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.

lilconfigfind and load a tool's config file by searching up the directory tree35MITConfigurationFilesystem lileumCrate reserved for the Lileum proof-system13MIT OR Apache-2.0 lileum-automataCrate reserved for the Lileum proof-system13MIT OR Apache-2.0 lileum-commitCrate reserved for the Lileum proof-system13MIT OR Apache-2.0 lileum-htcCrate reserved for the Lileum proof-system14MIT OR Apache-2.0 lileum-lcsCrate reserved for the Lileum proof-system14MIT OR Apache-2.0 lileum-sparkCrate reserved for the Lileum proof-system13MIT OR Apache-2.0 lileum-spongeCrate reserved for the Lileum proof-system15MIT OR Apache-2.0 lileum-sumcheckCrate reserved for the Lileum proof-system13MIT OR Apache-2.0 lileum-sumcheck-deriveCrate reserved for the Lileum proof-system13MIT OR Apache-2.0 lileum-transcriptCrate reserved for the Lileum proof-system14MIT OR Apache-2.0 lilgrepA minimal command-line tool that searches for lines matching a pattern in a file, similar to grep. Built for simplicity and…545MIT lilguyA simple application server that runs Lua with SQLite, templates and live reload2,535MIT liliAI Assistant for Developers1,494Apache-2.0 lilicoreCore library for Lili, the AI assistant for developers2,016Apache-2.0 lilithA rendering library.1,771Apache-2.0 OR MIT liliumThe Lilium proof-system19MIT OR Apache-2.0 lilium-automataAbstract machine utilities used in Lilium212MIT OR Apache-2.0 lilium-commitCommitment scheme traits and implementations for Lilium91MIT OR Apache-2.0 lilium-htcHash-to-curve implementation124MIT OR Apache-2.0 lilium-lcsLilium's circuit building utilities55MIT OR Apache-2.0 lilium-sparkLiliums' Spark implementation53MIT OR Apache-2.0 lilium-spongeLilium's sponge traits and implementations186MIT OR Apache-2.0 lilium-sumcheckgeneric Sumcheck implementation for Lilium124MIT OR Apache-2.0 lilium-transcriptTranscript implementation for Lilium154MIT OR Apache-2.0 liljag_gps_crateEasy way to get relevant data from GPS. Here is an example of use: fn main() {let mut gps = GPS::new(); gps.setup();}7,063MIT lilkaoxideRust support library for Lilka console32MITEmbedded developmentNo standard library lillinputLibrary for connecting libinput gestures to i3 and others5,926BSD-3-ClauseCommand line utilitiesGUI lillinput-cliApplication for connecting libinput gestures to i3 and others1,529BSD-3-ClauseCommand line utilitiesGUI lilliputResize and transcode images quickly1,696MIT lilliput-coreLow-level implementation of encoding/decoding logic for lilliput format752MIT OR Apache-2.0 lilliput-floatIEEE-754-compliant float-packing implementation, used in lilliput-core956MIT OR Apache-2.0 lilliput-serdeA serializer and deserializer of the lilliput data format, for serde533MIT OR Apache-2.0 lilly_parsermy awesome parser1,097MIT liloLilo19MIT lilo-coreLilo Core18MIT lilo-im-coreIdentity Matters core: Authorizer trait, Principal types, peer credential extraction (Helioy v1 IAM)231MITAuthentication lilo-im-storeIdentity Matters audit storage: SqliteAuditSink and filtered audit query API172MITAuthentication lilo-im-stubIdentity Matters v1 stub: StubAuthorizer that audits decisions without enforcement199MITAuthentication lilo-nmLilo Nm17MIT lilo-rm-clientRuntime Matters client shell for the public rtmd Unix socket contract386MITAPI bindingsDevelopment tools lilo-rm-coreRuntime Matters core protocol types and JSON line wire contract for rtmd clients451MITAPI bindingsDevelopment tools lilosA tiny embedded OS based around Futures and async.30,275MPL-2.0Embedded developmentNo standard library lilos-handoffSynchronous rendezvous structure for lilos5,208MPL-2.0Embedded development lilos-listAllocation-free intrusive doubly-linked wait queues for lilos.4,230MPL-2.0Embedded developmentNo standard library lilos-rwlockA read-write / writer-preferred lock for use with lilos.2,724MPL-2.0Embedded developmentNo standard library lilos-semaphoreA counting semaphore for use with lilos.2,725MPL-2.0Embedded development lilos-watchCheap sharing with change notification for lilos1,494MPL-2.0Embedded development lilqueueA small storage-agnostic async job queue runner73BSD-3-ClauseAsynchronous lilqueue-seaormSeaORM SQLite adapter for lilqueue19BSD-3-ClauseAsynchronousDatabase interfaces lilqueue-seekwelSeekwel adapter for lilqueue18BSD-3-ClauseAsynchronousDatabase interfaces lilslils is not ls. modern directory listing