All 305,250 crates, alphabetically

shulkerscriptShulkerscript language implementation with compiler1,464MIT OR Apache-2.0CompilersGame development shulkerscript-cliCommand line tool to compile Shulkerscript projects1,174MIT OR Apache-2.0Command line utilitiesCompilers shullFast sweep-hull (S-hull) Delaunay triangulation in 2D and 3D912GPL-3.0-onlyAlgorithmsMathematics shullerLib to get links to images for your favourite tags on rule34 and any15,653MITAPI bindingsAsynchronous shumaName reserved for tawasuyu's terminal and workspace shell. Not distributed via crates.io yet — source lives in the tawasuyu…17MIT OR Apache-2.0 shumaiA benchmark framework that empowers efficient and correct multi-thread benchmarks.98,895MIT shumai-config-implA benchmark framework that empowers efficient and correct multi-thread benchmarks.70,606MIT shun-gatewayshun-gateway487MIT shunitUtility that runs a list of shell scripts and outputs the results in JUnit format for easy use in CI/CD systems.2,643non-standardCommand line utilitiesDevelopment tools::Testing shunkakinokishunkakinoki307,793MIT shunpoco-crate-testThis is test crate.1,386Apache-2.0 shunpoco-sub-cratetest for sub crate2,043Apache-2.0 shuntRun multiple commands in single terminal with docker compose like logs.5,612MIT OR Apache-2.0 shunt-gatewayClaude Code LLM gateway — an Anthropic Messages proxy that routes models to OpenAI/Codex and Anthropic-compatible backends437MIT OR Apache-2.0Command line utilitiesWeb programming::HTTP server shunt-proxyA local proxy that pools multiple Claude accounts behind a single endpoint, routing requests to maximise rate limits1,497MITCommand line utilitiesNetwork programming shunt-rsIntercept and preview outbound emails and SMS during development22MIT shunt_coreCore types and storage for the shunt message preview library243MIT shunt_emailEmail interception for the shunt message preview library81MIT shunt_smsSMS interception for the shunt message preview library82MIT shunt_webWeb preview server for the shunt message preview library84MIT shuntcalcA smart CLI calculator with variables, REPL, and step-by-step RPN evaluation using the Shunting Yard algorithm298MITCommand line utilities shunterAn experimental streaming pipeline library for Rust providing a composable DSL for building data pipelines54MITAsynchronousData structures shuntingA library for evaluating math expressions22,882MITAlgorithmsParsing tools shunting-yardA simple shunting yard algorithm implementation in Rust1,381MIT shunyadbA correctness-first embedded storage engine written in Rust, built around WAL, immutable LSM pages, MVCC, and deterministic crash…19MITData structuresDatabase implementations shuoCrate that just shuo — info!, error!, error_out!, and *_or_error_out! macros.36MITDevelopment tools::Debugging shuraA fast cross-plattform 2D component-based game framework20,392Apache-2.0Game developmentGame engines shura_procDerive macros for the shura component system5,858Apache-2.0 shuriken-api-typesPublic API payload types for the Shuriken platform453MITAPI bindings shuriken-bindingsSafe bindings for the [Shuriken bytecode analyzer2,838Apache-2.0 shuriken-sdkRust SDK for the Shuriken API315MITAPI bindings shurjopay-pluginRust plugin for for quick integration of shurjopay API2,713MITAPI bindingsEncoding shurlA simple TinyURL wrapper that spits out a shortened link1,910GPL-3.0-only shurliP2P networking tool - coming soon23MIT shurlyShurly, this is a URL shortener with API management13,724MIT shuru-darwinVirtualization.framework bindings for shuru170Apache-2.0 shuru-linuxKVM backend for shuru125Apache-2.0 shuru-protoShared wire protocol for shuru host/guest communication217Apache-2.0 shuru-proxyTransparent network proxy for shuru microVMs185Apache-2.0 shuru-sdkAsync Rust SDK for Shuru microVMs105Apache-2.0 shuru-storeNBD-backed storage layer for shuru microVMs102Apache-2.0 shuru-vmHigh-level VM management for shuru176Apache-2.0 