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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.

ellipticoin-apiA library for building Elliptcoin smart contracts2,817MIT ellipticoin-mock-apiA framework for testing Ellipticoin smart contracts2,804MIT ellipticoin-test-frameworkA framework for testing Ellipticoin smart contracts6,076MIT ellipticsPure Rust bindings to Elliptics storage2,887 ellisiaJust another application.1,536GPL-3.0-or-later ellisyaNext Generation Virtual Machine1,493GPL-2.0-or-later ellpLinear programming library that provides primal and dual simplex solvers.6,205MIT Mathematics Science elmA minimalist framework for Extreme Learning Machines (ELMs).13,681MIT Mathematics Science elm-assist-lspLanguage Server Protocol server for Elm linting14MIT OR Apache-2.0 elm-assist-tuiInteractive terminal dashboard for the elm-assist toolchain13MIT OR Apache-2.0 elm-astA syn-quality Rust library for parsing and constructing Elm 0.19.1 ASTs1,026MIT OR Apache-2.0 Development tools Parsing tools elm-client-gen-builderBuild Elm AST modules (records, decoders, encoders, imports) from elm-client-gen-core type info.566MIT OR Apache-2.0 elm-client-gen-cliReference CLI that reads the elm-client-gen-core registry and writes Elm modules.118MIT OR Apache-2.0 elm-client-gen-coreCore types and trait for generating Elm code from Rust types.662MIT OR Apache-2.0 elm-client-gen-derive#[derive(ElmType)] proc macro for elm-client-gen-core.706MIT OR Apache-2.0 elm-client-gen-httpHTTP endpoint metadata for elm-client-gen. Pairs with #[elm_endpoint] to register handlers for Elm request-function generation.617MIT OR Apache-2.0 elm-codegen-builderBuild Elm AST modules (records, decoders, encoders, imports) from elm-codegen-core type info.125MIT OR Apache-2.0 elm-codegen-cliReference CLI that reads the elm-codegen-core registry and writes Elm modules.55MIT OR Apache-2.0 elm-codegen-coreCore types and trait for generating Elm code from Rust types.154MIT OR Apache-2.0 elm-codegen-derive#[derive(ElmType)] proc macro for elm-codegen-core.166MIT OR Apache-2.0 elm-codegen-httpHTTP endpoint metadata for elm-codegen. Pairs with #[elm_endpoint] to register handlers for Elm request-function generation.119MIT OR Apache-2.0 elm-depsModule dependency graph analyzer for Elm projects52MIT OR Apache-2.0 Command line utilities Development tools elm-fmtFast Elm formatter matching elm-format output56MIT OR Apache-2.0 Command line utilities Development tools elm-i18nCLI tool for managing Elm I18n translations149MIT Command line utilities Development tools elm-lintFast Elm linter with built-in rules53MIT OR Apache-2.0 Command line utilities Development tools elm-parserElm markup parser to leptos84,510MIT elm-refactorAutomated refactoring tool for Elm projects56MIT OR Apache-2.0 Command line utilities Development tools elm-rust-bindingCall Elm functions from Rust in an ergonomic way3,332BSD-3-Clause Development tools External FFI bindings elm-searchSemantic AST-aware code search for Elm projects57MIT OR Apache-2.0 Command line utilities Development tools elm-solve-depsA dependency solver for the elm ecosystem3,732MPL-2.0 Algorithms elm-solve-deps-binA dependency solver for the elm ecosystem1,645MPL-2.0 Algorithms Command line utilities elm-ui-projectElm-ui project boilerplate generator9,942MIT elm-unusedFast dead code detector for Elm projects53MIT OR Apache-2.0 Command line utilities Development tools elm_rsGenerate Elm bindings for your Rust types10,053MPL-2.0 Development tools::FFI Web programming elm_rs_deriveDerive macros for elm_rs13,587MPL-2.0 elm_rustyAuto generate Rust models to Elm models1,820MIT elm_to_viewA macro for parsing elm_markup to leptos