All 305,250 crates, alphabetically

solow-regressionLinear regression models (OLS, GLS, WLS, GLSAR) for the Solow statistical library151BSD-3-Clause solow-robustRobust linear models (M-estimation) for the Solow statistical library57BSD-3-Clause solow-statespaceState-space models: Kalman filter/smoother, SARIMAX, unobserved components57BSD-3-Clause solow-statsStatistical tests and diagnostics for the Solow statistical library58BSD-3-Clause solow-summaryLabeled results and summary tables for the Solow statistical library71BSD-3-Clause solow-tsaTime-series analysis (acf/pacf/adfuller, AR models) for the Solow statistical library56BSD-3-Clause solow-varVector autoregression (VAR, VECM) for the Solow statistical library58BSD-3-Clause solow-vizGeneral-purpose data-visualization backend (SVG output) for the Solow statistical library70BSD-3-Clause solpMicrosoft Visual Studio solution parsing library120,907MIT solpipe-cpiAutogenerated CPI client for Solpipe.878MIT solpipe-keysignerSign solana transactions with a Ledger Nano551MIT solpmA Solana program manager for installing and using Anchor IDLs like packages.354MITCommand line utilities solrsolr-rust is an SDK for accessing Solr. Under heavy dev *DO NOT USE* at this time.2,363Apache-2.0 solr-token-whitelistSolRazr Token Whitelist Program3,890non-standard solr_postA simple command line tool and library to post files in a directory to a Solr server7,520MIT solrandA random number oracle for solana created by Demox Labs3,699AGPL-3.0-or-later solrandhypnA random number oracle for Solana created by Demox Labs, modified by HypnosisI2P5,190AGPL-3.0-or-later solraySolidity source code explorer65MIT solrcopyCommand line tool useful for migration, transformations, backup, and restore of documents stored inside cores of Apache Solr584GPL-3.0-onlyCommand line utilities solreqArbitrary HTTPS requests oracle for solana created by Demox Labs1,538AGPL-3.0-or-later solrsA Solr client for Rust.1,212non-standard solrsticeA Solr 8+ client29,592MIT OR Apache-2.0API bindings solrustSolr Client for Rust11,922Apache-2.0 solrust_deriveMacro definition2,212Apache-2.0 solrust_derive_internalsImplementations of derive macro for solrust.10,698Apache-2.0 solsaStatic analysis tool aggregator and reporter for Ethereum smart contracts11,701ISC solscanA Rust Solscan HTTP API client2,569MITAPI bindingsCryptography::Cryptocurrencies solscan-apiA Wrapper for the Solscan-API for fetching informations about SOL-Accounts and more...4,987MIT solscan-mcpAn MCP server for querying Solana transactions using natural language with Solscan API767MITAPI bindingsWeb programming solscript-astAbstract Syntax Tree types for the SolScript compiler508MITCompilersCryptography::Cryptocurrencies solscript-bpfDirect BPF/LLVM compilation backend for SolScript106MITCompilersCryptography::Cryptocurrencies solscript-cliCLI for SolScript - compile Solidity-style contracts to Solana24MITCompilersCryptography::Cryptocurrencies solscript-codegenRust/Anchor code generator for SolScript smart contracts188MITCompilersCryptography::Cryptocurrencies solscript-lspLanguage Server Protocol implementation for SolScript22MITCompilersCryptography::Cryptocurrencies solscript-parserParser for SolScript - Solidity-style language for Solana433MITCompilersCryptography::Cryptocurrencies solscript-typeckType checker and semantic analysis for SolScript351MITCompilersCryptography::Cryptocurrencies solsecSolana Smart Contract Security Toolkit - Find security bugs before deployment77,681MITCommand line utilitiesDevelopment tools solsignsolsign is a small utility program that facilitates signing solana transactions off-line. ***Off-line signing*** means using…2,838GPL-3.0-only solstackEnables management of your app's or game's control flow through a simple state stack machine.6,125MITGame engines solstatA Solidity static analyzer to identify contract vulnerabilities and gas efficiencies.7,871MIT solsticeCross-platform