shushA management tool for silencing Sensu checks written in Rust14,572BSD-3-Clause shush-rsA Rust crate designed to manage sensitive data securely by leveraging memory protection mechanisms.13,995MIT OR Apache-2.0Memory management shutA minimal CLI tool to kill a process listening on a port.4,031MITCommand line utilities shut_upUse trust_me、shut_up or other keywords replace 'unsafe'. Compiler shut up! Readers shut up too! My code has no bugs, trust me!3,243Apache-2.0 shutdownshutdown can be used to gracefully exit (part of) a running program363,017MIT OR Apache-2.0 shutdown-asyncAsynchronous Shutdown478,724MITAsynchronousConcurrency shutdown-barrierRuntime shutdown barrier for synchronizing TLS destruction4,911MIT shutdown-handlerA shutdown handler that allows all parts of an application to trigger a shutdown.1,196,624MIT OR Apache-2.0Asynchronous shutdown_hooksShutdown hooks for Rust. Currently a friendly wrapper around atexit, will eventually allow you to remove hooks4,448,760MIT shutdown_serverA simple example of graceful shutdown the server1,516MIT shutdown_signalA library for catching shutdown signals within select with multiple tasks in rust async tokio324MIT shuteyeshuteye provides for high-resolution sleep in rust. Let your code catch some shuteye295,369MIT OR Apache-2.0 shutilShell utility helper library10,209AGPL-3.0 shutterImage processing data structures and algorithms1,588MITScience shutter-gateSimple test utility to panic when spawned threads are blocked too long1,907MIT/Apache-2.0Concurrency shuttleA library for testing concurrent Rust code4,611,175Apache-2.0AsynchronousConcurrency shuttle-actix-webService implementation to run an actix webserver on shuttle147,126Apache-2.0 shuttle-api-clientA library for interacting with the Shuttle platform API (https://www.shuttle.dev)339,796Apache-2.0 shuttle-aws-rdsPlugin to provision AWS RDS resources69,664Apache-2.0 shuttle-axumService implementation to run an axum webserver on shuttle479,188Apache-2.0 shuttle-builderDocker build recipes for the Shuttle platform (shuttle.dev)3,453Apache-2.0 shuttle-cliSee cargo-shuttle653Apache-2.0 shuttle-codegenProc-macro code generator for the Shuttle platform (shuttle.dev)840,592Apache-2.0 shuttle-commonCommon library for the Shuttle platform (shuttle.dev)889,334Apache-2.0 shuttle-coreLibrary to read, write, hash, and sign the xdr structures used in the Stellar Network.6,135Apache-2.0 shuttle-env-varsUse .env files to set environment variables in your Shuttle services17,865MITWeb programming shuttle-ifcInfrastructure from Code (IfC) parser for the Shuttle platform (shuttle.dev)91,321Apache-2.0 shuttle-infraShuttle infra parser480Apache-2.0 shuttle-lazy_staticA Shutte-compatible wrapper for the lazy_static crate.24Apache-2.0 shuttle-lazy_static-implThe implementation for the Shutte-compatible wrapper for the lazy_static crate.58Apache-2.0 shuttle-mcpShuttle MCP server5,186Apache-2.0 shuttle-metadataPlugin to get Shuttle service information30,030Apache-2.0 shuttle-nextMacros and aliases to deploy wasm on the shuttle platform (https://www.shuttle.rs/)39,829Apache-2.0 shuttle-openaiShuttle plugin for connecting to OpenAI9,390Apache-2.0 shuttle-opendalPlugin to obtain a client connected to Apache OpenDAL19,656Apache-2.0 shuttle-parking_lotparking_lot wrapper for the Shuttle concurrency testing tool.32Apache-2.0 shuttle-parking_lot-implInternal implementation of the `parking_lot` crate for use with the Shuttle concurrency testing tool. Do not depend on this crate…60Apache-2.0 shuttle-persistPlugin for persist objects75,674Apache-2.0 shuttle-poemService implementation to run a poem webserver on shuttle59,578Apache-2.0 shuttle-poiseService implementation to run a poise discord bot on shuttle48,802Apache-2.0 shuttle-protoLibrary for all the gRPC definitions used by shuttle648,357Apache-2.0 shuttle-provisioner-proto-testjust for testing stuff1,654MIT shuttle-qdrantShuttle