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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.

riscv-isaRISC-V instruction set architecture library3,331MPL-2.0 riscv-macrosProcedural macros re-exported in `riscv`3,919,887MIT OR Apache-2.0Embedded developmentNo standard library riscv-minimal-rtMinimal runtime / startup for RISC-V CPU's2,083ISCEmbedded developmentNo standard library riscv-minimal-rt-macrosAttributes re-exported in `riscv-minimal-rt`3,020MIT OR Apache-2.0Embedded developmentNo standard library riscv-pacLow level access to RISC-V processors2,541,781MIT OR Apache-2.0Embedded developmentHardware support riscv-peripheralInterfaces for standard RISC-V peripherals25,073MIT OR Apache-2.0Embedded developmentHardware support riscv-process-rsA RISC-V assembly parser and process library.2,792MIT riscv-regsLow level access to RISC-V registers4,169MIT OR Apache-2.0Hardware supportNo standard library riscv-rtMinimal runtime / startup for RISC-V CPU's2,117,934MIT OR Apache-2.0Embedded developmentNo standard library riscv-rt-macrosAttributes re-exported in `riscv-rt`2,948,996MIT OR Apache-2.0Embedded developmentNo standard library riscv-sandboxRISC-V implementation for educational purpose.3,067MIT riscv-semihostingSemihosting for RISCV processors1,269,513MIT OR Apache-2.0Embedded developmentNo standard library riscv-slicRISC-V Software-Level Interrupt Controller9,847MITEmbedded developmentHardware support riscv-slic-macrosProcedural macros for the riscv-slic crate8,882MIT riscv-stackStack usage tools for RISCV processors84MIT OR Apache-2.0Embedded developmentHardware support riscv-targetRISC-V target string manipulation utilities1,737,412ISCEmbedded development riscv-target-parserParser for RISC-V target specifications247,836ISCEmbedded developmentNo standard library riscv-typesLow level access to RISC-V processors115,792MIT OR Apache-2.0Embedded developmentHardware support riscv64Instructions, registers and structures for 64-bit RISC-V CPUs.1,384MIT OR Apache-2.0 riscv64-qemu-virt-hvHardware platform implementation for the RISC-V64 QEMU virt machine used by AxVisor68Apache-2.0Embedded developmentHardware support riscv_analysisRISC-V static analysis tools2,436GPL-3.0CompilersDevelopment tools riscv_analysis_cliRISC-V static analysis tool -- CLI1,447GPL-3.0CompilersDevelopment tools riscv_analysis_lspRISC-V static analysis tool -- LSP helpers1,491GPL-3.0CompilersDevelopment tools riscv_assemblerA Rust implementation of a RISC-V (RV32IM) assembler with both a library and CLI tool.728MIT riscv_emu_rustRISC-V emulator written in Rust3,026MIT riscv_goldfishSystem Real Time Clock (RTC) Drivers for riscv based on goldfish.78,304GPL-3.0-or-later OR Apache-2.0 OR MulanPSL-2.0Hardware supportNo standard library riscv_opcodesRust code from riscv-opcodes.46BSD-3-Clause riscv_plicRISC-V platform-level interrupt controller (PLIC) register definitions and basic operations20,478GPL-3.0-or-later OR Apache-2.0 OR MulanPSL-2.0Embedded developmentHardware support riscv_simulatorA RISC-V simulator built in Rust, supporting basic arithmetic, memory, and control-flow instructions.6,309MIT riscv_sys_monitorA system monitor for RISC-V SBCs on Linux3,996MIT riscv_vcpuOS-neutral RISC-V vCPU core3,262Apache-2.0Embedded developmentNo standard library riscv_vplicRISCV Virtual PLIC implementation.1,714Apache-2.0No standard libraryOperating systems riscyA RISC-V emulator8,630MIT riscy-isaEncodes and decodes streams of RISC-V instructions.2,765MITEmulatorsEncoding riseRise: