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.
ferrous-owlVisualize Ownership and Lifetimes in Rust115MPL-2.0
ferrous-serialportA cross-platform low-level serial port library4,157MPL-2.0
ferrous-simple-calcExample crate: simple calculator1,765MIT OR Apache-2.0
ferrous-systemsNamespace crate for [Ferrous Systems](https://ferrous-systems.com) software.1,697MIT
ferrous_threadsTask runner, thread pools, multi-producer, multi-consumer queues, oh my! This is a crate with helpers for building concurrent…8,902BSD-3-Clause
FerrousLearndependancy free, machine learning8,019MIT OR Apache-2.0
ferrovecA durable, incremental HNSW vector store built to compile to WebAssembly — the in-browser index that persists to OPFS and stays…112MIT
ferroxA Rust framework for building AI agents for hyperliquid and solana877GPL-3.0
ferrox-actionsAction system for the Ferrox AI framework1,106GPL-3.0
ferrox-highs-sysFFI bindings to the HiGHS MIP/LP solver71MIT
ferrox-openai-apiOpenAI API client for the Ferrox AI framework1,128GPL-3.0
ferrox-ortools-sysFFI bindings to Google OR-Tools CP-SAT and GLOP solvers81MIT
ferrox-solverIron-forged OR-Tools and HiGHS solvers as Converge Suggestors37MIT
ferrox-walletWallet management for the Ferrox AI framework1,337GPL-3.0
ferrqReserved for future use.11MIT OR Apache-2.0
ferrtableFerris the crab's favorite Airtable library541MIT
ferruA lightweight, blazing fast static site generator8,218BSD-3-Clause
ferrugemA lightweight and efficient load balancer implemented in Rust.4,499MIT
ferruginousA collection of utilities for making games4,560MIT
ferrugoRust-native PDF thumbnail CLI for bounded server-side previews.71MIT OR Apache-2.0
ferrugo-contentPDF content stream tokenizer and operator model for Ferrugo.172MIT OR Apache-2.0
ferrugo-nativeRust-native PDF thumbnail backend for Ferrugo.103MIT OR Apache-2.0
ferrugo-objectPDF object graph, xref, and stream decoding for Ferrugo.203MIT OR Apache-2.0
ferrugo-pdfiumOptional local PDFium backend for Ferrugo maintainer comparisons.37MIT OR Apache-2.0
ferrugo-renderDisplay-list and raster rendering primitives for Ferrugo.122MIT OR Apache-2.0
ferrugo-simdRow-kernel boundary for Ferrugo raster compositing.141MIT OR Apache-2.0
ferrugo-syntaxLow-level borrowed PDF byte syntax primitives for Ferrugo.227MIT OR Apache-2.0
ferrugo-thumbnailBackend-neutral PDF thumbnail facade for Ferrugo.188MIT OR Apache-2.0
ferrugoccAn experimental C compiler and obfuscating compiler written in Rust, targeting x86_64 SysV ABI233MIT
ferruleRust-native database query CLI for Postgres, MySQL, MSSQL, SQLite, and Oracle. Part of the rustpunk portfolio.35MIT OR Apache-2.0
ferrule-configConnection registry, profiles, and the layered credential-resolution stack (CLI flag / env / OS keyring / file via hasp) for the…56MIT OR Apache-2.0
ferrule-coreResult formatters, output rendering, and credential-resolution glue layered on the ferrule-sql driver core — the shared library…39MIT OR Apache-2.0
ferrule-sqlEmbeddable, synchronous, bounded-memory SQL core: neutral Value/Row types, a database-URL parser, and feature-gated…56MIT OR Apache-2.0
ferrumExtensible, Concurrency Focused Web Framework in Rust.6,194MIT
ferrum-attentionFused flash attention for Metal and CPU — production-grade, framework-independent277MIT
ferrum-autodiffForward-mode automatic differentiation for ferrum15MIT OR Apache-2.0