plugin for connecting to a Qdrant database25,387Apache-2.0 shuttle-ramaService implementation to run a rama server on shuttle1,875Apache-2.0 shuttle-randrand wrapper for the Shuttle concurrency testing tool.21Apache-2.0 shuttle-rand_0_8-innerShuttle's internal implementation of the `rand` 0.8 crate. Do not depend on this crate directly; use `shuttle-rand`.59Apache-2.0 shuttle-rocketService implementation to run a rocket webserver on shuttle98,308Apache-2.0 shuttle-rsLocal-first event log CLI for agent memory, repository context, task coordination, handoffs, messaging, mesh sync, and MCP access.201MIT OR Apache-2.0Command line utilitiesDevelopment tools shuttle-runtimeRuntime to run a service on the Shuttle platform (https://www.shuttle.dev)789,075Apache-2.0 shuttle-salvoService implementation to run a salvo webserver on shuttle56,095Apache-2.0 shuttle-sdkStellar Horizon Server client.1,887Apache-2.0 shuttle-secretsPlugin to for managing secrets on shuttle143,959Apache-2.0 shuttle-serenityService implementation to run a serenity server on shuttle129,067Apache-2.0 shuttle-serviceThe core traits for running services on Shuttle (shuttle.dev)872,903Apache-2.0 shuttle-shared-dbPlugin for managing shared databases on shuttle229,376Apache-2.0 shuttle-static-folderPlugin to get a static folder at runtime on shuttle56,408Apache-2.0 shuttle-syncsync wrapper for the Shuttle concurrency testing tool.22Apache-2.0 shuttle-sync-innerShuttle's internal implementation of `std::sync` primitives. Do not depend on this crate directly; use `shuttle-sync`.55Apache-2.0 shuttle-thrusterService implementation to run a thruster webserver on shuttle53,891Apache-2.0 shuttle-tideService implementation to run a tide webserver on shuttle55,487Apache-2.0 shuttle-tokiotokio wrapper for the Shuttle concurrency testing tool.2,791Apache-2.0 shuttle-tokio-implInternal implementation of the `tokio` crate for use with the Shuttle concurrency testing tool. Do not depend on this crate…2,882Apache-2.0 shuttle-tokio-impl-innerInternal implementation of the `tokio` crate for use with the Shuttle concurrency testing tool. Do not depend on this crate…2,916MIT shuttle-tokio-macros-implA fork of tokio-macros 2.2.0 which is compatible with the Shuttle concurrency checker.2,947MIT shuttle-tokio-streamtokio-stream wrapper for the Shuttle concurrency testing tool.22Apache-2.0 shuttle-tokio-stream-implA fork of tokio-stream 0.1.14 which is compatible with the Shuttle concurrency checker.57MIT shuttle-towerService implementation to run a tower webserver on shuttle55,875Apache-2.0 shuttle-tursoPlugin to obtain a client connected to a Turso database50,409Apache-2.0 shuttle-warpService implementation to run a warp webserver on shuttle57,506Apache-2.0 shuttlingsTypes for Shuttlings libraries2,356MIT shutupUtility for handling asynchronous shutdown signals3,015MIT shuuroBitboard based Shuuro library.40,119MITGamesParser implementations shuxue一个新手的尝试2,708MIT shvarshvar provides a POSIX-compliant shell variable substitution routine.11,071Apache-2.0 shvbrokerRust implementation of the SHV broker2,414MIT shvcallCLI utility to invoke remote SHV RPC calls2,407MIT shvclientA Rust framework for Silicon Heaven RPC devices4,881MIT shvesselno_std command registry and job vessel primitives for platform shells32MIT OR Apache-2.0Command line utilitiesEmbedded development shvprotoRust implementation of the SHV protocol7,818MIT shvrpcRust implementation of the SHV-RPC protocol8,379MIT shwildShell-compatible wildcard matching library4,408BSD-3-ClauseCommand-line interfaceDevelopment tools shwoopTool to serve static webpage with build-and-hot-reload feature55MITCommand line utilitiesDevelopment tools shxUtilities for quick shell scripting in Rust1,101MIT shx-macrosRivate implementation details of shx crate1,281MIT shybare-bones ssh launcher16,015MITCommand line utilities shyaddThis is a crate to add two nums thats it928MIT