiUnkai is a tool set for Rust's memory allocation APIs mainly focus on tracking
and conditional analyzing / limiting memory usage.1,224MIT
unkeyAn asynchronous Rust SDK for the Unkey API.16,079MIT
unkey-rsAsync Rust SDK for the Unkey v2 API478MIT
unknotplaceholder1,454MIT
unknownunknown508MIT
unknown-enginea hopefully (or hopelessly) simple 3d rasterizing engine build in rust from scratch using wgpu1,253Apache-2.0
unknown_orderA crate for working with finite fields where the modulus is of unknown order,
typtical for RSA, Paillier, Hyperelliptic curves,…37,026Apache-2.0 OR MIT
unknownrori-simple-thread-poolA lighweight thread pool for networking and other stuff8,180MIT
unkocrypto_rsunkocrypto (rust)3,471MIT
unkrA tool to decrypt old school cyphers2,143GPL-3.0-only
unlab-gpuMicro scripting language for neural networks that uses unmtx-gpu.40MPL-2.0
unlambdaAn unlambda parser and interpreter a crate1,689CC0-1.0
unlatexRust bindings to unified-latex3,350MIT OR Apache-2.0
unlatex-cliRust bindings to unified-latex1,503MIT OR Apache-2.0
unleakable[Placeholder] Unleakable values (only accessible through references), implemented via a self-referencing type2,389
unleashTooling to manage releasing of crates in massiv workspaces/monorepos2,737Apache-2.0
unleash-api-clientAn API client for https://www.getunleash.io/203,160Apache-2.0
unleash-api-client-macrosProc macros for unleash-api-client398Apache-2.0
unleash-clientUnleash client SDK for Rust5,640Apache-2.0
unleash-datageneratorGenerates features and strategies for https://github.com/Unleash/unleash1,456MIT
unleash-edgeUnleash edge is a proxy for Unleash. It can return both evaluated feature toggles as well as the raw data from Unleash's client…100,295MIT
unleash-edge-appstateUnleash edge is a proxy for Unleash. It can return both evaluated feature toggles as well as the raw data from Unleash's client…1,699MIT
unleash-edge-authUnleash edge is a proxy for Unleash. It can return both evaluated feature toggles as well as the raw data from Unleash's client…1,842MIT
unleash-edge-backstageUnleash edge is a proxy for Unleash. It can return both evaluated feature toggles as well as the raw data from Unleash's client…1,040MIT
unleash-edge-cliUnleash edge is a proxy for Unleash. It can return both evaluated feature toggles as well as the raw data from Unleash's client…2,755MIT
unleash-edge-client-apiUnleash edge is a proxy for Unleash. It can return both evaluated feature toggles as well as the raw data from Unleash's client…1,041MIT
unleash-edge-deltaUnleash edge is a proxy for Unleash. It can return both evaluated feature toggles as well as the raw data from Unleash's client…2,636MIT
unleash-edge-edge-apiUnleash edge is a proxy for Unleash. It can return both evaluated feature toggles as well as the raw data from Unleash's client…1,047MIT
unleash-edge-feature-cacheUnleash edge is a proxy for Unleash. It can return both evaluated feature toggles as well as the raw data from Unleash's client…2,635MIT
unleash-edge-feature-filtersUnleash edge is a proxy for Unleash. It can return both evaluated feature toggles as well as the raw data from Unleash's client…2,460MIT
unleash-edge-feature-refreshUnleash edge is a proxy for Unleash. It can return both evaluated feature toggles as well as the raw data from Unleash's client…2,269MIT
unleash-edge-frontend-apiUnleash edge is a proxy for Unleash. It can return both evaluated feature toggles as well as the raw data from Unleash's client…1,051MIT
unleash-edge-http-clientUnleash edge is a proxy for Unleash. It can return both evaluated feature toggles as well as the raw data from Unleash's client…2,589MIT
unleash-edge-metricsUnleash edge is a proxy for Unleash. It can return both evaluated feature toggles as well as the raw data from Unleash's client…1,388MIT
unleash-edge-offlineUnleash edge is a proxy for Unleash. It can return both evaluated feature toggles as well as the raw data from Unleash's client…1,043MIT
unleash-edge-persistenceUnleash edge is a proxy for Unleash. It can return both evaluated feature toggles as well as the raw data from Unleash's client…2,461MIT
