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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.

elabs-k256Elabs K256: Keccak-256 wrapper2,757GPL-3.0 elabs-solcElabs Solc: The solc wrapper2,901GPL-3.0 elainSet a type's minimum alignment with const generics.499,584MIT OR Apache-2.0No standard libraryRust patterns elaineAsync http head reader9,352MIT elaine-cliAn opinionated, local-first CLI reference manager for BibTeX and LaTeX users.226MITCommand line utilitiesDevelopment tools elangc-like language. Embedded and easy to use18MIT elaphosAn animation framework for bevy3,077GPL-3.0 elapsedMeasure execution time of a block of code4,717,666MIT elapsed-cmdShow runtime while a command runs117MITCommand line utilities elapsed-printerVery simple macro for printing time elapsed to execute a function1,724MIT elapsed-timeThis crate help you to measure time taken by a function or a block of code for print debugging purpose. It output in stdout…7,221MITDevelopment toolsDevelopment tools::Debugging elara-active-inferenceActive inference (free-energy-principle) agent over discrete POMDPs: variational free-energy state inference plus…15MIT OR Apache-2.0AlgorithmsScience elara-benchELARA Protocol - Production-grade benchmark suite with criterion for statistical analysis23MIT OR Apache-2.0Development tools::Profiling elara-coreELARA Protocol - Core types and primitives1,294MIT OR Apache-2.0 elara-cryptoELARA Protocol - Cryptographic engine with identity binding, multi-ratchet encryption, and post-quantum ready security464MIT OR Apache-2.0CryptographyNetwork programming elara-dhtLightweight Kademlia DHT for peer discovery and content routing (no key-value storage). Extracted from the Elara Protocol node.15MIT OR Apache-2.0Network programming elara-diffusionELARA Protocol - Swarm diffusion engine for state propagation, livestream distribution, and group communication41MIT OR Apache-2.0AlgorithmsNetwork programming elara-ffiELARA Protocol - Foreign Function Interface for mobile SDKs with C bindings and platform-specific integrations43MIT OR Apache-2.0API bindingsDevelopment tools::FFI elara-fuzzFuzzing infrastructure for ELARA Protocol23MIT OR Apache-2.0 elara-itcInterval Tree Clocks (Almeida et al. 2008) — space-efficient logical clocks with fork/join/event/leq and a compact, depth-bounded…15MIT OR Apache-2.0AlgorithmsData structures elara-light-clientStateless, wasm-portable light-client verification for the Elara Protocol: fold a compressed 256-bit account-SMT inclusion OR…15MIT OR Apache-2.0AlgorithmsCryptography elara-loadtestLoad testing framework for ELARA Protocol with deployment scenarios and performance metrics24MIT OR Apache-2.0 elara-log-ngProject Elara's lightweight logging library for general-purpose use2,082Unlicense elara-mathRust-native tensor and math library3,943Unlicense elara-math-communityRust-native tensor and math library (community edition)17MIT elara-mspELARA Protocol - Minimal Survival Profile with text streams, voice processing, and degradation management263MIT OR Apache-2.0MultimediaNetwork programming elara-natNAT traversal for peer-to-peer nodes: STUN-based external-address and NAT-type detection plus UPnP/IGD port mapping. Extracted…15MIT OR Apache-2.0Network programming elara-pq-transportPost-quantum network transport core: a downgrade-proof ELPQ wire frame, the session key schedule (HKDF-SHA256 over X25519 ||…15MIT OR Apache-2.0CryptographyNetwork programming elara-recordElara Protocol data layer: ValidationRecord, the byte-exact post-quantum wire codec, receipt types, hierarchical ZoneId, uuid7,…33MIT OR Apache-2.0CryptographyData structures elara-runtimeELARA Protocol - Node runtime with event loop, session management, and stream processing259MIT OR Apache-2.0AsynchronousNetwork programming elara-smtKey-addressed sparse Merkle tree (256-bit path, SHA3-256, identity-bound domain-separated leaves) with empty-subtree-compressed…35MIT OR Apache-2.0AlgorithmsCryptography elara-stateELARA Protocol - State field engine with CRDT reconciliation, divergence control, and partition tolerance463MIT OR Apache-2.0AlgorithmsData structures elara-testELARA Protocol - Test harness, chaos testing, and benchmarking tools for protocol validation40MIT