ferrum-bench-coreCanonical bench schema + metric aggregation + variance + env_hash for ferrum's bench and bench-serve commands. Locked by…245MIT
ferrum-cliCLI for Ferrum — a Rust-native LLM inference engine203MIT
ferrum-coreN-dimensional array type and foundational primitives for ferrum82MIT OR Apache-2.0
ferrum-core-macrosProcedural macros for ferrum-core (FerrumRecord, s![], promoted_type!)87MIT OR Apache-2.0
ferrum-cuda-kernelsCustom CUDA kernels and decode runner for Ferrum inference117MIT
ferrum-emailComponent-based email framework for Rust — type-safe templates, cross-client rendering, unified sending API. The complete SDK.124MIT OR Apache-2.0
ferrum-email-cliCLI tool for Ferrum Email — preview, render, validate, and send emails40MIT OR Apache-2.0
ferrum-email-componentsStandard component library for Ferrum Email — Html, Body, Button, Text, and more299MIT OR Apache-2.0
ferrum-email-coreCore types, traits, and node tree for the Ferrum Email framework582MIT OR Apache-2.0
ferrum-email-macrosProc macros for Ferrum Email — email! macro and preview registration42MIT OR Apache-2.0
ferrum-email-previewLive preview server with hot-reload for Ferrum Email templates39MIT OR Apache-2.0
ferrum-email-renderRendering engine for Ferrum Email — Node tree to HTML, plain text, and CSS inlining441MIT OR Apache-2.0
ferrum-email-sendEmail provider abstraction and sending API for Ferrum Email315MIT OR Apache-2.0
ferrum-engineModel orchestration engine for Ferrum LLM inference386MIT
ferrum-fftFFT operations (fft, ifft, rfft, fftfreq, plan caching) for ferrum29MIT OR Apache-2.0
ferrum-flowA high-performance node-based editor framework built with Rust and GPUI.191Apache-2.0
ferrum-flow-sync-pluginA FerrumFlow collaboration plugin built on yrs.40Apache-2.0
ferrum-interfacesCore trait contracts for the Ferrum LLM inference engine939MIT
ferrum-ioNumPy-compatible file I/O (.npy, .npz, memory-mapped) for ferrum30MIT OR Apache-2.0
ferrum-kernelsUnified compute kernels (CUDA/Metal/CPU) and model runner for Ferrum inference449MIT
ferrum-kvKV cache management with PagedAttention for Ferrum inference571MIT
ferrum-linalgLinear algebra operations (decompositions, solvers, einsum) for ferrum25MIT OR Apache-2.0
ferrum-maMasked arrays with mask propagation for ferrum15MIT OR Apache-2.0
ferrum-modelsModel architectures (LLaMA, Qwen, BERT) for Ferrum inference458MIT
ferrum-numpy-interopPython/NumPy interop via PyO3 and Arrow/Polars for ferrum15MIT OR Apache-2.0
ferrum-pluginLazily evaluated, order-independent plugins for extensible types.3,701MIT
ferrum-polynomialPolynomial operations (evaluation, fitting, roots, arithmetic) for ferrum15MIT OR Apache-2.0
ferrum-quantizationWeight-format abstraction (Dense / GPTQ / AWQ / GGUF) for Ferrum models375MIT
ferrum-randomRandom number generation and distributions for ferrum15MIT OR Apache-2.0
ferrum-routerA router for the Ferrum framework.3,613MIT
ferrum-runtimeBackend implementations (Candle, CPU) for Ferrum inference356MIT
ferrum-samplerSampling strategies for Ferrum LLM inference engine462MIT
ferrum-schedulerRequest scheduling for Ferrum LLM inference engine452MIT
ferrum-serverOpenAI-compatible HTTP API server for Ferrum inference307MIT
ferrum-statsStatistical functions, reductions, sorting, and histograms for ferrum20MIT OR Apache-2.0
ferrum-stride-tricksStride manipulation (as_strided, sliding_window_view) for ferrum15MIT OR Apache-2.0
