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.
fastwebsockets-streamAn adapter that exposes fastwebsockets::WebSocket as a Tokio AsyncRead/AsyncWrite stream.99MIT
fastwfcRust bindings to libfastwfc3,633MIT
fastwfc-sysRust bindings to libfastwfc4,505MIT
fastwriteFast implementation of io::Write5,105MIT/Apache-2.0
fastxFastX reads Fasta and FastQ files with little overhead.8,240CC-BY-SA-4.0
fastx-statisticsCompute simple statistics for fasta-like files13,331BSD-2-Clause
fastxdrGenerate Rust types from XDR specs with fast, zero-copy deserialisation5,420BSD-3-Clause
fastxfixExtremely fast prefix/suffix finder for any 2D data type3,735MIT
fastxgzA fasta/fastq parser for both compressed and not compressed files.5,639AGPL-3.0
fastxmlA fast, memory-efficient XML library with XPath and XSD validation support5,596MIT OR Apache-2.0
fastyoke-pdf-formsHigh-level PDF forms library — fill AcroForms, composite overlays, embed signatures. Fork of lopdf with a clean builder API.13MIT
fasyslogA fast syslog client written in Rust.21,020Apache-2.0
fatForensic library; parser and analyzer for FAT image3,894WTFPL
fat-corePure-Rust, panic-free forensic reader for FAT12, FAT16, FAT32 and exFAT: one reader auto-detects the variant, walks directory…344Apache-2.0
fat-date-timeRust crate to parse DOS FAT dates and times2,569MIT
fat-forensicForensic FAT/exFAT anomaly auditor: surfaces invalid BPBs, FAT1/FAT2 disagreements, bad/cross-linked/orphaned cluster chains,…29Apache-2.0
fat-machoMach-O Fat Binary Reader and Writer5,905,429MIT
fat32FAT32 FileSystem Library13,670MIT
fat32-rawCross-platform Rust library for direct FAT32 partition manipulation with ESP support2,272GPL-3.0-or-later
fat32rsMinimal FAT32 client written in #[no_std] Rust.612MIT
fat_fs_typeslow-level definitions for FAT12/16/32 and exFAT file systems7,955MIT
fat_typeA type which permits thin references to arrays and dynamic types.4,241Apache-2.0 OR MIT
fat_volume_idA library to generate and parse Volume Identifiers in FAT12/16/32, exFAT and NTFS.60Apache-2.0 OR MIT
fatalEnd-user friendly panics.3,911MIT OR Apache-2.0
fatal-errorDifferentiate errors and fatal errors3,322BSD-3-Clause
fatalityFatality extension to `thiserror::Error`5,524,952MIT OR Apache-2.0
fatality-proc-macroFatality extension to crate thiserror - proc-macro part5,522,954MIT OR Apache-2.0
fatbinaryRust library to manipulate CUDA fatbinary format2,774MIT
fatcat-openapiFatcat is an editable bibliographic database. This OpenAPI code-generated crate container HTTP API models, endpoints, and other…1,883CC0-1.0
fate(placeholder) Fight And Travel (Game) Engine. A rewrite from C, focused on games which need to move fast in huge worlds, and…2,175MIT/Apache-2.0
fatefulA tool to fatefully exit the process without panics4,811MIT OR Apache-2.0
fatesA crate for creating reactive declarations12,421MIT
fates_macroHelper macro for Fates crate. See https://crates.io/crates/fates12,040MIT
fatfsFAT filesystem library.1,314,573MIT
fatfs-embeddedRust bindings for the popular embedded FatFs library.1,877MIT
fatfs-sysUnsafe Rust bindings for fatfs, a library for exFAT and FAT32 filesystems. Currently untested.4,002ISC
fathMath library built for speed. Includes configurable-precision approximations and exact functions for both ints and floats. Uses…14,987LGPL-3.0
fathomA declarative binary data description language.1,735Apache-2.0
fathom-mcpCLI + MCP server wrapping the OpenAI Deep Research API70MIT
fathom-syzygyRust bindings to the fathom library for Syzygy Tablebases2,305MIT
fathom-syzygy-sysLow-level Rust bindings to the fathom library for Syzygy Tablebases2,949MIT
fathom_web3Ethereum JSON-RPC client. Fathom Edition3,480MIT
fathomdbFathomDB facade crate — re-exports the public Rust surface of fathomdb-engine.533Apache-2.0
fathomdb-cliFathomDB CLI — operator and diagnostics binary (fathomdb doctor, fathomdb export, ...).195Apache-2.0
