Lib.rs

Index of 163,360 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
- itertools
- thiserror
- anyhow
- derive_more
- once_cell
- predicates
- lazy_static
- validator
- fallible_collections
- ordered-float
- funcmap
- mvutils
- and 4824 more…
Network programming
Network protocols such as FTP, HTTP, or SSH, or lower-level TCP or UDP.
- ipnet
- tower
- socket2
- rustls-native-certs
- aws-config
- object_store
- aws-sdk-s3
- quinn
- aws-sdk-lambda
- aws-sdk-resourceexplorer2
- aws-sdk-ec2
- aws-sdk-bedrockruntime
- and 8810 more…
Data structures
Rust implementations of data structures for specific purposes.
- hashbrown
- indexmap
- bitvec
- smallvec
- half
- phf
- priority-queue
- arrayvec
- bloomfilter
- sn_registers
- newtype-uuid
- graphrs
- rpds-pathtree
- rust-box
- sync42
- and 3812 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
- bitstream-io
- cyclonedx-bom
- jexl-eval
- ear
- capnp-futures
- ion-rs
- pbjsonrpc-build
- and 3647 more…
Algorithms
Core algorithms such as hashing, sorting and searching.
- rand
- ahash
- twox-hash
- strsim
- fastrand
- crc
- crypto-bigint
- xxhash-rust
- rstar
- quad-rand
- length
- checksum-tapestry
- diff-match-patch-rs
- resolvo
- libcprover_rust
- and 3938 more…
Web programming
Create applications for the Web.
- tonic
- mockito
- jsonwebtoken
- tower-http
- http
- h2
- webbrowser
- mime
- sourcemap
- reflux
- lychee
- reqwest-streams
- tokio_with_wasm
- deno_core
- leptos-use
- aws-sdk-rdsdata
- and 7183 more…
HTTP server
Server-side programming
- axum
- rocket
- hyper-rustls
- tiny_http
- actix-web
- actix-cors
- lambda_runtime
- actix-session
- dufs
- cratery
- apollo-router
- hoot
- tinyhttp
- coolstyleserver
- and 2249 more…
HTTP client
Make HTTP network requests.
- ureq
- curl
- hyper
- octocrab
- reqwest
- reqwest-middleware
- minreq
- h3
- nomad-client-rs
- oxhttp
- dsh_rest_api_client
- curl-sys
- datadog-api-client
- edc-connector-client
- and 810 more…
WebSocket
Communicate over the WebSocket protocol.
Cryptography
Algorithms intended for securing data.
- curve25519-dalek
- rustls
- blake3
- openssl
- rustls-pemfile
- sha1
- p256
- x509-parser
- russh
- libhydrogen
- c2pa
- orodruin
- tfhe
- macarunes
- mls-rs
- frodo-kem-rs
- and 4026 more…
WebAssembly
Targeting or manipulating WebAssembly.
- serde-wasm-bindgen
- wasmi
- ts-rs
- wasm-smith
- gloo
- wit-parser
- js-sys
- wit-bindgen-cli
- wasmer
- orca-wasm
- wasmtime-asm-macros
- pulley-interpreter
- wasmtime-cli
- and 2386 more…
Development tools
Testing, debugging, linting, performance profiling, autocompletion, formatting, and more.
- git2
- pretty_assertions
- arrow
- kube
- fake
- assert-json-diff
- bollard
- embed-resource
- libfuzzer-sys
- sqlformat
- ovmf-prebuilt
- dofigen
- spark-cli
- jj-cli
- and 3910 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
- rustc_version
- cmake
- pkg-config
- system-deps
- shadow-rs
- built
- vergen
- git-warp-time
- farmfe_plugin_progress
- garden-tools
- hugo-build
- rattler_index
- and 1103 more…
Testing
Verify the correctness of your code.
- trybuild
- insta
- proptest
- test-case
- assert_cmd
- serial_test
- rstest
- arbitrary
- derive_arbitrary
- ziggy
- moq
- snapbox
- httpwg-cli
- toster
- symphonize
- cranelift-control
- and 1374 more…
FFI
Interface with other languages. Includes binding generators and helpful language constructs.
