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.
at42qt1070Embedded-hal implementation for the AT42QT10703,291non-standard
AT42QT2120Platform agnostic Rust driver for the AT42QT21205,831LGPL-3.0
at4_protocolA rust crate that parses AirTouch 4 messages.13,128MIT
at51Some applications for reverse engineering 8051 firmware13,634MIT
at_debugExecute this statement in debug but not in release build.1,854GPL-3.0
ataAsk the Terminal Anything² — ChatGPT¾ in your terminal1,813Apache-2.0
ata_x86All credit goes to NPEX42, I made this since the operating system I've been working on breaks
When the x86_64 crate is imported…3,108MIT
atacArguably a Terminal API Client. Feature-full, free, open-source, offline and account-less.29,229MIT
atadbatadb will be a simple but fast relational database that supports a subset of SQL2,119Apache-2.0
atafAn archive format that supports native multithreading for compression and decompression.1,574MIT
atagsParsing of linux ATAG data structures3,056MIT OR Apache-2.0
atanorMotor 3D ray-traced que vive solo y exclusivamente en la terminal.16MIT
atapiLow-level ATAPI driver in no_std environments.2,129MIT OR Apache-2.0
atarEphemeral Terraform runner: applies on start, auto-destroys on exit or failure.4,844MIT
atarashii_imapIMAP client written in Rust7,268Apache-2.0
ataraxiaA Rust Wrapper for the Revolt API1,756BSD-3-Clause
ataraxia-voiceThe Voice Implementation for Ataraxia2,397BSD-3-Clause
ataraxyDiscord slash commands framework for Serenity3,192MIT
ataraxy-macrosProc-macros for Ataraxy3,915MIT
atari-envAtari Environment for Reinforcement Learning4,049GPL-2.0-or-later
atari-env-sysFFI bindings for ALE (Arcade Learning Environment)6,347GPL-2.0-or-later
ataskAn async task implementation43MIT OR Apache-2.0
atatAT Parser for serial based device crates223,837MIT OR Apache-2.0
atat_deriveDerive macro for atat229,206MIT OR Apache-2.0
ataxxA Rust library for the game Ataxx3,028Apache-2.0
atbSimple lock-free triple buffer1,918MIT
atc-routerVersatile DSL based rule matching engine used by the Kong API Gateway15,606Apache-2.0
atc_mi_thermometerA parser for the Bluetooth Low Energy adverts emitted by the ATC custom firmware for Xiaomi thermometers.1,764WTFPL
atcoder-auto-testerAn auto tester for AtCoder. This tool monitors files and automatically runs tests when it detects file changes.4,937MIT
atcoder-utilUtility command for AtCoder.8,107MIT OR Apache-2.0
atdATD: Position-based Binary Serialization Format.176MIT OR Apache-2.0
atd-cliReference command-line client for the Agent Tool Dispatch (ATD) protocol.33Apache-2.0
atd-conformanceConformance test suite for the ATD (Agent Tool Dispatch) protocol. Verifies any ATD-speaking server for wire + core-behavior…29Apache-2.0
atd-coreATD: Position-based Binary Serialization Format.583MIT OR Apache-2.0
atd-macroATD: Position-based Binary Serialization Format.455MIT OR Apache-2.0
atd-mcp-bridgeMCP-over-stdio bridge forwarding tools/list and tools/call to any ATD (Agent Tool Dispatch) server. Lets Claude Desktop, Cursor,…35Apache-2.0
atd-middleware-fhirFHIR R4 egress validation middleware for atd-runtime: shape + coding-system whitelist.40Apache-2.0
atd-middleware-pii-redact-medicalHealthcare PHI redaction middleware for atd-runtime: HIPAA Safe Harbor projection over FHIR R4 and generic JSON.51Apache-2.0
atd-protocolProtocol types, wire codec, and sanitization rules for the ATD (Agent Tool Dispatch) reference implementation.440Apache-2.0
atd-ref-serverReference server binary for the Agent Tool Dispatch (ATD) protocol — wires atd-runtime + atd-tools-* into an installable…37Apache-2.0
atd-runtimeServer-side runtime for the ATD protocol: Tool trait, Registry, dispatch, Binding, Middleware, capability gate.333Apache-2.0
atd-sdkRust SDK for the ATD (Agent Tool Dispatch) protocol — connect to any ATD-speaking server over Unix sockets.126Apache-2.0
atd-serverUnix-socket listener and connection layer for ATD-speaking servers — pair with atd-runtime to build a server in ~30 lines.87Apache-2.0
atd-server-httpStreamable-HTTP (MCP JSON-RPC) transport for ATD-speaking servers — pair with atd-runtime, sibling of atd-server (Unix-socket…48Apache-2.0
