Lib.rs

Index of 163,441 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
- thiserror
- itertools
- anyhow
- derive_more
- predicates
- once_cell
- derive_builder
- konst
- enum-assoc
- inout
- thiserror-ext
- once_cell_serde
- bon
- and 4926 more…
Network programming
Network protocols such as FTP, HTTP, or SSH, or lower-level TCP or UDP.
- ipnet
- tower
- socket2
- rustls-native-certs
- object_store
- aws-config
- libp2p
- local-ip-address
- tentacle
- dnstracer
- aws-sdk-mediapackagev2
- aws-sdk-mediaconvert
- and 8979 more…
Encoding data
Encoding and/or decoding data from one data format to another.
- base64
- serde_with
- prost
- serde
- serde_json
- encoding_rs
- simd-json
- bincode
- scale-info
- bytemuck
- pb-jelly
- glues
- tarolog
- json_filter_sorted
- cranelift-serde
- and 3699 more…
Data structures
Rust implementations of data structures for specific purposes.
- hashbrown
- indexmap
- bitvec
- half
- phf
- priority-queue
- arrayvec
- rangemap
- wide
- fastbloom
- arrow-array
- arrayset
- warg-transparency
- fvm_ipld_kamt
- oxidd-test-utils
- and 3866 more…
Algorithms
Core algorithms such as hashing, sorting and searching.
- rand
- ahash
- twox-hash
- strsim
- crc
- fastrand
- crypto-bigint
- xxhash-rust
- textdistance
- cdshealpix
- rithm
- sfcgal
- arrow-string
- rand_simple
- oxidd-reorder
- and 4028 more…
Web programming
Create applications for the Web.
- tonic
- mockito
- jsonwebtoken
- tower-http
- web-sys
- h2
- http
- webbrowser
- mangadex-api
- openai-api-rs
- varnish
- kittycad
- taskcluster
- svix
- magicapi-ai-gateway
- and 7339 more…
HTTP server
Server-side programming
- axum
- rocket
- tiny_http
- hyper-rustls
- actix-web
- actix-cors
- axum-test
- lambda_runtime
- poem
- teo
- apollo-router
- loco-rs
- err_metrics
- aliri_warp
- oasgen
- and 2278 more…
HTTP client
Make HTTP network requests.
- ureq
- curl
- hyper
- octocrab
- reqwest
- reqwest-middleware
- minreq
- h3
- rustyroad
- http_io
- http-cache-reqwest
- nyquest
- leetcode-api
- httpclient
- rquest
- apisdk
- and 821 more…
WebSocket
Communicate over the WebSocket protocol.
- async-tungstenite
- tungstenite
- tokio-tungstenite
- ws_stream_wasm
- fastwebsockets
- soketto
- tokio-websockets
- actix-ws
- websocat
- megalodon
- taxy-api
- and 503 more…
Parser implementations
Parse data formats or languages.
- uuid
- quick-xml
- semver
- url
- roxmltree
- gimli
- toml
- httparse
- jppe
- iso8601-timestamp
- arrow-json
- buildlog-consultant
- asn1
- annatto
- cli-pdf-to-text
- arrow-csv
- and 5105 more…
Cryptography
Algorithms intended for securing data.
- rustls
- curve25519-dalek
- blake3
- openssl
- rustls-pemfile
- p256
- sha1
- x509-parser
- pgen
- matrix-sdk-crypto
- libp2p-identity
- boring
- blsful
- sigh
- jubjub-plus
- and 4079 more…
WebAssembly
Targeting or manipulating WebAssembly.
- serde-wasm-bindgen
- wasmi
- wasm-smith
- js-sys
- ts-rs
- wit-bindgen-cli
- wit-parser
- extism
- weval
- wasi-preview1-component-adapter-provider
- wiggle
- wkg
- and 2417 more…
Parser tooling
Low-level tools and parser generators.
- nom
- pest
- logos
- lalrpop
- peg
- chumsky
- combine
- pom
- lrpar
- rustemo-compiler
- alkale
- tree-sitter-css
- fn-bnf
- tree-sitter-jsdoc
- tree-sitter-scala
- parol_runtime
- and 497 more…
Development tools
Testing, debugging, linting, performance profiling, autocompletion, formatting, and more.
