All 305,250 crates, alphabetically

hermes-sdkThe most comprehensive Rust SDK for eBay marketplace APIs - 17 specialized clients with 86+ methods740MITAPI bindingsWeb programming hermes-servergRPC search server for Hermes4,730MITDatabase interfacesText processing hermes-session-dbBlazing-fast, Windows-first AI agent CLI with 22+ LLM providers153MITCommand line utilitiesDevelopment tools hermes-tdataPure Rust parser for Telegram Desktop's tdata storage format. Decrypts local storage and extracts auth keys without Qt/C++…204MIT OR Apache-2.0API bindingsCryptography hermes-test-componentsImplementation of an IBC Relayer in Rust, as a library3,974Apache-2.0 hermes-tokenizerStable-Rust byte-level BPE tokenization for Hermes155MITText processing hermes-tokio-runtime-componentsModular runtime components implemented using Tokio4,367Apache-2.0 hermes-toolCLI tools for Hermes - index management, simhash, sorting, and data processing4,753MITDatabase interfacesText processing hermes-tracing-logging-componentsImplementation of an IBC Relayer in Rust, as a library3,058Apache-2.0 hermes-trainBurn-native training for MAL-defined Hermes language models72MIT hermes-wasm-client-componentsContext-generic client components for communicating with a 08-wasm client enabled node2,828Apache-2.0 hermes-wasm-test-componentsContext-generic client components for communicating with a 08-wasm client enabled node2,829Apache-2.0 hermes_benchA simple benchmark suite generator in Rust2,259MITAccessibilityDevelopment tools hermes_rsA dependency-free disassembler and assembler for the Hermes bytecode11,055MIT hermes_ruA very convenient string parsing crate that can parse function and variable references in strings into corresponding values.1,571Apache-2.0 hermesmqA simple, Raft-replicated message queue with priority, rate limiting, and push/pull delivery228AGPL-3.0-onlyAsynchronousDatabase implementations hermesmq-coreCore engine for hermesmq: queue state machine and Raft application types363AGPL-3.0-onlyAsynchronousDatabase implementations hermesmq-protoProtobuf wire types for hermesmq, shared by the server and clients454AGPL-3.0-only hermesmqdhermesmq server daemon: a Raft-replicated message queue248AGPL-3.0-only hermetica placeholder, for now1,831Unlicense hermeticaHardware accelerated file encryption/decryption5,722GPL-3.0-onlyCommand line utilities hermioneCompetent magic for your config files and more16,864Apache-2.0 hermitThe Hermit unikernel for Rust.20,456MIT OR Apache-2.0Operating systems hermit-abiHermit system calls definitions.491,031,673MIT OR Apache-2.0Operating systems hermit-dtbCrate to parse Flattened Device Trees (FDT) / Device Tree Blobs (DTB) in a `no_std` environment.28,090MIT OR Apache-2.0Operating systems hermit-entryHermit's loading and entry API.220,991MIT OR Apache-2.0API bindingsNo standard library hermit-kernelA Rust-based library operating system1,564MIT OR Apache-2.0Operating systems hermit-macroProc macro implementation to defined system calls1,012MIT OR Apache-2.0 hermit-rsA universal package manifest for any package manager23MIT hermit-syncSynchronization primitives for kernels.169,642MIT OR Apache-2.0No standard libraryRust patterns hermit-sysThe Hermit unikernel for Rust.57,317MIT OR Apache-2.0Operating systems hermit-toolkit-cryptoHermit crypto3,764Apache-2.0 hermit-toolkit-hmip20Hermit hmip20 tokens1,616Apache-2.0 hermit-toolkit-hmip721Hermit hmip721 nft2,763Apache-2.0 hermit-toolkit-permitHermit permit2,670Apache-2.0 hermit-toolkit-serializationHermit serialization3,292Apache-2.0 hermit-toolkit-storageHermit storage2,684Apache-2.0 hermit-toolkit-utilsHermit hmip20 tokens4,748Apache-2.0 hermit-toolkit-viewing-keyHermit hmip20 tokens1,623Apache-2.0 hermit-wasmRunning WASM modules inside a lightweight virtual machine948MIT/Apache-2.0Operating systemsWebAssembly hermit_bench_outputA library to interface to the hermit-bench benchmarking framework.6,241MIT OR Apache-2.0 hermit_toolkit_hmip21Hermit hmip20 tokens6,525Apache-2.0 hermitdbA private decentralized database replicated over Git (or any other distributed log)1,926GPL-2.0 hermodA rust futures-based RSS/Atom