fathomdb-embedderFathomDB embedder runtime — built-in embedder implementations for the fathomdb-embedder-api trait.292Apache-2.0
fathomdb-embedder-apiFathomDB embedder trait surface — semver-stable contract for embedder plugins (Axis E).381Apache-2.0
fathomdb-engineFathomDB engine — embedded vector + JSON database core (storage, projection, ingest, query).678Apache-2.0
fathomdb-queryFathomDB query layer — JSON-filter AST and validation surface (leaf crate).819Apache-2.0
fathomdb-schemaFathomDB schema — versioned migration registry and bootstrap (leaf crate).807Apache-2.0
fatiguean extensible load testing tool13,017Apache-2.0
fatima-cliSafe secrets and environment management for JavaScript and Rust projects17MIT
fatima-coreSafe secrets and environment management for JavaScript and Rust projects37MIT
fatline-rsFarcaster grpc client and utility library1,056MIT
fatoora-coreRust Fatoora/ZATCA SDK with C ABI and multi-language bindings284MIT
fatoora-deriveProc-macro helpers for fatoora-core validation rules373MIT
fatoora-ffiC ABI bindings for the fatoora ZATCA SDK57MIT
fatoora-rs-cliCommand-line interface for the fatoora ZATCA SDK58MIT
fator-semiprimeAn implementation of the Pollard's rho algorithm for factoring semiprime numbers1,181MIT
fatouA language server, formatter, and linter for Julia110MIT
fatrA tool for parsing and manipulating FAT12 images.2,158MIT
fattFind All The Things - A high-performance, distributed security scanning tool1,579MIT
fattureincloud-rsConnect your software with Fatture in Cloud, the invoicing platform chosen by more than 500.000 businesses in Italy. The…4,164MIT
fatty_schedulerA simple Rust task scheduler with easy to use condition system. (In progress)5,956MIT
fatuia silly little framework for terminal user interfaces499AGPL-3.0-or-later
fatxOriginal Xbox FATX Filesystem Library742GPL-2.0
fatx-fuseFUSE driver for the Original Xbox FATX Filesystem534GPL-2.0
faucetBack-pressured MPMC queue that can be drained after signaling completion3,337MIT OR Apache-2.0
faucet-authShared, single-flight authentication providers (OAuth2, token-endpoint) for faucet-stream connectors315MIT OR Apache-2.0
faucet-bigquery-commonShared credentials and client construction for the faucet-stream BigQuery source and sink connectors55MIT OR Apache-2.0
faucet-cliConfig-driven CLI runner for faucet-stream pipelines (YAML / JSON, Meltano-style)251MIT OR Apache-2.0
faucet-common-azureShared Azure Blob Storage / ADLS Gen2 credential and client types for the faucet-stream ecosystem7MIT OR Apache-2.0
faucet-common-bigqueryShared credentials and client construction for the faucet-stream BigQuery source and sink connectors365MIT OR Apache-2.0
faucet-common-clickhouseShared configuration and HTTP-protocol helpers for the faucet-stream ClickHouse source and sink connectors7MIT OR Apache-2.0
faucet-common-deltaShared Delta Lake configuration and helpers for the faucet-stream source and sink connectors67MIT OR Apache-2.0
faucet-common-elasticsearchShared configuration types for the faucet-stream Elasticsearch source and sink connectors376MIT OR Apache-2.0
faucet-common-gcsShared GCS credential and client types for the faucet-stream ecosystem373MIT OR Apache-2.0
faucet-common-kafkaShared configuration types for the faucet-stream Kafka source and sink connectors386MIT OR Apache-2.0
faucet-common-kinesisShared configuration types for the faucet-stream AWS Kinesis source and sink connectors72MIT OR Apache-2.0
faucet-common-mssqlShared configuration, TLS, and connection-pool types for the faucet-stream MSSQL source and sink connectors395MIT OR Apache-2.0
faucet-common-pubsubShared Google Cloud Pub/Sub credentials and client construction for the faucet-stream Pub/Sub source and sink connectors8MIT OR Apache-2.0
faucet-common-redshiftShared connection, credentials, and connection-pool types for the faucet-stream Amazon Redshift source and sink connectors8MIT OR Apache-2.0
