Lib.rs

Index of 218,032 Rust libraries and applications. Lightweight, opinionated, curated, unofficial alternative to crates.io. More…

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Rust patterns
Shared solutions for particular situations specific to programming in Rust.
- bitflags
- anyhow
- zerocopy
- derive_more
- bytes
- generic-array
- http
- once_cell
- docsplay
- k8s-openapi-codegen-common
- arrow-buffer
- typed-measurements
- and 6826 more…
Network programming
Network protocols such as FTP, HTTP, or SSH, or lower-level TCP or UDP.
- sysinfo
- tonic
- tower
- socket2
- aws-config
- ipnet
- rustls-native-certs
- bollard
- wireman
- rtc
- rpc-router
- kube-runtime
- kube-client
- moq-relay
- zcat
- ntex-mqtt
- and 14483 more…
Algorithms
Core algorithms such as hashing, sorting and searching.
- rand
- ahash
- crc
- strsim
- fastrand
- rustc-hash
- crypto-bigint
- rustfft
- ndarray-linalg
- blake2_bin
- pymath
- twistrs
- rapidhash
- anofox-regression
- numerica
- and 6335 more…
Data structures
Rust implementations of data structures for specific purposes.
- hashbrown
- indexmap
- bitvec
- smallvec
- ndarray
- phf
- priority-queue
- roaring
- fastbloom
- indexset
- json-number
- fqdn
- calimero-storage
- rustdf
- worktable
- and 5195 more…
Encoding data
Encoding and/or decoding data from one data format to another.
- serde_json
- base64
- schemars
- prost
- serde_with
- ron
- rmp-serde
- toml
- data-encoding
- arrow-ipc
- automerge
- tfhe-versionable
- dcbor-cli
- prost-types
- datafusion-proto-common
- and 5245 more…
Cryptography
Algorithms intended for securing data.
- curve25519-dalek
- rustls
- blake3
- sha2
- webpki-roots
- rsa
- openssl
- pem
- tfhe
- cms
- pbkdf2
- embedded-tls
- base64ct
- hakanai
- ssh-key
- moq-token
- fluxencrypt
- and 5364 more…
Asynchronous
Async program flow using techniques like futures, promises, waiting, or eventing.
- tokio
- h2
- futures
- async-io
- tower-http
- deadpool
- tokio-rustls
- futures-lite
- futures-concurrency
- tokio-retry2
- async-openai
- libevent
- edgee
- ros2_helpers
- and 5510 more…
Concurrency
Implementing concurrent and parallel computation.
- parking_lot
- spin
- rayon
- async-lock
- thread_local
- async-channel
- crossbeam
- ringbuf
- thread-id
- idr-ebr
- locktick
- readlock-tokio
- rlock
- smallring
- fast-able
- and 2725 more…
Text processing
Deal with the complexities of human language when expressed in textual form.
- regex
- unicode-width
- textwrap
- encoding_rs
- tokenizers
- fancy-regex
- ropey
- similar
- lopdf
- kbremap
- lindera-tantivy
- hawkeye-fmt
- arrow-string
- datafusion-functions
- and 5252 more…
Development tools
Testing, debugging, linting, performance profiling, autocompletion, formatting, and more.
- object
- kube
- oxc_resolver
- gix
- gix-hash
- git-mit
- k8s-openapi
- capnpc
- mdbook-gitinfo
- sublime_git_tools
- sublime_cli_tools
- vibetree
- ploidy-pointer
- and 3359 more…
Debugging
Figure out what is going on with your code via logging, tracing, or assertions.
Build Utils
Utilities for build scripts and other build time steps.
- cc
- pkg-config
- cmake
- shadow-rs
- linkme
- rustc_version
- vcpkg
- system-deps
- ispc_rt
- mask
- winresource
- glib-build-tools
- prost-build
- lux-lib
- pcu
- re_build_info
- and 1641 more…
Testing
Verify the correctness of your code.
- insta
- trybuild
- proptest
- mockito
- pretty_assertions
- wiremock
- httpmock
- assert_cmd
- trybuild2
- file_test_runner
- datafake-rs
- arrow-integration-test
- and 2266 more…
FFI
Interface with other languages. Includes binding generators and helpful language constructs.