library6,248MIT hermod-apiRapid and seamless customer interaction, designed for CS 495 at The University of Alabama.4,300MIT hermod-tracerRust implementation of the Cardano tracing infrastructure40Apache-2.0 hermodapiHermod is a platform for automated business-customer interactions.1,673MIT hernA small language compiled to Lua for LuaJIT16GPL-2.0-or-later hero🦸 A highly customizable hero sections templates for WASM frameworks like Yew, Dioxus, and Leptos.1,335MITScienceWeb programming hero_atlasHero Atlas - Document collection management system with web server26MIT hero_dev_toolsHero Dev Tools - CLI tool for managing developer sessions with btrfs snapshots28Apache-2.0Command line utilitiesDevelopment tools hero_redisHigh-performance Redis-compatible server on redb with vector database support105Apache-2.0Data structuresDatabase interfaces heroforgePure Rust client library for reading and writing Fossil SCM repositories51MIT OR Apache-2.0Command line utilitiesDevelopment tools heroforge-corePure Rust core library for reading and writing Fossil SCM repositories34Apache-2.0Command line utilitiesDevelopment tools heroiconsEasily include Heroicons SVGs in Rust1,187MIT heroicons_macrosBuild and test helper macros for the heroicons crate715MIT heroindexA Tantivy-based indexing server with OpenRPC socket interface65MITDatabase interfacesText processing heroindex_clientClient library for HeroIndex search server86MITDatabase interfacesText processing heroku_rsRust bindings for the Heroku API20,450MIT OR Apache-2.0 herokuruYet another Heroku client for Rust. Async ready.2,946non-standard herolib-aiAI client with multi-provider support (Groq, OpenRouter, SambaNova) and automatic failover890Apache-2.0API bindingsWeb programming herolib-clientsUnified client library for Redis, PostgreSQL, MQTT, Mycelium, Hetzner, HeroDB, and OpenCode740Apache-2.0API bindingsDatabase interfaces herolib-codeCode analysis and parsing utilities for Rust source files327Apache-2.0Development toolsParsing tools herolib-coreCore utilities including text processing, networking, and HeroScript configuration language2,439Apache-2.0ConfigurationNetwork programming herolib-cryptSimple and secure asymmetric cryptography: signing and encryption using Ed25519418Apache-2.0Cryptography herolib-deriveDerive macros for herolib (ToSchema, ToHeroScript, FromHeroScript, Otoml, Actor, rpc_method, OpenRPC client)2,469Apache-2.0Development tools::Procedural macro helpers herolib-doInteractive Rhai shell aggregating herolib packages210Apache-2.0Command line utilitiesDevelopment tools herolib-mosMycelium Operating System (MOS) - Network and VM abstraction layer342Apache-2.0API bindingsNetwork programming herolib-osUnified system utilities including OS, process, virtualization, git, and Kubernetes management1,184Apache-2.0API bindingsDevelopment tools herolib-osisOSIS - Object Storage with SmartID. Distributed, human-readable IDs and object storage.498Apache-2.0Data structuresDatabase interfaces herolib-rpcRPC framework with Redis-based logging, configuration, error storage, and MCP client support234Apache-2.0 herolib-sidSmartID - Short, human-readable, collision-free identifiers298Apache-2.0Data structures herolib-toschemaDerive macros for JSON Schema generation and HeroScript serialization18Apache-2.0Development tools::Procedural macro helpers herolib-vaultSecure vault for managing cryptographic keys with Redis backend - supports Ed25519, Sr25519, and symmetric encryption340Apache-2.0API bindingsCryptography herolib-virtVirtualization and container management for herolib (buildah, nerdctl, kubernetes)824Apache-2.0 herolib-webWeb utilities for herolib - HTML/Markdown processing and web scraping477Apache-2.0Text processingWeb programming herolib_otomlOTOML - Canonical TOML serialization format with compact binary representation.513Apache-2.0Data structuresEncoding heronAn ergonomic physics API for 2d and 3d bevy games. (powered by rapier)114,186MITGame developmentSimulation heron-rebuildWorkflow runner for complex build commands2,265MPL-2.0Development tools heron-rebuild-internString interners for use in