Lib.rs

Index of 218,204 Rust libraries and applications. Lightweight, opinionated, curated, unofficial alternative to crates.io. More…

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Network programming
Network protocols such as FTP, HTTP, or SSH, or lower-level TCP or UDP.
- sysinfo
- tonic
- tower
- socket2
- ipnet
- aws-config
- quinn
- rustls-native-certs
- rtc
- turbomcp
- moq-relay
- kcr_flows_netobserv_io
- ntex-mqtt
- oidc_agent_rs
- and 14509 more…
Rust patterns
Shared solutions for particular situations specific to programming in Rust.
- bitflags
- anyhow
- zerocopy
- http
- derive_more
- generic-array
- once_cell
- ordered-float
- docsplay
- k8s-openapi-codegen-common
- arrow-buffer
- fp-library
- and 6828 more…
Algorithms
Core algorithms such as hashing, sorting and searching.
- rand
- ahash
- crc
- strsim
- fastrand
- rustc-hash
- crypto-bigint
- rustfft
- ndarray-linalg
- pymath
- delaunay
- linesweeper
- easing-fixed
- fixed-exp2
- anofox-regression
- and 6354 more…
Data structures
Rust implementations of data structures for specific purposes.
- hashbrown
- indexmap
- bitvec
- smallvec
- ndarray
- phf
- priority-queue
- roaring
- nonempty-collections
- indexset
- json-number
- layered
- kcr_rocketmq_apache_org
- and 5200 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
- eccodes
- turbomcp-protocol
- xml_schema_generator
- arrow-ipc
- enc
- automerge
- and 5255 more…
Cryptography
Algorithms intended for securing data.
- curve25519-dalek
- rustls
- blake3
- sha2
- webpki-roots
- aes
- openssl
- pem
- tfhe
- libcrux-ml-kem
- pbkdf2
- ssh-key
- gridiron
- embedded-tls
- libcrux-platform
- rsa
- and 5367 more…
Asynchronous
Async program flow using techniques like futures, promises, waiting, or eventing.
- tokio
- h2
- futures
- async-io
- tower-http
- tokio-rustls
- deadpool
- futures-lite
- futures-concurrency
- windmark
- libevent
- tokio-retry2
- edgee
- async-openai
- and 5523 more…
Concurrency
Implementing concurrent and parallel computation.
- parking_lot
- spin
- rayon
- async-lock
- thread_local
- async-channel
- crossbeam
- ringbuf
- thread-id
- idr-ebr
- blocking-threadpool
- locktick
- readlock-tokio
- and 2729 more…
Text processing
Deal with the complexities of human language when expressed in textual form.
- regex
- unicode-width
- encoding_rs
- textwrap
- tokenizers
- fancy-regex
- ropey
- similar
- lopdf
- iepub
- jx
- md-tui
- latkerlo-jvotci
- cirru_parser
- hawkeye-fmt
- and 5261 more…
Development tools
Testing, debugging, linting, performance profiling, autocompletion, formatting, and more.
- object
- kube
- oxc_resolver
- gix
- gix-hash
- git-mit
- k8s-openapi
- capnpc
- tuicr
- plotnik
- seq-lsp
- sublime_git_tools
- wagner
- sublime_cli_tools
- jiq
- skill-manager
- and 3374 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
- rustc_version
- linkme
- vcpkg
- system-deps
- mask
- glib-build-tools
- conan2
- winresource
- prost-build
- lux-lib
- gen-bsky
- re_build_info
- and 1645 more…
Testing
Verify the correctness of your code.
- insta
- trybuild
- proptest
- mockito
- pretty_assertions
- wiremock
- httpmock
- assert_cmd
- pact_mock_server
- deqp-runner
- tanu-allure
- reqwest-rewire
- freenet-test-network
- and 2269 more…
FFI
Interface with other languages. Includes binding generators and helpful language constructs.
- pyo3
- cbindgen
- napi
- cxx
- numpy
- bindgen
- uniffi
- jni
- rb-sys-env
- ffi_types
- ts-type
- kaledis
- ext-php-rs
- maturin
- buffi
- cuenv-ignore
- dictator
- greentic-interfaces-guest
- and 961 more…
Cargo plugins
Subcommands that extend the capabilities of Cargo.