unleash-edge-request-loggerUnleash edge is a proxy for Unleash. It can return both evaluated feature toggles as well as the raw data from Unleash's client…1,040MIT
unleash-edge-streamingUnleash edge is a proxy for Unleash. It can return both evaluated feature toggles as well as the raw data from Unleash's client…1,841MIT
unleash-edge-typesUnleash edge is a proxy for Unleash. It can return both evaluated feature toggles as well as the raw data from Unleash's client…3,513MIT
unleash-openfeature-rust-providerThe official Unleash OpenFeature provider for Rust.43Apache-2.0
unleash-proxyAn https://unleash.github.io/ web proxy1,602Apache-2.0
unleash-typesAPI types for Unleash (https://github.com/Unleash/unleash) client features API response116,304MIT
unleash-yggdrasilThis is the Unleash SDK domain logic extracted into a library to facilitate building your own Unleash SDKs in anything, anywhere.112,384MIT
unlimA fun game where you guess what number the computer has chosen.1,203MIT
unlimited-ammoHot reloader for Rust codebases, never waste time rebuilding again.1,653MIT
unlinkLock free linked list6,060MIT
unlockInstrumented synchronization primitives helping you to unlock performance issues15,914MIT OR Apache-2.0
unlock_excelSmall command line utility to inspect or remove the VBA protection status of Excel files8,294MIT
unlocrOCR PDFs to markdown via Unlimited-OCR (DeepSeek-OCR) + llama.cpp94MIT
unlostUnlost - Local-first code memory for a workspace.575MIT
unluacMulti-dialect Lua decompiler written in Rust.343MIT
unm_api_utilsThe utilities for developing UnblockNeteaseMusic API.5,321LGPL-3.0-or-later
unm_engineThe engine base for UnblockNeteaseMusic, including the executor and the Engine trait.14,938LGPL-3.0-or-later
unm_engine_bilibiliThe Bilibili engine for UnblockNeteaseMusic.8,439LGPL-3.0-or-later
unm_engine_jooxThe Joox engine for UnblockNeteaseMusic.10,712LGPL-3.0-or-later
unm_engine_kugouThe Kugou engine for UnblockNeteaseMusic.8,524LGPL-3.0-or-later
unm_engine_kuwoThe Kuwo engine for UnblockNeteaseMusic.8,481LGPL-3.0-or-later
unm_engine_miguThe Migu engine for UnblockNeteaseMusic.7,247LGPL-3.0-or-later
unm_engine_pyncmThe PyNCM engine for UnblockNeteaseMusic.8,424LGPL-3.0-or-later
unm_engine_qqThe QQ engine for UnblockNeteaseMusic.7,194LGPL-3.0-or-later
unm_engine_ytdlThe YtDl (youtube-dl, yt-dlp, …) engine for UnblockNeteaseMusic.10,661LGPL-3.0-or-later
unm_requestThe request-related methods for UnblockNeteaseMusic.11,984LGPL-3.0-or-later
unm_rest_apiThe RESTful API that can deal with UnblockNeteaseMusic API.4,070LGPL-3.0-or-later
unm_selectorThe algorithm for UnblockNeteaseMusic, determining what Song to return.12,635LGPL-3.0-or-later
unm_typesThe type definitions for UnblockNeteaseMusic.16,111LGPL-3.0-or-later
unmakea makefile linter32,7730BSD
unmapperSimple CLI tool that allows you to easily deobfuscate newest minecraft versions1,560MIT
unmemBeware!9,238MPL-2.0
unmemftpA quick and somewhat dirty library for testing read-only ftp clients, based on libunftp1,740MIT
unmillisGiven 𝑛, solves for 𝑥 in the equation `unix-epoch + 𝑛 milliseconds = 𝑥`6,235MIT
unmpunmp44,512non-standard
unmp-centerunmp data center3,966non-standard
unmp-center-coreunmp data center7,320non-standard
unmp-cloudunmp cloud, the data center1,602non-standard
unmp-idunmp20,854non-standard
unmp-linkunmp8,603non-standard
unmp-link-redisredis link for unmp7,546non-standard
unmp-link-serialserial link for unmp6,361non-standard
unmp-link-udpudp link for unmp10,002non-standard
unmp-link-websocketwebsocket link for unmp8,690non-standard
unmp-netunmp1,583non-standard
unmp-protocolunmp1,621non-standard
unmp-protocol-etpetp protocol for unmp20,611non-standard
unmp-protocol-rawraw protocol for unmp14,497non-standard
unmtx-gpuMicro matrix library for neural networks that uses GPU.2,261MPL-2.0
unmutUn-`mut` things!1,515MIT
unnamed-rss-managerA command-line RSS feed reader and manager1,655MIT
unnamed_entityStrongly-typed indexing for vectors and other structures9,385MIT OR Apache-2.0
unnestMacros for an unnested control flow.9,071MPL-2.0
unnest-ndjsonConvert large JSON documents to ndjson/jsonlines3,498MIT OR Apache-2.0
unnixReproducible Nix environments without installing Nix62MPL-2.0