view36,403MIT OR Apache-2.0 elmaLibrary for reading and writing Elasto Mania files.32,071MIT elma-lgrLibrary for reading Elasto Mania LGR files.3,981WTFPL elma-tuiA modern terminal-based email client35MIT elmar-mpptDriver for the Elmar MPPT.3,432MIT Embedded development No standard library elmdocA tool for searching Elm docs offline5,289MIT elmerRusty Elm Compiler1,571MIT elmesqueAn attempt at porting Elm's incredibly useful, purely functional std graphics modules.53,847MIT elmethis-json-component-typesComponent JSON Schema2,826MIT elmethis-notionNotion to Elmethis17,109MIT elmfmtA formatter for Elm code, powered by Topiary44ISC Command line utilities Development tools elmoLibrary for easy creation of persistent notifications1,696GPL-3.0-or-later Command line utilities elmxelm compiler and runtime838MIT eln-clielendirna CLI — human surface (elf binary)59MIT eln-coreelendirna core — vault domain + MCP transport runtime91MIT eln-plugin-sdkPlugin API platform for the elendirna project204MIT Development tools eloRust crate for calculating player rating based on elo ranking system9,716MIT elo-multiplayerCalculate ELO with multiple players12,089MIT elo-rustRust code generation target for ELO validation language75MIT Development tools::Procedural macro helpers elo-test-managerA manager to handle with files easily1,627MIT elockA lightweight distributed lock implementation built on top of etcd using leases and watch875MIT Concurrency Network programming elodinPlaceholder for elodin.systems core physics library1,683MIT OR Apache-2.0 elogSimple logging for debugging.7,093MIT eloggrsimple logger4,830MIT OR Apache-2.0 elon_sortthe worst sorting algorithm1,305GPL-3.0 elong-offline-sdk用于与艺龙离线数据异步交互的 SDK2,948MIT elong-sdk用于与艺龙数据异步交互的 SDK332MIT eloopsloops made easy1,799MIT eloqstoreHigh-level Rust SDK for EloqStore37AGPL-3.0-only API bindings Database interfaces eloqstore-sysLow-level Rust FFI bindings for EloqStore66AGPL-3.0-only API bindings Database interfaces eloquenceRUST relational ORM2,237MIT eloquence-coreRUST relational ORM1,238MIT eloquentEloquent is a SQL query builder to easily build complex queries in Rust.15,582MIT eloquent_coreCore query builder component for Eloquent.13,712MIT elorBase generic implementation of an Either type13,490MIT Data structures No standard library eloranComics and Ebook web library written in rust, with reading, search, reading status, bookmarks...5,690non-standard Multimedia elpAWS ELB Access Log Parser11,228Apache-2.0 elph-agentAgent runtime for Elph coding assistant718MIT Asynchronous Development tools elph-aiUnified LLM API with provider collections, auth resolution, and streaming653MIT API bindings Development tools elph-coreShared core utilities for Elph applications488MIT elph-cronCron scheduled task tools for Elph13MIT elph-execConfigurable local shell and PTY execution for Elph15MIT Asynchronous Operating systems elph-sandboxSandbox library for Elph, powered by zerobox13MIT elph-swarmOrchestration library for elph AI coding agents.168MIT elph-tuiTerminal UI components for Elph agent640MIT Command line utilities GUI elr_primesProvides a prime number iterator and methods for basic calculations with prime numbers.10,290MIT OR Apache-2.0 Mathematics elrondStandard conformant elf parser5,949Apache-2.0 elrond-codecLightweight binary serializer/deserializer, written especially for Elrond smart contracts133,880GPL-3.0-only Cryptography::Cryptocurrencies Development tools elrond-codec-deriveMacro implementations of elrond-codec #[derive(NestedEncode, NestedDecode, TopEncode, TopDecode)]122,301GPL-3.0-only Cryptography::Cryptocurrencies Development tools elrond-interact-snippetsElrond framework for building smart