Profiling
Figure out the performance of your code.
- criterion
- divan
- hdrhistogram
- inferno
- profiling
- pprof
- dhat
- usdt
- re_perf_telemetry
- foyer-bench
- perfetto-sdk
- re_tracing
- codspeed-divan-compat
- term-bench
- and 919 more…
Procedural macros
Extend Rust language with procedural macros.
- syn
- darling
- strum
- proc-macro-crate
- ctor
- proc-macro2
- proc-macro-error2
- quote
- tansu-sans-io
- axum_doc
- no-panic
- tansu-model
- vermouth
- re_types_builder
- and 10053 more…
Web programming
Create applications for the Web.
- wgpu
- web-sys
- object_store
- webbrowser
- jsonschema
- scraper
- wasm-bindgen-test
- httparse
- zabbix-api
- web-tools
- aws-sdk-iotmanagedintegrations
- depot-js
- and 6368 more…
HTTP server
Server-side programming
- hyper
- axum
- actix-web
- hyper-rustls
- axum-test
- leptos
- lambda_runtime
- actix-cors
- clerk-rs
- simplewebserver_rs
- tansu-storage
- freedom-api
- desirable
- and 4194 more…
HTTP client
Make HTTP network requests.
- ureq
- reqwest
- octocrab
- reqwest-middleware
- graphql_client
- thirtyfour
- twilight-http
- curl
- reqwless
- cloud-copy
- curl-sys
- quest-cli
- fast-dav-rs
- bt_http_utils
- and 1297 more…
WebSocket
Communicate over the WebSocket protocol.
WebAssembly
Targeting or manipulating WebAssembly.
Filesystem
Crates for dealing with files and filesystems.
- tempfile
- dirs
- which
- notify
- camino
- fs-err
- glob
- shellexpand
- sshmount
- super_speedy_syslog_searcher
- rush-sh
- kcr_confidentialcontainers_org
- lfspull
- and 4232 more…
Parser implementations
Parse data formats or languages.
- quick-xml
- simd-json
- semver
- sqlparser
- url
- roxmltree
- goblin
- syntect
- xml
- html5ever
- promql-parser
- arborium-rust
- arborium-json
- arborium-yaml
- arborium-xml
- and 7362 more…
Parser tooling
Low-level tools and parser generators.
- pest
- nom
- logos
- chumsky
- combine
- lalrpop
- parol
- pom
- rustemo
- lexerus
- minparser
- str-newtype
- parsy
- oni-comb-parser-rs
- asimov-patterns
- veryl-emitter
- and 653 more…
Operating systems
Bindings to operating system-specific APIs.
- libc
- whoami
- os_info
- libloading
- errno
- quanta
- gethostname
- nu
- atuin
- hitrace
- uhyve
- atuin-common
- xous
- tauri-plugin-shell
- repose-core
- ins
- wasite
- ra-ap-rustc_hashes
- and 2177 more…
Unix APIs
Bindings to Unix-specific APIs.
- rustix
- zbus
- nix
- dbus
- procfs
- notify-rust
- pango
- x11rb
- zincati
- rootasrole
- alsaseq
- tsk-ai
- gio
- alpm-repo-db
- alpm-srcinfo
- zlink-tokio
- journal-forwarder
- and 2178 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 745 more…
macOS and iOS APIs
Bindings to Apple-specific APIs.
- core-foundation
- mach2
- objc2
- objc
- screencapturekit
- core-text
- kb-remap
- swift-bridge
- mediaremote-rs
- brewdiff
- fse_dump
- app-store-server-library
- and 496 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 96 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-core
- crankshaft
- calimero-utils-actix
- and 4477 more…
Math
Solving problems involving math and logic.
- num-bigint
- statrs
- kurbo
- bigdecimal
- nalgebra
- euclid
- rug
- num-traits
- mappers
- tfhe-ntt
- mscore
- arrow-arith
- diffsol
- simular
- glpk-rust
- tfhe-fft
- re_int_histogram
- and 4472 more…
Machine learning
AI, ML, NN, etc.
