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.
rafx-resourcesRendering framework built on an extensible asset pipeline3,115MIT OR Apache-2.0
rafx-shader-processorRendering framework built on an extensible asset pipeline15,432MIT OR Apache-2.0
rafx-visibilityRendering framework built on an extensible asset pipeline48,223MIT OR Apache-2.0
rafyRust library to download YouTube content and retrieve metadata21,304MIT
ragA Rust library and CLI for Retrieval-Augmented Generation110Apache-2.0
rag-cliLocal-first RAG CLI powered by ONNX Runtime for semantic search over your files348Apache-2.0
rag-cli-cudaCUDA-accelerated build of rag-cli — local semantic search powered by candle + NVIDIA GPU94Apache-2.0
rag-gateLogprob-based confidence middleware for selective generation in RAG pipelines69MIT
rag-moduleEnterprise RAG module with chat context storage, vector search, session management, and model downloading. Rust implementation…3,564MIT
rag-plusplus-coreHigh-performance retrieval engine with SIMD-accelerated vector search and trajectory memory26MIT
rag-ratCLI and MCP entrypoint for indexing repositories into local source, graph, history, and memory evidence.863MIT
rag-rat-baseFoundation layer for the rag-rat workspace: configuration, repo identity and discovery, language and embedding-model registries,…375MIT
rag-rat-clonesClone detection for the rag-rat workspace: structural fingerprints, token-bag postings, and the refine/antiunify pipeline.222MIT
rag-rat-coreRepository evidence engine for source chunks, symbols, graph edges, Git history, GitHub rationale, and source-bound memories.1,425MIT
rag-rat-dbDatabase layer for the rag-rat workspace: SQLite schema, migration ladder, repo adoption, meta accessors, and the chunk-text…253MIT
rag-rat-dreamAI memory-maintenance passes for the rag-rat workspace: the deterministic findings worklist, and the model-driven verify/compact…213MIT
rag-rat-llmEmbedding and LLM serving layer for the rag-rat workspace: embedder providers, ephemeral box provisioning, and throughput tuning.221MIT
rag-rat-mcpMCP server tools for rag-rat repository search, symbol graph traversal, rationale lookup, and source-bound memories.1,335MIT
rag-rat-oplogMemory op-log for the rag-rat workspace: the op model and deterministic projection fold, the signed hash-chained entry envelope,…222MIT
rag-rat-oracleCompiler-grade reference oracle for the rag-rat workspace: SCIP/LSP evidence ingestion, run manifests, and the verdict store.214MIT
rag-rat-papertrailIssue-tracker papertrail for the rag-rat workspace: provider-neutral mirror, GitHub/GitLab clients, rate-governed transport, ref…235MIT
rag-rat-queryRead layer for the rag-rat workspace: graph/impact/symbol/tree queries, repo-memory reads and evidence resolution, pagerank, and…232MIT
rag-rat-syncPeer/p2p transport for the rag-rat op log: an iroh QUIC session that exchanges signed account entries between peers, feeding each…57MIT
rag-rsA Rust-native implementation of the RAG stack66non-standard
rag-toolchainis a Rust native library designed to empower developers with seamless access to common Gen AI workflows.11,463MIT
rag-umapA simple Rust implementation of UMAP for dimensionality reduction1,351MIT
rag_engineCore Rust RAG engine with optional Flutter Rust Bridge integration50MIT
ragaA framework for building event based microservices1,618MIT/Apache-2.0
RagatagSorterA tool to sort Ragatag reads by their tags757AGPL-3.0-or-later
ragc-cliCommand-line interface for the ragc AGC genome compression tool65MIT
ragc-commonCommon data structures and utilities for the ragc AGC genome compression library353MIT
ragc-coreCore compression and decompression algorithms for the AGC genome compression format209MIT
ragcliCLI for local RAG40MIT
ragdriftFive-dimensional drift detection for production RAG systems. Re-export of ragdrift-core.53MIT OR Apache-2.0
ragdrift-corePure-Rust core for ragdrift: 5-dimensional drift detection for RAG systems.125MIT OR Apache-2.0
rage[BETA] A simple, secure, and modern encryption tool.145,310MIT OR Apache-2.0