faucet-common-snowflakeShared configuration types for the faucet-stream Snowflake source and sink connectors371MIT OR Apache-2.0
faucet-common-spannerShared Cloud Spanner credentials, client construction, and value conversion for the faucet-stream Spanner source and sink…70MIT OR Apache-2.0
faucet-conformanceReusable connector conformance test battery for the faucet-stream ecosystem92MIT OR Apache-2.0
faucet-coreShared types, traits, and utilities for the faucet-stream ecosystem1,998MIT OR Apache-2.0
faucet-drainBack-pressured MPMC queue that can be drained after signaling completion1,207MIT OR Apache-2.0
faucet-elasticsearch-commonShared configuration types for the faucet-stream Elasticsearch source and sink connectors54MIT OR Apache-2.0
faucet-gcs-commonShared GCS credential and client types for the faucet-stream ecosystem54MIT OR Apache-2.0
faucet-kafka-commonShared configuration types for the faucet-stream Kafka source and sink connectors59MIT OR Apache-2.0
faucet-lineageOpenLineage event emission for faucet-stream pipelines231MIT OR Apache-2.0
faucet-serverWelcome to Faucet, your go-to solution for deploying Plumber APIs and Shiny Applications with blazing speed and efficiency.…21,225MIT
faucet-sink-azure-blobAzure Blob Storage / ADLS Gen2 sink connector for the faucet-stream ecosystem0MIT OR Apache-2.0
faucet-sink-bigqueryBigQuery sink connector for the faucet-stream ecosystem301MIT OR Apache-2.0
faucet-sink-clickhouseClickHouse sink connector for the faucet-stream ecosystem0MIT OR Apache-2.0
faucet-sink-csvCSV file sink connector for the faucet-stream ecosystem320MIT OR Apache-2.0
faucet-sink-deltaApache Delta Lake sink for the faucet-stream ecosystem — append-only, local FS + S3/Azure/GCS53MIT OR Apache-2.0
faucet-sink-elasticsearchElasticsearch sink connector for the faucet-stream ecosystem316MIT OR Apache-2.0
faucet-sink-gcsGoogle Cloud Storage sink connector for the faucet-stream ecosystem327MIT OR Apache-2.0
faucet-sink-httpHTTP POST sink connector for the faucet-stream ecosystem378MIT OR Apache-2.0
faucet-sink-icebergApache Iceberg sink for the faucet-stream ecosystem236MIT OR Apache-2.0
faucet-sink-jsonlJSON Lines file sink connector for the faucet-stream ecosystem302MIT OR Apache-2.0
faucet-sink-kafkaApache Kafka producer sink for the faucet-stream ecosystem315MIT OR Apache-2.0
faucet-sink-kinesisAWS Kinesis Data Streams sink connector for faucet-stream (batched PutRecords, partition-key routing, partial-failure retry)55MIT OR Apache-2.0
faucet-sink-mongodbMongoDB sink connector for the faucet-stream ecosystem319MIT OR Apache-2.0
faucet-sink-mssqlMicrosoft SQL Server sink connector for the faucet-stream ecosystem317MIT OR Apache-2.0
faucet-sink-mysqlMySQL sink connector for the faucet-stream ecosystem324MIT OR Apache-2.0
faucet-sink-parquetApache Parquet file sink connector for the faucet-stream ecosystem318MIT OR Apache-2.0
faucet-sink-postgresPostgreSQL sink connector for the faucet-stream ecosystem361MIT OR Apache-2.0
faucet-sink-pubsubGoogle Cloud Pub/Sub sink connector for faucet-stream (batched publish, ordering keys, bounded concurrency, partial-failure DLQ)0MIT OR Apache-2.0
faucet-sink-redisRedis sink connector for the faucet-stream ecosystem326MIT OR Apache-2.0
faucet-sink-redshiftAmazon Redshift sink connector (COPY-from-S3 and multi-row INSERT) for the faucet-stream ecosystem0MIT OR Apache-2.0
faucet-sink-s3AWS S3 sink connector for the faucet-stream ecosystem375MIT OR Apache-2.0
faucet-sink-snowflakeSnowflake sink connector for the faucet-stream ecosystem301MIT OR Apache-2.0
faucet-sink-spannerGoogle Cloud Spanner sink connector for the faucet-stream ecosystem52MIT OR Apache-2.0
faucet-sink-sqliteSQLite sink connector for the faucet-stream ecosystem323MIT OR Apache-2.0