atd-tools-echoBuilt-in echo tools for the ATD reference runtime.67Apache-2.0
atd-tools-fsBuilt-in fs tools for the ATD reference runtime.64Apache-2.0
atd-tools-shellBuilt-in shell tools for the ATD reference runtime.66Apache-2.0
atd-tools-webBuilt-in web tools for the ATD reference runtime.64Apache-2.0
atdataRust SDK for atdata WebDataset shards — wire-compatible with the Python atdata SDK174MIT OR Apache-2.0
atdata-deriveProc macro for #[derive(Packable)] — generates atdata wire format serialization225MIT OR Apache-2.0
atdf2svdTool to convert Atmel's ATDF files to SVD26,464GPL-3.0-only
atdirFaithful wrapper for libc openat() and other *at() functions3,302MIT OR Apache-2.0
ateDistributed immutable data store with strong encryption and authentication74,348MIT OR Apache-2.0
ate-authRepresents a standardized data model and API for authenticating an ATE chain-of-trust24,065MIT OR Apache-2.0
ate-commsProvides the communication library integrates with ate3,684MIT OR Apache-2.0
ate-cryptoProvides all the cryptographic functions4,308MIT OR Apache-2.0
ate-filesModel and helper functions for access files stored in ATEs8,479MIT OR Apache-2.0
ate-pagerIt paginates and navigates3,122MIT
ateamThe tool that helps optimize the code review process.53,703MIT
atebitemuA MOS 6502 emulator53AGPL-3.0
atedbDistributed datachain (database) built on an immutable data store with strong encryption and authentication14,279MIT OR Apache-2.0
atefsDistributed filesystem built on an immutable data store with strong encryption and authentication25,433MIT OR Apache-2.0
atelesHigh level bindings to spidermonkey1,171Apache-2.0
ateliera Computational Workshop for Market Microstructure Modeling, Synthetic Simulation and Historical Replay17,572Apache-2.0
atelier-agenticA Rust crate for agentic workflow tooling.15MIT OR Apache-2.0
atelier-cliRust CLI library for Atelier by Knot Dynamics.15MIT OR Apache-2.0
atelier-codeA code tool by knottdynamics.15MIT OR Apache-2.0
atelier-osCore Rust crate for the atelier-os project.15MIT
atelier_assemblerImplements the Smithy model assembler pattern, to merge files into a single in-memory Model.138,085MIT
atelier_baseCore data structures and I/O tools for the atelier-rs engine1,798Apache-2.0
atelier_coreRust native core model for the AWS Smithy IDL.202,153MIT
atelier_dataData Artifacts and I/O for the atelier-rs engine1,946Apache-2.0
atelier_dcmlDistributed Convex Machine Learning for the atelier-rs engine1,618Apache-2.0
atelier_describeRust native documentation generator for the AWS Smithy IDL.39,691MIT
atelier_generatorsProbabilistic generators and events simulation for the atelier-[rs] ecosystem1,496Apache-2.0
atelier_jsonRust native JSON format for the AWS Smithy IDL.148,927MIT
atelier_libRust native primary client library for the AWS Smithy IDL.42,139MIT
atelier_openapiRust native OpenAPI format for the AWS Smithy IDL.27,396MIT
atelier_quantQuantitative Finance Tools & Models for the atelier-rs engine405Apache-2.0
atelier_rdfRust native RDF format for the AWS Smithy semantic model.17,757MIT
atelier_resultsStandardized results, errors and successes for the atelier-rs engine800Apache-2.0
atelier_rsEngine for High Frequency, Synthetic and Historical, Market Microstructure Modeling540Apache-2.0
atelier_selectModel and parser for Smithy select expressions.1,569MIT
atelier_smithyRust native Smithy language format for the AWS Smithy IDL.158,563MIT
atelier_synthSynthetic Data Generation for the atelier-rs engine1,085Apache-2.0
atelier_testTest and example models used within the other Atelier crates.141,030MIT
atemA meta package manager6,550MIT
atem-dotsA (dot)file manager9,013MIT
atento-coreCore engine for the Atento Chained Script CLI369MIT OR Apache-2.0
atermImplementation of the Annotated Terms data structure49,383MIT/Apache-2.0
ateshiateshi is a Command Line Interface (CLI) tool designed to mimic the functionality of UFO Test.1,285MIT
atesta test3,988MIT
atewebHigh performance web server built on top of atefs8,816MIT OR Apache-2.0
atexLib for async local task evaluation(sqlite or in-memory)14,407MIT
atext2htmlConvert a text with markup hyperlinks to HTML36,172MIT/Apache-2.0
