All 305,250 crates, alphabetically

x509-test-genGenerate test TLS certificates for testing2,694MIT x509-tspPure Rust implementation of the Timestamping Protocol as described in RFC 3161.587,169Apache-2.0 OR MITCryptographyEncoding x509-verifyPure Rust library that verifies X.509 signatures based on the algorithm identifiers116,852Apache-2.0 OR MITCryptographyNo standard library x509_lintX.509 linter (RFC 5280 certificates and CRLs)2,228MIT OR Apache-2.0CryptographyParser implementations x509certanypki fork of X.509 certificate parser and utility functionality6,259MPL-2.0 x509lintX.509 linter (RFC 5280 certificates and CRLs)1,545MIT OR Apache-2.0CryptographyParser implementations x520-stringprepString preparation algorithm as described in ITU-T Recommendation X.520564MITEncodingNo standard library x64x86_64 support with LA57 (5-level paging) for 57-bit virtual addresses99MIT OR Apache-2.0Hardware supportNo standard library x64_asmx86_64 assembler53,376MIT x64_static_linkerx86_64 static linker11,639MIT x64asmLibrary to write x64 Assembly code from Rust, more properly12,211MIT x64dbg_sdk_sysx64dbg plugins sdk sys1,672MIT/Apache-2.0 x65n-minigrepA simple command-line utility for searching patterns within files, created for educational purposes as an extension of the Rust…28MIT x680ITU-T X.680 - Information technology – Abstract Syntax Notation One (ASN.1): Specification of basic notation1,929GPL-2.0-or-later x690Basic Encoding Rules (BER) and Distinguished Encoding Rules (DER) as specified in ITU-T Recommendation X.6902,211MITEncoding x71c9x71c91,505MIT x79d8Serve encrypted files via local FTP.2,298GPL-2.0-only x7dapProgram 7-series FPGAs using CMSIS-DAP probes42Apache-2.0 OR MIT x7zA command-line packaging and compression tool based on 7-Zip (`7zz`), which simplifies complex 7z parameters into a single…18MIT x8Hidden parameters discovery suite.68,699GPL-3.0-or-laterCommand line utilities x86Library to program x86 (amd64) hardware. Contains x86 specific data structure descriptions, data-tables, as well as convenience…2,492,781MIT x86-alignment-checkx86 aligment check flag manipulation164,115MIT OR Apache-2.0No standard library x86-instruction-set-analyzerAnalyze x86 instruction sets for a binary4,371MITCommand line utilities x86-picComplete interface for legacy PIC 8259 and 8259A interrupt controllers on x86 systems738Apache-2.0/MIT x86-simdSafe interfaces to x86 and x86_64 SIMD intrinsics7,861MITNo standard library x86_64Support for x86_64 specific instructions, registers, and structures.4,705,243MIT/Apache-2.0No standard library x86_64-assemblerModern assembler for x64 and x86 instruction sets - strongly typed, object-oriented, zero-dependency core2,163MPL-2.0Compilers x86_64-linux-nolibcminimal std for x86_64-unknown-none4,113Apache-2.0No standard libraryOperating systems x86_64-xsavex86_64-xsave6,142MITHardware support x86_64_structsSupport for x86_64 specific instructions, registers, and structures.4,701MIT/Apache-2.0No standard library x86_ataA Simple, Terrible x86 ATA Crate.1,730MIT x86_interruptsA Simple x86 Interrupt Library5,166non-standard x86_rtcSystem Real Time Clock (RTC) Drivers for x86_64 based on CMOS.88,879GPL-3.0-or-later OR Apache-2.0 OR MulanPSL-2.0Hardware supportNo standard library x86_serial_loggerA Simple x86 Serial Logger, Taken from https://github.com/phil-opp/blog_os/blob/post-12/src/serial.rs5,100non-standard x86_testbenchA Simple x86 Testbench / nanokernel, containg a basic serial logger & test framework runner9,668MIT OR Apache-2.0Development tools::TestingNo standard library x86_vcpux86 Virtual CPU implementation for the Arceos Hypervisor4,463Apache-2.0No standard libraryVirtualization x86_vlapicx86 Virtual Local APIC5,241Apache-2.0Virtualization x86asmA crate for assembling and disassembling x86 instructions.3,363MIT x86featurelevelsx86featurelevels determines which x86 microarchitectural level is supported by your CPU.1,445MITCommand line utilities x86intrinx86intrin implementation40,127MIT/Apache-2.0 x86reducera rudimentary x86 disassembler in Rust, for JHU's REVA class1,540MIT x86testCustom test runner for bare-metal x86 tests.15,019MIT OR Apache-2.0 x86test-macroProcedural macro plugin for x86test.16,060MIT OR Apache-2.0 x86test-typesCommon types for x86test runnter and the x86test procedural macro.16,813MIT OR Apache-2.0 x96checkCheck if the executable file is 32-bit or 64-bit on windows.1,643MITCommand line utilitiesDevelopment tools::Cargo plugins x_demorust project demo/template with github actions.1,583Apache-2.0 x_math_liba tony crate for personal use1,684MIT x_read_ipx_read_ip773MulanPSL-2.0 x_utilutil1,544MIT x_xno way that actually worked1,216ISC xaExecute Anything via LLM - A CLI tool for arbitrary text processing using LLMs106MIT xa-cliA modern, safe replacement for xargs25MITCommand line utilities xa11yCross-platform accessibility client library — unified API for reading and interacting with accessibility trees2,802MIT xa11y-coreCore types, traits, and selector engine for xa11y cross-platform accessibility3,325MIT xa11y-linuxLinux accessibility backend for xa11y: AT-SPI2 introspection, X11/Wayland input simulation, and screen capture2,945MIT xa11y-macosmacOS accessibility backend for xa11y (AXUIElement)2,625MIT xa11y-windowsWindows accessibility backend for xa11y (UI Automation)2,602MIT xa2aA Rust implementation of the Agent2Agent (A2A) Protocol SDK46MIT OR Apache-2.0Network programmingWeb programming xaac-rsHigh-level Rust AAC/xHE-AAC encoder and decoder bindings built on libxaac106Apache-2.0API bindingsEncoding xabc一个解析 abc 文件的命令行工具2,701MITCommand-line interface xabc-lib一个解析 abc 文件的库3,811MIT xabiGenerate stable native ABI glue from Rust traits310Apache-2.0 xabi-assertSnapshot assertions for xabi layouts152Apache-2.0 xabi-macrosProcedural macros for xabi341Apache-2.0 xacliA modern, developer-friendly CLI framework for Rust133Apache-2.0Command-line interface xacli-componentsInteractive components for XaCLI248Apache-2.0Command-line interface xacli-coreCore library for XaCLI - command parsing, execution engine, and shell completion582Apache-2.0Command-line interface xacli-deriveDerive macros for xacli CLI framework249Apache-2.0Command-line interfaceDevelopment tools::Procedural macro helpers xacli-testingTesting utilities for XaCLI - keyboard simulation, VHS tape parsing, and output capture330Apache-2.0Development tools::Testing xacppAgent Control Plane Protocol — Rust implementation194MIT xacroA xml preprocessor for xacro files to generate URDF files2,868MIT xacro-purePure-Rust xacro processor: expand ROS xacro to URDF with no ROS or Python installation37Apache-2.0Parser implementationsScience::Robotics xacro-rsA xml preprocessor for xacro files to generate URDF files151MITParser implementationsTemplate engine xactionaction-less automation for GitHub actions24,597MIT OR Apache-2.0 xactoSimple Erlang-style actors for Rust.487MITConcurrency xacto-deriveDerive macros for