- git2
- pretty_assertions
- arrow
- kube
- fake
- assert-json-diff
- bollard
- embed-resource
- oxc_resolver
- crev-wot
- just
- gitignores
- winch-codegen
- cranelift-codegen-meta
- and 3962 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
- cmake
- rustc_version
- pkg-config
- shadow-rs
- system-deps
- built
- vergen
- xshell
- depot-js
- monorail
- august-build
- dinghy-lib
- rb-sys-build
- cpclib-bndbuild
- and 1117 more…
Testing
Verify the correctness of your code.
- trybuild
- insta
- proptest
- serial_test
- test-case
- assert_cmd
- rstest
- arbitrary
- mockall
- dinghy-test
- kble
- cargo-afl
- arrow-integration-test
- libcnb-test
- and 1403 more…
FFI
Interface with other languages. Includes binding generators and helpful language constructs.
- bindgen
- pyo3
- napi
- cxx
- cbindgen
- jni
- numpy
- uniffi
- tlua
- tealr
- flapigen
- cpp_common
- pyo3-macros-backend
- cmod
- napi-ohos
- cpp_build
- cpp
- pyo3-ffi
- uniffi_udl
- and 454 more…
Cargo plugins
Subcommands that extend the capabilities of Cargo.
- cargo_metadata
- cargo-sort
- cargo-llvm-cov
- clap-cargo
- cargo-hack
- cargo-auditable
- cargo-deb
- cargo-bloat
- cargo-about
- cargo-dinghy
- dinghy-build
- cargo-3ds
- and 1047 more…
Profiling
Figure out the performance of your code.
- criterion
- divan
- hdrhistogram
- pprof
- inferno
- profiling
- oha
- iai-callgrind
- stak-profiler
- deno_bench_util
- rapl-energy
- ra_ap_profile
- perf-event-open-sys2
- and 570 more…
Procedural macros
Extend Rust language with procedural macros.
- strum
- proc-macro-crate
- synstructure
- proc-macro2
- litrs
- unicode-ident
- quote
- syn
- ctor
- EnumBitFlags
- doc_consts
- wasmtime-versioned-export-macros
- and 6891 more…
Asynchronous
Async program flow using techniques like futures, promises, waiting, or eventing.
- mio
- tokio
- tokio-rustls
- deadpool
- rdkafka
- futures
- mlua
- blocking
- lcode
- netidx-protocols
- poem-openapi
- elegant-departure
- tros
- pupactor
- fvm_shared
- and 3417 more…
Concurrency
Implementing concurrent and parallel computation.
- parking_lot
- spin
- rayon
- flume
- async-lock
- async-channel
- crossbeam
- dashmap
- sync_wrapper
- orx-parallel
- tokio-cadence
- atomic-maybe-uninit
- oxidd-rules-mtbdd
- and 1844 more…
Text processing
Deal with the complexities of human language when expressed in textual form.
- regex
- textwrap
- similar
- const_format
- fancy-regex
- unicode-segmentation
- unicode-normalization
- ropey
- ferris-says
- netidx
- clipboard-rs
- lindera-tantivy
- and 3021 more…
Operating systems
Bindings to operating system-specific APIs.
- sysinfo
- which
- getrandom
- libc
- whoami
- ctrlc
- libloading
- os_info
- zellij
- lightspeed_scheduler
- bootupd
- oma-apt
- rustyfetch
- pactup
- secmem-proc
- teletypewriter
- and 1509 more…
Unix APIs
Bindings to Unix-specific APIs.
- nix
- rustix
- zbus
- signal-hook
- procfs
- glib
- sysctl
- pango
- libbpf-rs
- linux-sysno
- nmstate
- automatic-timezoned
- rublk
- scx_utils
- debian-analyzer
- syd
- usb-gadget
- and 1508 more…
Windows APIs
Bindings to Windows-specific APIs.
- windows
- winreg
- clipboard-win
- native-windows-gui
- wmi
- winres
- windows-sys
- wild
- registry
- winpty-rs
- printers
- uiautomation
- windows_service_controller
- and 634 more…
macOS and iOS APIs
Bindings to Apple-specific APIs.