CLI.211MIT lilsynca little tool to sync your files69MIT liltA simple library for running interruptable, transition based animations as a function of time.732,656MIT lilvLibrary for discovering and running LV2 plugins.19,449MIT lilv-sysFFI for lilv, a C library to make the use of LV2 plugins simple16,265MIT lilyA simple command-line tool to give you positivity and encouragement!6,355GPL-3.0-only lilyco-cliLilyco CLI renderer — generates clap::Command from CommandSchema17MIT OR Apache-2.0Command-line interface lilyco-coreLilyco core traits and types — make Rust software AI-callable by default48MIT OR Apache-2.0Command-line interfaceDevelopment tools lilyco-macrosLilyco proc macros — #[derive(App)] and #[derive(ValueEnum)]18MIT OR Apache-2.0Development tools::Procedural macro helpers lilyco-tuiLilyco TUI renderer — interactive terminal form with live CLI preview17MIT OR Apache-2.0Command-line interface lilyenvA Python interpreter and virtualenv manager11,645MITCommand line utilitiesDevelopment tools lilygo-epd47Simple driver for the LilyGo T5 4.7 inch E-Ink Display (HW-Version V2.3 / ESP32S3)6,948GPL-3.0Embedded developmentNo standard library lilygo-t5s3paperproSimple driver for the LilyGo T5 S3 ePaper Pro family on ESP32-S338GPL-3.0Embedded developmentNo standard library lilypadsFun little object pool allocator.4,121MIT lilypondA Rust wrapper and types for GNU LilyPond2,922GPL-3.0-or-laterMultimedia lilys-new-macroMacro for generating a 'new' constructor function1,356MITDevelopment toolsDevelopment tools::Build Utils lim-bit-vecLimited bit vectors20,116Apache-2.0 lim1988_cargo-demotest first cargo demo1,553MIT limabeanBeancount frontend using Rust and Clojure and the Lima parser316MIT OR Apache-2.0 limabean-bookingBeancount booking algorithms for limabean779MIT OR Apache-2.0 limabean-harvestBeancount importer backend for limabean-harvest105MIT OR Apache-2.0 limaceSlugify some strings1,932MIT limageA Cargo utility for running/testing Rust-based kernels using the Limine bootloader993MIT limaloggerA ham radio QSO logger4,843MITCommand line utilities limavelA tool for creating virtualized development environments for Laravel in macOS101MITCommand line utilities limbA focused CLI for git worktree management113MIT OR Apache-2.0Command line utilitiesDevelopment tools limberA simple (but quick) tool for backing up Elasticsearch documents.7,169MITCommand-line interfaceCommand line utilities limboLimbo Rust API10,114MIT limbo_completionLimbo completion extension2,425MIT limbo_coreThe Limbo database library11,315MIT limbo_cryptoLimbo crypto extension3,684MIT limbo_csvLimbo CSV extension739MIT limbo_extLimbo extensions core13,085MIT limbo_ext_testsLimbo extension tests2,359MIT limbo_ipaddrLimbo IPAddr extension3,070MIT limbo_macrosThe Limbo database library13,247MIT limbo_percentileLimbo percentile extension3,729MIT limbo_regexpLimbo regexp extension3,749MIT limbo_seriesLimbo series extension3,730MIT limbo_sqlite3_parserSQL parser (as understood by SQLite)10,928Apache-2.0/MITParser implementations limbo_timeLimbo time extension10,927MIT limbo_uuidLimbo UUID extension10,893MIT limbusAny image format in, VSF-Image out: camera RAW or creative, honestly profiled. The border where light crosses to enter.18MIT OR Apache-2.0EncodingMultimedia::Images limbus-imageCLI Limbus company image generator9,252MITCommand line utilities limeGame engine with vulkano.1,950MIT/Apache-2.0 lime-main-loopMain loop.2,875MIT/Apache-2.0 lime-nrailime-nrai, LimeyTeam's Not Really an AI software.1,177GPL-3.0-or-later lime-renderRenderer.3,477MIT/Apache-2.0 lime-rsParser for LiME file format based on binrw487MIT OR Apache-2.0 lime-uiUI.2,842MIT/Apache-2.0 limelightWebGL2 wrapper with a focus on making high-performance graphics code easier to write and maintain7,459MIT limelight-deriveDerive macro for limelight5,591MIT limelight-primitives2D shape primatives implemented with limelight.1,689MIT limelight-transformA transformation matrix helper for limelight.1,653MIT limelight-yewScaffolding for creating WebGL2-rendered Yew components with limelight1,674MIT limemathA math crate made by Lemon Enterprise35Apache-2.0Mathematics limenAI image generation from the terminal — cross the threshold from text to vision25MITCommand line utilities limen-buildProc-macro wrapper for limen-codegen.21Apache-2.0Embedded developmentNo standard library::No dynamic allocation limen-codegenReusable code