heron-rebuild3,081MPL-2.0 heron-rebuild-syntax.hr file syntax and parsers for use in heron-rebuild3,087MPL-2.0 heron-rebuild-traverseWorkflow graph traversal utilities for heron-rebuild2,504MPL-2.0 heron-rebuild-utilUtilities for heron-rebuild3,063MPL-2.0 heron-rebuild-workflowWorkflow definition types for heron-rebuild2,793MPL-2.0 heron-soundCore DSP library for Heron Sounds plugins1,572MIT OR Apache-2.0Multimedia::Audio heron_coreCore components and resources to use Heron118,303MIT heron_debugRendering of Heron's collision shapes for debugging purposes71,529MIT heron_macrosproc-macros for heron100,173MIT heron_rapierPhysics behavior for Heron, using rapier115,871MIT herosalSystem Abstraction Layer - A library for easy interaction with operating system features39Apache-2.0API bindingsFilesystem herosal-capacitymodelCapacity Model - Node specification and capacity planning for GeoMind/Mycelium50Apache-2.0ConfigurationData structures herosal-clientsSAL Clients - Unified client library for Redis, PostgreSQL, MQTT, Mycelium, Hetzner, and Zinit18Apache-2.0API bindingsDatabase interfaces herosal-codemonkeySAL CodeMonkey - AI-powered code assistance and generation16Apache-2.0Development toolsText processing herosal-coreSAL Core - Core utilities including text processing, networking, and HeroScript configuration language137Apache-2.0ConfigurationNetwork programming herosal-doHerosal-do - A Rhai script executor for SAL (System Abstraction Layer)16Apache-2.0Command line utilitiesDevelopment tools herosal-gitSAL Git - Git repository management and operations50Apache-2.0Command line utilitiesDevelopment tools herosal-herodevHeroDev - CLI tool for managing developer sessions with btrfs snapshots34Apache-2.0Command line utilitiesDevelopment tools herosal-heroscriptHeroScript - A defensive configuration language for safe system orchestration56Apache-2.0ConfigurationParsing tools herosal-hetznerSAL Hetzner - Client for Hetzner Cloud API49Apache-2.0API bindingsWeb programming herosal-kubernetesSAL Kubernetes - Kubernetes cluster management and operations using kube-rs SDK48Apache-2.0API bindingsDevelopment tools herosal-mqttclientSAL MQTT Client - MQTT messaging client for SAL with pub/sub support48Apache-2.0API bindingsNetwork programming herosal-myceliumMycelium - Distributed infrastructure components for GeoMind145Apache-2.0ConfigurationData structures herosal-netSAL Network - Network connectivity utilities for TCP, HTTP, and SSH47Apache-2.0API bindingsNetwork programming herosal-osSAL OS - Operating system interaction utilities with cross-platform abstraction60Apache-2.0API bindingsFilesystem herosal-ourdbA lightweight, efficient key-value database with history tracking capabilities39Apache-2.0Data structuresDatabase interfaces herosal-postgresclientSAL PostgreSQL Client - PostgreSQL client wrapper with connection management and Rhai integration48Apache-2.0API bindingsDatabase interfaces herosal-processSAL Process - Cross-platform process management and command execution60Apache-2.0Command line utilitiesOperating systems herosal-redisclientSAL Redis Client - Redis client wrapper with connection management and Rhai integration48Apache-2.0API bindingsCaching herosal-rhaiSAL Rhai - Rhai scripting integration for the System Abstraction Layer43Apache-2.0API bindingsDevelopment tools herosal-rhai-deriveDerive macros for herosal-rhai-lib42Apache-2.0Development tools::Procedural macro helpers herosal-rhai-libRhai scripting library with Redis-based task queue32Apache-2.0AsynchronousDevelopment tools herosal-systemSAL System - Unified system utilities including OS, process, virtualization, git, and Kubernetes management33Apache-2.0API bindingsDevelopment tools herosal-textSAL Text - Text processing and manipulation utilities with regex, templating, and normalization68Apache-2.0Template engineText processing herosal-toschemaDerive macro to generate JSON Schema from Rust structs68Apache-2.0Development tools::Procedural macro helpers herosal-tstA persistent ternary search tree implementation using OurDB for storage16Apache-2.0AlgorithmsData structures herosal-vaultSAL Vault - Secure