- objc
- security-framework
- block2
- cocoa
- objc2
- swift-bridge
- raw-window-metal
- core-foundation-sys
- dmgwiz
- fat-macho
- fse_dump
- ddc-macos
- unison-fsmonitor
- and 323 more…
Filesystem
Crates for dealing with files and filesystems.
- tempfile
- directories
- tar
- camino
- glob
- notify
- shellexpand
- fs_extra
- lovesay
- p9
- rustic_core
- composefs
- refine
- magika-cli
- fman
- kxio
- rotour
- magika
- and 2601 more…
Embedded development
For embedded devices or devices without an operating system.
- postcard
- portable-atomic
- zerocopy
- embedded-hal
- elf
- rhai
- smoltcp
- brotli-decompressor
- mbedtls
- wlink
- xtensa-lx-rt
- bt-hci
- esp-riscv-rt
- button-driver
- and 3548 more…
Hardware support
Interface with specific CPU or other hardware features.
- num_cpus
- serialport
- raw-cpuid
- blake2b_simd
- crc32fast
- nvml-wrapper
- x86_64
- enigo
- simsimd
- hidreport
- foundation-firmware
- fdcanusb
- esp-ieee802154
- and 3319 more…
Database interfaces
Interface with database management systems.
- rusqlite
- redis
- sqlx
- sea-orm
- diesel
- webpki-roots
- libsqlite3-sys
- sea-query
- elasticsearch
- tarantool
- arrow-odbc
- annonars
- apollo-federation
- reductstore
- and 4679 more…
Database implementations
Database management systems implemented in Rust.
- redb
- tantivy
- sonic-server
- indicium
- surrealkv
- oxigraph
- fjall
- vortex-array
- vortex-ipc
- slatedb
- seekstorm
- surrealdb-core-nightly
- small_uid
- vortex-sampling-compressor
- and 582 more…
Science
Solving problems involving math, physics, and other scientific fields.
- uom
- typst
- average
- las
- hdf5-metno
- fitsio
- picovoice
- gsw
- perestroika
- mwa_hyperbeam
- bed2gtf
- wybr
- gems
- astrors
- Rustb
- cheminee
- voronota
- bioformats-rs
- and 2985 more…
Math
Solving problems involving math and logic.
- rust_decimal
- bigdecimal
- num-integer
- statrs
- nalgebra
- kurbo
- sprs
- num-complex
- figures
- lp_parser_rs
- lin-alg2
- oxidd-cli
- parry2d-f64
- ratio-matrix
- and 2989 more…
Machine learning
AI, ML, NN, etc.
- safetensors
- ort
- mosec
- tiktoken-rs
- tch
- burn
- liboxen
- rstats
- llama-desktop
- rustics
- neurons
- augurs-forecaster
- aleph_ollama
- perpetual
- rerun_c
- re_int_histogram
- and 1691 more…
Geospatial
GIS, maps, and stuff on Earth
- geos
- geo
- google_maps
- anise
- geozero
- h3o
- proj
- geohash
- geo-types
- japanese-address-parser
- osm-lump-ways
- versatiles_image
- h3o-mvt
- opening-hours
- walkers
- and 372 more…
Compression
Algorithms for making data smaller.
- flate2
- zip
- lz4_flex
- miniz_oxide
- brotli
- zstd
- libflate
- parquet
- wrappe
- brasilapi
- netidx-archive
- nfdump
- utf-c
- cpclib-crunchers
- vortex-fastlanes
- and 1130 more…
Command-line interface
Argument parsers, line-editing, or output coloring and formatting.
- comfy-table
- colored
- ratatui
- crossterm
- clap
- nu-ansi-term
- console
- anstyle
- clap-verbosity-flag
- rustyline
- ascii_table
- colorz
- uucore
- crates-tui
- terminal-colorsaurus
- and 1599 more…
Command line utilities
Applications to run at the command line.
- tealdeer
- lsd
- fd-find
- mise
- zoxide
- sarif-fmt
- odbc2parquet
- python-project-generator
- mrktpltsbot
- zeeper
- rst
- barista
- jirust-cli
- tarantool-test
- git-cliff
- and 7520 more…
Programming languages
Compilers
- rustc-hash
- ariadne
- rustc-demangle
- boa_engine
- llvm-sys
- apollo-compiler
- ui_test
- annotate-snippets
- rquickjs
- qalam
- atto
- altv
- cranelift-reader
- cranelift-interpreter
- and 1853 more…
Memory management
Allocation, memory mapping, garbage collection, reference counting, or interfaces to foreign memory managers.