contract interaction snippets5,146GPL-3.0-only Cryptography::Cryptocurrencies elrond-rustLibrary for generating keys and creating and signing transactions on the Elrond network1,696MIT elrond-sc-price-aggregatorElrond Price aggregator Smart Contract7,428GPL-3.0-only Cryptography::Cryptocurrencies No standard library elrond-sc-wegld-swapElrond Price aggregator Smart Contract7,356GPL-3.0-only Cryptography::Cryptocurrencies No standard library elrond-sdk-erdrsElrond Rust SDK for interacting with the Elrond Network and Smart Contracts.38,430MIT API bindings elrond-wasmElrond WebAssembly smart contract API227,809GPL-3.0-only Cryptography::Cryptocurrencies Development tools elrond-wasm-debugElrond WebAssembly smart contract API debugging mocks and utils219,738GPL-3.0-only Cryptography::Cryptocurrencies Development tools::Debugging elrond-wasm-deriveElrond WebAssembly smart contract API procedural macros227,092GPL-3.0-only Cryptography::Cryptocurrencies Development tools::Procedural macro helpers elrond-wasm-module-dnsElrond WebAssembly smart contract module that allows a contract to register its own name38,913GPL-3.0-only Cryptography::Cryptocurrencies No standard library elrond-wasm-module-featuresElrond WebAssembly smart contract module for adding feature flags81,613GPL-3.0-only Cryptography::Cryptocurrencies No standard library elrond-wasm-module-pauseElrond WebAssembly smart contract module that provides a contract pause flag80,482GPL-3.0-only Cryptography::Cryptocurrencies No standard library elrond-wasm-module-usersElrond WebAssembly smart contract module that provides a contract users flag60,140GPL-3.0-only Cryptography::Cryptocurrencies No standard library elrond-wasm-modulesElrond WebAssembly standard smart contract modules52,027GPL-3.0-only Cryptography::Cryptocurrencies No standard library elrond-wasm-nodeElrond WebAssembly VM API wrapper155,866GPL-3.0-only Cryptography::Cryptocurrencies Development tools::FFI elrond-wasm-outputElrond WebAssembly panic handler and allocator declaration for the .wasm output127,533GPL-3.0-only Cryptography::Cryptocurrencies Development tools::FFI elrond-wasm-sc-dnsElrond Domain Name Service smart contract1,701GPL-3.0-only Cryptography::Cryptocurrencies Development tools elrpcRust implementation of Emacs RPC (EPC) protocol455MIT OR Apache-2.0 API bindings Network programming elsAn Erg compiler frontend for IDEs, implements LSP.289,053MIT OR Apache-2.0 elsaAppend-only collections for Rust where borrows to entries can outlive insertions15,631,009MIT/Apache-2.0 Caching Data structures elsa-cliA CLI tool to list items in a directory.3,809MIT Command line utilities elsewhereA local POSSE CLI for static-site writers.18GPL-3.0-or-later Command line utilities elsysElsys Uplink deserialization2,924MIT eltlAn engineer's calculator. Written in Rust.11,072MIT eltraficoNetLimiter-like traffic shaping for Linux20,183GPL-3.0 eltsu7-todoSimple TODO app to keep track of tasks.10,598MIT eluTraits and implementations for EVAL-LINK-UPDATE data structures.1,746MIT Data structures elucidateJSON parser1,640MIT elucifySimple SQL Database ORM1,596non-standard eludrisA simple CLI to help you manage your Eludris instance2,916MIT Command line utilities eludrsA simple API wrapper for Eludris built on Tokio2,797MIT API bindings Asynchronous elunaNot-so-precise moon calendar for 1900-21004,150LGPL-3.0 Date and time elunelight your path1,480MIT eluraRust framework for authoritative realtime gameplay and extensible online game services204MIT OR Apache-2.0 Asynchronous Game development elura-adaptersRedis, SQL, and Kubernetes adapters for Elura194MIT OR Apache-2.0 elura-aoiGeneric two-dimensional area-of-interest indexing for