key management and cryptographic operations50Apache-2.0API bindingsCryptography herosal-virtSAL Virt - Virtualization and containerization tools including Buildah, Nerdctl, and RFS55Apache-2.0Development toolsVirtualization herosal-zinit-clientSAL Zinit Client - Rust interface for interacting with Zinit process supervisor daemon48Apache-2.0API bindingsOperating systems herringLexer generator4,035MIT OR Apache-2.0Parsing tools herring-automataAutomata construction for Herring5,299MIT OR Apache-2.0Text processing herring-deriveMacro implementation of #[derive(Herring)]4,387MIT OR Apache-2.0 hersHTML Embedded Rust - Runtime types and utilities1,142MIT hers-macroProcedural macros for HERS templating998MIT herscatHigh-intensity xray proxy stress tester in Rust1,763MIT OR Apache-2.0Command line utilitiesNetwork programming hersenneukA Brainfuck interpreter written in Rust.6,417MITParser implementations hersheyHershey font format parser12,202Apache-2.0 OR LGPL-3.0 herta-libBackend library for herta-bin11,477GPL-3.0 hertzuseful functions for working with frame-rates, sample-rates other rates, time durations, frequencies, etc and for keeping a…9,896MIT OR Apache-2.0 herzfeldHigh-fidelity Epigraphic Rendering for Zonated Feature Extraction and Labelled Datasets24MITMultimedia::EncodingScience hesHttp Echo Server - a simple HTTP server that echoes back requests.30non-standardCommand line utilitiesDevelopment tools hes_state_machineA simple state machine library.1,654MIT OR Apache-2.0 hescapeA fast and lightweight HTML escape/unescape library for Rust.11,031MIT/Apache-2.0EncodingWeb programming hesioneA Prometheus client3,712MIT OR Apache-2.0Development toolsDevelopment tools::Debugging hesione_macrosMacros for the hesione crate4,354MIT OR Apache-2.0Development toolsDevelopment tools::Debugging hesione_sharedShared utilites for the hesione and hesione_macros crates3,123MIT OR Apache-2.0Development toolsDevelopment tools::Debugging hesoyamhesoyam orm9,523MIT hesoyam_corehesoyam core package10,890MIT hesoyam_macrohesoyam macro package10,301MIT hesp-manifestRust library for serialization and deserialization the HESP manifest5,509MIT hessian[WIP] Hessian in Rust.1,711Apache-2.0 hessian2A Rust implementation of Hessian 2.0 Serialization Protocol.154MIT hessian2-deriveA Rust implementation of Hessian 2.0 Serialization Protocol.136MIT hessian_rshessian2 codec implemention9,541GPL-3.0-or-laterEncoding hessraCommand-line interface for Hessra authentication and identity management1,321Apache-2.0AuthenticationCommand line utilities hessra-apiAPI client for Hessra authentication services3,506Apache-2.0API bindingsAuthentication hessra-capHessra capability engine with default policy backend58Apache-2.0Authentication hessra-cap-engineCapability engine for the Hessra authorization system288Apache-2.0API bindingsAuthentication hessra-cap-policyDefault CList policy backend for the Hessra capability engine155Apache-2.0AuthenticationConfiguration hessra-cap-schemaPrincipal schema definitions for the Hessra capability engine78Apache-2.0AuthenticationConfiguration hessra-cap-tokenCapability token implementation for Hessra392Apache-2.0API bindingsAuthentication hessra-cliCommand-line interface for Hessra authentication and identity management286Apache-2.0AuthenticationCommand line utilities hessra-clientHTTP client for Hessra authorization services48Apache-2.0API bindingsAuthentication hessra-configConfiguration management for Hessra SDK3,480Apache-2.0API bindingsAuthentication hessra-context-tokenContext token implementation for Hessra - information flow control via exposure tracking410Apache-2.0API bindingsAuthentication hessra-ffiC FFI bindings for Hessra token verification and configuration3,520Apache-2.0 hessra-identity-tokenIdentity token implementation for Hessra374Apache-2.0API bindingsAuthentication hessra-macrosHessra authorization service macros for Rust917Apache-2.0API bindingsAuthentication hessra-sdkHessra authorization service SDK for Rust10,859Apache-2.0API bindingsAuthentication hessra-tokenHessra biscuit token SDK for Rust5,600Apache-2.0API bindingsAuthentication