- bindgen
- napi
- cxx
- cbindgen
- pyo3
- jni
- numpy
- uniffi
- rust2go-cli
- ffi_types
- flutter_rust_bridge_codegen
- pyo3-macros-backend
- napi-sys
- rust2go-common
- and 454 more…
Cargo plugins
Subcommands that extend the capabilities of Cargo.
- cargo_metadata
- cargo-sort
- cargo-llvm-cov
- clap-cargo
- cargo-hack
- cargo-bloat
- cargo-deb
- cargo-careful
- cargo-leptos
- upstream-ontologist
- cargo-so
- and 1040 more…
Profiling
Figure out the performance of your code.
- criterion
- divan
- pprof
- profiling
- inferno
- hdrhistogram
- oha
- iai-callgrind
- py-spy
- criterion2
- tracy-client-sys
- flaregun
- rbspy
- hyper-wrapper
- deno_bench_util
- and 573 more…
Procedural macros
Extend Rust language with procedural macros.
- strum
- proc-macro-crate
- synstructure
- litrs
- proc-macro2
- unicode-ident
- quote
- syn
- docify
- maybe-async-cfg
- syn_derive
- is-macro
- bon-cli
- wasmtime-versioned-export-macros
- and 6817 more…
Parser implementations
Parse data formats or languages.
- uuid
- quick-xml
- semver
- url
- roxmltree
- sqlparser
- gimli
- httparse
- sanitize-filename
- xml-rs
- lancelot-flirt
- qsv
- noodles-csi
- ion-cli
- sparesults
- oxrdfio
- and 5037 more…
Asynchronous
Async program flow using techniques like futures, promises, waiting, or eventing.
- mio
- tokio
- tokio-rustls
- deadpool
- mlua
- rdkafka
- async-broadcast
- futures
- async-io
- polling
- decrypt-cookies
- singleflight-async
- embedded-runtime
- kafru
- and 3392 more…
Concurrency
Implementing concurrent and parallel computation.
- parking_lot
- spin
- rayon
- flume
- async-lock
- async-channel
- crossbeam
- dashmap
- thread-priority
- rcu_cell
- mcslock
- fast-able
- fluxion
- tatl
- split_channel
- and 1820 more…
Parser tooling
Low-level tools and parser generators.
- nom
- logos
- pest
- peg
- lalrpop
- chumsky
- combine
- pom
- cfgrammar
- bitreader
- lrlex
- lrtable
- rustlr
- tree-sitter-rigz
- nom-tracer
- oni-comb-parser-rs
- fn-bnf
- and 477 more…
Text processing
Deal with the complexities of human language when expressed in textual form.
- regex
- textwrap
- similar
- fancy-regex
- const_format
- unicode-segmentation
- pulldown-cmark
- ropey
- mdbook
- mdbook-katex
- synoptic
- ipset_lookup
- vesti
- numeric-sort
- and 2949 more…
Operating systems
Bindings to operating system-specific APIs.
- sysinfo
- getrandom
- which
- libc
- whoami
- ctrlc
- libloading
- os_info
- zellij
- rattler
- os-id
- macchina
- ostree-ext
- get-cve
- yaxi
- rustrc
- irust_repl
- libscemu
- and 1499 more…
Unix APIs
Bindings to Unix-specific APIs.
- nix
- rustix
- zbus
- signal-hook
- procfs
- sysctl
- caps
- daemonize
- rexpect
- vhost
- systemd-run
- libbpf-rs
- lib_game_detector
- desk-exec
- scx_utils
- robopages
- and 1501 more…
Windows APIs
Bindings to Windows-specific APIs.
- windows
- winreg
- clipboard-win
- native-windows-gui
- wmi
- winres
- wild
- windows-sys
- registry
- winpty-rs
- uiautomation
- dbgeng
- wnf
- windows_service_controller
- and 659 more…
macOS and iOS APIs
Bindings to Apple-specific APIs.