- bumpalo
- arc-swap
- memmap2
- jemallocator
- sharded-slab
- tikv-jemallocator
- heapless
- arcstr
- istring
- alloc-track
- wayrs-utils
- kona-common
- hugealloc
- arcslab
- and 1124 more…
Date and time
Dealing with the fourth dimension.
- chrono-tz
- chrono
- iana-time-zone
- httpdate
- hifitime
- cron
- duration-str
- tokio-cron-scheduler
- croner
- diligent-date-parser
- calendrier
- compact-calendar
- and 807 more…
No standard library
Libraries that function without the Rust standard library.
- heck
- target-lexicon
- libm
- const_panic
- colorous
- petname
- assert_matches
- opaque-ke
- str-buf
- trimothy
- bitflag-attr
- konst_kernel
- digit-layout
- cranelift-module
- and 640 more…
Configuration
Configuration management for applications.
- config
- rust-ini
- figment
- cedar-policy
- envy
- etcetera
- gix-config
- envconfig
- chezmoi_modify_manager
- envfury
- lcode-config
- esp-config
- opsview
- railwayapp
- and 1472 more…
GUI
Create a graphical user interface.
- egui
- notify-rust
- softbuffer
- wry
- taffy
- iced
- raw-window-handle
- winit
- netidx-browser
- i3bar-river
- neophyte
- lunk
- pigg
- wcpopup
- actuate
- x-win
- tether-egui
- and 2145 more…
Caching
Store the results of previous computations.
- lru
- cached
- moka
- string_cache
- ustr
- clru
- http-cache-semantics
- internment
- pi_assets
- fast_pool
- debuginfod
- lightspeed_cache
- http-cache
- infinitree-backends
- and 522 more…
Multimedia
Audio, video, and image processing or rendering engines.
- exr
- gstreamer-rtp
- ffmpeg-sidecar
- stream-download
- ril
- deltae
- cros-codecs
- nokhwa
- x-media
- str0m
- ruxguitar
- tvdb-ep-list
- rustypipe
- sdl3
- media_info
- and 1465 more…
Images
Process or make graphics.
- rgb
- arboard
- qrcode
- resvg
- fast_image_resize
- opencv
- imgref
- svg
- cavif
- skia-safe
- pylon-cxx
- ezk-image
- svgdx
- yuvutils-rs
- freyr
- libblur
- imageoptimize
- and 1463 more…
Audio
Record, output, or process audio.
- cpal
- hound
- rodio
- id3
- rubato
- symphonia
- spotify_player
- kira
- midir
- paswitch-rs
- hylarana-codec
- core-audio-types-rs
- chordparser
- cepstrum-extractor
- and 1738 more…
Video
Record, output, or process video.
- webrtc
- ab-av1
- mp4
- rav1e
- gifski
- tplay
- openh264
- ffmpeg-next
- av-format
- av-bitstream
- webm-iterable
- wl-screenrec
- video-capture
- video-rs
- titans
- otr-utils
- and 728 more…
Rendering
Real-time or offline rendering of 2D or 3D graphics, usually on a GPU.
- tiny-skia
- pangocairo
- encase
- pixels
- openxr
- notan
- vello
- glyph_brush
- velato
- sdl3-sys
- ul-next
- bevy_pixel_buffer
- pixglyph
- vello_svg
- wgpu_text
- glsl-lang-types
- and 1628 more…
Graphics APIs
Direct access to the hardware's or the operating system's rendering capabilities.
- ash
- x11rb
- metal
- wgpu
- khronos-egl
- naga_oil
- glutin
- font-kit
- glow
- libharu_ng
- xplm
- femtovg
- rio-backend
- hylarana-graphics
- i_overlay
- egui_wgpu_backend
- and 1628 more…
Gfx data formats
Loading and parsing of data for 2D/3D rendering, like 3D models or animations.