A Rust library for Inverted index Search Engines.17MIT rise-deployA simple and powerful CLI for deploying containerized applications1,362MIT OR Apache-2.0 risecode_functionsFunction Library - Test2,673MIT risectA simple bisection tool1,623MITCommand line utilitiesDevelopment tools::Testing risedbRiseDB: Unlock state access to scale EVM!1,189MIT risemallocBlazingly fast memory allocator in Rust802MIT rishidarkdevil_guessing_gameA fun game where you guess what number the computer has chosen.1,048MIT OR Apache-2.0 rishua shell like syntax for scripting in rust!1,013MIT OR Apache-2.0 rishyhllHyperLogLog version created by Rishy Rane for CS 511. If the crate is used by anyone else for cs511 do know that the policies of…2,315MPL-2.0 risico-2023risico-2023 Wildfire Risk Assessment Model by CIMA Research Foundation4,760EUPL-1.2 risidAn experiment.1,892MIT OR Apache-2.0 risinglightAn OLAP database system for educational purpose4,254Apache-2.0 risinglight_protoProto for RisingLight4,950MIT OR Apache-2.0 risingwaveA placeholder repo for RisingWave.1,630Apache-2.0 risioRust wrapper for ImageStreamIO library226Unlicense risk-metricsRisk metrics and calculations for DeFi applications228MIT OR Apache-2.0FinanceMathematics risk_and_safety_boratAn internal tool to enable Risk and Safety Solutions staff to monitor the availability of breakout rooms.4,959MIT risk_managementPosition sizing and risk management for trading15BlueOak-1.0.0Command line utilitiesFinance risk_management_networkReserved1,423MIT riskcalcA library for risk analysis and Monte Carlo simulation612MIT risklessA pure Rust implementation of Diskless Topics11,207MIT / Apache-2.0 riskparityOptimization of risk parity portfolios1,554MITFinance riskyRISC-V instruction encoding library11,685BSD-3-Clause rismidiHelpers for creating MIDI plugins1,552GPL-3.0 risonA deserializer for the rison data format10,770MIT OR Apache-2.0 risottoHigh-performance BMP collector6,361MIT risotto-libHigh-performance BMP collector5,682MIT rispA rusty Lisp inspired by Clojure for usage as simple configuration language16,202MIT risp_macroLISP1,831MIT rispcA build-time dependency for cargo build scripts to assist in invoking Intel's ISPC compiler to compile a static archive to be…2,630MIT rispcrtA run-time dependency for packages using the rispc build-time dependency.2,628 rispyA Lisp in Rust6,178MIT OR Apache-2.0 risqRe-implementation of Bisq (https://github.com/bisq-network/bisq) in rust21,361AGPL-3.0 ristA gist tool written with Rust3,953MIT rist-corePure Rust protocol primitives for RIST27MIT rist-mioMio transport experiments for the pure Rust RIST implementation23MIT rist-sysRaw FFI bindings to librist36MIT ristoryA tool for finding history zsh commands.9,650MIT ristretto255-dhDiffie-Hellman key exchange using the Ristretto255 group.4,387MIT OR Apache-2.0Cryptography ristretto_classfileA library for reading, writing and verifying Java classfiles.37,484Apache-2.0 OR MITDevelopment tools ristretto_classloaderA library for loading Java classes.22,514Apache-2.0 OR MITDevelopment tools ristretto_cliA Java Virtual Machine (JVM) CLI.18,251Apache-2.0 OR MITDevelopment tools ristretto_gcJVM Garbage Collector2,873Apache-2.0 OR MITDevelopment tools ristretto_intrinsicsIntrinsic methods for the Ristretto JVM389Apache-2.0 OR MITDevelopment tools ristretto_javaA Java Virtual Machine (JVM) CLI.36Apache-2.0 OR MITDevelopment tools ristretto_jimageJVM JImage Reader1,552Apache-2.0 OR MITDevelopment tools ristretto_jitJVM JIT Compiler7,062Apache-2.0 