generator for Limen graphs (proc-macro and build.rs compatible).62Apache-2.0Embedded developmentNo standard library::No dynamic allocation limen-coreLimen core contracts and primitives.199Apache-2.0Embedded developmentNo standard library::No dynamic allocation limen-nodeLimen node implementations.18Apache-2.0Embedded developmentNo standard library::No dynamic allocation limen-platformPlatform adapters for Limen.19Apache-2.0Embedded developmentNo standard library::No dynamic allocation limen-runtimeLimen runtime implementations and schedulers.19Apache-2.0Embedded developmentNo standard library::No dynamic allocation limesLimes is a multi-tenant capable Authentication middleware for OAuth2.0 and Open ID Connect with support for axum.41,182Apache-2.0 limes-commonShared authentication, config, events, and errors for limes crates.128MIT OR Apache-2.0 limes-lockScreenlock library for limes frontends.64MIT OR Apache-2.0 limes-loginLogin manager/session-launch library for limes frontends.51MIT OR Apache-2.0 limes-protoLightweight shared types and events for limes frontends and core.157MIT OR Apache-2.0 limestoneGenerate short-lived unique program derive address signers2,217Apache-2.0 limestone-clientA Rust client SDK for Limestone program1,127Apache-2.0 limiloopLimiloop launcher - runs CLI or desktop mode17AGPL-3.0-only limiloop-cliLimiloop TUI client31AGPL-3.0-only limiloop-desktopLimiloop desktop app31AGPL-3.0-only limiloop-sdkLimiloop SDK - agent runtime, skills, and MCP55AGPL-3.0-only liminalAn AI hallucination of an internet5,989MIT liminal-ark-pnbr-poseidon-parametersA crate for Poseidon parameters15,146MIT OR Apache-2.0Cryptography liminal-ark-pnbr-poseidon-paramgenA crate for generating Poseidon parameters8,159MIT OR Apache-2.0Cryptography liminal-ark-pnbr-poseidon-permutationAn instantiation of the Poseidon permutation14,117MIT OR Apache-2.0Cryptography liminal-ark-pnbr-spongeAn implementation of the cryptographic sponge functions for zkSNARK12,210MIT/Apache-2.0Cryptography liminal-ark-poseidonAn instantiation of the Poseidon SNARK-friendly hash function.12,977Apache-2.0Cryptography liminal-ark-relation-macroProcedural macro for concise defining SNARK relations.13,589Apache-2.0Cryptography liminal-ark-relationsAn instantiation of the Poseidon SNARK-friendly hash function.7,490Apache-2.0Cryptography liminal-protocolShared participant-lifecycle protocol types for liminal385Apache-2.0 liminal-rsA conversation-based messaging bus built on beamr1,098AGPL-3.0-only liminal-sdkApplication-facing SDK traits for liminal messaging clients1,039Apache-2.0 liminal-serverStandalone server for the liminal messaging bus980AGPL-3.0-only limineRust interface for the Limine boot protocol95,009MIT OR Apache-2.0No standard library limine-cliA tool for managing limine18MPL-2.0 limine-procRust crate for parsing the limine boot protocol structures2,017MIT/Apache-2.0No standard library limine-protocolA crate designed to make dealing with the Limine Protocol easy, with no UB! (Probably...)14,700MIT limine-protocol-for-rustLibrary for implementation of the Limine Boot Protocol in kernel binaries265GPL-3.0-or-laterNo standard libraryNo standard library::No dynamic allocation limine-rs**Note**: crate name is vacant4,308MIT/Apache-2.0No standard library limine-sysRust sys bindings for the Limine boot protocol1,543BSD-2-Clause liminrui_test测试上传1,147MIT OR Apache-2.0 limitA simple extension trait that allows clamping of values using range syntax.53MIT OR Apache-2.0 limit-agentAgent runtime for AI applications with tool registry, parallel execution, and Docker sandbox support.589MITAsynchronousDevelopment tools limit-allocA custom allocator that allows to limit the available memory1,687GPL-3.0 limit-cliAI-powered terminal coding assistant with TUI. Multi-provider LLM support, session persistence, and built-in tools.403MITCommand line utilitiesDevelopment tools limit-lensA simple API for testing and visualizing rate limiters in real-time. Monitor request throughput and see how your rate limiting…5,288MIT limit-llmMulti-provider LLM client for Rust with streaming support. Supports Anthropic Claude, OpenAI, and z.ai.697MITAPI bindingsDevelopment tools limit-readerA simple reader that limits the number of bytes read from an underlying reader.4,648MIT limit-tldrCode analysis library that actually fits in context - 95% token savings206Apache-2.0Development tools