unoEncode floats in the range [0.0, 1.0] as unsigned integers!3,948Apache-2.0/MIT
uno-clirust cli for uno game9,070AGPL-3.0-or-later
uno-sdkA IDL library for Etherfuse Uno.1,550Apache-2.0
unobtaniumOpinioated Web search engine library with crawler and viewer companion.2,205AGPL-3.0-only
unobtanium-crawlerThe default web-crawler for unobtanium.1,562AGPL-3.0-only
unobtanium-graph-algorithmsGraph ranking algorithms for the unobtanium search engine113LGPL-3.0-only
unobtanium-segmenterA text segmentation toolbox for search applications inspired by charabia and tantivy.2,535LGPL-3.0-only
unobtanium-text-pileTurns HTML into externally annotated plain text that is optimized for being serialized to the postcard format.386LGPL-3.0-only
unobtanium-viewerThe default web-frontend for unobtanium.1,563AGPL-3.0-only
unocss-classesHTML class builder macro with UnoCSS variant group transformer for web frameworks7,434MIT
unocss-classes-macrosMacros for `unocss-classes`7,929MIT
unocss-classes-utilsUtils for `unocss-classes`8,418MIT
unofficial_appwritewrapper on appwrite api -> https://appwrite.io/docs6,845MIT
unohupA useful wrapper library for nohup1,605MIT
unoneA GUI framework2,338MIT
unopuslibopus transpiled to rust by c2rust1,650BSD-3-Clause
unoq-starter-mpuHello world for QRB2210 MPU (Arm Cortex-A53, Debian Linux)25Apache-2.0
unordered-hashHashes a set of items independent of their ordering1,761MIT
unordered-n-tupleAn unordered tuple of n homogenous elements1,945MIT OR Apache-2.0
unordered-pairA tuple struct representing an unordered pair25,464MIT OR Apache-2.0
unormAn unsigned normalized number type, able to represent numbers ranging from 0 to 1.2,024MIT
unosendOfficial Rust SDK for Unosend - Email API for developers24MIT
unown_nunown network1,332Apache-2.0
unowned-bufBuffered Read+BufRead and Write for Rust that does not own the underlying Read/Write13,189MIT OR Apache-2.0
unpackCommand line utility that unpacks archives, a maintained version of 'unbox'.6,780MIT
unpack_optionA Rust library that generates camelCase fields structs from struct with snake_case fields713MIT
unpaid-internA convenient little string interner1,281MPL-2.0
unpairedTerminal utility for finding unique (non-duplicated) files46MIT OR Apache-2.0
unpaka no-nonsense unreal pak parsing crate31,590MIT OR Apache-2.0
unpalmLinux palm rejection filter for touchpads31GPL-3.0
unparsehttps://twitter.com/davidtolnay/status/14784166362061045761,119MIT OR Apache-2.0
unpatUnboxing the pattern with easy syntax.9,810MIT
unpdfHigh-performance PDF content extraction to Markdown, text, and JSON11,159MIT
unpdf-cliCLI tool for extracting PDF content to Markdown, text, and JSON525MIT
unpfsAn example filesystem built on top of the rs9p library1,323non-standard
unpinA placeholder library for great stuff1,482MIT
unpkA simple CLI tool to unpack any archive, with consistent flattening.32AGPL-3.0
unpmLightweight vendoring of static assets. No node_modules, no runtime fetching.25MIT
unpolyHelper for the Unpoly API, initially for usage in Axum handlers3,270MIT
unport-cliLocal development port manager with automatic domain routing193MIT
unprim8-bit to 256-bit types1,175GPL-3.0-or-later
unprounlock protection and show hidden worksheet for xlsx file2,741MIT OR Apache-2.0
unprolixBoilerplate generator for constructors, getters and setters with derive macros1,860MIT
unproxyMap TCP services behind an HTTP(S) proxy to local ports.2,279Apache-2.0
unproxy-cliMap TCP services behind an HTTP(S) proxy to local ports.1,546Apache-2.0
unqliteRust `unqlite` library wrapper.39,134MIT/Apache-2.0
unqlite-sysRust `unqlite` bindings.14,184MIT/Apache-2.0
unquarantineUnquarantine/decrypt/extract quarantined files from ~40 AV products.40MIT
unquoteA reverse quote macro... that is: A macro to parse input from a ParseStream according to a given pattern.28,395MIT OR Apache-2.0
unragerA calm Twitter/X CLI with a local-LLM rage filter404GPL-3.0-only
unrager-modelShared data types for the unrager workspace (server, TUI, web/mobile clients).529GPL-3.0-only
unraid-notificationA crate to ease pushing messages to the unraid webGUI.1,881MIT
unrarlist and extract RAR archives389,575MIT OR Apache-2.0