ferrum-stringsString operations on character arrays for ferrum15MIT OR Apache-2.0
ferrum-testkitTesting utilities for Ferrum LLM inference engine310MIT
ferrum-tokenizerTokenization wrapper for Ferrum inference engine464MIT
ferrum-typesShared type definitions for the Ferrum LLM inference engine1,117MIT
ferrum-ufuncUniversal functions and SIMD-accelerated elementwise operations for ferrum37MIT OR Apache-2.0
ferrum-wgpu3D rendering engine library82GPL-3.0-only
ferrum-windowWindow functions, vectorize, piecewise, and apply_along_axis for ferrum15MIT OR Apache-2.0
ferrum_cloudPure Rust implementation of Point Cloud Library (PCL).1,453MIT
ferrum_compilerCompiler library for the Ferrum programming language.5,172MIT
ferrum_oxidizeCompiler library for the Ferrum programming language.4,008MIT
ferrumc-pluginsFerrumC WebAssembly plugin integration.759MIT
ferrumdbA premium, high-performance embedded key-value database with TTL and compaction.166MIT
ferrumdb-cliCLI tool for FerrumDB — launch Ferrum Studio web dashboard for any .db file.40MIT
ferrumdeckFerrumDeck: a deterministic, in-path enforcement engine for AI agents — deny-by-default tool policy, Airlock RASP, the R1-R3…87Apache-2.0
ferrumdeck-coreFerrumDeck core primitives: ULID-based typed IDs, errors, config, and time helpers130Apache-2.0
ferrumdeck-policyFerrumDeck enforcement engine: deny-by-default tool allowlists, Airlock RASP, the R1-R3 reversibility ladder, budgets, and an EU…118Apache-2.0
ferrumDFA data frame library written to work with my ml crate ferrumML3,945MIT
ferrunitasA type-safe unit conversion library with compile-time dimensional analysis978Apache-2.0
ferrunixA lightweight run-time dependency injection framework for Rust7,794MIT OR Apache-2.0
ferrunix-coreCore types, traits, and implementations for ferrunix8,912MIT OR Apache-2.0
ferrunix-macrosProc-macro for ferrunix8,090MIT OR Apache-2.0
ferrusAI agent orchestrator - drives a Supervisor–Executor workflow for autonomous software development477Apache-2.0
ferrux_viewportAbstraction tool to ease the drawing on a given viewport4,309MIT OR Apache-2.0
ferryA ferry for your files. Grab them from a directory, move to somewhere else, and then drop them, instead of the traditional cp/mv…541MIT
ferry-cliThe ferry command for terminal-native LAN file transfer with QUIC, discovery, resume, TUI, and JSON output.381MIT
ferry-coreCore protocol, discovery, transfer, manifest, trust, and filesystem logic for FileFerry.488MIT
ferry-tuiRatatui state and terminal interface components for FileFerry's interactive ferry flow.501MIT
ferryllmUniversal LLM protocol middleware for OpenAI, Anthropic, Claude Code, and OpenAI-compatible backends.166MIT
fert-calcA simple calculator for DIY aquarium fertilisers1,675Apache-2.0
ferthA safe, native-sized Forth. no_std compatible.16MIT
ferucaAn implementation of the Unicode Collation Algorithm56,676MIT
ferveo-common-pre-releaseCommon types and traits for Ferveo10,550GPL-3.0
ferveo-gear-commonCommon types and traits for Ferveo9,481GPL-3.0
ferveo-gear-tdecThreshold signature and encryption using group secret key9,441GPL-3.0
ferveo-nucypherAn implementation of a DKG protocol for threshold decryption.6,257GPL-3.0
ferveo-nucypher-commonCommon types and traits for Ferveo6,657GPL-3.0
ferveo-nucypher-common-temp6Common types and traits for Ferveo868GPL-3.0