OR Apache-2.0Development toolsDevelopment tools::Testing elara-timeELARA Protocol - Time convergence engine with dual clock system, reality windows, and temporal prediction533MIT OR Apache-2.0AlgorithmsNetwork programming elara-transportELARA Protocol - Transport layer (UDP, multi-path)674MIT OR Apache-2.0 elara-verifyElara Protocol offline verifier: record/receipt checks, account-SMT walk binding, anchor-pinned seal verification, agent-mandate…28MIT OR Apache-2.0CryptographyData structures elara-visualELARA Protocol - Visual processing with keyframe encoding, prediction, and degradation337MIT OR Apache-2.0EncodingMultimedia elara-voiceELARA Protocol - Voice processing with parametric encoding, synthesis, and degradation340MIT OR Apache-2.0EncodingMultimedia elara-wireELARA Protocol - Wire format and packet encoding939MIT OR Apache-2.0 elara-zone-autoscalerHysteresis-based adaptive sharding decision engine — recommends zone split/merge from a per-zone activity snapshot.…15MIT OR Apache-2.0Algorithms elara_log[DEPRECATED] Project Elara's lightweight logging library for general-purpose use3,603Unlicense elarisA NES emulator written in Rust. (WIP)23GPL-3.0-or-later elaruMemory safe implementation of LRU cache.6,912MIT OR Apache-2.0Data structures elasticA modular sync and async client for the Elasticsearch REST API.168,554MIT/Apache-2.0 elastic-arrayElastic vector backed by fixed size array1,037,947MIT elastic-array-plusElastic vector backed by fixed size array375,035MIT elastic-common-schemaElastic Common Schema (ECS) for Rust2,739Apache-2.0 elastic-dsl-parserComplete ES DSL syntax parsing.1,538Apache-2.0 elastic-elgamalImplementation of ElGamal encryption and related zero-knowledge proofs with pluggable crypto backend15,057MIT OR Apache-2.0CryptographyNo standard library elastic-mappingGenerate Elasticsearch mapping definitions from Rust structs and enums using derive macros831MITDatabase interfacesDevelopment tools elastic-mapping-macroProcedural macros for elastic-mapping - generate Elasticsearch mappings from Rust types940MITDevelopment tools elastic-parserElasticSearch Response Parser20,643MIT elastic-queriesConstuct and manipulate strongly typed Elasticsearch Queries using a source JSON files or builders.2,027MIT/Apache-2.0 elastic-query-builderElasticSearch Query Builder55,387MIT elastic4rElasticsearch library and CLI1,683MIT OR Apache-2.0Command line utilities elastic_date_macrosDeprecated in favour of elastic_types_derive26,590Apache-2.0 elastic_deriveCompile-time code generation for Elasticsearch type implementations.139,963MIT/Apache-2.0 elastic_hash_rsElastic Hashing from Optimal Bounds for Open Addressing without Reordering830MITAlgorithmsData structures elastic_hyperDeprecated in favour of elastic_reqwest31,436Apache-2.0 elastic_lensAn opinionated framework to work with Elasticsearch.24,151non-standardDatabase interfaces elastic_lens_offical_es7Tag for Elasticsearch 7.x.x to be used by ElasticLens9,010MIT elastic_lens_offical_es8Tag for Elasticsearch 7.x.x to be used by ElasticLens2,521MIT elastic_macrosDeprecated in favour of elastic_derive11,869Apache-2.0 elastic_queryconvert bool expression to elasticsearch DSL11,991MIT elastic_requestsCode generated request types for the Elasticsearch REST API.76,724MIT/Apache-2.0 elastic_reqwestA lightweight implementation of the Elasticsearch API based on reqwest.71,586MIT/Apache-2.0 elastic_responsesParses search results from Elasticsearch and presents results using convenient iterators.200,083MIT/Apache-2.0 elastic_typesA strongly-typed implementation of Elasticsearch core types and Mapping API.113,970MIT/Apache-2.0 elastic_types_deriveCompile-time code generation for Elasticsearch type implementations.85,977MIT/Apache-2.0 elastic_types_derive_internalsCodegen internals for elastic_types.73,004MIT/Apache-2.0 elastic_types_macrosDeprecated in favour of elastic_types_derive21,176Apache-2.0 elasticliThe missing Elasticsearch CLI1,521MITCommand-line interfaceCommand line utilities elasticlunr-rsA partial port of elasticlunr.js to Rust for generating static document search indexes7,447,828MIT/Apache-2.0 elasticqThread-safe, dynamically resizable queues with lock-based and lock-free implementations for