- objc
- security-framework
- block2
- cocoa
- objc2
- swift-bridge
- core-foundation-sys
- kb-remap
- fat-macho
- fse_dump
- pfctl
- ddc-macos
- apple-dmg
- apple-bundles
- and 318 more…
Filesystem
Crates for dealing with files and filesystems.
- tempfile
- directories
- tar
- camino
- glob
- notify
- fs_extra
- shellexpand
- file-format
- opendal
- simple-fs
- fs4
- audio-preview
- jql-runner
- biometrics_prometheus
- and 2550 more…
Embedded development
For embedded devices or devices without an operating system.
- postcard
- portable-atomic
- zerocopy
- embedded-hal
- elf
- smoltcp
- brotli-decompressor
- rhai
- embedded-sdmmc
- embassy-executor
- svd2rust
- aht20-driver
- cortex-m-rt
- and 3485 more…
Hardware support
Interface with specific CPU or other hardware features.
- num_cpus
- serialport
- raw-cpuid
- blake2b_simd
- crc32fast
- nvml-wrapper
- x86_64
- btleplug
- wterm
- lipl-display-egui
- twincatads-rs
- embedded-runtime-rp2040
- and 3283 more…
Database interfaces
Interface with database management systems.
- rusqlite
- redis
- sqlx
- sea-orm
- diesel
- webpki-roots
- libsqlite3-sys
- sea-query
- fred
- apollo-federation
- armour
- redis_rawl
- saros
- pywr-v1-validator
- oxsdatatypes
- and 4610 more…
Database implementations
Database management systems implemented in Rust.
- redb
- tantivy
- indicium
- oxigraph
- sonic-server
- fjall
- persy
- surrealdb
- dbutils
- qubl-rs
- datafusion-functions-nested
- vortex-datafusion
- surrealdb-core-nightly
- and 572 more…
Compression
Algorithms for making data smaller.
- zip
- flate2
- lz4_flex
- miniz_oxide
- brotli
- zstd
- libflate
- async-compression
- cabac
- firo
- sst
- loona-hpack
- commonware-storage
- tiffwrite
- vortex-runend-bool
- and 1109 more…
Command-line interface
Argument parsers, line-editing, or output coloring and formatting.
- colored
- ratatui
- comfy-table
- crossterm
- clap
- nu-ansi-term
- console
- anstyle
- kdam
- skeld
- nucleo-picker
- manga-tui
- takecrate
- allup
- starbase_styles
- colors-by-example
- and 1585 more…
Command line utilities
Applications to run at the command line.
- lsd
- fd-find
- mise
- zoxide
- tealdeer
- sarif-fmt
- odbc2parquet
- python-project-generator
- smartcat
- mrktpltsbot
- htop
- dicom-dictionary-builder
- metaframer
- and 7446 more…
Science
Solving problems involving math, physics, and other scientific fields.
- uom
- typst
- average
- las
- hdf5-metno
- fitsio
- grib
- steno
- biodivine-hctl-model-checker
- mendeleev
- chromosome
- lsmtk
- roqoqo
- atm-refraction
- noodles-bam
- and 2944 more…
Math
Solving problems involving math and logic.
- rust_decimal
- num-integer
- bigdecimal
- nalgebra
- statrs
- kurbo
- euclid
- sprs
- good_lp
- peroxide
- mosek
- nextsv
- num-dual
- ring360
- automesh
- twibint
- opengm_rts
- and 2942 more…
Machine learning
AI, ML, NN, etc.
- safetensors
- ort
- tiktoken-rs
- mosec
- rstats
- burn
- liboxen
- rv
- whisper-rs
- espionox
- rig-core
- reinfer-cli
- openai_dive
- egg-viz
- jams
- gpt_sovits_rs
- llama-cpp-4
- and 1665 more…
Geospatial
GIS, maps, and stuff on Earth
- geo
- geos
- google_maps
- anise
- geozero
- polyline
- gdal
- h3o
- osm-lump-ways
- tile-grid
- versatiles_geometry
- geo_rust
- olympian
- sl-types
- opening-hours
- cities-json
- and 370 more…
Memory management
Allocation, memory mapping, garbage collection, reference counting, or interfaces to foreign memory managers.
