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.

duckvmRESERVED: A lightweight Python VM used to power DuckLogic1,643non-standard duckworth-lewisA calculator for determining targets for the team batting second in weather affected cricket matches using the Duckworth Lewis…1,644MIT OR Apache-2.0 duckyRubber stamp document system1,872AGPL-3.0-or-later ducky-learnA simple ML rust framework5,197MIT OR Apache-2.0 duckyscriptparser for duckyscript1,618MIT ducta library for running child processes33,690,939MIT duct_sha sub-crate for the sh function, formerly in duct1,685,677MIT ductaExperimental non-blocking HTTP server focused on explicit I/O state machines43MIT OR Apache-2.0 ductileA channel implementation that allows both local in-memory channels and remote TCP-based channels with the same interface.11,964MITConcurrencyNetwork programming ductilityTest Helpers for UI and API development. Written in rust, compiled to WebAssembly12,045MIT ductorzero-cost typestate lib161MIT OR Apache-2.0 ductor-corezero-cost typestate lib: core traits and helpers153MIT OR Apache-2.0 ductor-macroszero-cost typestate lib: procedural macros186MIT OR Apache-2.0 ductra small crate for reading, writing, and simple manipulation of the portable pixelmap format family1,945GPL-3.0-onlyDevelopment tools::DebuggingEncoding ductuleColumn-based protocol for transferring ECS data between different systems.1,321MIT OR Apache-2.0 ducyA performant analysis library for poker.43MIT duda crate for sending, receiving and recording message structs.1,367MIT dudect-bencherAn implementation of the DudeCT constant-time function tester141,995MIT OR Apache-2.0 dudy-mallocEasy way to configure best memory allocation for each platforms5,492Apache-2.0 duendeCross-platform daemon tooling framework625MITAsynchronousDevelopment tools duende-coreCore daemon lifecycle primitives for the Duende framework2,805MITAsynchronousOperating systems duende-mlockMemory locking for swap-critical daemons (DT-007: Swap Deadlock Prevention)2,605MIT OR Apache-2.0Memory managementOperating systems duende-observeObservability integration for Duende (renacer tracing, ttop monitoring)147MITDevelopment tools::Profiling duende-platformPlatform adapters for the Duende daemon framework (systemd, launchd, container, pepita, WOS)2,537MITAsynchronousOperating systems duende-policyPolicy enforcement for Duende (quality gates, circuit breakers, resource limits)1,745MITDevelopment tools duende-testTesting infrastructure for Duende (harness, chaos injection, load testing)46MITDevelopment tools::Testing duende-ublkublk device lifecycle management for swap-critical daemons2,412MIT OR Apache-2.0FilesystemOperating systems duetbi-directional synchronization2,410MIT duet_charter_binCommandline duet charting tool for Clone Hero .chart files!1,576non-standardGame developmentGames duet_charter_libDuet charting library for Clone Hero .chart files!2,908non-standardGame developmentGames duet_charter_webBrowser based duet charting tool for Clone Hero .chart files!1,606non-standardGame developmentGames dufDuf is a simple file server.36,579MIT OR Apache-2.0Command line utilitiesWeb programming::HTTP server duffelRust bindings for the Duffel API.1,670MITAPI bindingsWeb programming::HTTP client dufsDufs is a distinctive utility file server49,309MIT OR Apache-2.0Command line utilitiesWeb programming::HTTP server dufs-zhDufs 是一个独特的实用文件服务器6,423MIT OR Apache-2.0Command line utilitiesWeb programming::HTTP server dugAn exhaustive name resolution aggregator7,141non-standard dugongDagre-compatible graph layout algorithms (port of dagrejs/dagre).15,787MIT OR Apache-2.0Visualization dugong-graphlibGraph data structure APIs used by dugong (port of dagrejs/graphlib).15,866MIT OR Apache-2.0Data structures dugoutGit-native secrets manager for development teams, written in Rust202MIT OR Apache-2.0Command line utilitiesCryptography duguoA Rocket web-app designed to facilitate learning how to read Chinese.1,692MIT duhmacro utilities604MIT OR Apache-2.0 duiAn interactive version of du5,315MITCommand line utilities dui-cliAn intuitive Docker management CLI built in Rust with full Docker command parity3,290MITCommand line utilities dui-leptosDUI — A production-ready Leptos 0.8 component library. 36 accessible, signal-driven components with a dark-first design system.