xacto.694MITConcurrency xactorXactor is a rust actors framework based on async-std67,124MITAsynchronousNetwork programming xactor-deriveXactor macros32,140MITAsynchronousNetwork programming xad-rsExact automatic differentiation for Rust — forward-mode, reverse-mode, first- and second-order, with a unified `Real` trait for…426AGPL-3.0-or-laterMathematicsScience xadesVerify and construct XAdES baseline signatures86Apache-2.0 xades-pkcs11PKCS#11 hardware signing for the xades crate27Apache-2.0Cryptography xaerofluxa decentralized, p2p, offline first event log built on tokio, rusqlite and iroh10,927MPL-2.0 xaeroflux-actorsEXPERIMENTAL: actor layer for xaeroflux8,074MPL-2.0Database interfacesDatabase implementations xaeroflux-coreEXPERIMENTAL: actor layer for xaeroflux9,167MPL-2.0Database interfacesDatabase implementations xaeroflux-crdtsEXPERIMENTAL: CRDT layer for xaeroflux2,074MPL-2.0Database interfacesDatabase implementations xaeroflux-ffiEXPERIMENTAL: actor layer for xaeroflux918MPL-2.0Database interfacesDatabase implementations xaeroflux-macrosEXPERIMENTAL: actor layer for xaeroflux3,389MPL-2.0Database interfacesDatabase implementations xaeroidSimple decentralized identity with Ed25519 and hash commitments4,562MPL-2.0 xaes-256-gcmPure Rust implementation of the XAES-256-GCM extended-nonce Authenticated Encryption with Associated Data (AEAD).3,615Apache-2.0 OR MITCryptographyNo standard library xaes-gcmThe simplest and safest way to encrypt data using AES-GCM in Rust (AES256-DNDK-GCM)3,217ISCCryptographyNo standard library xaffirahNo description provided.1,162MIT OR Apache-2.0 xafsviewXAFSView — a modern Rust GUI for XAFS data reduction and FEFF fitting, built on feffit-rs + siplot22MIT xagentauthAgentAuth client SDK for Rust — authenticate AI agents25MIT xagrsxargs clone in Rust2,997MIT xaixai25MIT OR Apache-2.0 xai-grokHigh-level async client for the xAI Grok API (chat, streaming, tool calling, vision, structured outputs), built on the stream-rs…19MITAPI bindingsAsynchronous xai-grpc-clientFeature-complete gRPC client for xAI's Grok API with streaming, tools, multimodal support1,127MIT OR Apache-2.0API bindingsAsynchronous xai-openapiRust types for the xAI API (Grok models)61MIT OR Apache-2.0API bindingsNo standard library xai-ratatui-inlineVendored Grok Build inline viewport terminal (Apache-2.0)27Apache-2.0 xai-ratatui-textareaVendored Grok Build multiline textarea (Apache-2.0)26Apache-2.0 xai-rsRust SDK for xAI API317MIT xai-rustRust SDK for the xAI API (Grok models)47MITAPI bindingsAsynchronous xai-sdkLightweight SDK for xAI's gRPC APIs1,101MITAsynchronousWeb programming xain-flThe XAIN project is building a privacy layer for machine learning so that AI projects can meet compliance such as GDPR and CCPA.…3,090non-standard xalXbox Authentication library5,248MIT xalanReserved488MIT OR Apache-2.0 xalen-ayanamsa40+ ayanamsa (sidereal precession) systems for XALEN Ephemeris327Apache-2.0MathematicsScience xalen-chartSVG chart rendering for Vedic, South Indian, and Western wheel charts — zero external dependencies154Apache-2.0ScienceVisualization xalen-chineseChinese astrology — BaZi Four Pillars, solar terms, Heavenly Stems, Earthly Branches212Apache-2.0MathematicsScience xalen-coordsCoordinate frames, precession, nutation, and frame transforms for XALEN Ephemeris488Apache-2.0 AND BSD-3-ClauseMathematicsScience xalen-ephemPlanetary position computation for XALEN Ephemeris — VSOP87 analytical + JPL DE