- bumpalo
- memmap2
- arc-swap
- jemallocator
- sharded-slab
- tikv-jemallocator
- heapless
- arcstr
- rustc-std-workspace-alloc
- process-image
- hyperlight-guest
- and 1109 more…
Programming languages
Compilers
- rustc-hash
- ariadne
- rustc-demangle
- boa_engine
- llvm-sys
- apollo-compiler
- ui_test
- annotate-snippets
- j4rs
- adana
- jexl-parser
- sus_compiler
- atto
- cranelift-frontend
- and 1823 more…
Date and time
Dealing with the fourth dimension.
- chrono
- chrono-tz
- httpdate
- iana-time-zone
- hifitime
- iso8601
- cron
- duration-str
- speedate
- tai64
- radio_datetime_analyzer
- toggl
- claudiofsr_lib
- compact-calendar
- and 785 more…
No standard library
Libraries that function without the Rust standard library.
- heck
- target-lexicon
- libm
- const_panic
- colorous
- petname
- assert_matches
- opaque-ke
- coap-handler-implementations
- ser-write-msgpack
- miden-rpc-proto
- and 645 more…
Configuration
Configuration management for applications.
- config
- rust-ini
- figment
- cedar-policy
- envy
- etcetera
- gix-config
- dfm
- activate
- opsview
- rsjsonnet
- ignition-config
- duxcore
- psprompt
- sprinkles-rs
- fpr-cli
- and 1439 more…
GUI
Create a graphical user interface.
- egui
- notify-rust
- softbuffer
- wry
- winit
- iced
- raw-window-handle
- taffy
- fltk-webview
- rust-fontconfig
- lipl-display-slint
- grx
- gstore
- tauri-plugin-window-state
- and 2117 more…
Authentication
Help with the process of confirming identities.
- keyring
- oauth2
- rpassword
- scrypt
- casbin
- jwt-simple
- sequoia-wot
- jwt-cli
- llogin
- cotp
- kanidm_client
- pavex_session
- xdid-method-key
- autonomi-cli
- aws-sdk-rolesanywhere
- and 1606 more…
Caching
Store the results of previous computations.
- lru
- cached
- moka
- string_cache
- ustr
- clru
- http-cache-semantics
- internment
- lease
- hash_on_write
- tiny_lfu
- pingora-memory-cache
- pingora-lru
- deja
- kash
- and 509 more…
Multimedia
Audio, video, and image processing or rendering engines.
- exr
- ffmpeg-sidecar
- gstreamer-rtsp
- ril
- stream-download
- deltae
- nokhwa
- ffmpeg-the-third
- mseq
- gstreamer-rtsp-server
- tvdb-ep-list
- emk-rs
- gstreamer
- and 1435 more…
Images
Process or make graphics.
- rgb
- arboard
- qrcode
- resvg
- fast_image_resize
- palette
- imgref
- opencv
- kamadak-exif
- png_pong
- pic-scale
- resize
- libheif-sys
- image
- mmpx
- zxing-cpp
- rgb_int
- and 1431 more…
Audio
Record, output, or process audio.
- cpal
- hound
- rodio
- id3
- rubato
- symphonia
- spotify_player
- kira
- pacmog
- flac-bound
- wavv
- dj-wizard
- Vibe_Player
- whisper-rs-sys
- synth-music
- cubeb-backend
- and 1707 more…
Video
Record, output, or process video.
- webrtc
- mp4
- ab-av1
- rav1e
- gifski
- openh264
- dash-mpd
- ffmpeg-next
- projectm
- scap
- mirrorman
- gst-plugin-ndi
- gst-plugin-gtk4
- otr-utils
- video-rs
- managarr
- and 721 more…
Rendering
Real-time or offline rendering of 2D or 3D graphics, usually on a GPU.