- rmcp
- safetensors
- ort
- fastembed
- tiktoken-rs
- burn
- candle-transformers
- hf-hub
- ruvector-attention
- terraphim_rolegraph
- realizar
- stakpak-tui
- petite-ad
- and 3267 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
- spatio
- 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
- crunch64-cli
- arrow-avro
- foxglove
- and 1874 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 1556 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 5107 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
- clap_lex
- noargs
- e62rs
- minui
- getopts-macro
- and 2427 more…
Command line utilities
Applications to run at the command line.
- duct
- irust
- bat
- lsd
- lychee
- vrc-get
- procs
- tracey
- nix-your-shell
- watermark-cli
- ccsum
- fluxor_cli
- lux-cli
- envoy-cli
- ssh-keyonly
- taws
- taskbeep
- pzsh
- and 10975 more…
Database interfaces
Interface with database management systems.
- rusqlite
- sea-orm
- redis
- sqlx
- diesel
- mongodb
- rocksdb
- datafusion
- deadpool-redis
- tansu
- chroma
- evento
- datafusion-sql
- deltalake
- datafusion-cli
- k8sql
- and 7965 more…
Date and time
Dealing with the fourth dimension.
- chrono
- humantime
- chrono-tz
- iana-time-zone
- icu_calendar
- duration-str
- httpdate
- hifitime
- uhlc
- coarsetime
- chronologic
- nightly2version
- aimcal
- time
- and 1064 more…
Database implementations
Database management systems implemented in Rust.
- arrow
- tantivy
- redb
- fjall
- surrealdb
- surrealkv
- sonic-server
- oxigraph
- yedb
- arrow-ord
- re_arrow_util
- seekstorm
- datafusion-session
- turso
- chroma-types
- and 828 more…
Programming languages
Compilers
- rustc-demangle
- ariadne
- tree-sitter
- boa_engine
- typst
- rquickjs
- oxc
- apollo-parser
- ruchy
- progenitor-middleware
- bashrs
- codanna
- oonta
- seq-compiler
- and 2640 more…
Internationalization (i18n)
and localization (l10n). Develop software for various languages and regions.
- num-format
- icu_properties
- icu_collator
- icu_normalizer
- sys-locale
- rust-i18n
- icu_datetime
- unic-langid
- phonelib
- icu_provider_source
- icu_locale_data
- and 921 more…
Authentication
Help with the process of confirming identities.
- jsonwebtoken
- git2
- argon2
- keyring
- azure_identity
- totp-rs
- openapiv3
- rpassword
- filepack
- kcr_keda_sh
- posemesh-domain-http
- rs-firebase-admin-sdk
- and 3125 more…
Configuration
Configuration management for applications.
- config
- rust-ini
- figment
- dotenvy
- etcetera
- configparser
- cedar-policy
- copypasta
- spring
- wireman-theme
- uapi-config
- oliver
- bt_http_cli_conf
- orion-variate
- and 2470 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
- fav_bili
- simple-whisper
- moq-clock
- fcast-sender-sdk
- and 2252 more…
Images
Process or make graphics.
- rgb
- image
- arboard
- qrcode
- fast_image_resize
- resvg
- gif
- palette
- peniko
- cairo-rs
- usvg
- kcr_imaging_ingestion_alvearie_org
- daily_strip
- lrcat-extractor
- and 2250 more…
Audio
Record, output, or process audio.
- cpal
- rodio
- hound
- rubato
- id3
- symphonia
- kira
- lofty
- scribble
- rtaudio
- clap-wrapper
- vibelang-dsp
- crime
- aec3
- sotto
- lanczos-resampler
- vibelang-sfz
- and 2734 more…
Video
Record, output, or process video.
- gstreamer
- webrtc
- ffmpeg-next
- rav1e
- openh264
- gifski
- ffmpeg-sidecar
- nom-exif
- av1-grain
- otr
- vapoursynth
- vidformer
- bili-live
- h264-parser
- hdrcopier-cli
- and 1211 more…
Rendering
Real-time or offline rendering of 2D or 3D graphics, usually on a GPU.