faucet-sink-stdoutStdout/stderr sink connector for the faucet-stream ecosystem330MIT OR Apache-2.0
faucet-snowflake-commonShared configuration types for the faucet-stream Snowflake source and sink connectors55MIT OR Apache-2.0
faucet-source-azure-blobAzure Blob Storage / ADLS Gen2 source connector for the faucet-stream ecosystem0MIT OR Apache-2.0
faucet-source-bigqueryBigQuery query source connector for the faucet-stream ecosystem300MIT OR Apache-2.0
faucet-source-clickhouseClickHouse query source connector for the faucet-stream ecosystem0MIT OR Apache-2.0
faucet-source-csvCSV file source connector for the faucet-stream ecosystem305MIT OR Apache-2.0
faucet-source-databricksDatabricks SQL query source (Statement Execution API) for the faucet-stream ecosystem56MIT OR Apache-2.0
faucet-source-deltaApache Delta Lake source for the faucet-stream ecosystem — local FS + S3/Azure/GCS, time travel59MIT OR Apache-2.0
faucet-source-elasticsearchElasticsearch source connector for the faucet-stream ecosystem327MIT OR Apache-2.0
faucet-source-gcsGoogle Cloud Storage source connector for the faucet-stream ecosystem342MIT OR Apache-2.0
faucet-source-graphqlGraphQL API source connector for the faucet-stream ecosystem375MIT OR Apache-2.0
faucet-source-grpcgRPC API source connector for the faucet-stream ecosystem372MIT OR Apache-2.0
faucet-source-kafkaApache Kafka consumer source for the faucet-stream ecosystem332MIT OR Apache-2.0
faucet-source-kinesisAWS Kinesis Data Streams source connector for faucet-stream (sharded consumer, resumable checkpoints)68MIT OR Apache-2.0
faucet-source-mongodbMongoDB source connector for the faucet-stream ecosystem310MIT OR Apache-2.0
faucet-source-mongodb-cdcMongoDB Change Streams (CDC) source for the faucet-stream ecosystem238MIT OR Apache-2.0
faucet-source-mssqlMicrosoft SQL Server query source connector for the faucet-stream ecosystem326MIT OR Apache-2.0
faucet-source-mssql-cdcMicrosoft SQL Server CDC (change data capture) source for the faucet-stream ecosystem7MIT OR Apache-2.0
faucet-source-mysqlMySQL query source connector for the faucet-stream ecosystem308MIT OR Apache-2.0
faucet-source-mysql-cdcMySQL binlog (CDC) source for the faucet-stream ecosystem286MIT OR Apache-2.0
faucet-source-parquetApache Parquet file source connector for the faucet-stream ecosystem303MIT OR Apache-2.0
faucet-source-postgresPostgreSQL query source connector for the faucet-stream ecosystem380MIT OR Apache-2.0
faucet-source-postgres-cdcPostgreSQL logical replication (CDC) source for the faucet-stream ecosystem310MIT OR Apache-2.0
faucet-source-pubsubGoogle Cloud Pub/Sub source connector for faucet-stream (streaming pull, ack at durable page boundaries, resumable termination)7MIT OR Apache-2.0
faucet-source-redisRedis source connector for the faucet-stream ecosystem370MIT OR Apache-2.0
faucet-source-redshiftAmazon Redshift query source connector for the faucet-stream ecosystem7MIT OR Apache-2.0
faucet-source-restREST API source connector for the faucet-stream ecosystem389MIT OR Apache-2.0
faucet-source-s3AWS S3 source connector for the faucet-stream ecosystem314MIT OR Apache-2.0
faucet-source-singerSinger tap bridge source for the faucet-stream ecosystem (single-stream v0)109MIT OR Apache-2.0
faucet-source-snowflakeSnowflake query source connector for the faucet-stream ecosystem302MIT OR Apache-2.0
faucet-source-spannerGoogle Cloud Spanner query source connector for the faucet-stream ecosystem58MIT OR Apache-2.0
faucet-source-sqliteSQLite query source connector for the faucet-stream ecosystem306MIT OR Apache-2.0
faucet-source-webhookWebhook receiver source connector for the faucet-stream ecosystem304MIT OR Apache-2.0
faucet-source-websocketWebSocket streaming source connector for the faucet-stream ecosystem308MIT OR Apache-2.0
faucet-source-xmlXML API source connector for the faucet-stream ecosystem373MIT OR Apache-2.0