- tiny-skia
- pangocairo
- encase
- vello
- pixels
- openxr
- notan
- flo_curves
- sdl3
- wgpu_text
- sdl3-sys
- rasterize
- bevy_zeroverse
- gr
- glyph_brush
- spirv-cross2
- and 1611 more…
Graphics APIs
Direct access to the hardware's or the operating system's rendering capabilities.
- ash
- x11rb
- metal
- wgpu
- naga_oil
- khronos-egl
- glutin
- font-kit
- hudhook
- soundview
- rjmatrix
- glyphon
- app-surface
- bevy_pbr
- egui_render_wgpu
- egui_overlay
- and 1611 more…
Gfx data formats
Loading and parsing of data for 2D/3D rendering, like 3D models or animations.
- gltf
- fontdb
- swash
- obj-rs
- owned_ttf_parser
- noto-sans-mono-bitmap
- poppler-rs
- tween
- image_dds
- display3d
- bevy_gaussian_splatting
- goldsrc-rs
- kcl-lib
- and 171 more…
Rendering engine
High-level solutions for rendering on the screen.
- meshopt
- intel_tex_2
- vk-mem
- screen-13
- rs_pbrt
- textcanvas
- all-is-cubes
- starfinder
- simple-pixels
- anari_sys
- pax-runtime
- tato
- cen
- lumenpyx
- kiyo
- dacho
- and 104 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
- vesper-lang
- nu_plugin_units
- shelve
- fs_metadata
- byte-unit
- snurr
- and 495 more…
Template engine
Combine templates with data to produce documents, usually with an emphasis on processing text.
- handlebars
- tera
- minijinja
- askama
- hayagriva
- mrml
- fluent-templates
- sailfish
- and 940 more…
Visualization
Ways to view data, such as plotting or graphing.
- tabled
- plotters
- plotly
- tokei
- prodash
- bottom
- egui_plot
- rerun
- and 704 more…
Internationalization (i18n)
and localization (l10n). Develop software for various languages and regions.
- num-format
- sys-locale
- language-tags
- icu_segmenter
- icu_normalizer
- rust-i18n
- whatlang
- google-translate3-cli
- and 675 more…
Game dev
Crates for creating games.
- glam
- bevy-inspector-egui
- bevy
- tobj
- bevy_egui
- bevy_mod_picking
- bvh
- bevy_ecs
- and 3776 more…
Games
Fun and entertainment. Games and mods implemented in Rust.
- tsudoku
- steamlocate
- shticker_book_unwritten
- ferium
- rpfm_cli
- minedmap
- rosu-pp
- szs
- and 1355 more…
Text editors
Applications for editing text.
- lsp-server
- tui-textarea
- lsp-types
- neocmakelsp
- tower-lsp
- shellharden
- kak-lsp
- edit
- and 708 more…
Email
Sending, receiving, formatting, and parsing email.
- lettre
- email_address
- imap
- mailchecker
- imap-proto
- aws-sdk-ses
- sendgrid
- async-imap
- and 522 more…
Emulators
Run software or games not available natively on the host computer.
- risc0-zkvm
- polkavm
- qemu
- polkatool
- enjoy
- agb
- swf
- virt
- and 519 more…
Simulation
Model or construct models for some activity, e.g. to simulate a networking protocol.
- bender
- rapier3d
- sadness-generator
- asynchronix
- qoqo_calculator
- dvcompute
- rapier_testbed2d
- maliput
- and 581 more…
Accessibility
Assistive technologies
- atk
- atspi
- a11ywatch_cli
- whisp
- kayle_cli
- mathcat
- a11y
- msedge-tts
- and 88 more…
Finance
Payments, accounting, trading using real money
- iso_currency
- barter-integration
- open-payments-iso20022
- databento
- tackler
- lfest
- tinkoff-invest
- portfolio_rs
- and 482 more…
Biology
Bioinformatics
- needletail
- rust-htslib
- gsearch
- rasusa
- plascad
- proseg
- varfish-server-worker
- grepq
- and 443 more…
Robotics
Robotics and vehicle engineering

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