graphics.33,847non-standard solstice-2dEasy, cross-platform 2D graphics.34,079non-standard solstice-deriveProcedural macros for Solstice.7,303non-standard solstice_glyphA fast text renderer for solstice, powered by glyph_brush5,870MIT solstraleA Path tracing library23,992Apache-2.0 solti-apiSolti SDK HTTP/JSON and gRPC API layer.90Apache-2.0AsynchronousConcurrency solti-coreSolti SDK supervisor orchestration.192Apache-2.0AsynchronousConcurrency solti-discoverSolti SDK agent-registration and heartbeat client for the Podium control-plane.91Apache-2.0AsynchronousConcurrency solti-execSolti SDK jobs execution crate.49Apache-2.0AsynchronousConcurrency solti-modelSolti SDK domain model.423Apache-2.0AsynchronousConcurrency solti-observeSolti SDK structured logging, timezone sync, and task-lifecycle subscriber.55Apache-2.0AsynchronousConcurrency solti-prometheusSolti SDK Prometheus metrics.51Apache-2.0AsynchronousConcurrency solti-runnerSolti SDK runner plugin trait.320Apache-2.0AsynchronousConcurrency solti-tlsSolti SDK shared TLS / mTLS configuration.97Apache-2.0AsynchronousConcurrency soltraceStructured, Borsh-serialized Anchor events as a drop-in replacement for msg! in Solana programs.38MITDevelopment tools::DebuggingWebAssembly soltrackA tool to find the developer of a Solana program1,590MIT OR Apache-2.0 soltsA tools focus on blockchain, for example solana ecosystem2,621MIT soltxSimple Solana Transaction Parser1,428MIT solunaPersonal library reserved for future use.825non-standard solunatusHigh-precision astronomical calculation library and CLI for sun/moon positions, rise/set times, and lunar phases1,118MITCommand line utilitiesScience soluteGenerate unique github-like avatars in Rust!1,612MIT solutionSome macro for automatically generate student and teacher version of rust exercise176GPL-3.0-or-later solution_cliCLI for convert crate use `solution::solution!()` macro to a version for student (with solution stripped and hint in `todo!()`)62GPL-3.0-or-later solvSOLution Validation tool that analyzes Microsoft Visual Studio solutions116,552MIT solvability_checkerSolvability checker for CTF88MIT solvaultA non-custodial Solana terminal wallet built entirely in Rust.14MIT solvault-coreCore library for SolVault, a non-custodial Solana terminal wallet41MIT solvesolve basic math expressions in the terminal1,601MIT solve-leetcodeSolutions to leetcode in rust4,048MIT solve_ivp_bdfA simple port of the solve_ivp BDF method from Scipy.1,123MIT solve_libsolve basic math expressions2,363MIT solve_stringA package with the goal of implementing python eval functionality in rust.3,146Apache-2.0 solvedSolved, a proficient time management solution.1,204MPL-2.0Command line utilities solvela-cliCommand-line interface for the Solvela LLM payment gateway — wallet, chat, models, escrow, MCP, load testing54MITCommand line utilities solvela-clientSolana-native AI agent payment client for Solvela263Apache-2.0API bindingsCryptography::Cryptocurrencies solvela-client-clisolvela-client — Solvela agent-side payer CLI for Solana-paid AI from your terminal117Apache-2.0Command line utilities solvela-client-cli-argsShared CLI argument structs and wallet loading for Solvela binaries219Apache-2.0Command-line interface solvela-client-proxyLocalhost reverse proxy with transparent x402 USDC-SPL payment handling114Apache-2.0Command line utilitiesWeb programming::HTTP server solvela-escrow-txNo-deps escrow deposit transaction builder for Solvela client SDKs — PDA/ATA derivation, Anchor discriminator, signed Solana…146Apache-2.0API bindingsCryptography solvela-protocolShared wire-format types for the Solvela ecosystem (x402 payment protocol + OpenAI-compatible chat types)417Apache-2.0API bindings solvela-router15-dimension request scorer + routing profiles + model registry for the Solvela LLM payment gateway76MITAPI bindings solvela-x402Rust implementation of the x402 payment protocol — Solana verification, escrow