Graphics APIs
Direct access to the hardware's or the operating system's rendering capabilities.
- tiny-skia
- ash
- glutin
- core-graphics
- metal
- glow
- alacritty
- khronos-egl
- pdfium
- kiss3d
- diligent
- re_renderer
- vulkan-headers
- spottedcat
- re_analytics
- and 2325 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
- smol-rgb
- draco-oxide
- 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…
GUI
Create a graphical user interface.
- egui
- gtk4
- iced
- softbuffer
- taffy
- raw-window-handle
- winit
- wry
- ashpd
- swaybar_info
- rfd
- wayland-pipewire-idle-inhibit
- leptos-use
- paneru
- egui-theme-switch
- and 3601 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
- hex-literal
- hawkeye
- pretty_yaml
- firefly-iii
- arrow-cast
- tidier
- talmudifier
- pretty-num
- pretty_rdf
- 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
- kcr_expansion_gatekeeper_sh
- sqruff-lib
- simple-address-formatter
- and 1523 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
- crunch64
- line-column
- sdl3-image-src
- sdl3-src
- branches
- and 758 more…
Game dev
Crates for creating games.
- glam
- bevy
- tobj
- bevy_egui
- gilrs
- hecs
- steamworks
- avian3d
- gdextension-api
- bevy_minibuffer
- bevy_asky
- rsaber_pc
- minacalc-rs
- bevy_replicon
- sdl3
- vulkan-registry
- and 5233 more…
Caching
Store the results of previous computations.
- moka
- lru
- quick_cache
- cached
- ustr
- lasso
- http-cache-semantics
- clru
- query-flow
- foyer
- foyer-memory
- moka-cache
- foyer-common
- anytype
- zrl
- kellnr
- importmap
- and 1002 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
- darkomen
- dearxan-test-utils
- decrypt_truck
- and 1939 more…
Visualization
Ways to view data, such as plotting or graphing.
- plotters
- plotly
- prodash
- egui_plot
- charming
- rerun
- tokei
- graphviz-rust
- plotlars
- Tect
- terraphim_agent
- re_sdk
- rerun-cli
- re_data_ui
- git-loc
- re_viewport
- and 1341 more…
Finance
Payments, accounting, trading using real money
- rust_decimal
- async-stripe
- iso_currency
- yahoo_finance_api
- tackler
- databento
- orderbook-rs
- trade_aggregation
- patreon
- tradestation
- hull_white
- rithmic-rs
- and 926 more…
Email
Sending, receiving, formatting, and parsing email.
- lettre
- mailparse
- mail-parser
- email_address
- imap
- imap-proto
- aws-sdk-sesv2
- mailchecker
- imap-tools
- melib
- meli
- tag2upload-service-manager
- m2dir
- and 862 more…
Text editors
Applications for editing text.
- lsp-server
- tui-textarea
- lsp-types
- ra_ap_syntax
- tower-lsp
- neocmakelsp
- omega
- ra_ap_ide_db
- sprocket
- seq-repl
- ra_ap_project_model
- ra_ap_profile
- and 983 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 1129 more…
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…
Accessibility
Assistive technologies
- accesskit
- atspi
- mathcat
- simple-hotkeys
- a11ywatch_cli
- lector
- brlapi
- terminator-rs
- accesskit_atspi_common
- accesskit_winit
- accesskit_unix
- whisp
- and 150 more…
Security
anti-malware, pentesting, reversing, and code reviews
- cargo-auditable
- zizmor
- rustsec
- cargo-vet
- rustdllproxy
- cosmian_kmip
- clamav-client
- cargo-ddd
- hakoniwa
- dearxan
- virustotal-rs
- mini-vet
- tauri-dumper
- and 295 more…
Biology
Bioinformatics
- needletail
- bio
- rust-lapper
- rust-htslib
- ggetrs
- bio-seq
- minimap2
- rasusa
- lash-rs
- bio_apis
- parasail-rs
- bio_files
- varlociraptor
- ska
- dreid-forge
- packed-seq
- and 847 more…
Robotics
Robotics and vehicle engineering

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