atfits-rsShared low-level cfitsio helpers (pixel I/O, header editing, image creation) for the at*-rs FITS tools390BSD-3-Clause
atgConvert transcripts between different file formats21,268MIT
atglibA library to handle transcripts for genomics and transcriptomics14,115MIT
athenaAthena is algebra crate tailored for game engines, rendering and physics simulations891MIT OR Apache-2.0
athena-actixReusable Actix-facing request, header, routing, and runtime wrappers for Athena487MIT
athena-aegisThe Athena OS backend insaller6,088MIT OR Apache-2.0
athena-api-keyAthena API-key stores, IP-policy helpers, request-key extraction, and rights utilities489MIT
athena-arrow-coreAsync AWS Athena query execution with Arrow output via GQR and UNLOAD-to-Parquet48MIT OR Apache-2.0
athena-audit-cliAthena CLI: clap argument surface, launchers, and audit helpers393MIT
athena-authAuthentication framework from Athena128MIT
athena-auth-apiPlugin implementations for athena-auth168MIT
athena-auth-coreCore abstractions for athena-auth: traits, types, config, error handling420MIT
athena-auth-deriveDerive macros for athena-auth entity traits222MIT
athena-auth-multitenancyShared multitenancy config and runtime primitives for athena-auth174MIT
athena-auth-observabilityPrometheus metrics and dashboard helpers for athena-auth153MIT
athena-backupsBackup, restore, S3 archive, and queued backup worker-domain primitives for Athena141MIT
athena-billingAthena billing grant catalog and provider capability contracts5,772MIT
athena-billing-coreShared Athena billing domain types and translated-right registry contracts469MIT
athena-billing-mollieMollie billing adapter for Athena408MIT
athena-billing-stripeStripe provider adapter and dialect rights registry for Athena409MIT
athena-cdcReusable change-data-capture helpers and Sequin replay engine for Athena484MIT
athena-chatAthena durable chat domain, persistence, ordering, and outbox services437MIT
athena-cliA command-line interface for AWS Athena with interactive query execution and result management3,848MIT
athena-client-pressurePortable Athena client-pressure contracts, scoring, persistence helpers, and worker orchestration484MIT
athena-cloneSnapshot clone execution engine for Athena-managed Postgres targets29MIT
athena-control-planeDurable operational state and clone job control plane for Athena534MIT
athena-daemonDedicated Athena daemon runtime for clone jobs and background workers19MIT
athena-dnsManaged Athena DNS defaults, wildcard host helpers, and DNS lookup primitives630MIT
athena-driverBackend driver primitives for Athena, starting with Scylla and Supabase health-aware clients588MIT
athena-gatewayPortable gateway request contracts and normalization primitives for Athena543MIT
athena-logLocal (unpublished) Athena declarative macros and helpers for audit/operation logging18MIT
athena-macrosLocal (unpublished) Athena macros for structured audit and operation logging20MIT
athena-observabilityPortable Athena observability primitives, metrics state, and logging sinks492MIT
athena-pipelinesAthena pipeline contracts, SQL adapters, template registry parsing, and request-domain helpers502MIT
athena-provisioningProvisioning and local Docker startup primitives for Athena559MIT
athena-queryReusable query builders, query optimization helpers, and dialect metadata for Athena638MIT
athena-r2Cloudflare R2 storage provider adapter for Athena21MIT
athena-rightsNative Athena rights catalog descriptors shared across billing, gateway, and admin surfaces5,734MIT
athena-s3S3 credential catalog and storage metadata helpers for Athena482MIT
athena-schedulerShared scheduler primitives for Athena background jobs575MIT
athena-schema-healShared schema self-healing primitives for Athena runtime storage707MIT
athena-storageAthena storage provider façade (S3, R2) and shared object-client helpers19MIT
athena-storage-coreShared Athena storage domain types and provider adapter contracts25MIT
athena-typesenseOptional Typesense sync, proxy, and worker-domain primitives for Athena479MIT
athena-udfA crate for building AWS Athena User Defined Functions in Rust169MIT
athena-webhooksOutbound webhook persistence, event catalogs, and dispatch runtime for Athena481MIT