- pyo3
- cbindgen
- napi
- numpy
- cxx
- bindgen
- uniffi
- jni
- rb-sys-env
- ffi_types
- ts-type
- kaledis
- ext-php-rs
- buffi
- maturin
- cuenv-release
- aranya-crypto-ffi
- and 964 more…
Cargo plugins
Subcommands that extend the capabilities of Cargo.
Profiling
Figure out the performance of your code.
- criterion
- inferno
- divan
- hdrhistogram
- profiling
- pprof
- dhat
- usdt
- re_perf_telemetry
- foyer-bench
- perfetto-sdk
- re_tracing
- codspeed-divan-compat-walltime
- and 919 more…
Procedural macros
Extend Rust language with procedural macros.
- syn
- darling
- strum
- proc-macro-crate
- ctor
- quote
- proc-macro-error2
- macrotest
- tansu-sans-io
- no-panic
- tansu-model
- pearlite-syn
- ra_ap_proc_macro_api
- and 10042 more…
Web programming
Create applications for the Web.
- wgpu
- wasm-bindgen-test
- object_store
- webbrowser
- jsonschema
- scraper
- web-sys
- httparse
- ubi
- yarn-lock-parser
- anthropic-ai-sdk
- gocardless-bankaccountdata
- and 6359 more…
HTTP server
Server-side programming
- hyper
- axum
- actix-web
- hyper-rustls
- axum-test
- leptos
- lambda_runtime
- actix-cors
- tansu-storage
- virustotal-rs
- git-digger
- acton-service
- tideway
- hive-apollo-router-plugin
- and 4185 more…
HTTP client
Make HTTP network requests.
- ureq
- reqwest
- octocrab
- reqwest-middleware
- graphql_client
- thirtyfour
- twilight-http
- curl
- reqwless
- quest-cli
- reqwest-leaky-bucket
- deribit-http
- reqwest-retry
- and 1296 more…
WebSocket
Communicate over the WebSocket protocol.
WebAssembly
Targeting or manipulating WebAssembly.
- getrandom
- wasm-bindgen
- wasm-encoder
- jsonrpsee
- wit-bindgen
- wit-component
- ts-rs
- console_error_panic_hook
- wascan
- wasmi
- obelisk
- yozefu-wasm-types
- and 3385 more…
Filesystem
Crates for dealing with files and filesystems.
- tempfile
- dirs
- which
- notify
- camino
- fs-err
- glob
- shellexpand
- sshmount
- automod
- rush-sh
- super_speedy_syslog_searcher
- a2kit
- opfs-project
- alpm-db
- ra_ap_vfs
- and 4226 more…
Parser implementations
Parse data formats or languages.
- quick-xml
- simd-json
- semver
- sqlparser
- url
- roxmltree
- goblin
- syntect
- html5ever
- arborium-rust
- arborium-json
- arborium-xml
- arborium-wit
- arborium-toml
- and 7356 more…
Parser tooling
Low-level tools and parser generators.
- pest
- nom
- logos
- chumsky
- combine
- lalrpop
- parol
- pom
- rustemo
- lexerus
- minparser
- parsy
- asimov-patterns
- pest_meta
- pest_generator
- arborium-sysroot
- pest_derive
- and 653 more…
Operating systems
Bindings to operating system-specific APIs.
- libc
- whoami
- os_info
- libloading
- errno
- quanta
- nu
- gethostname
- hitrace
- uhyve
- xous
- repose-core
- tauri-plugin-shell
- gsm-idempotency
- ra-ap-rustc_hashes
- and 2177 more…
Unix APIs
Bindings to Unix-specific APIs.
- rustix
- zbus
- nix
- procfs
- dbus
- pango
- notify-rust
- x11rb
- rootasrole
- alsaseq
- evdevil
- gio
- alpm-pkginfo
- alpm-repo-db
- kcr_gateway_nginx_org
- angreal
- gobject-sys
- and 2175 more…
Windows APIs
Bindings to Windows-specific APIs.
- windows
- embed-resource
- winreg
- fd-lock
- wmi
- wild
- windows-service
- winapi
- uiautomation
- webview2-com
- winsafe
- memory_utils
- winfsp_wrs
- winer
- crosswin
- and 744 more…
macOS and iOS APIs
Bindings to Apple-specific APIs.