rage-againstRage Against.1,885MIT
rage-package-formatCommand-line tool for working with RAGE Package Files (RPF)15MIT
rage-quantHigh-performance quantized GEMV kernels for CPU-only LLM inference. Direct dot product on Q8_0/Q6_K/Q4_K GGUF blocks with…26AGPL-3.0-only
rage-quit-cli🎤💥 The most dramatic way to leave a project. Ever.40MIT
rage-rpfRAGE Package File (RPF) archive parser and decryptor for GTA V and related titles140MIT
rage_quitStupid forwards for panic and catch_unwind1,538MIT
ragegunPerforms lexica based analysis on text (i.e. age, gender, PERMA, OCEAN personality traits, ..)5,099MIT
ragentA framework for building LLM agents.1,496MIT
ragequitGracefully shut down a process3,900MIT OR Apache-2.0
ragerA pager written in Rust. Like more or less.6,719MIT OR Apache-2.0
ragged-bufferEfficient RaggedBuffer datatype that implements 3D arrays with variable-length 2nd dimension.13,580MIT OR Apache-2.0
ragitgit-like rag pipeline9,556MIT
ragit-apiapi utilities for ragit9,766MIT
ragit-clicli argument parser for ragit7,027MIT
ragit-fsfs utilities for ragit10,997MIT
ragit-ignoreignore-parser for ragit7,249MIT
ragit-koreankorean tokenizer for ragit7,708MIT
ragit-pdlpdl parser for ragit8,321MIT
ragit-serverpoc server implementation of ragit7,308MIT
ragkitDeveloper platform to build RAG applications.1,516MIT
ragkit-aiRusty tools for AI4,045MIT
ragkit_convex_macrosMacros to help make Convex in Rust nice5,176MIT
ragloomThe minimalist RAG ingestion engine97Apache-2.0
ragmetricIR metrics for RAG retrieval evaluation: recall@k, MRR, NDCG@k, hit@k. Pure data ops, no model dependencies.19MIT OR Apache-2.0
ragnarA command line tool for generating BIP39 mnemonic phrases and deriving BIP32 HD wallets.2,646MIT
ragnarokUI Events processor. Originally made for Freya but works for other libraries.6,177MIT
ragnoRust spider inspired by scrapy.1,910MIT
ragoutTerminal raw mode utilities4,103MIT
ragout_assistantInternal/backend crate for the ragout crate2,554MIT
ragout_custom_events_macromacro crate that implements the ragout crate custom_events feature1,521MIT
ragpilotToken-efficient, local-first code intelligence layer for AI coding agents over the Model Context Protocol (MCP)37MIT
ragrCli argument parsing1,107MIT
ragrepA fast, natural language code search tool832MIT
ragrigRAG framework for research and prototyping. Zero dependencies, hot-swap any agent at runtime, hybrid BM25+vector retrieval.…216MIT
ragrig-cliREPL binary for the Ragrig RAG framework — paper search, chat, and document indexing.48MIT
ragrsFast local RAG in Rust. Index, query, verify.39MIT
ragsrags is a tool for analyzing shell history files and suggesting commands to alias1,827MIT
rags-rsrags is an easy to use argument parsing library that provides pretty help-printing.7,323GPL-3.0-or-later
ragtimeEasy Retrieval Augmented Generation2,266MIT
raguWIP744MIT OR Apache-2.0
ragu_arithmeticWIP418MIT OR Apache-2.0
ragu_circuitsWIP420MIT OR Apache-2.0
ragu_coreWIP419MIT OR Apache-2.0
ragu_gadgetsWIP422MIT OR Apache-2.0
ragu_macrosWIP421MIT OR Apache-2.0
ragu_pastaWIP423MIT OR Apache-2.0
ragu_pcdWIP44MIT OR Apache-2.0
ragu_primitivesWIP411MIT OR Apache-2.0
ragu_testingWIP23MIT OR Apache-2.0
ragxAI RAG1,607MIT
ragzillaA Rust library providing tools for RAG (Retrieval-Augmented Generation) pipelines2,472MIT
ragzilla-embeddingA Rust library for creating text embeddings using the Gemini API1,167MIT
ragzilla-parsingA Rust library for parsing PDFs using the Mistral AI OCR API627MIT
ragzilla-transcriptionA Rust library for transcribing audio to text using OpenAI's GPT-4o transcription API614MIT
rahashmapFork of standard library HashMap with additional functionality.26,312MIT/Apache-2.0
rahat3062_minigrepA light-weight & minimal implementation of the grep cli app.4,466MIT OR Apache-2.0
rahat3062_poolA simple, efficient thread pool for Rust.❤️1,470MIT
rahmenRahmen is a lightweight image presenter28GPL-3.0-only
rahmen-exiv2Minimal safe wrapper over libexiv2 for rahmen45GPL-3.0-only
rahul_chavan_tds_calculatorA tds calculator built in Rust.405MIT