- fontdb
- gltf
- swash
- obj-rs
- owned_ttf_parser
- noto-sans-mono-bitmap
- poppler-rs
- tween
- font-test-data
- kittycad-modeling-cmds
- stl_io
- display3d
- bevy_gaussian_splatting
- and 172 more…
Rendering engine
High-level solutions for rendering on the screen.
- meshopt
- intel_tex_2
- vk-mem
- screen-13
- textcanvas
- rs_pbrt
- all-is-cubes
- starfinder
- jandering_engine
- pax-runtime
- anari_sys
- tato
- cen
- lumenpyx
- kiyo
- and 106 more…
Authentication
Help with the process of confirming identities.
- keyring
- oauth2
- rpassword
- scrypt
- casbin
- jwt-simple
- sequoia-wot
- jwt-cli
- libreauth
- git2_credentials
- blockchyp
- ogk
- ssh-key-dir
- ntlmclient
- aliri_oauth2
- and 1643 more…
Value formatting
Format values for display to a user, potentially adapting the display to various languages and regions.
- humansize
- bytesize
- prettyplease
- ryu-js
- strfmt
- hex-literal
- const-hex
- faster-hex
- itoa
- vesper-lang
- fs_metadata
- eb_nordpool
- mubo
- dprint-plugin-typescript
- and 504 more…
Template engine
Combine templates with data to produce documents, usually with an emphasis on processing text.
- handlebars
- minijinja
- tera
- askama
- mrml
- tpnote
- hayagriva
- fluent-templates
- genco
- template-cli
- ssg
- markup_fmt
- hypertext
- mdmodels
- cans
- zen-tmpl
- marmite
- and 947 more…
Visualization
Ways to view data, such as plotting or graphing.
- tabled
- plotters
- plotly
- tokei
- prodash
- rerun
- bottom
- egui_plot
- oxidd-dump
- terminal3d
- oklch-color-picker
- perspective-server
- re_viewport
- re_space_view_text_log
- and 705 more…
Internationalization (i18n)
and localization (l10n). Develop software for various languages and regions.
Game dev
Crates for creating games.
- glam
- bevy-inspector-egui
- bevy
- tobj
- bevy_egui
- bevy_mod_picking
- bvh
- raylib
- jomini
- bevy_spritesheet_animation
- three-d-asset
- bevy_collider_gen
- bevy_ldtk_asset
- and 3844 more…
Games
Fun and entertainment. Games and mods implemented in Rust.
- tsudoku
- steamlocate
- shticker_book_unwritten
- ferium
- minedmap
- protonup-rs
- rpfm_cli
- rosu-pp
- asphalt
- cardgames
- ffxiv-crafting
- retro
- cgol-tui
- rl-hours-tracker
- and 1362 more…
Email
Sending, receiving, formatting, and parsing email.
- lettre
- email_address
- imap
- mailchecker
- imap-proto
- imap-tools
- aws-sdk-ses
- sendgrid
- rfc2047-decoder
- meli
- dropbox-sdk
- railsy
- lightspeed_email
- maildirpp
- and 521 more…
Text editors
Applications for editing text.
- tui-textarea
- lsp-server
- lsp-types
- neocmakelsp
- tower-lsp
- shellharden
- edit
- pest-language-server
- solv
- and 724 more…
Emulators
Run software or games not available natively on the host computer.
- risc0-zkvm
- polkavm
- plastic
- qemu
- polkatool
- agb
- enjoy
- swf
- and 515 more…
Simulation
Model or construct models for some activity, e.g. to simulate a networking protocol.
- bender
- rapier3d-f64
- nexosim
- sadness-generator
- rapier3d
- maliput
- qoqo_calculator
- barter-data-sniper
- and 601 more…
Accessibility
Assistive technologies
- atk
- atspi
- a11ywatch_cli
- whisp
- msedge-tts
- kayle_cli
- mathcat
- a11y
- and 89 more…
Finance
Payments, accounting, trading using real money
- iso_currency
- ibapi
- portfolio_rs
- open-payments-iso20022
- barter-integration
- tackler
- databento
- lfest
- and 491 more…
Biology
Bioinformatics
- needletail
- rust-htslib
- oarfish
- grepq
- atg
- gsearch
- plascad
- rasusa
- and 445 more…
Robotics
Robotics and vehicle engineering

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