ferveo-nucypher-tdecThreshold signature and encryption using group secret key6,486GPL-3.0
ferveo-nucypher-tdec-temp6Threshold signature and encryption using group secret key696GPL-3.0
ferveo-nucypher-temp6An implementation of a DKG protocol for threshold decryption.477GPL-3.0
ferveo-pre-releaseAn implementation of a DKG protocol for threshold decryption.23,816GPL-3.0
fervidVue SFC compiler written in Rust7,941Apache-2.0
fervid_codegenEcmaScript code generation for the fervid crate7,098Apache-2.0
fervid_coreThe core structures and utilities of fervid9,953Apache-2.0
fervid_cssTransformer for Vue `<style>` blocks7,426Apache-2.0
fervid_napiVue SFC compiler written in Rust2,858Apache-2.0
fervid_parserVue SFC parser for the fervid crate5,834Apache-2.0
fervid_transformTransformations for the fervid crate7,360Apache-2.0
fervid_wasmWASM bindings for the fervid project1,359Apache-2.0
fesco-chairFESCo meeting chair helper — agenda email, day-of script, summary email64Apache-2.0 OR MIT
feshrust implementation of xmsh4,770MIT OR Apache-2.0
fespbvgg_docs_rsDummy crate to test publishing to docs.rs.2,273MIT OR Apache-2.0
festivalThis crate is still in development and is currently used as placeholder1,785Apache-2.0
festival-cliFestival CLI client1,557MIT
festival-guiFestival GUI1,556MIT
festival-tuiMusic player TUI1,487MIT
festival-webFestival web client1,575MIT
festivaldFestival daemon1,496MIT
festiveRun your tests in isolation36,674MIT/Apache-2.0
festive-botA bot to track events occurring on a private Advent of Code leaderboard.16,985MIT
festive-macrosRun your tests in isolation33,756MIT/Apache-2.0
festivitiesCross-platform library for running Rust tests in sub-processes using a
fork-like interface.1,335MIT/Apache-2.0
festy3DS save file decompressor2,762non-standard
fetFerrous Templating Engine1,328MIT
fetaHigh level parsing of metadata from OpenType font files.1,247MIT/Apache-2.0
fetchHTTP client with resilience, observability, and Tokio runtime support.10,982MIT
fetch-catnipSimple fetch displaying system information and a cute cat.7,239MIT
fetch-ccipCLI application to retrieve the latest address allocation file provided by the RIR and output the IPv4/v6 address blocks…3,079MIT
fetch-clifetch is a modern HTTP(S) client for the command line2,740MIT
fetch-dataFetch data files from a URL, but only if needed. Verify contents via SHA256. Some Python Pooch compatibility.55,716MIT OR Apache-2.0
fetch-happenA comfortable wrapper for the javascript 'fetch' api.3,865MIT
fetch-hashRenamed. Please use 'fetch-data' instead6,546Apache-2.0
fetch-jsA fetch API implementation in Rust865MIT
fetch-mcFetch-MC is a terminal-based Minecraft Mod management utility for updating mods, resource packs, and shaders from Modrinth.…52MIT
fetch-mcp-rsAdvanced Rust MCP server for web content fetching with 11+ tools66MIT
fetch-modidatastructures that nobody would ever want2,947non-standard
fetch-papercli that download latest build from papermc.io2,543MIT
fetch-paper-libdownload latest build from papermc.io2,052MIT
fetch-sacFetch the official list of SAC codes from ASTERIX site.5,235MIT
fetch-sourceDeclare and fetch external sources programmatically1,170MIT OR Apache-2.0
fetch_azureAzure SDK HTTP transport backed by the fetch HTTP client.441MIT
fetch_configurationLibrary to fetch configuration from config file.3,168MIT