high-throughput scenarios1,606MITAsynchronousConcurrency elasticrabAnisotropic Network Model (ANM) normal-mode analysis: atoms in, frequencies and modes out.20Apache-2.0Science elasticsearchOfficial Elasticsearch Rust client22,108,119Apache-2.0API bindingsDatabase interfaces elasticsearch-dslStrongly typed Elasticsearch DSL357,219MIT OR Apache-2.0 elasticsearch-dsl-parserComplete ES DSL syntax parsing.1,511Apache-2.0 elasticsearch-hub-mcpMCP server for managing multiple Elasticsearch instances with raw Dev Tools-style query execution, per-instance memory, and…60MITCommand line utilitiesDatabase interfaces elasticsearch_exporterProper Elasticsearch exporter45,180MIT elasticsearch_wasiOfficial Elasticsearch Rust client for WASI and WasmEdge1,501Apache-2.0API bindingsDatabase interfaces elasticteaAn Ingredient crate for working with Elasticsearch in rettle.4,484MIT OR Apache-2.0 elasticube-coreHigh-performance embeddable OLAP cube library built on Apache Arrow and DataFusion, with support for dynamic aggregations,…959MIT OR Apache-2.0Data structuresDatabase interfaces elastikRust client for elastik — pastebin with HMAC that accidentally became a web OS.18MITAPI bindingsWeb programming::HTTP client elastik-coreAuditeDB — the db that listens. Powered by the Elastik L5 Engine.123MIT elastiqlAn opinionated Elasticsearch query language for Rust.5,281MIT OR Apache-2.0 elata-eeg-halHardware Abstraction Layer for EEG devices102MITAlgorithmsScience elata-eeg-modelsEEG analysis models (alpha bump detection, calmness)20MITAlgorithmsScience elata-eeg-signalSignal processing utilities for EEG data63MITAlgorithmsScience elata-muse-protoEEG headband BLE protocol constants and packet encoding/decoding (Muse-compatible)20MITEncodingScience elata-rppgRemote photoplethysmography (rPPG) core for Elata SDK20MITAlgorithmsScience elatec-twn4-simpleembedded-hal implementation of an Elatec TWN4 Simple Protocol client2,0080BSDEmbedded developmentHardware support elbA library that supports reading ELF files and patching RPATH, RUNPATH and interpreter.4,900MIT OR Apache-2.0API bindingsEncoding elb-cliCommand-line utility that inspects ELF files, prints their dependencies and patches RPATH, RUNPATH and interpreter.3,039MIT OR Apache-2.0API bindingsCommand line utilities elb-dlA library that resolves ELF dependencies without loading and executing them.3,665MIT OR Apache-2.0API bindings elb-log-parserSimple AWS ELB log parser which parses Classic LB and ALB logs into JSONs.7,585AGPL-3.0-or-later elb-rebarA parallel AWS Elastic Load Balancing log analyzer for quick statistics on web requests2,947GPL-3.0-or-laterCommand line utilities elbaelba is a package manager for Idris12,948MITCommand line utilitiesDevelopment tools elbeyA desktop app launcher for Linux1,303non-standard elbey-cacheCache library for the Elbey app launcher371non-standard elbow-greaseRust bindings to chromium3,072MITOperating systems::macOS APIsOperating systems::Unix APIs elbusLocal and network IPC bus57,211Apache-2.0 eld🚛 ELD Toolkit for WASM frameworks like Yew, Dioxus, and Leptos.1,006MITEmbedded developmentWebAssembly eld_llmAn LLM built from scratch in Rust18MIT eldegosseldegoss net9,738Apache-2.0Network programming eldek-tadA project for learning Abstract Data Types (ADTs) in Rust. Heavily inspired by Java's implementation.41MIT elden-ring-saveransi21,421MIT eldenringStructures, bindings, and utilities for From Software's title Elden Ring13,329MIT OR Apache-2.0 eldenring-dlrfMacro for generating singleton specifier for usage with the DLRF singleton finder3,318MIT OR Apache-2.0 eldenring-dlrf-deriveMacro for generating singleton specifier for usage with the DLRF singleton finder. Depend on eldenring-dlrf instead.3,555MIT OR Apache-2.0 eldenring-utilImplement common helpers for Elden Ring modding9,752MIT OR Apache-2.0 elderPlace holder for the Elder project, which is a collection of tools and libraries for building robust and maintainable…16MIT OR Apache-2.0Development toolsFilesystem eldersPlace holder for the Elders project, which is a collection of tools and libraries for building robust and maintainable…16MIT OR Apache-2.0Development toolsFilesystem eldin0416_rpn_calcRPN(Reverse Polish Notation) library1,516MIT