integration, fee payer pool, nonce pool. Powers…95MITAPI bindingsCryptography solventDependency Resolver library164,883MIT solverSolve optimization problems.8,660MITMathematicsScience solver-vrpVRP Solver173MIT solverangDomain-agnostic numerical solver for nonlinear systems and least-squares problems23Apache-2.0 solverang_macrosProcedural macros for automatic Jacobian generation via symbolic differentiation93Apache-2.0 solverforgeSolverForge - A constraint solver in Rust1,557Apache-2.0 solverforge-benchmarkBenchmarking framework for SolverForge constraint solver59Apache-2.0 solverforge-bridgePublic dynamic model bridge contracts for SolverForge host-language bindings454Apache-2.0 solverforge-cliCLI for scaffolding and managing SolverForge constraint solver projects167Apache-2.0 solverforge-configConfiguration system for SolverForge constraint solver2,280Apache-2.0 solverforge-consoleColorful console output for SolverForge solver metrics1,412Apache-2.0 solverforge-coreCore types and traits for SolverForge constraint solver3,009Apache-2.0 solverforge-cvrpCVRP domain helpers for SolverForge1,264Apache-2.0 solverforge-deriveDerive macros for SolverForge domain types163Apache-2.0Development tools::Procedural macro helpers solverforge-macrosDerive macros for SolverForge constraint solver1,706Apache-2.0 solverforge-mapsGeneric map and routing utilities for VRP and similar problems295Apache-2.0 solverforge-scoringIncremental constraint scoring for SolverForge2,269Apache-2.0 solverforge-serviceJVM lifecycle management for SolverForge170Apache-2.0AlgorithmsMathematics solverforge-solverSolver engine for SolverForge2,105Apache-2.0 solverforge-uiFrontend component library for SolverForge constraint-optimization applications653Apache-2.0GUIWeb programming solversOR solvers library24MIT solvibeCLI tool for Solana templates1,079MIT solvitor-mcpAn MCP server for Solvitor API. Solvitor is an AI-powered platform that helps developers extract IDL files from closed-source…469MITAPI bindingsWeb programming solvrAdvanced computing library for real-world problem solving - optimization, differential equations, interpolation, statistics, and…70Apache-2.0AlgorithmsMathematics solwalrs[deprecated] A simple and easy to use CLI Solana wallet10,283GPL-3.0-onlyCommand line utilities solwatchReal-data Solana memecoin auditor — rug/freeze/bundle scanner with a 0-100 risk score, plain-English flags, and a live dashboard.…199MITCommand line utilitiesCryptography::Cryptocurrencies solwizardSolidity bootstrapper built with Rust1,457MITCommand-line interface solxactsolxact is a utility program that can perform many useful actions on solana transactions6,338GPL-3.0-only solxplainA cli tool to view solana accounts and tx logs like the explorer25MIT OR Apache-2.0Command line utilities solySimple Transaction Builder and Sender for Solana453MITFinance solyankaA WIP prototype for wasm+ecs shared-memory plugin system for games.499MIT OR Apache-2.0 solzempicSolzempic - Solana instruction framework45MIT solzempic-macrosProc macros for Solzempic Solana framework142MIT somThe 'som' programming language44,482MIT somaSimplify `Option` usage2,699WTFPL soma-audit-clientRemote sink for soma-audit: durable local outbox + background relay to a central soma-audit-server.35Apache-2.0AsynchronousDatabase interfaces soma-audit-corePure zero-IO core types, chain math, and crypto for soma-audit.76Apache-2.0CryptographyData structures soma-audit-pgPostgres-backed local audit sink and schema installer for soma-audit: HMAC-chained, RLS-isolated event storage with automated…54Apache-2.0CryptographyDatabase interfaces soma-audit-serverCentral audit ingestion and query server: receives events from remote services, stores them in a hash-chained Postgres log, and…41Apache-2.0Database interfacesWeb programming soma-coreWorld's first production-ready self-aware development system with meta-cognitive capabilities and cognitive reasoning