- core-foundation
- mach2
- objc2
- objc
- screencapturekit
- core-text
- kb-remap
- swift-bridge
- mediaremote-rs
- moneymoney
- brewdiff
- fse_dump
- app-store-server-library
- and 494 more…
Android
Mobile development
- android-activity
- android_logger
- findshlibs
- proguard
- font-kit
- adx
- apkeep
- android_log-sys
- payload_packer
- rsbinder-tools
- dab-cli
- ahqstore-types
- and 95 more…
Science
Solving problems involving math, physics, and other scientific fields.
- hdf5-metno
- splashsurf
- roqoqo-test
- app_units
- biodivine-algo-bdd-scc
- row
- mendeleev
- beamdpr
- lazy-bytes-cast
- rumtk-v2-interface
- rumtk-core
- calimero-utils-actix
- and 4468 more…
Math
Solving problems involving math and logic.
- statrs
- num-complex
- kurbo
- bigdecimal
- nalgebra
- matrixmultiply
- euclid
- num-traits
- nextsv
- mappers
- globalsearch
- arrow-arith
- diffsol
- tfhe-ntt
- mscore
- and 4465 more…
Machine learning
AI, ML, NN, etc.
- rmcp
- safetensors
- ort
- fastembed
- tiktoken-rs
- burn
- candle-transformers
- hf-hub
- web-rwkv
- itransformer
- manopt-rs
- ruvector-attention
- crewride
- terraphim_rolegraph
- and 3260 more…
Geospatial
GIS, maps, and stuff on Earth
- fake
- geo
- geozero
- google_maps
- geos
- wkt
- i_overlay
- anise
- icao-wgs84
- pmtiles
- crs-definitions
- osm-lump-ways
- geodatafusion
- parquet-geospatial
- miniproj
- and 735 more…
Compression
Algorithms for making data smaller.
- flate2
- zip
- parquet
- tar
- lz4_flex
- brotli
- zstd
- miniz_oxide
- gix-testtools
- zipora
- async-compression
- kumono
- taco_format
- arrow-avro
- crunch64-cli
- xpatch
- and 1862 more…
Hardware support
Interface with specific CPU or other hardware features.
Memory management
Allocation, memory mapping, garbage collection, reference counting, or interfaces to foreign memory managers.
- bumpalo
- arc-swap
- memmap2
- slab
- tikv-jemallocator
- wasmtime
- sharded-slab
- mimalloc
- mimalloc-safe
- kcr_slo_koordinator_sh
- smol_strc
- re_memory
- re_byte_size
- and 1554 more…
Embedded development
For embedded devices or devices without an operating system.
- portable-atomic
- rhai
- elf
- embedded-graphics
- embedded-hal-mock
- espflash
- critical-section
- embassy-sync
- fdt
- buddy_system_allocator
- embedded-devices
- and 5106 more…
Command-line interface
Argument parsers, line-editing, or output coloring and formatting.
- colored
- comfy-table
- rustyline
- crossterm
- clap
- codespan-reporting
- nu-ansi-term
- owo-colors
- tui-widget-list
- noargs
- minui
- te-cli
- television
- fast-rich
- and 2425 more…
Command line utilities
Applications to run at the command line.
- duct
- bat
- lsd
- lychee
- vrc-get
- procs
- tracey
- snazy
- wallust
- fluxor_cli
- hashcards
- lux-cli
- metapac
- recp
- aegis-cli
- taskbeep
- shik
- yewi-cli
- deciduous
- and 10959 more…
Database interfaces
Interface with database management systems.
- rusqlite
- sea-orm
- redis
- sqlx
- diesel
- mongodb
- rocksdb
- datafusion
- deadpool-redis
- tansu
- datafusion-cli
- datafusion-sql
- datafusion-physical-expr
- datafusion-expr
- and 7957 more…
Date and time
Dealing with the fourth dimension.
- chrono
- humantime
- chrono-tz
- iana-time-zone
- icu_calendar
- duration-str
- hifitime
- httpdate
- uhlc
- coarsetime
- chronologic
- aimcal
- minimum_wage_jp
- aimcal-cli
- and 1062 more…
Database implementations
Database management systems implemented in Rust.
- arrow
- tantivy
- redb
- fjall
- surrealdb
- surrealkv
- sonic-server
- oxigraph
- datafusion-python
- yedb
- arrow-ord
- re_arrow_util
- seekstorm
- turso
- datafusion-session
- and 822 more…
Programming languages
Compilers
- rustc-demangle
- ariadne
- tree-sitter
- boa_engine
- typst
- rquickjs
- oxc
- apollo-parser
- atlas_77
- oxc_parser
- oxc_transformer
- oxc_semantic
- oxc_minifier
- and 2638 more…
Internationalization (i18n)
and localization (l10n). Develop software for various languages and regions.