…75MITGUIWebAssembly duidWeb framework for creating fast and interactive client side web application1,636MITGUIWebAssembly duid-coreCore crate used for Duid2,235MIT dukA high-level wrapper around the Duktape Javascript/ECMAScript interpreter2,152MIT duk-sysDirect low-level auto-generated bindings to the duktape library4,858MIT dukascopy-fxLibrary-first Dukascopy market-data fetcher for FX, metals, indices, and equities with ticker API, incremental checkpoints, and…978MITAPI bindingsFinance dukascopy_rsDukascopy API integration for Rust4,616non-standardAPI bindings dukascopy_rustRust wrapper for Dukascopy’s free charting API640MITAPI bindingsFinance dukbindRaw duktape bindings for rust.8,468Unlicense duke-crypto-cliCLI tool for generating mnemonics and ED25519 key pairs40MIT OR Apache-2.0Command line utilitiesCryptography duke-crypto-coreCore cryptographic library for generating mnemonics and ED25519 key pairs with BIP39 and SLIP-10 support179MIT OR Apache-2.0AuthenticationCryptography dukitgit cli tool for the feathered9,269MIT duktduktape bindings3,286MIT dukt-macrosduktape bindings macros5,231MIT dukt-sysraw bindings for duktape4,211MIT duktapeEmbedded JavaScript interpreter with a small footprint5,065Unlicense duktape-macrosduktape bindings macros1,720MIT duktape-rsSafe(er) rust wrapper for dukbind.6,645Unlicense duktape_ffiUnsafe, low-level wrapper for duktape JavaScript interpreter4,702MIT duktape_ffi_rawA simple wrapper around the Duktape C library.6,623MIT duktape_sysUnsafe, low-level wrapper for duktape JavaScript interpreter5,652MIT dukuA Rust crate for creating graphic experiences5,210Apache-2.0 dullStrip ANSI colour control codes.3,3420BSD dull-dotfile-managerA dull dotfile manager2,754Unlicense dullahanA self-hosted, cookie-free backend for small sites: privacy-first analytics, a headless blog/content API, and a contact endpoint…83MITWeb programming::HTTP server dulwichDulwich is a Rust library for working with Git repositories418Apache-2.0 dumAn npm scripts runner24,623MIT dumaA minimal file downloader6,254MITCommand line utilitiesNetwork programming dumapInteractive disk usage treemap visualizer — scan directories and explore space usage with a native GUI or HTML export175MIT OR Apache-2.0Command line utilitiesFilesystem dumap-cliCLI tool for dumap: scan directories and visualize disk usage as interactive treemaps247MIT OR Apache-2.0Command line utilitiesFilesystem dumap-coreCore library for dumap: filesystem scanning, tree construction, and HTML treemap generation397MIT OR Apache-2.0Command line utilitiesFilesystem dumap-guiInteractive egui treemap viewer for dumap291MIT OR Apache-2.0Command line utilitiesFilesystem dumap-layoutSquarified treemap layout algorithm for dumap338MIT OR Apache-2.0Command line utilitiesFilesystem dumb-containerA Vec-backed associative map2,305MIT dumb-cryptoDumb, but easily verifiable implementations of crypto algorithms17,321MITCryptography dumb-execA very simple and dumb implementation of a futures executor that doesn't allocate and can be used in no_std environments.10,976MITAsynchronousNo standard library dumb-ina219i2cdev driver for INA219 on the Raspberry Pi 5.738GPL-3.0-onlyHardware support dumb_aiMy own AI, which doesn't work that great, but it still works!9,536MIT dumb_api_rustDUMB API for rust (for creating clients)298non-standard dumb_cgiAn adequate, dependency-free CGI library for server-side CGI programs19,180MITNetwork programmingWeb programming dumb_contractA Rust crate for writing, testing, and deploying smart contracts on various blockchain platforms.1,250MIT dumb_http_parserParse HTTP request3,308MIT dumb_loggerLog to stdout, nothing more1,863MITDevelopment tools::Debugging dumballocA dumb (or smart?) alternative allocation strategy for reusable allocations80MIT dumbeqDumbEq is a safe library providing a derive macro of same name that implements [`std::cmp::PartialEq`] and [`std::cmp::Eq`],…4,622MIT OR Apache-2.0 dumberA CLI tool to (un)number sections and add/remove toc(s) of a Markdown document19BSD-3-ClauseDevelopment tools dumbfuzzA simple dumb library for fuzzy search2,781MIT dumbhttpA dumb http server that responds with a preconfigured http response6,799MIT dumbledoreA ECS with async calls in mind1,652MIT dumbmathA pretty dumb math library oriented towards computer graphics31,389Apache-2.0 dumbneta [no_std] neural network library1,816Apache-2.0 dumbo-rsTurn any codebase into LLM-ready context : supports monorepos, multi-project runs, and git diffs.188MIT dumbo_configa config loader1,640MIT dumbo_loghelper functions for web development1,145MIT dumbo_rocks_dbRocksDB数据库操作模块,提供类型安全的列族(Column Family)抽象。