eldiron-cliCommand-line tool for Eldiron8,646MIT eldiron-clientThe player client for games created with Eldiron.170MIT eldiron-client-terminalA terminal player client for games created with Eldiron.42MIT eldiron-client-wgpuGPU-direct Eldiron player using SceneVMApp.43MIT eldiron-creatorA game creator for classical RPGs.199MIT eldiron-sharedShared code and common types for the Eldiron applications.491MIT eldiron_scepterAutomation command model and live command reference for Eldiron Creator.58MIT eldritch_shieldCrate for interfacing with the Blackmagic 3G-SDI Shield for Arduino1,204MIT eldritchwireA Rust crate for working with the Black Magic Design SDI camera control protocol.1,293MIT eldritchwire_macrosA Rust crate for working with the Black Magic Design SDI camera control protocol.1,499MIT elearnA web backend for examination.5,545WTFPLWeb programming electosimLibrary to compute electoral methods (as D'Hondt) and simulate elections5,340MIT electric-sql-clientAn Electric client implemetation4,016MIT OR Apache-2.0 electrical_mesurementsElectrical measurements8,626ISC electricui-cliAn unofficial and incomplete CLI for devices implementing the ElectricUI Binary Protocol2,884MIT OR Apache-2.0 electricui-embeddedAn unofficial and incomplete `no_std` Rust library for implementing the ElectricUI Binary Protocol9,455MIT OR Apache-2.0No standard library electrifyEasily manage WireGuard connections using wg and SSH1,647AGPL-3.0-or-later electroA small toolkit for computational electromagnetics, including FD, MM, and FEM. Unstable till 1.0.22,100MPL-2.0 electrocardiogram-synthetic-data-generatorElectrocardiogram synthetic data generator Rust crate. Work in progress. Do not use in production. AI-generated code. This is…22MIT OR Apache-2.0 OR BSD-3-Clause OR GPL-2.0-only OR GPL-3.0-onlyScience::BioinformaticsSimulation electrologicaHigh performance concurrent primitives for Rust.4,102Apache-2.0AlgorithmsConcurrency electrolyteWIP19MIT electronA Rust library for interacting with Electron applications, providing tools for automation, testing, and integration.22MIT electron-hardenerUtility to remove features from Electron that modify runtime behavior4,223,184MIT OR Apache-2.0 electron-hookIn-memory Electron mod loader.16,086LGPL-3.0Development toolsWeb programming electron-hook-detours-sysmicrosoft detours bindings885MIT electron-injectorelectron-injector is an open source command-line tool written in Rust that enables you to inject JavaScript code into Electron…4,842MIT OR Apache-2.0Command line utilities electron-replA command-line REPL tool for Electron applications that allows you to execute JavaScript code in the main process.1,543MIT electron-sysRaw bindings to the Electron API for projects using wasm-bindgen.8,118Apache-2.0 OR MIT electron_tasjeTiny replacement for electron-builder17,699Apache-2.0 OR MITCommand line utilitiesCompilers electrsAn efficient re-implementation of Electrum Server in Rust78,039MIT electrs-bitcoincore-rpcRPC client library for the Bitcoin Core JSON-RPC API.7,408CC0-1.0 electrs-bitcoincore-rpc-jsonJSON-enabled type structs for bitcoincore-rpc crate.7,974CC0-1.0 electrs-httpA sidecar to romanz/electrs that exposes an Esplora-compatible REST API20MIT OR Apache-2.0 electrs-librocksdb-sysNative bindings to librocksdb (electrs fork)98,376MIT/Apache-2.0/BSD-3-ClauseAPI bindingsDatabase interfaces electrs-queryRequest information from an Electrs Server4,773MIT electrs-requestSend RPC commands to an Electrs server6,584MIT electrs-rocksdbRust wrapper for Facebook's RocksDB embeddable database (electrs fork)96,057Apache-2.0Database interfaces electrs2An efficient re-implementation of Electrum Server in Rust for Bitcoin II1,858MIT electrs_clientA client for electrs13,049MIT electrscashAn efficient implementation of Electrum Server7,427MIT electrsdUtility to run a regtest electrs process, useful in integration testing environment627,636MITCryptography::CryptocurrenciesDevelopment tools::Testing electrum-clientBitcoin Electrum client library. Supports plaintext, TLS and Onion servers.2,442,647MIT OR Apache-2.0 electrum-client-netagnosticElectrum client library that is network agnostic. Supports plaintext, TLS, WebSocket and Onion servers.6,886MIT