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.
btlsBoringSSL bindings94,492Apache-2.0
btls-sysFFI bindings to BoringSSL94,549MIT
btlvLightning Network BOLT TLV encoding, decoding, and struct mapping369MIT
btmBlockchain Time Machine9,980,943MIT
btmgmtLinux Management API Client16,833MIT OR Apache-2.0
btmgmt-cliLinux Management API Command Line Client14,449MIT OR Apache-2.0
btmgmt-packetbtmgmt API packet structures.16,243MIT OR Apache-2.0
btmgmt-packet-helperbtmgmt-packet helper16,736MIT OR Apache-2.0
btmgmt-packet-macrosbtmgmt-packet helper macros.17,399MIT OR Apache-2.0
btminerMining process for the blocktree system.1,604GPL-3.0-only
btn-recognizerTimestamp-driven button debouncing with multi-tap, hold, repeat, and multi-key chord gesture recognition45MIT
btnetNetworking process for the blocktree system.1,568GPL-3.0-only
btnifyHosts a website with buttons for you so you can focus on what matters!7,090MIT
btnodeMaster process for a node in the blocktree system.1,568GPL-3.0-only
btoiParse integers directly from ASCII byte slices19,574,944MIT OR Apache-2.0
btopBtop CLI monitoring tool, re-imagined in Rust 🦀5,803MIT
btorRust library for parsing and deparsing BTOR files2,964MIT
btor2rsSafe-Rust Btor2 parser6,147MIT OR Apache-2.0
btor2toolsHigh-level bindings for the btor2tools package3,273MIT
btor2tools-sysLow-level bindings for the btor2tools package4,053MIT
btpA rust library of, a lightweight protocol, Blog Transfer Protocol.123GPL-3.0-or-later
btparseA minimal deserializer for inspecting `std::backtrace::Backtrace`'s Debug format.788,554MIT OR Apache-2.0
btparse-stableA minimal deserializer for inspecting `std::backtrace::Backtrace`'s Debug format.729,747MIT OR Apache-2.0
btpeerSimple CLI tool and library to get peers from TCP/HTTP and UDP BitTorrent trackers299MIT
btrCLI to standardize build, test, and run commands across projects74MIT
btracingtracing logger interacting with notification890MIT
btrackerβtracker is a social BitTorrent aggregator based on the aquatic-crawler FS index and Rocket web-framework3,669MIT
btracker-crawlerSSD-friendly FS crawler of BEP 48 / Full Scrape, based on librqbit52MIT
btracker-fsShared filesystem API for the βtracker project components1,560MIT
btracker-geminiβtracker server implementation for the Gemini protocol407MIT
btracker-httpβtracker is a social BitTorrent aggregator based on btracker-fs, btracker-crawler and Rocket Web-framework35MIT
btracker-scrapeShared BitTorrent scrape API for the βtracker project components815MIT
btraderArbitrage trading bot for Binance1,811GPL-3.0
btrdThe btrfs debugger17,356GPL-2.0
btreeA generic persistant BTree, using the RawSerde crate1,708MIT
btree-indexmapBTree-based map data structure with stable indexes.123Apache-2.0 OR MIT
btree-mapA data structure for storing and manipulating fixed number of elements of a specific type.1,904Apache-2.0
btree-ondiskA Rust implementation of BTree structure on persistent storage in userspace.3,589GPL-2.0-or-later
btree-plus-storeB-trees backed by a slab/arena to reduce allocations and increase locality + copyable, immutable B-trees which must be manually…6,503MIT/Apache-2.0
btree-range-mapB-tree range map implementation4,796,272MIT/Apache-2.0
btree-setA data structure for storing and manipulating fixed number of elements of a specific type.1,695Apache-2.0
btree-slabA memory compact Slab-based B-tree implementation4,795,881MIT/Apache-2.0
btree-storeA persistent, embedded key-value storage engine in Rust featuring a Copy-On-Write (COW) B-Tree, ACID compliance, and crash safety…1,024MIT
btree-vecA growable array (vector) implemented using a B-tree25,527GPL-3.0-or-later
btree_dagA generic DAG (undirected graph) data structure.2,181MIT OR Apache-2.0
btree_errorTo avoid duplication, all bforest libs use the same error defined in this crate.1,833MIT OR Apache-2.0