unrar-asyncList and extract .rar archives, async16,261MIT
unrar-nglist and extract RAR archives. Actively maintained fork of unrar.8,889MIT OR Apache-2.0
unrar-ng-sysFFI bindings to unrar (with minimal abstractions). Actively maintained fork of unrar_sys.8,874MIT OR Apache-2.0
unrar_sysFFI bindings to unrar (with minimal abstractions)356,162MIT OR Apache-2.0
unravelRust-based stack unwinder2,575AGPLv3/Apache-2.0
unreachableAn unreachable code optimization hint in stable rust.40,969,843MIT / Apache-2.0
unreachable_checkedunreachable!()-like macro that causes linking error instead of panicking. May be used to statically ensure some code won't panic.2,679MITNFA
unreactA static site generation framework for Rust using Handlebars and Scss.42,996MIT
unrealFake data generator; fork of the fakeit crate6,379MIT
unreal-docTool for generating documentation from Unreal C++ sources.12,171MIT OR Apache-2.0
unreal-rcRust client for the Unreal Engine Remote Control plugin (HTTP + WebSocket)49MIT OR Apache-2.0
unreal-rsUnreal Engine Rust Integration1,495Apache-2.0
unreal-rustOpionionated Rust integration for Unreal Engine 51,527MIT OR Apache-2.0
unreal_assetUnreal Engine 4/5 game asset serialization library.8,064MIT
unreal_asset_baseClaimed for project being developed on https://github.com/AstroTechies/unrealmodding1,448MIT
unreal_asset_exportsClaimed for project being developed on https://github.com/AstroTechies/unrealmodding1,416MIT
unreal_asset_kismetClaimed for project being developed on https://github.com/AstroTechies/unrealmodding1,454MIT
unreal_asset_proc_macroProc macro implementations for unreal_asset8,589MIT
unreal_asset_propertiesClaimed for project being developed on https://github.com/AstroTechies/unrealmodding1,455MIT
unreal_asset_registryClaimed for project being developed on https://github.com/AstroTechies/unrealmodding1,449MIT
unreal_helpersTools for making and loading Unreal Engine Mods.15,555MIT
unreal_log_parserA simple log parser for Unreal Engine logs, which can be used to extract useful information from logs.2,622MIT
unreal_mod_integratorClaimed for project being developed on https://github.com/AstroTechies/unrealmodding1,496MIT
unreal_mod_managerClaimed for project being developed on https://github.com/AstroTechies/unrealmodding1,484MIT
unreal_mod_metadataClaimed for project being developed on https://github.com/AstroTechies/unrealmodding1,456MIT
unreal_modintegratorClaimed for project being developed on https://github.com/AstroTechies/unrealmodding1,452MIT
unreal_modloaderClaimed for project being developed on https://github.com/AstroTechies/unrealmodding1,487MIT
unreal_modmetadataClaimed for project being developed on https://github.com/AstroTechies/unrealmodding1,477MIT
unreal_pakClaimed for project being developed on https://github.com/AstroTechies/unrealmodding1,590MIT
unreal_pak_cliClaimed for project being developed on https://github.com/AstroTechies/unrealmodding1,644MIT
unreal_rust_compile_demoCompile a crate and run cbindgen on it in a single command.1,744non-standard
unrealmoddingClaimed for project being developed on https://github.com/AstroTechies/unrealmodding1,488MIT
unrecurseHelper crate for rewriting your recursive code in iterative way1,599MIT
unreferenced_filesA utility for finding unused and unreferenced files.22,579AGPL-3.0
unreferenced_files_libA utility for finding unused and unreferenced files.3,353AGPL-3.0
unreleasedview the commits to your GitHub repos since their last release68MIT
unreliable-messageAn implementation of unreliable message sending over UDP11,314MIT
unreqlWell documented and easy to use RethinkDB Rust Driver12,216MIT
unreql_deadpoolDeadpool for UnReQL5,975MIT
unreql_macrosMacros for unreql7,053MIT
unrescUnNamed Rust Electronic Speed Controller1,631Apache-2.0
unrestPoC of async http framework2,028MIT
unrest_codegencodegen for unrest1,992MIT
unrest_tmp_quotedon't use4,301MIT/Apache-2.0
unrest_tmp_syndon't use3,036MIT/Apache-2.0
unrest_tmp_synomdon't use3,632MIT/Apache-2.0
unrestrictive-urlA library for parsing and freely modifying URLs3,598Apache-2.0 OR MIT
unretroForward-only access to retro container formats for emulators and retro gaming72MIT OR Apache-2.0