2,151MIT dumbo_webhelper functions for web development461MIT dumbpipeA cli tool to pipe data over the network, with NAT hole punching33,474MIT OR Apache-2.0Network programming dumbshitpostdasd2,394MIT dummareSanitize your terminal ouput for use with hard copy terminals78GPL-3.0-onlyCommand line utilities dummyMacros implementation of #[derive(Dummy)]9,122,955MIT OR Apache-2.0 dummy-agonesDummy Agones SDK server for developing Agones integrations3,346MIT OR Apache-2.0Game development dummy-allocGlobal allocator that fails all allocations2,487BlueOak-1.0.0Memory managementNo standard library dummy-anchor-serializeA dummy crate containing a struct which can be used in a Solana account3,979Apache-2.0 dummy-binDummy binary crate for testing5,294BSD-3-Clause dummy-bukowaDummy package for testing1,324MIT dummy-cargo-toml-createrdummy-cargo-toml-creater for docker cache4,904MIT dummy-contractdesc12,287Apache-2.0 dummy-impersonation_testDummy crate to test package name collisions1,530MIT dummy-increment-contractdesc2,743Apache-2.0 dummy-json-rsDummy JSON API client in Rust3,154MIT dummy-libDummy library crate for testing4,538BSD-3-Clause dummy-library-Dummy Library1,571MIT dummy-log-libA dummy package to test cargo publish2,812MIT OR Apache-2.0 dummy-pinDummy implementations of the input/output pin embedded-hal traits.17,003MIT OR Apache-2.0Embedded developmentHardware support dummy-queueA dummy implementation of queue in rust4,049MIT dummy-rustwlcA dummy version of the functions defined in rust-wlc, to be used in testing and for travis builds32,108MIT dummy-testA test crate1,178MIT dummy-test-crate-agashlinA test of uploading without repository set1,851MIT/Apache-2.0 dummy-test-xss<img onload='alert('Injected 1234')' src='https://google.com'>&#x3C;img onload=&#x27;alert(&#x27;Injected 777&#x27;)&#x27;…10,074ISC dummy-transitiveDummy library for testing, with no reverse dependencies2,828BSD-3-Clause dummy-trustedA repository/crate for testing trusted publishing to crates.io546non-standard dummy-wakerGet a `core::task::Waker` that does absolutely nothing.22,021Apache-2.0 WITH LLVM-exceptionAsynchronousConcurrency dummy_crateA dummy crate to learn how to publish crates. Do not use.1,844MIT dummy_package_for_udemyThis is a dummy package for Udemy course669MIT dummy_test_crate_jmA short description of my package430MIT OR Apache-2.0 dummy_tmp_forkMacros implementation of #[derive(Dummy)]1,125MIT OR Apache-2.0 dummy_xmlFast Non-validating XML DOM parser.13,135MIT dummyhttpSuper simple HTTP server that replies with a fixed body and a fixed response code30,022MITCommand-line interfaceCommand line utilities dumoAn embedded-graphics backend for Ratatui with an adjustable font size176MIT OR Apache-2.0Embedded developmentGraphics dumpA simple macro that takes one or more variables and prints the name, type, and value of each variable. The output is also…13,862MIT/Apache-2.0 dump-json-refsExtract canonical JSON/JSONL schemas and SQLite metadata for database reverse engineering.109MITCommand line utilitiesDatabase interfaces dump-motdmotd interrogates pam_motd.so in order to determine the current message of the day. It only works on linux and it is a component…4,009Apache-2.0 dump-roblox-apiDumps all roblox classes and enums into either a luau table or Rust structs and values.149MIT dump_symsDump debug symbols into Breakpad ones280,614MIT/Apache-2.0 dumpaloA minimalistic global bump allocator1,580MITMemory management dumpbinSimplify using Dumpbin Windows tool2,905MIT dumpcodeA utility that dumps project files in an LLM-friendly format1,431MITCommand line utilities dumperHTTP text dumper1,863MIT dumpfilesA CLI and library for generating structured YAML representations of directory contents, optimized for efficiently sharing…2,224MITCommand line utilitiesDevelopment tools dumpfsA tool for dumping codebase information for LLMs efficiently and effectively820MITCommand line utilitiesDevelopment tools dumpfs-tsNode.js bindings for dumpfs - A tool for dumping codebase information for LLMs417MITAPI bindings dumpitCustomizable `core::fmt::Debug` derive macro with field-level formatting options.25MIT OR Apache-2.0Development tools::DebuggingRust patterns dumpit-macrosProc-macro implementation for the dumpit crate. Do not use directly.82MIT OR Apache-2.0Development tools::DebuggingRust patterns dumplingA fast JavaScript runtime and bundler in Rust120Apache-2.0Development tools dumplinghIssue/PR exporter for GitHub3,732MITAPI bindings dumprA small command line tool that turns a directory into a readable text dump. It can print the directory tree, the contents