OR MITDevelopment tools ristretto_macrosRistretto Macros for Java Virtual Machine3,425Apache-2.0 OR MITDevelopment tools ristretto_pomRistretto Package Object Model148Apache-2.0 OR MITDevelopment tools ristretto_test_utilInternal shared test utilities for the ristretto workspace.172Apache-2.0 OR MITDevelopment tools ristretto_typesTypes and traits for the Ristretto JVM469Apache-2.0 OR MITDevelopment tools ristretto_vmJava Virtual Machine19,418Apache-2.0 OR MITDevelopment tools risuA lightning-fast, TUI-based note-taking app written in Rust. Features Vim-like bindings, local-first storage, and E2E encrypted…104MITCommand line utilitiesText editors risundleA C++ bundler with tree-shaking for competitive programming104MITCommand line utilitiesDevelopment tools ritBit operation for rust.6,477MIT rit-mazyA git wrapper9,430non-standard rit-tuiA tiny git manager I made for myself83WTFPLCommand line utilitiesDevelopment tools rit-vcsA minimal Git-like version control system written in Rust40MIT rita2D and 3D Randomized Incremental Triangulation Algorithms5,054MITAlgorithmsGraphics ritalinExecutive function for AI coding agents. Focus their intelligence, ground their work, stop the avoidable mistakes.251MITCommand line utilitiesDevelopment tools riteAuthor, execute, and verify cryptographic key ceremonies (the `rite` CLI)88GPL-3.0-onlyCommand line utilitiesSecurity rite-lsLanguage server for the Rite ceremony DSL79GPL-3.0-onlyDevelopment toolsSecurity rite-modelDomain model and intermediate representation for the Rite key ceremony DSL344Apache-2.0 OR MITSecurity rite-opensslOpenSSL backend for Rite ceremonies, system-linked or vendored (internal to the `rite` CLI; no stable API)160GPL-3.0-only rite-pivPIV smart card backend for Rite ceremonies (internal to the `rite` CLI; no stable API)55GPL-3.0-only rite-renderDocument generation (scripts and reports) for Rite ceremonies (internal to the `rite` CLI; no stable API)120GPL-3.0-only rite-resolverParser, validator, and resolver for the Rite key ceremony DSL228Apache-2.0 OR MITParser implementationsSecurity rite-runtimeExecution engine for Rite ceremonies (internal to the `rite` CLI; no stable API)177GPL-3.0-only rite-sdkBackend traits and domain types for the Rite cryptographic key ceremony toolkit413Apache-2.0 OR MITDevelopment toolsSecurity rite-stdlibBuilt-in action library for Rite ceremonies (internal to the `rite` CLI; no stable API)126GPL-3.0-only rite-tuiInteractive terminal frontend for Rite ceremonies (internal to the `rite` CLI; no stable API)116GPL-3.0-only rite-yubikeyYubiKey backend for Rite ceremonies, PIV with Yubico extensions (internal to the `rite` CLI; no stable API)45GPL-3.0-only ritecacheRiteCache. A smart cache that knows your data.1,696MIT/Apache-2.0 ritedbPlaceholder for RiteDB. A basic database written in Rust.1,756MIT/Apache-2.0 ritehashA tiny, fast, zero-dep and no_std fxhash fork. More up to date.16,836Apache-2.0 OR MITAlgorithmsNo standard library ritekvRiteKV, A key-value store written in Rust.3,006MIT/Apache-2.0 ritelinkedHashMap-like containers that hold their key-value pairs in a user controllable order961,197MIT OR Apache-2.0Data structuresNo standard library ritemlcrAn adaptive machine-learning-based cache tracker/replacement policy. From ticki's tfs/mlcr.1,814MIT/Apache-2.0 ritennA multilayer feedforward backpropagation neural network library2,455MIT/Apache-2.0 riterriter1,044MulanPSL-2.0 riteraftRiteRaft - A raft framework, for regular people2,114MIT/Apache-2.0 rithmArbitrary