btree_experimentCrate implements a BTreeMap similar to std::collections::BTreeMap.130,006MIT OR Apache-2.0
btree_graphA generic graph data structure.12,359MIT OR Apache-2.0
btree_monstousitya code port of BTreeMap but with comparator functions4,008MIT OR Apache-2.0
btree_monstrousitya code port of BTreeMap but with comparator functions157,544MIT OR Apache-2.0
btree_multisetbtreeset with more capacity26MIT
btree_networkA generic network (undirected graph) data structure.5,585MIT OR Apache-2.0
btreecRust bindings for btree.c4,431MIT
btreecapBTree with configurable capacity limits and overflow policies15,354MIT
btreelistA list data structure that has efficient insertion and removal in the middle.9,020MIT
btreemap_monstousitya code port of BTreeMap but with comparator functions1,565MIT OR Apache-2.0
btreemultimapA multimap implementation with range support.184,201MIT/Apache-2.0
btreemultimap-value-ordA multimap based on the BTreeMultimap where multiple copies of a value are stored only once.8,228BSD-2-Clause
btrfsInterface for BTRFS ioctls etc16,189MIT
btrfs-backupA program for backup & restoration of btrfs subvolumes.6,703GPL-3.0-or-later
btrfs-cliUser-space command-line tool for inspecting and managing Btrfs filesystems203GPL-2.0-only
btrfs-corePure-Rust from-scratch btrfs filesystem reader — superblock, chunk-tree logical→physical mapping, B-tree navigation, over any…297Apache-2.0
btrfs-dedupeBTRFS whole-file deduplication tool5,976MIT
btrfs-diskPlatform-independent parsing and writing of btrfs on-disk structures767MIT OR Apache-2.0
btrfs-diskformatAn implementation of the BTRFS disk format.6,610BSD-2-Clause
btrfs-forensicForensic anomaly auditor for btrfs — CoW stale-root / generation-inconsistency / csum-mismatch recovery as graded…54Apache-2.0
btrfs-fsHigh-level filesystem API on top of btrfs-disk: lookup, readdir, read, xattr.106MIT OR Apache-2.0
btrfs-fuseUserspace FUSE driver for btrfs, built on btrfs-disk.87MIT OR Apache-2.0
btrfs-mkfsCreate btrfs filesystems328GPL-2.0-only
btrfs-no-stdFork of Christopher Tam's `btrfs-diskformat` with `#![no_std]` support2,915BSD-2-Clause
btrfs-send-parseLibrary for parsing the btrfs send/receive stream.3,214GPL-2.0
btrfs-streamBtrfs send stream parser and receive operations362MIT OR Apache-2.0
btrfs-transactionUserspace transaction infrastructure for modifying btrfs filesystems264MIT OR Apache-2.0
btrfs-tuneTune btrfs filesystem parameters176GPL-2.0-only
btrfs-uapiWrappers around the btrfs userspace interface (ioctls and sysfs)627MIT OR Apache-2.0
btrfs-usage-monitorA simple Btrfs disk space usage monitor4,592GPL-3.0-or-later
btrfs2Interface for BTRFS ioctls etc | fork of the btrfs-crate containing fixes. Intent to yank crate once fixes are accepted upstream!8,107MIT
btrfsutilSafe wrappers for libbtrfsutil.3,958MIT
btrfsutil-fakeSafe wrappers for libbtrfsutil.3,255MIT
btrfsutil-sysRaw bindings to libbtrfsutil11,496MIT
btrlsA tabled ls command written in Rust with the option to get the details of a directory or file as JSON26GPL-2.0-or-later
btrupSimple utility to perform BTRFS-based backups to an external disk7,329Apache-2.0
btsSimple template spawner11,194MIT
bts-rsBacktest your trading strategy.473MIT
btsduTool for analysing disk usage of btrfs snapshots.2,241GPL-2.0
btsensorA library for decoding sensor readings from BLE advertisements, including the BTHome format.4,399MIT OR Apache-2.0
btsg-ft-factoryA CosmWasm factory contract for issuing fantokens on BitSong.1,953BSD-3-Clause
btsnoopThis library provides parsing capabilities for btsnoop logs5,436MIT
btsnoop-extcapView Android's btsnoop logs (Bluetooth HCI logs) in Wireshark10,012MIT
btsnoop_parserRust parser for the btsnoop format718MIT
btstoreProcess providing data storage to the blocktree system.1,573GPL-3.0-only
bttBinary to text encodings2,282ISC
bttfA command-line utility for doing datetime arithmetic, parsing and formatting.