rahul_crateA library for modeling artistic concepts.1,518MIT
rahul_linutil_coreThe backend of Linutil.156MIT
rahul_linutil_tuiRahul's Linux Toolbox - Linutil is a distro-agnostic toolbox designed to simplify everyday Linux tasks.46MIT
raiML framework with Ergonomic APIs in Rust15,441MIT OR Apache-2.0
rai-cliRun AI instructions directly from your terminal, scripts, and CI/CD pipelines100MIT
rai-coreML framework with Ergonomic APIs in Rust15,167MIT OR Apache-2.0
rai-datasetsML framework with Ergonomic APIs in Rust3,878MIT OR Apache-2.0
rai-deriveML framework with Ergonomic APIs in Rust6,626MIT OR Apache-2.0
rai-modelsML framework with Ergonomic APIs in Rust6,558MIT OR Apache-2.0
rai-nnML framework with Ergonomic APIs in Rust14,490MIT OR Apache-2.0
rai-optML framework with Ergonomic APIs in Rust10,933MIT OR Apache-2.0
raicRaic programming language — compiles to Rust111MIT OR Apache-2.0
raic-buildBuild script helper — compile Raic (.rc) source files to Rust during `cargo build`20MIT OR Apache-2.0
raidA Rust thing1,631MIT OR Apache-2.0
raidenA scrapper for the https://genshin.gg database.1,587AGPL-3.0-or-later
raiden-apiRaiden Network implementation in Rust1,840MIT
raiden-blockchainRaiden Network implementation in Rust3,329MIT
raiden-macrosMacros for the Raiden Network implementation in Rust3,950MIT
raiden-network-messagesRaiden Network messages2,715MIT
raiden-network-transportRaiden network transport layer1,823MIT
raiden-pathfindingRaiden Network implementation in Rust2,751MIT
raiden-primitivesRaiden Network implementation in Rust3,892MIT
raiden-rsRaiden Network implementation in Rust1,483MIT
raiden-state-machineRaiden Network implementation in Rust3,600MIT
raiden-transitionRaiden Network implementation in Rust2,477MIT
raiden_api_crateA lib for modeling colors1,106MIT
raider-ioREST bindings to raider.io1,714MIT
raider-serverAffiliates dashboard. Used by affiliates to generate tracking codes and review their balance.16,886MPL-2.0
raidianShared protobuf definitions for YuXu DevOps platform - used by server, CLI, and editor integrations (Zed, Logos)41MIT
RaifusA simple tool to view an Ascii waifu1,029MIT
raii-change-trackertracks changes to data and notifies listeners4,346MIT/Apache-2.0
raii-counterRAII Counter.765,274MIT
raii-counter-futuresRAII Counter that allows you to wait for a count of zero asynchronously27,382MIT
raii-mapMap and set types in Rust in which the presence of the entry in the data structure is tied to the lifetime of a RAII handle…6,083Apache-2.0
raii_flockLittle library implementing a wrapper over a file that's locked on creation and unlocked when it goes out of scope.6,006Unlicense
RaijinA free, simple weather TUI that pulls data without the need for an API key, account, or subscription3,929MIT
raijuCLI, MCP server, and Rust SDK for the Raiju AI calibration arena. AI agents stake Bitcoin on sealed predictions, trade on an LMSR…177MIT
raiju-mcpMCP server for the Raiju AI calibration arena. Exposes typed tools for AI agent integration.70MIT
raikanHanabi bot using Hyphenated rules for hanab.io908AGPL-3.0-or-later
raikiriPlaceholder — under development17MIT OR Apache-2.0
raikoRaiko core library18MIT
raiko-cliRaiko CLI tool19MIT
railA GPU-Accelerated ML Library akin to Keras3,244non-standard
rail-allocHardware pin allocation for the Rail DSL compiler18MIT
rail-diagDiagnostic framework for the Rail DSL compiler56MIT
rail-hirType-checker and HIR for the Rail DSL compiler32MIT
rail-langA straightforward programming language. Rail is currently experimental and subject to drastic breaking changes.68,043GPL-2.0-only
rail-mirMid-level IR (MIR) for the Rail DSL compiler19MIT
rail-syntaxLexer, parser, and AST for the Rail DSL compiler44MIT
rail_fence_cipherA crate that provides functions to encrypt and decrypt strings using the rail fence cipher.1,450MIT
railcarPlaceholder for railcar1,894UPL-1.0 OR Apache-2.0
railguardA secure runtime for Claude Code. The safer alternative to --dangerously-skip-permissions.101MIT
railgunRailgun CLI - Claude Code security hook for LLM protection22MIT OR Apache-2.0