athena-workerShared worker runtime primitives for Athena background jobs638MIT
athena-wssAthena websocket gateway contracts and CDC websocket transport server492MIT
athena_rsHyper performant polyglot Database driver2,111MIT
athenacliCLI tool for running queries against AWS Athena1,902MIT
AthenaEngineWeb server template engine for rust11,722MIT
athenas-pallasEvent-driven algorithmic trading framework (live, paper, backtest)80MIT OR Apache-2.0
atheneA simple and lightweight rust web framework based on hyper59,851Apache-2.0
athene-owlapiThis package provides a Rust API for OWL that adheres as closely as possible to
the OWL 2 Web Ontology Language Structural…16MIT OR Apache-2.0
athene_macroMacro generation for athene17,801Apache-2.0
atheneumAgent coordination graph database - episodic and semantic memory for multi-agent workflows351GPL-3.0-only
athennaAthenna is a light weight highly performant neural net framework for creating and using AI's cross platform and language4,559GPL-3.0-only
athinkplaceholder434MIT
athiraA Git hooks manager and commit message linter for automating development workflows2,546MIT OR Apache-2.0
athleticCAM - Clube Atlético Mineiro1,701Apache-2.0
athortAssortment of Parquet and other items559Apache-2.0
athtoolcommand-line totp generator2,817MIT/Apache-2.0
atiIntroduces the `At` trait, which allows collections to be indexed by `u|i{8,16,32,64,128}` and `isize`. Supports Python-like…3,164MIT
atimAI Agent Through IM113MIT
atim-coreAI Agent Through IM412MIT
atim-imAI Agent Through IM173MIT
atim-monitorAI Agent Through IM176MIT
atim-parserAI Agent Through IM238MIT
atim-queueAI Agent Through IM165MIT
atim-stateAI Agent Through IM170MIT
atim-tmuxAI Agent Through IM160MIT
atkUNMAINTAINED Rust bindings for the ATK library23,495,679MIT
atk-sysUNMAINTAINED FFI bindings to libatk-124,908,510MIT
atl-thunkRust wrapper for ATL thunk type.4,448MIT
atlantic_clientAtlantic client for generating proofs with Atlantic Prover5,170MIT
atlantinatorA tool to generate a texture-atlas form a folder of images.3,012non-standard
atlasTexture atlas generation (guillotine with dynamic resizing.)5,821MIT
atlas-accountAtlas Account type3,510Apache-2.0
atlas-account-decoderAtlas account decoder41Apache-2.0
atlas-account-decoder-client-typesCore RPC client types for atlas-account-decoder160Apache-2.0
atlas-account-infoAtlas AccountInfo and related definitions.4,962Apache-2.0
atlas-account-viewLightweight representation of a runtime account158Apache-2.0
atlas-accounts-dbAtlas accounts db - Solana-free version39Apache-2.0
atlas-addressAtlas account addresses8,788Apache-2.0
atlas-address-lookup-table-interfaceAtlas address lookup table interface.1,741MIT
atlas-archAtlas Core: a modular, high-throughput indexing pipeline for decoding and processing accounts, instructions, transactions, and…2,454MIT
atlas-arch-rpc-datasourceAtlas datasource that streams updates via Arch RPC.1,411MIT
atlas-archive-coreHigh-performance compression library with adaptive context modeling (Loom) and .nyx archives43MIT OR Apache-2.0
atlas-associated-token-accountAtlas Program Library Associated Token Account45Apache-2.0
atlas-associated-token-account-interfaceAtlas Program Library Associated Token Account Interface169Apache-2.0
atlas-atomic-u64Atlas atomic u64 implementation. For internal use only.7,924Apache-2.0
atlas-big-mod-expAtlas big integer modular exponentiation1,158Apache-2.0
atlas-bincodeAtlas bincode utilities1,445Apache-2.0
atlas-blake3-hasherAtlas BLAKE3 hashing1,168Apache-2.0
atlas-bloomAtlas bloom filter567Apache-2.0
atlas-bls-signaturesAtlas BLS Signatures399Apache-2.0
atlas-bn254Atlas BN254674Apache-2.0
atlas-borshAtlas Borsh utilities1,212Apache-2.0
atlas-bpf-loader-programAtlas BPF loader547Apache-2.0
atlas-bucket-mapatlas-bucket-map162Apache-2.0
atlas-builtins-default-costsAtlas builtins default costs839Apache-2.0
atlas-c2pa-libA Rust library for creating, signing, and verifying machine learning assets with C2PA2,366MIT OR Apache-2.0
atlas-clap-utilsAtlas utilities for the clap570Apache-2.0
atlas-cliMachine Learning Lifecycle & Transparency Manager - Create and verify manifests for ML models and datasets836Apache-2.0
atlas-clientAtlas Client573Apache-2.0