electrum2descriptorsConverts electrum xpubs (like vpub, ypub...) into output descriptors21,438MIT electrum_cExperimental but sane electrum client by @evanlinjin.4,778MIT OR Apache-2.0 electrum_jsonrpcSimple library for interaction with Electron client daemon through json-rpc.21,707MIT OR Apache-2.0 electrum_streamingExperimental but sane electrum client by @evanlinjin.1,376MIT OR Apache-2.0 electrum_streaming_clientExperimental but sane electrum client by @evanlinjin.4,113MIT OR Apache-2.0 electrumdSystem verification tool for security auditing110MIT eleetA game hacking library for Rust1,556MIT elefant-clientA pure rust implementation of a postgres client that is independent of the executor runtime44MIT elefant-client-macrosProvides macros for the elefant-client crate30MIT elefant-syncA tool like pg_dump and pg_restore, but with extra features, and probably more bugs.2,653MIT elefant-toolsA library for doing things like pg_dump and pg_restore, with extra features, and probably more bugs.3,035MIT elefontA library that handles caching rendered glyphs on the GPU30,659MIT OR Apache-2.0Text processing elefrenA wrapper around the Mastodon API.51,007MIT/Apache-2.0API bindingsWeb programming eleganceA pretty-printing library for Rust with a focus on speed and compactness.5,421Apache-2.0Command-line interfaceDevelopment tools elegansC. elegans nervous system — 302 undifferentiated neurons develop into a functional worm brain through imaginal disc developmental…24MIT OR Apache-2.0ScienceSimulation elegantwip1,690CC0-1.0Command-line interface elegant-departureUtility crate to simplify graceful shutdown44,436MITAsynchronous elegant-pairingThe elegant pairing function1,264MIT elektraElektra serves as a universal and secure framework to access configuration parameters in a global, hierarchical key database.8,248BSD-3-Clause elektra-sysRaw bindings for libelektra.10,433BSD-3-Clause elektromailA minimal, Rust-based IMAP + SMTP mail server for local development and testing2,011EUPL-1.2Development toolsNetwork programming elektron_ngspicengspice bindings for elektron7,065MIT OR Apache-2.0 elektron_plotplot elektron schema and pcb data.19,231MIT OR Apache-2.0 elektron_reportsVarious reports for elektron data.13,544MIT OR Apache-2.0 elektron_sexpRust parser and models for Kicad Version.17,672MIT OR Apache-2.0 elektron_spiceRust parser and models for Kicad Version.25,298MIT OR Apache-2.0 elemLogitech Battery Level Tray Indicator5,096GPL-3.0-only elementA composition oriented GUI framework for Rust1,737MITGUI element-iconsElement Plus icon components for Dioxus 0.7 applications19MIT element-ptrA macro to make accessing elements through raw pointers easier.3,117MIT element-ptr-macroThe internal macro crate for `element-ptr`.3,488MIT elementalMatrix maths library2,516 elemental-coreCore library for Elemental, providing common utilities and abstractions used across the project.111AGPL-3.0-only elemental-driverDriver library for Elemental, providing implementations for interacting with different modloaders and game versions.82AGPL-3.0-only elemental-infraInfrastructure library for Elemental, providing some infra objects such as downloaders, file utilities, and other common tools…111AGPL-3.0-only elemental-kitElemental is a modular, extensible Minecraft instance management and modding framework written in Rust, designed to provide a…20AGPL-3.0-only elemental-launcherFacade and utilities for launching and managing Minecraft instances, including modded environments.52AGPL-3.0-only elemental-objectTypeId-based object pool for hotreloadable, cross-runtime shared state management.53AGPL-3.0-only elemental-schemaMojang / Modloaders version manifest schema definitions and utilities.142AGPL-3.0-only elemental-sharedLightweight, version-controlled data abstraction for persistent storage.111AGPL-3.0-only elementary-cellular-automatonLibrary that handles Elementary Cellular Automata2,258MIT elementary-row-operation-verifierA tool to verify the correctness of elementary row operations on matrices20MIT OR Apache-2.0Command line utilitiesMathematics elementor-prop-migrations-rsApplies declarative prop-type migrations to Elementor element data (port of PHP migration-interpreter + path-resolver)44GPL-2.0