support232Apache-2.0MathematicsScience xalen-ephemerisXALEN Ephemeris — next-generation astronomical library — pure Rust, thread-safe, Vedic-first109Apache-2.0MathematicsScience xalen-ffiC FFI export layer for XALEN Ephemeris — embed in any language80Apache-2.0API bindingsScience xalen-houses18+ astrological house systems with polar region handling for XALEN Ephemeris326Apache-2.0MathematicsScience xalen-ichingI Ching (Yijing) — 64 hexagrams, 8 trigrams, date-based casting, nuclear & relating hexagrams149Apache-2.0MathematicsScience xalen-lalkitabLal Kitab remedial astrology — house-based analysis, planetary debts, dormancy, 108-slot remedy lookup (text not bundled),…147Apache-2.0MathematicsScience xalen-numerologyNumerology — Pythagorean & Chaldean systems, Life Path, Expression, Soul Urge144Apache-2.0MathematicsScience xalen-starsFixed star catalog with precession-corrected positions for XALEN Ephemeris316Apache-2.0MathematicsScience xalen-timeAstronomical time primitives — JD, delta-T, time scales, calendar conversions583Apache-2.0Date and timeScience xalen-vedicVedic astrology computations — nakshatra, dasha, panchang, yoga, dosha, compatibility220Apache-2.0MathematicsScience xalen-wasmWASM bindings for XALEN Ephemeris — run in any browser or Node.js61Apache-2.0ScienceWebAssembly xalen-westernWestern astrology computations — aspects, dignities, returns, progressions, Hellenistic162Apache-2.0MathematicsScience xalen-worldNon-Western/non-Chinese calendar and astrology systems — Mayan, Tibetan, Korean Saju, Japanese Nine Star Ki, Burmese Mahabote149Apache-2.0MathematicsScience xalg-binRandom formula generator7,508GPL-3.0 xallocSuballocators for external memory (e.g., Vulkan device memory)24,499MIT xamanCLI tool for Aman integrity system80MIT xaml-islandXaml islands for rust1,590MITAPI bindingsGUI xanThe CSV magician79,650Unlicense OR MIT xan-actorAkka actor37,999MIT xan-logMy personal logger6,000MIT xanadocCore library for xanadoc: trit encoding, Bromberg SL2 hashing, content IDs, and DTOB decoding145MIT xanaduA toy ECS library7,379MPL-2.0Game development xancodeMy simple encoder264MIT xancode_macrosMy simple encoder - macros295MIT xand-addressThe Address primitive type used throughout the Xand network2,782MIT OR Apache-2.0 xand-api-clientA client for interacting with the Xand API2,673MIT OR Apache-2.0 xand-api-protoProtobuf definitions for the Xand API5,502MIT OR Apache-2.0 xand-secretsA simple interface for reading secrets from — and checking the health of — a centralized secret store.4,424MIT OR Apache-2.0 xand-secrets-key-vaultA xand-secrets adapter that implements the SecretKeyValueStore trait for Azure Key Vault.2,697MIT OR Apache-2.0 xand-secrets-local-fileA xand-secrets adapter that implements the SecretKeyValueStore trait for a local file3,805MIT OR Apache-2.0 xand-secrets-vaultA xand-secrets adapter that implements the SecretKeyValueStore trait for a Hashicorp Vault1,623MIT OR Apache-2.0 xand-utilsA junk drawer of shared Rust utilities.4,849MIT OR Apache-2.0 xand_governanceLibrary of the governance rules for a Xand network1,553MIT OR Apache-2.0 xand_ledgerThe processing and validation logic library of transactions on a Xand blockchain1,533MIT OR Apache-2.0 xand_moneyUtility crate to safely parse and convert Xand and fiat monetary values.1,589MITData structuresParser implementations xandeum-exporterA Prometheus-based metrics exporter for Xandeum L1 Blockchain.2,646Apache-2.0 xandeum-prpcRust client for Xandeum pNode pRPC