limit-tuiTerminal UI components with Virtual DOM rendering for Rust applications. Built with Ratatui.588MITCommand-line interfaceGUI limit3rResilience patterns: rate limiter, circuit breaker, bulkhead, retry52MITConcurrencyNetwork programming limit_readA companion to std::io::Take and an extension to std::io::BufRead to put a cap on methods that could potentionally read…3,648non-standard limitadorRate limiting library20,758Apache-2.0Web programming limitationA rate limiter using a fixed window counter for arbitrary keys, backed by Redis.7,137MPL-2.0AsynchronousWeb programming limitation-actix-middlewareAn Actix web middleware for rate limiting requests using a fixed window counter keyed on a header.4,144MPL-2.0AsynchronousWeb programming limitation-proxyA reverse proxy service with configurable rate limiting.3,128MPL-2.0AsynchronousWeb programming::HTTP server limitbookHigh-performance Central Limit Order Book (CLOB) implementation with nanosecond-level matching780Apache-2.0AlgorithmsCryptography::Cryptocurrencies limited-joinA zero-dependency crate providing a join future with limited concurrency4,635MIT limited-queuea limited queue that overrides the oldest data if trying to push a data when the queue is full.7,389MITAlgorithmsData structures limited-tableA preallocated table with the limited size61,076MIT limited_binary_heapWrapper over binary heap with fixed limit of vector elements2,478MIT/Apache-2.0 limited_directionFind path to any direction and distance but with limited directions4,009MITAlgorithms limiterRequest size limiting for the Iron framework15,588MIT limiteronUnified flow control framework for Rust1,663MITConcurrencyWeb programming limiteron-macrosProcedural macros for limiteron rate limiting267MIT limithub-code-block-sdkRust SDK of LimitHub Code Block.3,244MIT limiting-factorLibrary to create a REST API with Diesel and Rocket15,764BSD-2-ClauseWeb programming limiting-factor-axumLibrary to create a REST API with axum577BSD-2-ClauseWeb programming limiting-factor-coreLibrary to create a REST API with web frameworks506BSD-2-ClauseWeb programming limitless-exchange-rust-sdkRust SDK for Limitless Exchange CLOB and NegRisk trading3,725MITAPI bindingsWeb programming::HTTP client limitrA crate offering various rate-limiting algorithms such as Token Bucket, Leaky Bucket, and more.5,571MITAlgorithmsAsynchronous limits-rsUtilities for determining the limits that an operating system enforces on a given particular process.372,194MIT OR Apache-2.0Operating systemsOperating systems::Unix APIs limixLimiX19MIT limma-rustPure-Rust port of the Bioconductor limma differential-expression package20GPL-3.0-or-laterCommand line utilitiesMathematics limmatTool to run continuous tests locally on Git revision ranges.6,416GPL-3.0-onlyCommand line utilitiesDevelopment tools::Testing limnPlaceholder for the limn GUI library1,996MIT OR Apache-2.0 limn-layoutAuto layout for GUIs, high level wrapper around cassowary-rs2,075MIT OR Apache-2.0GUI limn-text_layoutText layout for GUIs.2,051MIT OR Apache-2.0GUI limnerA ratatui markdown renderer with image placeholders, code blocks, and styled headings298MITCommand-line interfaceRendering limnusLimnus game engine core12,750MITGame development limnus-appApplication management17,823MITGame development limnus-asset-idownership asset ids16,398MITGame development limnus-asset-registrykeeps track of asset lifetimes14,491MITGame development limnus-assetsstore assets in a slot map15,938MITGame development limnus-assets-loaderloads assets14,835MITGame development limnus-audio-deviceOpens an audio output device11,014MITGame development limnus-audio-mixerA simple stereo audio mixer built on top of [oddio](https://crates.io/crates/oddio)13,839MIT limnus-audio-sampleLoad .wave files into asset10,732MITGame development limnus-audio-streamAudio low level stream10,484MITGame development limnus-basic-inputplatform neutral input types13,804MITGame development limnus-clockclock management11,391MITGame development limnus-default-keysDefault keys implementation for limnus7,019MITGame development limnus-default-schedulersdefault schedulers for limnus. Main, Fixed and Render5,479MIT limnus-default-stageslimnus default stages, `First`, `PreUpdate`, `Update`, `PostUpdate`, etc11,590MITGame development limnus-default-stages-plugincreating the default stages6,287MIT limnus-examplesexamples for the limnus game engine6,703MITGame development