precision arithmetic.58,509MIT rithmeticAn experimental math library24MIT rithmicOdds & ends: Algorithms, data structures, helpers1,513MITAlgorithmsData structures rithmic-rsRust client for the Rithmic R | Protocol API to build algo trading systems9,997MIT OR Apache-2.0API bindingsFinance ritlersA task-length aware rate limiter that waits for tasks to finish before counting them against the rate limit157MIT OR Apache-2.0AsynchronousConcurrency ritmRust in the middle proxy1,662MIT ritm-tuiTUI for Rust in the middle proxy1,679MIT ritsuempty1,741MIT ritualAutomatic generator of C++ library wrappers3,035MIT ritual-climinimal CLI habit tracker37MITCommand line utilities ritual_buildBuild script implementation for C++ library wrappers86,702MIT OR Apache-2.0 ritual_commonCommon utilities for ritual and ritual_build87,836MIT OR Apache-2.0 ritualistApp activity manager. Schedule app tasks like reminders etc at given intervals.30MITAsynchronous ritualisticsimple nostr library40MIT ritzVirtual HTML DOM library for Rust with JSX-like syntax powered by Snax63,888MIT ritz_implProc macro implementation for the `ritz` crate64,636MIT riv[placeholder] Rust Image Viewer1,611MIT/Apache-2.0 rivaServer-backed Rust client for the Riva proxy (YouTube and SoundCloud).110BSD-3-ClauseAPI bindingsMultimedia::Audio rivalA framework for creating computer players for turn-based games1,640MIT OR Apache-2.0Game development rival3Real Computation via Interval Arithmetic20MIT rivalz_clientA Rust client for interacting with the Rivalz API, allowing file uploads and retrieval of IPFS hashes.2,478MIT riveThe Rive ecosystem crate.10,020LGPL-2.1-or-laterAPI bindingsData structures rive-autumnAutumn API client for Rive ecosystem.4,659LGPL-2.1-or-laterAPI bindings rive-cache-inmemoryIn-memory cache for Rive.3,446LGPL-2.1-or-laterCaching rive-gatewayRevolt WebSocket API implementaion for the Rive ecosystem.7,115LGPL-2.1-or-laterAPI bindings rive-httpRevolt REST API client for the Rive ecosystem.7,110LGPL-2.1-or-laterAPI bindings rive-modelsRevolt API models for the Rive ecosystem.12,624LGPL-2.1-or-laterData structures rivenRiot Games API Library179,634MITAPI bindingsWebAssembly rivenuRISC-V emulator in Rust1,681Apache-2.0/MIT riverA reverse proxy application, based on the pingora library from Cloudflare3,807Apache-2.0 river-bsp-layoutBinary space partitioned layout for the tiling Wayland compositor River.7,791GPL-3.0 river-coreCore library for River - decentralized group chat on Freenet4,147LGPL-3.0-onlyCryptographyNetwork programming river-data-coreCommon types & traits for the in the river-data platform236MITDatabase interfacesWeb programming river-dwindleA 'dwindling' layout generator for the river Wayland compositor8,637non-standard river-layout-toolkitWrite River layouts in Rust with ease16,051MIT river-luatileWrite your own river layout generator in lua4,628GPL-3.0-only river-proxyA reverse proxy1,590MIT river-ring-bufferA simple ring buffer implementation6,117MIT OR Apache-2.0 river-rsUtilities for configuring River Window Manager.6,728MIT river-swwwSets swww's wallpaper based on river's focused tags.519MIT OR Apache-2.0 river-telemetry-simulatorSimple river telemetry simulator.1,563MIT river_dreamsA tribal looking ZSH shell theme made to help you craft your most ambitious software projects. It is available for macOS and…14,648BSD-3-ClauseCommand line utilitiesDevelopment tools river_helloriver's hello world342MIT riverctlCommand-line interface for River decentralized chat on