APIs170MITAPI bindingsAsynchronous xandikosLightweight CalDAV/CardDAV server2,662GPL-3.0+ xanqEmbedding message queue71MIT xaorAdaptive regenerative cryptographic engine — memory-hard, chaos-keyed, GPU/ASIC-resistant33MITAuthenticationCryptography xapdosReserved name for later use1,674MIT OR Apache-2.0 xapiThe xStation5 API Rust library9,979MITAPI bindings xapi-asterAster API client463MIT xapi-backpackBackpack API client463MIT xapi-binanceBinance API client468MIT xapi-bingxBingX API client463MIT xapi-bitfinexBitfinex API client462MIT xapi-bitgetBitget API client469MIT xapi-bitmartBitMart API client466MIT xapi-bitmexBitMEX API client463MIT xapi-bybitBybit API client468MIT xapi-coinbaseCoinbase API client467MIT xapi-coinexCoinEx API client462MIT xapi-cryptocomCrypto.com API client465MIT xapi-dataRust bindings for the Experience API (xAPI) data structures43GPL-3.0-or-laterData structures xapi-deepcoinDeepCoin API client465MIT xapi-deriveDerive macros for the xapi Rust runtime41MIT OR Apache-2.0 xapi-gateioGate.io API client464MIT xapi-httpHTTP helpers for the xapi Rust runtime25MIT OR Apache-2.0 xapi-htxHTX API client466MIT xapi-hyperliquidHyperLiquid API client456MIT xapi-krakenKraken API client458MIT xapi-kucoinKucoin API client458MIT xapi-mexcMexc API client475MIT xapi-okxOKX API client477MIT xapi-rsA conformant LRS implementation of xAPI 2.0.010,491GPL-3.0-or-laterAPI bindingsData structures xapi-sharedXAPI Shared Library877MIT xapi-toobitToobit API client462MIT xapi-whitebitWhiteBit API client456MIT xapi-xtXT API client454MIT xapianRust bindings to Xapian3,892MIT xapian-rsRust bindings for the Xapian search engine4,265MIT xapian-rustyRust bindings to Xapian78,497MIT xapirpcMinimal RPC client for communication with xapi12,517non-standard xapp-frame-rustAn Open-Source Framework for Rust-based xApps on the O-RAN Near-Realtime RIC1,550Apache-2.0 xapphirecompute utility1,663MIT xarA utility and library to create, inspect and extract XAR archives.3,619MITCommand line utilitiesCompression xar-arrayA segmented exponential array with stable element addresses.96MIT OR Apache-2.0Data structuresNo standard library xaraRead-only XAR archive and macOS PKG package parser834MITCompressionParsing tools xarc`xarc` provides atomically swappable atomically refcounted smart pointers as a safer building block for lockfree algorithms than…4,835MPL-2.0ConcurrencyMemory management xarf-rsXARF v4 (eXtended Abuse Reporting Format) parser, validator, and generator with v3 compatibility126MITEncodingParsing tools xargoThe sysroot manager that lets you build and customize `std`525,439MIT OR Apache-2.0Command line utilitiesDevelopment tools xargo-checkThe 'xargo-check' binary is provided by the 'xargo' package. Use `cargo install xargo --bin xargo-check`.1,121MIT OR Apache-2.0 xarkWrite zero-knowledge circuits in Rust — the language prelude (no_std, stable).100MITCryptography xark-aesAES-128/256 block cipher, CTR, and GCM gadgets for xark zero-knowledge circuits.28MITCryptography xark-backendArkworks Groth16 (BN254) prover/verifier, frontend-agnostic (proves any gr1cs ConstraintSynthesizer).40MITCryptography xark-bignumNon-native (foreign-field) limb arithmetic for xark circuit gadgets.41MITCryptography xark-bitsBit- and word-level building blocks for xark circuit gadgets.42MITCryptography xark-blake2sBLAKE2s gadget for xark zero-knowledge circuits.28MITCryptography xark-blake3BLAKE3 gadget for xark zero-knowledge circuits.28MITCryptography