faucet-state-postgresPostgreSQL-backed StateStore for faucet-stream incremental replication326MIT OR Apache-2.0
faucet-state-redisRedis-backed StateStore for faucet-stream incremental replication319MIT OR Apache-2.0
faucet-streamA declarative, config-driven data pipeline with pluggable source and sink connectors368MIT OR Apache-2.0
faucet-transform-sqlSQL-as-transform for faucet-stream — run DuckDB SQL over each pipeline page (the `batch` relation).227MIT OR Apache-2.0
faucetlyautomate daily solana faucet2,829MIT OR Apache-2.0
fault-clifault CLI5,356non-standard
fault-ebpf-programseBPF programs for the fault CLI6,216non-standard
fault-injectionSimple fault injection, concurrency delay injection, and error source annotation282,886MIT OR Apache-2.0
faultkitFault injection for testing error paths — fail the Nth syscall and verify graceful handling311MIT
faultlineA typed error library for services and control planes that separates domain failures, transient faults, and invariant violations.157MIT OR Apache-2.0
faultline_agentsPlanner/executor/reviewer orchestration contracts for FaultLine.22MIT
faultline_computeExecution backend abstractions for FaultLine.91MIT
faultline_coreCanonical domain models, identifiers, and manifests for FaultLine.261MIT
faultline_diffDiff and change classification contracts for FaultLine.22MIT
faultline_geometryGeometry abstractions and spatial metric contracts for FaultLine.156MIT
faultline_indexSpatial index abstractions for FaultLine.22MIT
faultline_syncLocal-first synchronization models and operation envelopes for FaultLine.21MIT
faunaA parser for the Fauna Query Language (FQL).1,337MIT-0
faunadbA Client for Fauna Database18,873Apache-2.0
faup-rsZero-allocation URL parser for Rust519GPL-3.0
faustFast Async Url STatus checker4,331MIT
faust-buildBuild FAUST dsp files into Rust modules as part of the normal crate compilation2,034MIT OR Apache-2.0
faust-typesTypes and traits needed by Rust modules built from FAUST dsp files1,319MIT OR Apache-2.0
fauxA library to mock structs1,815,464MIT
faux-refineA crate that implements a pseudo-Refinement Type in Rust.58MIT
faux-refine-coreCore traits and types for pseudo-Refinement Types.126MIT
faux-refine-deriveDerive macros for faux-refine. Automatically implements Pred.121MIT
faux_allocA fake 'allocator'1,660Apache-2.0 OR BSL-1.0 OR MIT
faux_macrosImplementations for #[create], #[methods], when!1,809,813MIT
fauxchangeExchange-in-a-box: a local options exchange simulator with realistic matching, FIX/WebSocket/REST APIs and historical replay, for…23MIT
fauxgenwrite your own generators in stable rust25,869MIT OR Apache-2.0
fauxgen-macrosmacro support package for fauxgen26,191MIT OR Apache-2.0
fauxmoreserved1,666MIT
fauxmo-rsRewrite of <https://github.com/n8henrie/fauxmo> in rust38MIT
fauxpasanyhow without `Ok`4,518MIT OR Apache-2.0
fauxrestA CLI tool for generating static JSON APIs from local data files14non-standard
favFavorite tools for Command line Interface1,674MIT OR Apache-2.0
fav_biliBack up your favorite bilibili online resources with CLI.8,126MIT
fav_cliFav's CLI, helping persist the remote resources. Repo: https://github.com/kingwingfly/fav21,126MIT
fav_coreFav's core crate; A collection of traits.44,294MIT
fav_deriveDerive macros for fav14,469MIT
fav_utilsFav's utils crate; A collection of utilities and data structures for the fav project28,218MIT
favannatAlgorithms to evaluate the function encoded in ANN-like structures.19,684MIT
faventAn event system inspired by QSL/FAPI1,232GPL-3.0-or-later
faveroReserved1,539MIT
faviaZero-config, content-oriented static site generator.8,474MIT
favicoAn utility for creating favicons12,963GPL-3.0-or-later
faviconBuild favicons for your website1,583MIT OR Apache-2.0
favicon-generatorIt helps you generate favicons with different formats and sizes.37,228MIT
favicon-pickerA library for getting favicon from websites15,118non-standard