Freenet9,391LGPL-3.0-onlyCommand line utilitiesNetwork programming riverdi-rva35hi-stm32u5-embassyILI9488 driver (Embassy-only) for the Riverdi RVA35HI-NUC144A 3.5" LCD shield over STM32U5 FMC 8080 parallel, with…36MIT OR Apache-2.0Embedded developmentHardware support riverqlGraphQL bridge and CLI client for the River Wayland compositor2,459MITCommand line utilitiesWeb programming::HTTP server riverqueueA fast job queue for Go.1,484LGPL-3.0-or-later riversA Rust streams processing library.1,616MIT riversnapSnap windows to screen halves in River — like Windows Snap, but for a tiling Wayland compositor23MIT rivescriptImplementation of a RiveScript chatbot interpreter for Rust.1,699MITParser implementations rivescript-coreCore data types and traits for RiveScript.161MIT rivescript-jsA JavaScript engine for RiveScript object macros.75MIT rivescript-redisA Redis driver for RiveScript user variable session management.18MIT rivest_cipherSimple module with Rivest Cipher implemntation1,714MIT rivetRivet framework crates and adapters.3,779MIT rivet-actor-plugin-abiStable C-ABI contract + generic actor wire codec for RivetKit native actor plugins loaded via dlopen.607Apache-2.0 rivet-actor-runtime-socket-protocolVersioned protocol for the experimental Actor Runtime Socket92Apache-2.0 rivet-adapter-actixRivet framework crates and adapters.80MIT rivet-adapter-axumRivet framework crates and adapters.86MIT rivet-adapter-lambdaRivet framework crates and adapters.79MIT rivet-adapter-rocketRivet framework crates and adapters.78MIT rivet-adapter-tauriRivet framework crates and adapters.21MIT rivet-adapter-workerRivet framework crates and adapters.78MIT rivet-async-natsA async Rust NATS client2,045Apache-2.0API bindingsNetwork programming rivet-chatRivet service enabling identities to send and receive chat messages7,355Apache-2.0 rivet-cliRivet: PostgreSQL/MySQL/SQL Server/MongoDB → Parquet/CSV (local, S3, GCS, Azure). Crate name rivet-cli; binary rivet.718MIT rivet-client-api-chatRivet service enabling identities to send and receive chat messages1,593Apache-2.0 rivet-codecGPU video decode/encode dispatch (NVDEC/NVENC, AMF, QSV) plus colorspace, tonemap, audio, and probe for the rivet transcoder.…218non-standard rivet-configRivet framework crates and adapters.86MIT rivet-containerClean-room container demux (MP4/MKV/TS/AVI) and mux (AV1 MP4, CMAF, HLS) for the rivet transcoder, no FFmpeg. Imported as…191non-standard rivet-coreRivet framework crates and adapters.918MIT rivet-depot-clientDepot-backed native SQLite VFS client282Apache-2.0 rivet-depot-client-typesShared SQLite execution types for depot client518Apache-2.0 rivet-envoy-clientEnvoy client transport for Rivet actor hosts459Apache-2.0 rivet-envoy-protocolVersioned Envoy protocol types for Rivet actor hosts548Apache-2.0 rivet-errorStructured error helpers for Rivet521Apache-2.0 rivet-error-macrosDerive macros for Rivet structured errors564Apache-2.0 rivet-foundationRivet framework crates and adapters.1,014MIT rivet-groupRivet service enabling identities to create groups together7,296Apache-2.0 rivet-httpRivet framework crates and adapters.1,015MIT rivet-identityRivet service for authenticating and managing identities14,146Apache-2.0 rivet-kvRivet service for interacting with the key-value database8,468Apache-2.0 rivet-loggerRivet framework crates and adapters.969MIT rivet-matchmakerRivet service for matchmaking players and managing lobbies8,026Apache-2.0 rivet-metricsPrometheus metric helpers for Rivet crates522Apache-2.0