shyam-cli-guess-gameGuess game of shyam634Apache-2.0 shyam-jokes-cli-blockingShyam's joke teller cli342Apache-2.0 shyamlCommand line tool for manipulating markup languages like YAML4,658Apache-2.0 shyaml-rsCommand-line YAML processor - get values, set values, and transform YAML documents116MITCommand line utilitiesParsing tools shyft-rs-sdkRust library for interacting with the Shyft API.4,232MIT OR Apache-2.0 shyfyrSimpliest possible text encryption algorithm that goes FYR1,652Unlicense shyncshync - sync your shell history3,178MIT siSI and IEC prefixes406Apache-2.0 OR MITMathematicsNo standard library::No dynamic allocation si-commitment-schemePedersen commitments, Blake3-based polynomial commitments, batch opening/verification with binding and hiding properties17MIT OR Apache-2.0AlgorithmsCryptography si-conservation-enforcerFLUX bytecode conservation-law enforcement for LLM outputs (Rust)24MITEmbedded developmentNo standard library si-crypto-hashesThis crate provides a reusable functionality for working with typical cryptographic hashes.20,536MIT OR Apache-2.0 si-deckhand-rsBM25 retriever — zero-dependency Rust implementation. Drop-in replacement for Python deckhand.15MITAlgorithmsText processing si-exocortexPersistent cognitive substrate for multi-agent systems — conservation-law aware decision making, tiered memory, and inter-agent…24MITConcurrencyData structures si-exocortex-rsRust implementation of the si-exocortex agent framework with conservation-law awareness14MIT OR Apache-2.0Development toolsEmbedded development si-flux-compilerFLUX bytecode assembler, disassembler, and validator12MITCompilersEncoding si-homomorphic-hashAdditively homomorphic hash functions, hash-to-curve, incremental hashing, multi-set hash, and collision resistance testing18MIT OR Apache-2.0AlgorithmsCryptography si-imgA simple and lightweight Rust library to generate Social Media Preview Images12,929MIT si-loggyAutomatic logging & nohup for arbitrary commands1,346CC0-1.0 si-merkle-treeMerkle tree construction, proof generation/verification, batch proofs, and consistency proofs with multiple hash strategies17MIT OR Apache-2.0CryptographyData structures si-observabilityThis crate provides a reusable basis for developing applications with strong, built-in observability.21,580MIT OR Apache-2.0 si-plato-coreRust implementation of the PLATO Core protocol — Room, Sensor, Actuator, Alarm, wire protocol parsing/formatting.12MITData structuresEmbedded development si-prefixesA crate for converting between units using different SI prefixes.70MITDevelopment toolsMathematics si-scaleFormat values using the appropriate SI scale: seconds(1.3e-5) -> 13 µs155,217MIT OR Apache-2.0ScienceValue formatting si-secret-sharingShamir's secret sharing, verifiable secret sharing (Feldman VSS), reconstruction from subsets, and threshold variants over finite…16MIT OR Apache-2.0AlgorithmsCryptography si-security-audit-roomPLATO Security Audit Room — automated security auditing as a Rust engine block12MITDevelopment toolsSecurity si-unit-prefixSI Unit Prefix enum impl as_f64/f32, as_exp, parse_from_str with serde support.7,609MITScience si-vectorsA rust library for physical calculations1,557Apache-2.0 si-zero-knowledgeSchnorr proofs, DLEQ proofs, range proofs, sigma protocols, and Fiat-Shamir transform in Rust17MIT OR Apache-2.0AlgorithmsCryptography si1145No-std driver for the Si1145 ambient light sensor1,385MIT OR 0BSDEmbedded developmentHardware support si4703Platform-agnostic Rust driver for the Si4703 and Si4702 FM radio turners (receivers).8,659MIT OR Apache-2.0Embedded developmentHardware support si470xSi470x library1,303MIT si5351A platform agnostic driver for the Si5351 clock generator9,003MIT OR Apache-2.0Embedded developmentNo standard library si5351a-adafruitA driver for the Adafruit Si5351A clock generator module using I2C.604MITEmbedded developmentHardware support si7021I2C driver for the Si7021 