A non-exhaustive list of features:
* Generate…1,536Unlicense OR MIT
btuimake simple beautiful text user interfaces with btui24,742MIT
btuuidBluetooth UUID values334,814MIT OR Apache-2.0
btwyet another arch linux package manager3,304MIT
btw-nlDutch VAT calculator for commandline5,650non-standard
btwalletBittensor wallet — Substrate-based key management, encryption, and signing.4,514MIT
btwnCommand line tool to filter input based on a range expression9,577MIT
btwoLibrary for using the Backblaze B2 API1,932MIT
btyStreamlined definition and usage of branded types in Rust5,967MIT
btypesBetter types (BTypes) for when you dislike normal types, I guess.14,096GPL-3.0
bubu48MIT
bu_440Boston University CS440 Intro to AI (for undergrads) games and applications18MIT OR Apache-2.0
bu_440_gamesAll games and core api for Boston University CS440 Intro to AI (for undergrads) class17MIT OR Apache-2.0
buat_librarythis is my library47MIT
bubA Placeholder for future version of bub493Apache-2.0
bubbaThe polished Rust framework for mobile apps — fast, modular, and familiar22MIT OR Apache-2.0
bubba-coreCore runtime for the Bubba mobile framework131MIT OR Apache-2.0
bubba-macrosProcedural macros for the Bubba mobile framework (view! macro)137MIT OR Apache-2.0
bubbleEnterprise-level development framework.42Apache-2.0
bubble-bathSmall and quick HTML sanitizer13,645MIT OR Apache-2.0
bubble-dbBubble Framework is a database abstraction layer.300Apache-2.0
bubble-macroIncludes all macros of the bubble framework271Apache-2.0
bubble-sortA quick and non-optimized, cloning version of the bubble sort algorithm. Created as a showcase for publishing crates in the Rust…3,481MIT
bubble-sort-davidkimA quick and non-optimized, cloning version of the bubble sort algorithm. Created as a showcase for publishing crates in the Rust…1,292MIT
bubble-sort-scalaA quick and non-optimized, cloning version of the bubble sort algorithm. Created as a showcase for publishing crates in the Rust…1,757MIT
bubblebabbleThe Bubble Babble Binary Data Encoding9,382BSD-2-Clause
bubblegumA websockets data broker.2,912MIT
bubblegum-cli-rsA websockets data broker -- connection interface.4,119MIT
bubblehearthBlizzard Game Data API bindings for Rust.1,613MIT OR Apache-2.0
bubblemathA collection of mathematical algorithms in pure Rust.4,422MIT
bubblepressBUBBLEPRESS™ — reference user-facing application of the BCCCOP™ Biometric-First Communication Protocol. Top-level landing crate.17Apache-2.0
bubblersCrustacean CLI that expels bubbles1,497Apache-2.0
bubblerusteaA powerful little TUI framework inspired by charmbracelet's bubbletea1,649MIT
bubblesBubble integration server for powder diffraction7,096GPL-3.0+
bubbles-dialogueLightweight engine-agnostic dialogue runtime for Rust games.271MIT OR Apache-2.0
bubbles-rsA TUI Framework inspired by Go Bubbles2,867MIT
bubblesortBubblesorts stuff2,320Apache-2.0
bubblesort-ifyerSorts stuff using Bubblesort!1,418Apache-2.0
bubbletea-rsThe fun, functional, and stateful way to build terminal apps in Rust.3,507MIT
bubbletea-widgetsA collection of reusable TUI components for building terminal applications with bubbletea-rs7,117MIT
bubblewrapBubblewrap rewrite in Rust25MIT
bubblewrap-sysBuilds and bundles bwrap from bubblewrap1,034Apache-2.0
bubbly-bub-testInteractive mode extension crate to Command Line Arguments Parser (https://crates.io/crates/clap) (derive macros helper crate)942MIT OR Apache-2.0
bubleOfficial Rust SDK for the Buble public API.18MIT
buchbergerProvides polynomial operation and buchberger's algorithm implementation1,852MIT
bucheLogger that logs to stderr based on verbosity specified22,512MIT OR Apache-2.0
buckhttps://buck.build1,238Apache-2.0
buck-reindeerA tool to transform Rust Cargo dependencies into generated Buck build rules1,645MIT
buck-resourcesLoad resource paths from a resources.json produced by Buck234,279MIT OR Apache-2.0
buck2Fast multi-language build system3,947MIT OR Apache-2.0
buck2-quokkaA better external test runner for Buck232MIT
bucketOffers a very simple container for any value without mutation.4,435GPL-3.0-only
bucket-limiterToken bucket like limiter library based on redis storage5,260MIT