hessra-token-authzAuthorization token implementation for Hessra SDK1,788Apache-2.0API bindingsAuthentication hessra-token-coreCore utilities and types for Hessra token SDKs3,026Apache-2.0API bindingsAuthentication hessra-token-identityHessra identity token SDK for Rust1,624Apache-2.0API bindingsAuthentication hessra_authzPostgres Authorization with Local Biscuit Verification — by Hessra947Apache-2.0Security hestiaHestia — local-first Web4 trust layer for AI agents. The core daemon: credential vault, MCP server, society state, witness chain.38AGPL-3.0-or-laterAuthenticationCommand line utilities hetero-cartesianA procedural macro to flatten nested heterogeneous callback-based control flows into a clean cartesian product.40MITRust patterns hetero-containerheterogeneous container implementation for rust.1,868MITDevelopment tools heterobLibrary for conversion between bytes/bits and heterogeneous lists (tuples)39,989MITEncodingNo standard library heterogeneous_graphletsA Rust library for the computation of heterogeneous graphlets.2,801MITAlgorithmsNo standard library heterovecIn-place vector of dynamically sized type4,458MITMemory management hetnetdbEasy-to-Use Heterogenous SQL Database1,356GPL-3.0Command line utilitiesDatabase implementations hetseqDefines traits and types to work with heterogenous sequences132,773Apache-2.0/MIT hetuSimple crate for validating and generating Finnish personal identity code (henkilötunnus, hetu)20,530MIT hetznerA Rust library for managing DNS records and zones on Hetzner's platform, providing tools for networking and DNS management.2,244MIT hetzner-robot-rsA rust application to interact with Hetzner's Robot interface.2,609GPL-3.0-onlyCommand line utilities heuReserved1,653non-standard heuristic-graph-coloringHeuristic algorithms for graph vertex coloring4,275MIT OR Apache-2.0AlgorithmsData structures heuristic_debug_parserParse the output of `std::fmt::Debug`398MIT/Apache-2.0 heuristicsRules of thumb to improve Rust code.38MIT heuroptA practical Rust toolkit for heuristic single-, multi-, and many-objective optimization.138MITAlgorithmsMathematics heuropt-plotLightweight SVG visualization for heuropt Pareto fronts and convergence traces.15MITAlgorithmsVisualization hevayo_firstA Simple Hello World Crate3,295Apache-2.0 hevayo_greetingsA Simple Hello World Crate2,748Apache-2.0 hevc_parserHEVC format parser, incomplete79,082MIT heveanlyC is the heavenly option1,161BSD-3-Clause hevyAn async Rust client library for the Hevy public API (https://api.hevyapp.com/docs/)13MITAPI bindingsAsynchronous hewCommand line tool for converting binary data to and from hexadecimal11,625MIT hewdiffHigh-performance review-first terminal diff viewer with PR-style comments187MITCommand line utilitiesDevelopment tools hewnA simple game engine built for educational purposes.2,507MITGame engines hexEncoding and decoding data into/from hexadecimal representation.557,022,133MIT OR Apache-2.0EncodingNo standard library hex-arm-dynamicsSerial-arm kinematics and gravity torque G(q) from a URDF: forward kinematics + gravity compensation, hand-rolled linear algebra…56MITMathematicsScience::Robotics hex-buffer-serdeHelper for serializing byte buffers as hex strings in `serde`407,005Apache-2.0EncodingNo standard library hex-conservativeA hex encoding and decoding crate with a conservative MSRV and dependency policy.32,611,271CC0-1.0Encoding hex-coordinatesA library for handling hex coordinates.5,614Apache-2.0 hex-displayDisplay impl for byte slices which provides a hexdump1,116,652MIT OR Apache-2.0No standard libraryRust patterns hex-gameAn implementation of Hex for Rust1,901MIT OR Apache-2.0Data structuresGames hex-literalA macro for converting hexadecimal string literals to a byte array at compile time64,631,386MIT OR Apache-2.0No standard library hex-literal-implInternal implementation of the hex-literal crate2,719,482MIT OR Apache-2.0 hex-macroAdds a hex! macro for compile-time hex decoding1,673MITEncoding hex-magicMacros for working with bytes and hexadecimal values.4,125MIT OR Apache-2.0FilesystemParsing tools hex-matrixbuild hex matrix using byte array2,418GPL-3.0