hygrometer and thermometer3,433Apache-2.0/MITEmbedded developmentHardware support si7021-t-rhSi7021 driver (7013, 7020 and 7021)8,641MIT OR Apache-2.0Embedded developmentNo standard library si70xxSi70xx series relative humidity and temperature sensor driver5,215MIT OR Apache-2.0Embedded developmentHardware support si_formatformat numbers using metric prefixes2,902MIT OR Apache-2.0Development toolsEmbedded development si_trace_printstack indented trace printing; a rust library to print messages indented to stack depth optionally preceded by the function name.59,564MITDevelopment tools::Debugging si_unitsA crate for handling arithmetic with SI units3,964MIT OR Apache-2.0Mathematics siadistributed systems library for making communications through the network easier3,249MIT sia-macrocontains sia's macros2,402MIT sia-sdk-deriveMacro implementations for sia-sdk2,128MITCryptography::Cryptocurrencies sia_coreLow-level SDK for interacting with the Sia decentralized storage network2,276MITCryptography::Cryptocurrencies sia_core_deriveMacro implementations for sia_core975MITCryptography::Cryptocurrencies sia_muxEncrypted stream multiplexer for Sia peer-to-peer communication941MITCryptographyNetwork programming sia_reed_solomonReed-Solomon erasure coding over GF(2^8), translated from Klaus Post's reedsolomon Go library1,079MITAlgorithmsEncoding sia_sdkLow-level SDK for interacting with the Sia decentralized storage network1,040MITCryptography::Cryptocurrencies sia_storageSDK for interacting with a Sia network indexer952MITCryptography::Cryptocurrencies sia_storage_ffiFFI SDK for interacting with a Sia network indexer357MITCryptography::Cryptocurrencies siafuErgonomic job scheduling library for Rust4,499MIT OR Apache-2.0AsynchronousConcurrency siamesesiamese - a rule engine built with rust.528MIT siamesedbThe simple local key-value store.26,355MIT OR Apache-2.0Database interfaces siaplaA simple agile planning tool203AGPL-3.0-or-later siapla-migrationA simple agile planning tool369AGPL-3.0-or-later siapla-open-holidays-apiA simple agile planning tool376AGPL-3.0-or-later siarA grep-like, pure Rust PDF text searcher30AGPL-3.0-onlyCommand line utilitiesText processing siarneFast simulation of artificial neurons1,617Apache-2.0Science sibA high-performance, secure, and cross-platform modules optimized for efficiency, scalability, and reliability.7,102Apache-2.0Development tools siblingThe API for traversing sibling directories (find next/previous directory).23non-standardCommand line utilitiesFilesystem sibylAn OCI-based (synchronous or asynchronous) interface between Rust applications and Oracle databases56,660MITDatabase interfaces sibyllaA local-embedding and semantic-retrieval seam: the EmbeddingProvider trait, similarity metrics, a deterministic stub, a pure-Rust…23MIT OR Apache-2.0Data structuresScience sibylline-cleanPrompt injection detection primitives50MITText processing sicAccessible image processing and conversion from the terminal (and a front-end for the 'image' crate).46,647MIT OR Apache-2.0Command line utilitiesMultimedia::Images sic_cliComponent of the sic cli: provides the cli interface.2,967non-standard sic_cli_opsComponent of the sic cli: parses images operations invoked from the cli.23,522MIT OR Apache-2.0 sic_coreCommon types and re-exports for the 'imagineer' image cli project29,046MIT OR Apache-2.0 sic_image_engineProvides abstractions for the application of image operations of the 'imagineer' image cli project24,051MIT OR Apache-2.0 sic_ioCommon i/o operations and image format handling for the 'imagineer' image cli project25,995MIT OR Apache-2.0 sic_parserParser for the image operation script used by the 'imagineer' image cli23,436MIT OR Apache-2.0 sic_testingCommonly used testing operations for the 'imagineer' image cli project21,478MIT OR Apache-2.0 sicd-rsCrate to interact with SICD files.10,011MIT OR Apache-2.0 sicka static site generator1,600CC0-1.0