- num-format
- icu_properties
- icu_normalizer
- icu_datetime
- sys-locale
- rust-i18n
- icu_collator
- gettext-rs
- phonelib
- jp-location-relation
- rspolib
- safflower
- and 919 more…
Configuration
Configuration management for applications.
- config
- rust-ini
- figment
- dotenvy
- etcetera
- configparser
- cedar-policy
- gix-config
- wireman-theme
- hypr-nest
- gonfig
- oliver
- orion-variate
- orion-sec
- and 2466 more…
Authentication
Help with the process of confirming identities.
- jsonwebtoken
- git2
- argon2
- keyring
- azure_identity
- totp-rs
- openapiv3
- rpassword
- shreddit
- filepack
- password-hash
- koishi-pw
- oidc-cli
- pg-embed-setup-unpriv
- and 3119 more…
Multimedia
Audio, video, and image processing or rendering engines.
- mime
- matrix-sdk-base
- gio-sys
- bgutil-ytdlp-pot-provider
- audiobookctl
- cea708-types
- embystream
- dwldutil
- simple-whisper
- moq-clock
- moq-lite
- fcast-sender-sdk
- and 2250 more…
Images
Process or make graphics.
- rgb
- image
- arboard
- png
- qrcode
- fast_image_resize
- resvg
- palette
- peniko
- cairo-rs
- usvg
- wbi-rs
- file_icon_provider
- kcr_imaging_ingestion_alvearie_org
- and 2248 more…
Audio
Record, output, or process audio.
- cpal
- rodio
- hound
- rubato
- id3
- symphonia
- kira
- lofty
- lowfi
- scribble
- rtaudio
- clap-wrapper
- firefly-audio
- aec3
- youtube_chapter_splitter
- livespeech-sdk
- and 2729 more…
Video
Record, output, or process video.
- gstreamer
- webrtc
- ffmpeg-next
- rav1e
- openh264
- gifski
- ffmpeg-sidecar
- nom-exif
- av1-grain
- vapoursynth
- otr
- bili-live
- vidformer
- h264-parser
- re_video
- and 1211 more…
Rendering
Real-time or offline rendering of 2D or 3D graphics, usually on a GPU.
- pangocairo
- minifb
- lin_alg
- taitank-rs
- label-logger
- pdfium-bind
- asset-importer-sys
- pangocairo-sys
- horned-bin
- horned-owl
- libasciic
- mcat
- gpui-animation
- and 2324 more…
Graphics APIs
Direct access to the hardware's or the operating system's rendering capabilities.
- tiny-skia
- glutin
- ash
- metal
- core-graphics
- glow
- alacritty
- khronos-egl
- pdfium
- kiss3d
- diligent
- re_renderer
- glume
- spottedcat
- re_analytics
- egui-cha-ds
- and 2321 more…
Gfx data formats
Loading and parsing of data for 2D/3D rendering, like 3D models or animations.
- gltf
- fontdb
- swash
- noto-sans-mono-bitmap
- poppler-rs
- build_pbf_glyphs
- obj-rs
- tween
- sdl3-ttf-sys
- wesl
- binary-greedy-meshing
- draco-oxide
- smol-rgb
- and 278 more…
Rendering engine
High-level solutions for rendering on the screen.
- vk-mem
- meshopt
- intel_tex_2
- debug_timer
- textcanvas
- all-is-cubes
- fragmentcolor
- graphics
- imagic
- block_compression
- turbine_scene3d
- anchor-kit-core
- and 127 more…
Value formatting
Format values for display to a user, potentially adapting the display to various languages and regions.
- uuid
- ryu
- bytesize
- prettyplease
- humansize
- uom
- ryu-js
- size
- hawkeye
- pretty_yaml
- firefly-iii
- arrow-cast
- tidier
- kaktovik
- pretty-num
- pretty_rdf
- zmij
- and 811 more…
Template engine
Combine templates with data to produce documents, usually with an emphasis on processing text.