bucket_dlA multithreaded downloader with the purpose of faster downloads by splitting it into several requests, rebuilding the data…3,049MIT OR Apache-2.0
bucket_queueA Bucket Queue data structure that can be used as a Priority Queue.9,395MIT
bucket_vecA vector-like data structure that guarantees to never move its contained elements.15,234MIT OR Apache-2.0
bucketsO(n) integer sort1,620MIT OR Unlicense
buckets-coreBuckets media upload types2,306AGPL-3.0-or-later
bucketwardenBucketWarden main crate and CLI entrypoint.16Apache-2.0
bucketwarden-auditBucketWarden evidence and audit subsystem.115Apache-2.0
bucketwarden-authBucketWarden local identity, access key, and session credential store.123Apache-2.0
bucketwarden-browser-uiBucketWarden browser UI application boundary.17Apache-2.0
bucketwarden-browser-ui-audit-evidenceBucketWarden browser UI audit and evidence boundary contracts.41Apache-2.0
bucketwarden-browser-ui-authBucketWarden browser UI authentication and session boundary contracts.133Apache-2.0
bucketwarden-browser-ui-bucketsBucketWarden browser UI bucket and object explorer boundary contracts.40Apache-2.0
bucketwarden-browser-ui-designBucketWarden browser UI design tokens and CSS contracts.134Apache-2.0
bucketwarden-browser-ui-e2eBucketWarden browser UI end-to-end verification boundary contracts.133Apache-2.0
bucketwarden-browser-ui-governanceBucketWarden browser UI object governance boundary contracts.40Apache-2.0
bucketwarden-browser-ui-preferencesBucketWarden browser UI preferences boundary contracts.40Apache-2.0
bucketwarden-browser-ui-reportsBucketWarden browser UI overview and reports boundary contracts.41Apache-2.0
bucketwarden-browser-ui-shellBucketWarden browser UI shell route and state contracts.134Apache-2.0
bucketwarden-bucketsBucketWarden bucket control boundary.16Apache-2.0
bucketwarden-cliBucketWarden CLI command parsing, demos, and listener runtime.54Apache-2.0
bucketwarden-console-apiBucketWarden server-side console report API boundary.16Apache-2.0
bucketwarden-cryptoBucketWarden crypto and integrity primitives.114Apache-2.0
bucketwarden-demoBucketWarden supported demo flows and example scenarios.77Apache-2.0
bucketwarden-errorsBucketWarden S3 error catalogs and retry classification.115Apache-2.0
bucketwarden-fsBucketWarden filesystem storage boundary.16Apache-2.0
bucketwarden-httpBucketWarden HTTP dispatch and response boundary.16Apache-2.0
bucketwarden-kmsBucketWarden KMS and encryption integration.114Apache-2.0
bucketwarden-lifecycleBucketWarden lifecycle boundary.16Apache-2.0
bucketwarden-lockBucketWarden Object Lock, WORM, and retention engine.114Apache-2.0
bucketwarden-objectsBucketWarden object data boundary.16Apache-2.0
bucketwarden-opsBucketWarden operations reports and diagnostics boundary.17Apache-2.0
bucketwarden-policyBucketWarden IAM and authorization policy engine.115Apache-2.0
bucketwarden-replBucketWarden replication and disaster recovery controller.114Apache-2.0
bucketwarden-replicationBucketWarden replication boundary.17Apache-2.0
bucketwarden-s3BucketWarden S3 protocol surface.134Apache-2.0
bucketwarden-serverBucketWarden storage server runtime.86Apache-2.0
bucketwarden-storageBucketWarden storage backend and commit boundary.16Apache-2.0
bucketwarden-validatorsBucketWarden validation boundary.17Apache-2.0
bucketwarden-xmlBucketWarden XML codec boundary.17Apache-2.0
buckinghamArithmetic with units1,440MIT
buckleA lightweight launcher for buck24,486MIT
bucks-apiWhite label stablecoin launchpad46Apache-2.0
buckshot-roulette-gameplay-engineAn engine to simulate games of Buckshot Roulette11,883GPL-3.0-or-later
bucky-cryptoBucky crypto library952non-standard
bucky-errorBucky error library1,639MIT
bucky-objectsBucky objects library724MIT
bucky-raw-codecBucky raw codec library1,448MIT
bucky-raw-codec-deriveBucky raw codec derive macros1,625MIT
bucky-timethe bucky-time crate1,180non-standard
bucoA compile-time builder pattern implementation for Rust1,265non-standard
buco_deriveProc-macro for [`buco`](https://github.com/NishantJoshi00/buco.git) crate1,546non-standard
budA DSL for distributed computing3,312GPL-3.0
buddhasayLike cowsay, but with a Buddha.16,213GPL-3.0-only
buddhiReserved for an upcoming project involving X. Coming soon!18MIT
buddiesA buddy allocator4,718MIT