railroadA library to create syntax-diagrams as Scalable Vector Graphics533,165MIT
railroad-ai⚠️ DEPRECATED — This crate has been renamed to `railguard`. Run: cargo install railguard100MIT
railroad_dslA small DSL to generate syntax-diagrams11,074MIT
railroad_verificationCommon verification against SVG11-DTD for `railroad`5,168MIT
railsRust on Rails1,567MIT
rails-cookie-parserA decryption library for Rails cookies3,633MIT
rails-newA CLI tool to generate a new Rails project32MIT
railsgunExcessive tooling for Result handling - If you want rails you got RAILS!21,471MIT
railsyTemporary email client in Rust2,313MIT
railtubeDeclarative environment manager inspired by home-manager, for reproducible Linux setups with APT, Snap, Flatpak, Cargo and custom…312MIT OR Apache-2.0
railwayBinary file format for vector animated pictures21,586MIT
railway-apiHigh-level API for the Railway backend6,071AGPL-3.0-or-later OR EUPL-1.2
railway-api-deriveDerive macro for railway-api6,322AGPL-3.0-or-later OR EUPL-1.2
railway-coreCore type definitions of the Railway backend7,447AGPL-3.0-or-later OR EUPL-1.2
railway-provider-db-movasImplementation of a DB Movas client in Rust4,171AGPL-3.0-or-later OR EUPL-1.2
railway-provider-hafasImplementation of a HAFAS client in Rust7,245AGPL-3.0-or-later OR EUPL-1.2
railway-provider-motisImplementation of a Motis client for Railway5,584AGPL-3.0-or-later OR EUPL-1.2
railway-provider-search-chImplementation of the search.ch client for Railway5,457AGPL-3.0-or-later OR EUPL-1.2
railwayappInteract with Railway via CLI100,784MIT
railwaysDAG-based parallel execution engine19Apache-2.0
railwindTailwind compiler for utility classes written in Rust75,069MIT
railyardRailyard is an implementation of the Raft concensus algorithm using Tonic1,504MIT
railyard-ai⚠️ DEPRECATED — This crate has moved to railroad-ai. Run: cargo install railroad-ai36MIT
rainVisualize vertical data inside your terminal.14,486MIT
rain-engineAn event-sourced Rust kernel for building durable AI agent systems22MIT
rain-engine-blobBlob storage backends for RainEngine attachments116MIT
rain-engine-channelsChannel adapters for RainEngine runtime integrations45MIT
rain-engine-clientHTTP client for RainEngine runtimes69MIT
rain-engine-cognitionPlanning and task orchestration for RainEngine114MIT
rain-engine-coreProvider-neutral event kernel for RainEngine334MIT
rain-engine-ingressIngress utilities for RainEngine event delivery116MIT
rain-engine-macrosProc macros for RainEngine manifests43MIT
rain-engine-memoryRetrieval utilities for RainEngine session ledgers139MIT
rain-engine-openaiOpenAI-compatible provider for RainEngine133MIT
rain-engine-provider-geminiGemini provider for RainEngine114MIT
rain-engine-runtimeReference runtime library for embedding RainEngine over HTTP93MIT
rain-engine-skillsBuilt-in trusted skills for RainEngine runtimes115MIT
rain-engine-store-pgPostgres ledger store for RainEngine113MIT
rain-engine-store-sqliteSQLite ledger store for RainEngine115MIT
rain-engine-store-valkeyValkey coordination store for RainEngine137MIT
rain-engine-wasmWASM skill execution for RainEngine116MIT
rain-ercProvides ERC related utitlies in rust4,542CAL-1.0
rain-error-decodingCrate for rain error decoding4,434CAL-1.0
rain-forkerGeneric forked-EVM executor: multi-fork RPC forking, typed alloy calls, call tracing, and historical tx replay on revm +…4,400CAL-1.0
rain-langAn implementation of an RVSDG in Rust with a concept of lifetimes2,987MIT
rain-math-floatDecimal floating-point arithmetic for Rainlang / DeFi smart contracts. Packs a 224-bit signed coefficient and 32-bit signed…5,358LicenseRef-DCL-1.0
rain-metaboard-subgraphA subgraph client for the Rain Metaboard.4,420LicenseRef-DCL-1.0
rain-metadataTooling and utilities for RainLanguage metadata.168,781LicenseRef-DCL-1.0
rain-metadata-bindingsSolidity bindings for rain metadata.4,468LicenseRef-DCL-1.0
rain-noiseA white noise machine. Only works on windows.6,578MIT OR Apache-2.0
rain-obRain orderbook CLI.2,638CAL-1.0