Elura126MIT OR Apache-2.0 elura-cliProject scaffold generator for Elura applications177MIT OR Apache-2.0 elura-clientOfficial high-level Rust client SDK for Elura11MIT OR Apache-2.0 Game development Network programming elura-coreProtocol, session, routing, outbox, realtime, and ticket primitives for Elura421MIT OR Apache-2.0 elura-gatewayClient-facing Gateway runtime for Elura275MIT OR Apache-2.0 elura-lag-compensationBounded authoritative history and server rewind query primitives for Elura119MIT OR Apache-2.0 elura-monolithSingle-process Gateway and World assembly for Elura180MIT OR Apache-2.0 elura-net-simDeterministic latency, jitter, loss, duplication, reordering, and bandwidth simulation for Elura118MIT OR Apache-2.0 elura-netcodeTransport-independent tick synchronization and redundant input primitives for Elura145MIT OR Apache-2.0 elura-protocolStandalone Rust implementation of the Elura ELR2 protocol14MIT OR Apache-2.0 Game development Network programming elura-providersIdentity, notification, OTP, and payment providers for Elura190MIT OR Apache-2.0 elura-replicationAOI-aware entity replication, delta, acknowledgement, and recovery primitives for Elura122MIT OR Apache-2.0 elura-roomApplication-owned room roster and lifecycle primitives for Elura121MIT OR Apache-2.0 elura-runtimeShared process, security, lifecycle, outbox, and observability runtime for Elura353MIT OR Apache-2.0 elura-simulationDeterministic fixed-step simulation timing primitives for Elura124MIT OR Apache-2.0 elura-testkitFull-stack business testing and load scenarios for Elura98MIT OR Apache-2.0 elura-worldWorld command runtime for Elura279MIT OR Apache-2.0 elusionElusion is a modern DataFrame / Data Engineering / Data Analysis library that combines the familiarity of DataFrame operations…61,153MIT Data structures elvA little CLI helper for Advent of Code. 🎄25,472non-standard Command line utilities elveengine for browser games (WIP)1,822MIT elvesUtils for advent of code7,744MIT elvinhndrwn-say-helloThis is say hello library42Apache-2.0 elvisCalling Elvis, is anybody home?14,540MIT elvis-backendEvlis backend library5,485MIT elvis-coreEvlis shared library4,764MIT elvis-core-supportDefinition of the `#[elvis]` attribute, an internal dependency3,996MIT/Apache-2.0 elvis-deriveDefinition of the `#[elvis]` attribute, an internal dependency6,981MIT/Apache-2.0 elvis-sharedEvlis shared library3,214MIT elvis-webCalling Elvis, is anybody home?11,158MIT elvishOverengineered Advent of Code framework - not quite Santa's elves2,136MIT elvish-coreOverengineered Advent of Code framework - not quite Santa's elves2,656MIT elvish-macrosOverengineered Advent of Code framework - not quite Santa's elves2,438MIT elvui-managerInstalls / Updates ElvUI1,667MIT Command line utilities elvui-refreshA program to download, extract and install the latest version of ElvUI10,990MIT elvwasmContains and collects the bitcode extension API for the Eluvio content fabric1,577Apache-2.0 API bindings WebAssembly elworthyA Rust JIT compiler that specialises Bismut-Elworthy-Li formulas into SIMD kernels for unbiased Monte Carlo Greeks on…54Apache-2.0 elworthy-codegenCranelift lowering of elworthy expression trees.196Apache-2.0 elworthy-diffSymbolic differentiation for elworthy expression trees.203Apache-2.0 elworthy-exprSymbolic expression AST, canonicalisation, and CSE for elworthy.287Apache-2.0 elworthy-rtRuntime kernel cache, SIMD RNG, and dispatch for elworthy.110Apache-2.0 elworthy-weightBismut-Elworthy-Li weight synthesis for elworthy.155Apache-2.0 elyCLI to convert your documentation to ELI5-style docs with AI generated images70Apache-2.0 elys-stdStandard library for Elys with CosmWasm support