engine for…1,419non-standardAlgorithmsAPI bindings soma-ctfCross-platform CTF problem container manager1,841MIT OR Apache-2.0Command line utilitiesConfiguration soma-infraShared backend primitives for the soma-platform: feature-gated Postgres, Redis, crypto, object storage, LLM, knowledge-graph,…53Apache-2.0AsynchronousDatabase interfaces soma-macrosDerive macros for the Soma computational graph runtime126Elastic-2.0 soma-playerA terminal-based music player for SomaFM internet radio stations with spectrum visualizer1,349MIT OR Apache-2.0Command line utilitiesMultimedia::Audio soma-schemaA standalone, reusable SQL migration tool — plain SQL files with UP/DOWN, version tracking, and advisory-lock safety. Postgres…128Apache-2.0Command line utilitiesDatabase interfaces soma-som-coreConsolidated into `soma-som-ring` (single-crate ring substrate). No code ships here.103LGPL-3.0-onlyNo standard library soma-som-ringUniversal soma(som) ring substrate — Quad / Ring / Unit / SuccessionDriver / CycleObserver + constitutive invariants +…78LGPL-3.0-onlyData structures soma-studioCommand-line launcher for the local-first Soma Studio browser app.21MIT OR Apache-2.0 soma-studio-coreCore data contracts and domain types for Soma Studio.83MIT OR Apache-2.0 soma-studio-serverLocal HTTP server runtime for Soma Studio.52MIT OR Apache-2.0 soma-uiA Leptos 0.8 component library: 160+ accessible UI components, blocks, charts, and a ChartDB-style schema diagram — with a…43Apache-2.0GUIWebAssembly somafmA Rust-based command line player for SomaFM radio7,510MIT somali_derpsomali_derp utilities344MIT somarsA rusty soma.fm player498MITCommand line utilities somatizeComputational graph runtime for research pipelines, agent orchestration, and data virtualization411Elastic-2.0AlgorithmsScience somatize-agentAutonomous research agent for the Soma runtime746Elastic-2.0 somatize-compilerGraph-to-execution-plan compiler for the Soma runtime1,049Elastic-2.0 somatize-coreCore types and traits for the Soma computational graph runtime1,243Elastic-2.0 somatize-macrosDerive macros for the Soma computational graph runtime1,329Elastic-2.0 somatize-memoryKnowledge base and temporal experiment tracking for the Soma runtime865Elastic-2.0 somatize-runtimeExecution engine for the Soma computational graph runtime954Elastic-2.0 somatize-workerWorker daemon for distributed execution in the Soma runtime545Elastic-2.0 sombraHigh-performance graph database with ACID transactions, single-file storage, and bindings for Rust, TypeScript, and Python958MITData structuresDatabase implementations sombrax-actorsA lightweight actor framework with broadcast and work-queue channels, shared state, and derive macros for message-driven Rust…19MIT OR Apache-2.0AsynchronousConcurrency sombrax-actors-macrosDerive macros (Accessor, Consumer, Producer, MultiConsumer) for the sombrax-actors framework.36MIT OR Apache-2.0AsynchronousConcurrency sombrax_agentic_coreSombraX Agentic Core (SAC) — a provider-agnostic Rust library for building LLM agents: content-modifying hooks, tool/MCP…34MIT OR Apache-2.0API bindingsAsynchronous someUse options slightly more easily. Or annoyingly1,650MIT OR Apache-2.0 some-authUser management and JWT logic for API services.12,054MIT some-errorA library for creating and using anonymous sum types as errors in Rust1,703MIT some-mutA utility library for deferring the take()ing of an Option3,869MIT some-random-apiAn asynchronous API wrapper for Some Random API.4,975MIT some-serialUnified serial driver collection for embedded and bare-metal environments31,608MIT OR Apache-2.0Embedded developmentHardware support some-thingSomething to manage “some” collections1,761MIT OR Apache-2.0 some-to-errA set of traits for converting `Option` to `Result`, providing methods to transform `Some` values to `Err` while handling `None`…13,483MIT some_bevy_toolsA collection of tools which can be used in the Bevy Engine.7,921MIT OR