of…42MITCommand line utilitiesDevelopment tools dumpspace-apiCompile-time offset resolution for Spuckwaffel's Dumpspace.4,168MIT dumpspace-macrosCompile-time offset resolution macros for Dumpspace API.133MIT dumpsterA concurrent cycle-tracking garbage collector.12,065MPL-2.0Data structuresMemory management dumpster_deriveImplementation of #[derive(Trace)] for dumpster9,668MPL-2.0Data structuresMemory management dumpsyncDumpSync is a lightweight tool designed for efficiently dumping and restoring MySQL databases. Whether you need to create…26,123MITCommand line utilitiesDatabase interfaces dumpsys-rs`dumpsys-rs` is a Rust library for retrieving and dumping service information in an Android system. It provides a convenient way…2,478GPL-3.0 dumpxSimple and minimal command line tool to hexdump any file3,708MITCommand-line interface dumpyA web frontend to Suricata full packet capture10,841MIT dunadHillfort-style typed state machine with boundary transitions18MIT OR Apache-2.0Configuration dunbrackA zero-cost Rust interface to the Dunbrack 2010 rotamer library with O(1) allocation-free lookups, bilinear interpolation, and…352MITNo standard libraryScience::Computational Biology::Structural Modeling dunceNormalize Windows paths to the most compatible format, avoiding UNC where possible242,711,261CC0-1.0 OR MIT-0 OR Apache-2.0Filesystem duneA shell🐚 by the beach🏖️!!16,129Apache-2.0 dune-apiUnofficial Rust client for the Dune Analytics API18MITAPI bindingsWeb programming::HTTP client dune-simUnofficial Rust client for the Dune SIM API18MITAPI bindingsCryptography::Cryptocurrencies dunersA simple framework for fetching query results from with [Dune Analytics API](https://dune.com/docs/api/).18,075MIT OR Apache-2.0 dunesDNS parser and client1,524ISC dungeTypesafe and portable 3d render library29,879MIT dunge-irgenShader generator for the dunge library59MIT dunge-macroProcmacro for the dunge library2,339MIT dunge-shadeShader generator for the dunge library2,318MIT dunge-winitWindow extension for the dunge library1,828MIT dunge_macrosProcmacro for the dunge library15,232MIT dunge_shaderShader generator for the dunge library15,330MIT dungenSimple random dungeon generator4,432non-standard dungen_minionA dungeon generator focused on 2D roguelikes.16,867non-standard dungen_minion_geometryGeometry support for dungen_minion.14,375non-standard dungen_minion_roomsConcrete room support for dungen_minion.17,022non-standard dungen_minion_rooms_abstractAbstract room support for dungen_minion.18,398non-standard dungeon-cellStore (almost) any value as one type without dynamic memory.5,210MIT OR Apache-2.0 dungeoncliA Rust CLI dungeon crawler featuring combat, loot, and leveling.58MITCommand line utilitiesGames dungeonctlControl smart electronic toys created by DG-LAB799MIT OR Apache-2.0API bindingsHardware support dungeondA modular honeypot for OpenBSD1,872BSD-3-Clause dunhHighlights code for printing2,587MITCompilersText processing duniter-bda-typesProvide Binary Duniter Api (BDA) types definition.7,398AGPL-3.0 duniter-cryptoDeprecated crate. Use runiter-crypto.7,740AGPL-3.0 duniter-documentsHandles Duniter documents5,160AGPL-3.0 duniter-keysDeprecated crate. Use duniter-crypto.6,857AGPL-3.0 duniter-peerHandle duniter peerd card8,032AGPL-3.0 duniter-rs-wotbCrate making Web of Trust computations for the Duniter project.10,199GPL-3.0 duniter-wotbDeprecated crate. Use runiter-wot.13,365AGPL-3.0 dunkelThe Dunkel colorscheme28MIT duoDuo is an experimental state channel implementation, design for running upon Nervos CKB1,625MIT duo-authUnofficial Rust API bindings for Duo Auth1,559MITAPI bindings duodiffA fast, cross-platform terminal user interface (TUI) directory comparison tool113MITCommand line utilitiesDevelopment tools::Debugging duolingo_rsrust wrapper for the duolingo api2,970MIT OR Apache-2.0 duoloadExport vocabulary from Duocards1,414MITCommand line utilities duotrieAn in-memory storage adapter for the upstream jmt Jellyfish Merkle Tree crate, with a lock-free concurrent variant built on…16Apache-2.0ConcurrencyData structures dupA RW pipe for the given 'fd'2,266MIT dup-cliA tool to upload multiple files to a server, support tracking progress5,446MIT OR Apache-2.0Command line utilities dup-cryptoManage cryptographic operations for DUniter Protocols and the Duniter eco-system most broadly.113,597AGPL-3.0 dup-defs-coreThe find-dup-defs frontend↔engine contract — Def / KindSpec / Analysis / the Frontend trait (+ LineMap). Frontend-agnostic; both…225MITDevelopment tools