included1,450MIT OR Apache-2.0 elys-std-derivProcedural macro for elys-std1,558MIT OR Apache-2.0 elys-stddStandard library for Elys with CosmWasm support included752MIT OR Apache-2.0 elyseesA fork of triomphe, now with more pointer trickery24,211MIT OR Apache-2.0 Concurrency Data structures elysiumCurrently a placeholder for a future project505MIT elytraAn OGM for Neo4J built on the official Neo4j Rust driver.678MIT Data structures Database interfaces elytra-bytepackmacros/helpers for building const sized byte arrays346MIT elytra-clicommand line tools for interacting with elytra devices47MIT elytra-confEmbedded configuration library to enable standardized setup using WebUSB or serial249MIT elytra-pingEasily ping and get the status of running Minecraft servers38,990ISC Network programming Parser implementations elytra-wasmWASM device implementation for elyra configurations46MIT elytra_deriveMacros implementation of #[derive(Node, Relation)]681MIT Data structures Database interfaces elyzeElyze is an extensible general purpose framework parser allowing to parser any type of data without allocation.11,285BSD-3-Clause emA procedural macro for GPU acceleration, GPU programming12,780MIT Asynchronous Concurrency em-appRust EDP application library for Fortanix Enclave Manager31,036MPL-2.0 API bindings em-cliThis crate provides a cli for Enclave Manager.1,773MPL-2.0 em-clientThis crate provides rust bindings for Enclave Manager API.34,293MPL-2.0 em-node-agent-clientThis crate provides rust bindings for Node Agent API.33,697MPL-2.0 em7180A rust driver for the EM7180 (Sensor hub with MPU9250 gyro/accelerometer, embedded Asahi Kasei AK8963C magnetometer, Measurement…4,520MIT Embedded development Hardware support em_filterRust SDK for building Emergence network agents — connect to em_disco, handle queries, return results.60non-standard Asynchronous Network programming emaLibrary for using exponential moving averages27,318MIT OR Apache-2.0 Algorithms Embedded development ema-rsExponential Moving Average (EMA) Implementation In Rust6,456MIT emacsRust library for creating Emacs's dynamic modules104,888BSD-3-Clause API bindings Development tools::FFI emacs-ea tiny utility to use emacs as client/server architecture elegantly1,241Fair emacs-lsp-boosterEmacs LSP performance booster4,278MIT Command line utilities Development tools emacs-macrosProc macros for emacs modules75,567BSD-3-Clause emacs-multibyteSupport for encoding and decoding emacs multibyte strings.1,311GPL-3.0-or-later emacs-native-asyncmodule enabling to signal completion of parallel processes to Emacs4,240GPL-3.0-or-later emacs-org-link-parserLibrary for parsing Emacs Org-mode hyperlinks from a string3,416GPL-3.0-or-later emacs-poolAn emacs daemon pool for fast emacs startups.1,625MIT Command line utilities Text editors emacs-rs-moduleAn Emacs dynamic module that helps developing other dynamic modules, in Rust26,845BSD-3-Clause emacs-rust-module-basebase to build rusty emacs modules2,410GPL-3.0 emacs_moduleRaw FFI for emacs-module74,491BSD-3-Clause emacs_module_bindingsRust library for creating emacs modules6,875BSD-3-Clause emailImplementation of RFC 5322 email messages1,052,737MIT email-address-extractorA blazingly fast command line tool written in pure safe Rust to automatically extract email addresses from files in a given path.2,623MIT Command line utilities Email email-address-listPest based parser for address-lists in email headers like to/from/cc/etc.7,689GPL-3.0 Email Parser implementations email-address-parserAn RFC 5322, and RFC 6532 compliant email address parser.1,134,753MIT email-authEmail authentication library: SPF, DKIM, DMARC, ARC, BIMI800MIT OR Apache-2.0 Authentication Email