- handlebars
- minijinja
- askama
- tera
- liquid
- maud
- hayagriva
- mrml
- typst-as-lib
- scraps
- uni-updater
- sqruff-lib
- simple-address-formatter
- rjg
- report-leptos
- and 1520 more…
No standard library
Libraries that function without the Rust standard library.
- target-lexicon
- libm
- hash32
- spectrum-analyzer
- average
- nc
- inout
- petname
- orfail
- shiguredo_mp4
- line-column
- crunch64
- sdl3-image-src
- sdl3-src
- branches
- and 758 more…
GUI
Create a graphical user interface.
- egui
- gtk4
- winit
- iced
- softbuffer
- taffy
- wry
- ashpd
- gdk4
- gsk4
- gdk4-x11
- leptos-use
- wayland-pipewire-idle-inhibit
- paneru
- gdk4-wayland
- gdk4-win32
- gtk4-sys
- and 3599 more…
Game dev
Crates for creating games.
- glam
- bevy
- tobj
- bevy_egui
- hecs
- gilrs
- steamworks
- avian3d
- gdextension-api
- bevy_minibuffer
- bevy_asky
- rsaber_pc
- wf-market
- rsaber_pcvr
- bevy_replicon
- and 5232 more…
Caching
Store the results of previous computations.
- moka
- lru
- quick_cache
- cached
- ustr
- lasso
- http-cache-semantics
- clru
- foyer
- query-flow
- foyer-memory
- foyer-common
- moka-cache
- zrl
- kellnr
- kellnr-common
- and 1000 more…
Games
Fun and entertainment. Games and mods implemented in Rust.
- rpfm_cli
- shticker_book_unwritten
- modbot
- protonup-rs
- war_card_game
- rosu-pp
- roboat
- ferium
- airshipper
- owmods_cli
- darkomen
- dearxan-test-utils
- twitchdrops_miner
- and 1934 more…
Visualization
Ways to view data, such as plotting or graphing.
- plotters
- plotly
- prodash
- egui_plot
- charming
- rerun
- tokei
- graphviz-rust
- radiance
- gpui-px
- gpui-d3rs
- git-loc
- re_sdk
- re_data_ui
- re_viewport
- re_log_types
- and 1340 more…
Finance
Payments, accounting, trading using real money
- rust_decimal
- async-stripe
- yahoo_finance_api
- iso_currency
- tackler
- databento
- orderbook-rs
- trade_aggregation
- patreon
- tradestation
- hull_white
- rithmic-rs
- and 925 more…
Email
Sending, receiving, formatting, and parsing email.
- lettre
- mailparse
- email_address
- imap
- mail-parser
- mail-auth
- aws-sdk-sesv2
- imap-proto
- imap-tools
- melib
- meli
- tag2upload-service-manager
- ferrtable
- and 859 more…
Text editors
Applications for editing text.
Emulators
Run software or games not available natively on the host computer.
- emuman
- agb
- librashader-runtime-mtl
- mos6502
- jailer
- boytacean
- virt
- mizu
- librashader-pack
- librashader-presets
- librashader-reflect
- librashader-runtime-d3d12
- and 533 more…
Simulation
Model or construct models for some activity, e.g. to simulate a networking protocol.
- rapier3d
- madsim
- biodivine-lib-param-bn
- wellen
- dubins_paths
- google-policysimulator1-cli
- rebop
- dive-deco
- rapier2d
- rapier3d-f64
- biodivine-lib-io-bma
- and 1126 more…
Accessibility
Assistive technologies
- accesskit
- atspi
- accesskit_atspi_common
- simple-hotkeys
- a11ywatch_cli
- lector
- brlapi
- terminator-rs
- accesskit_winit
- accesskit_unix
- whisp
- accesskit_windows
- and 150 more…
Security
anti-malware, pentesting, reversing, and code reviews
- cargo-auditable
- zizmor
- rustsec
- cargo-vet
- rustdllproxy
- cosmian_kmip
- clamav-client
- cargo-ddd
- dearxan
- hakoniwa
- mini-vet
- hakoniwa-cli
- tauri-dumper
- and 294 more…
Biology
Bioinformatics
- needletail
- bio
- rust-lapper
- ggetrs
- bio-seq
- minimap2
- rasusa
- noodles
- bio_apis
- parasail-rs
- bio_files
- varlociraptor
- ska
- dreid-forge
- packed-seq
- pure-onnx-ocr-sync
- and 853 more…
Robotics
Robotics and vehicle engineering

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