fetch_coreCore fetch primitives.18MIT
fetch_fileUse a struct for a quick config file3,265MIT
fetch_grpcplaceholder359MIT
fetch_hyperHyper-based HTTP transport utilities for fetch.594MIT
fetch_mediawiki_configurationGenerate `parse_wiki_text` configuration code for a MediaWiki wiki2,942MIT
fetch_optionsOptions types for 'fetch' crate.547MIT
fetch_rsBecause I'm lazy1,569GPL-3.0-only
fetch_tlsTLS configurations and APIs used by 'fetch' crate.567MIT
fetch_unrollSimple utilities for fetching and unrolling .tar.gz archives209,723Apache-2.0
fetchai_stdA library for building smart contracts on the Fetch.ai ecosystem1,651Apache-2.0
fetchatuiA real time system information command written in Ratatui2,732MIT
fetchchromiumA tool to fetch Chromium builds rapidly6,997MIT OR Apache-2.0
FetchDemoA tool to fetch system information1,666MIT
fetchdirEvery URL to local directory21MIT OR Apache-2.0
fetcherData automation and pipelining framework30,800MPL-2.0
fetcher-configARCHIVED. Previously used by fetcher7,441MPL-2.0
fetcher-coreARCHIVED. Previously used by fetcher12,732MPL-2.0
fetchingsolanatransactionA crate to get the new launched block data in the solana1,252MIT OR Apache-2.0
fetchium-apiFetchium REST API server52MIT OR Apache-2.0
fetchium-cliFetchium CLI — the universal retrieval layer for the internet19MIT OR Apache-2.0
fetchium-coreFetchium core library — search, extract, rank, validate, cache86MIT OR Apache-2.0
fetchium-mcpFetchium MCP server — Model Context Protocol integration50MIT OR Apache-2.0
fetchkitAI-friendly web content fetching and HTML-to-Markdown conversion library23,307MIT
fetchkit-cliCommand line interface for Fetchkit web content fetching tool177MIT
fetchlibA lib for remote server connection through ssh199MIT
fetchlikeA function and macros like JavaScript's Fetch API.2,996MIT
fetchrA simple CLI tool to make HTTP requests4,607MIT
fetchttp`fetch` Web API Implementation In Rust!995MIT
fetchurl-sdkProtocol-level client SDK for fetchurl content-addressable cache servers77MIT
fetchxA blazing-fast neofetch alternative — system information tool with image support, smart caching, 60+ distro logos, and Nerd Font…60MIT
fetchyAsync HTTPS fetch API built on pasts.5,236Apache-2.0 OR BSL-1.0 OR MIT
fetchy-pkgsQuick packages installer12,191Apache-2.0
fetish-lib(F)unctional (E)mbedding of (T)erms (I)n a (S)patial (H)ierarchy3,209MIT
fetorrentA modern BitTorrent CLI and dashboard launcher.54MIT
fetorrent-apiAPI and protocol bridge for the FeTorrent BitTorrent suite.79MIT
fetorrent-coreCore engine implementation for the FeTorrent BitTorrent suite.153MIT
fetorrent-daemonBackground service and web host for the FeTorrent BitTorrent suite.46MIT
fetsigWeb-sys based browser fetch library using futures-signals with optional MAC.52,198MIT OR Apache-2.0
fettThis is the way to do concurrent memoizing maps.401MPL-2.0
fetterSystem-wide Python package discovery, validation, vulnerability scanning, and allow-listing.35,309GPL-3.0-or-later
fettersA CLI tool for tracking your job applications452MIT
fettlePut Claude Code's file tools in fine fettle. Removes artificial size limits on reads and the read-before-write gate on writes.180Apache-2.0
feuminimal application launcher for tiling window managers3,099MIT
feufeuMinimal rendering library for the Magma3D game engine3,221MIT
fevHigh-level VA-API bindings10,1560BSD
fevalclt for fast evaluations9,903MIT