Apache-2.0 OR CC0-1.0Game developmentGame engines some_blockchainSimple blockchain written in Rust1,625MPL-2.0 some_crateIf you just need a crate that's guaranteed(*) to do practically nothing.5,644WTFPL some_default_dirsSome Default paths which are not in dirs next295MIT some_error_forkA library for creating and using anonymous sum types as errors in Rust972MIT some_executorA trait for libraries that abstract over any executor11,456MIT OR Apache-2.0AsynchronousConcurrency some_global_executorReference thread-per-core executor for the some_executor crate.451MIT OR Apache-2.0AsynchronousConcurrency some_local_executorA simple local executor2,563MIT OR Apache-2.0AsynchronousConcurrency some_math_libA basic math library.4,011MIT OR Apache-2.0 some_more_optionsFor when one Option just isn't enough.472MIT OR Apache-2.0 some_project_or_libraryThis is a dummy package that will never have any content. I registered it because it seemed plausible that people might…1,845CC0-1.0 some_test_auth_serviceAn Example Auth Service1,520Apache-2.0 somebootSparreal OS kernel26,786MPL-2.0Embedded developmentNo standard library somedayLock-free MVCC primitive13,611MITConcurrency somedbA simple database for storing data.1,812non-standard somedb-macrosA simple database for storing data.2,038non-standard somedocA very simple document model and markup generator.54,839MIT somefiletoolssome useful functions about file operation2,744MIT OR Apache-2.0 somehalSomeHAL: A hardware abstraction layer for kernel development.46,496Apache-2.0No standard libraryOperating systems somehal-macrosSomeHAL-related procedural macros.23,894Apache-2.0No standard libraryOperating systems somehowgeneric error handling8,170MIT someipSOME/IP Service and Client implementation3,523non-standard someip-rsSOME/IP protocol implementation built on std::net24MIT OR Apache-2.0EncodingNetwork programming someip-sd-wireA no_std SOME/IP-SD wire protocol parser and serializer with zero-allocation design68MIT OR Apache-2.0AutomotiveEmbedded development someip-wireA no_std SOME/IP wire protocol parser and serializer with zero-allocation design70MIT OR Apache-2.0AutomotiveEmbedded development someip_deriveSOME/IP derive macros for traits2,264non-standard someip_parseA library for parsing the SOME/IP network protocol (without payload interpretation).54,570MIT OR Apache-2.0Network programmingNo standard library somenAn asynchronous parser combinator.8,076MITAsynchronousParsing tools somen-decodeA byte string decoder for somen.1,570MITAsynchronousParsing tools somen-languageUtilities of the somen parser combinator for languages.1,735MITAsynchronousParsing tools someokA *tiny* crate that wraps [Result] and [Option] while we wait for `try_trait_v2` to stabilize1,722MIT OR Apache-2.0 someone_is_doing_the_rust_book_again_please_ignoreRust book again; ignore this718MIT OR Apache-2.0 somervilleAn early-stage, work-in-progress, multi-media conversion application with graphical and command-line interfaces.1,237MIT somerville-coreThe underlying implementation for the `somerville` crate.1,289MIT somethingThis is a dummy package that will never have any content. I registered it because it seemed plausible that people might…1,927CC0-1.0 something-awfulUnofficial client to the Something Awful forums4,951non-standard something-for-testsfor test1,640Apache-2.0 somethingsoffWhen something's off, ask your logs — local-first log search for developers and AI coding agents21MITCommand line utilitiesDevelopment tools::Debugging someutilsome utils to share accross projects1,672MIT somevalGroups of optional values where at least one value is present1,490MIT SomeWithImagesome11,132MIT OR Apache-2.0 somfyA library for controlling Somfy equipment.1,389MIT OR Apache-2.0 somfy-sdkA Rust-based SDK for interacting with Somfy smart home devices and APIs.485MITAPI bindings somlA lightweight Serde-compatible TOML parser2,277MIT OR Apache-2.0ConfigurationParser implementations