Lib.rs

Index of 169,247 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
- anyhow
- itertools
- derive_more
- ordered-float
- predicates
- num
- enumflags2
- bounded-integer
- auto_enums
- fixnum
- ptr-union
- mago-typing
- and 5241 more…
Network programming
Network protocols such as FTP, HTTP, or SSH, or lower-level TCP or UDP.
- tower
- ipnet
- socket2
- aws-config
- libp2p
- rustls-native-certs
- hickory-resolver
- quinn
- cidr
- vproxy
- gcloud-sdk
- generic-async-http-client
- gix-packetline-blocking
- and 9477 more…
Data structures
Rust implementations of data structures for specific purposes.
- hashbrown
- bitvec
- indexmap
- phf
- half
- smallvec
- priority-queue
- ndarray
- histogram
- arrow-array
- gix-hashtable
- enum2egui
- divbuf
- arrow-ord
- rdf-model
- and 4009 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
- rmp-serde
- data-encoding
- clang-ast
- columnar
- serde-pyobject
- rust_xlsxwriter
- picky-asn1
- and 3840 more…
Algorithms
Core algorithms such as hashing, sorting and searching.
- rand
- ahash
- twox-hash
- crc
- strsim
- fastrand
- crypto-bigint
- xxhash-rust
- timely
- algos
- empty-fallback-chain
- arrow-string
- gix-filter
- scnr
- arrow-buffer
- and 4221 more…
Development tools
Testing, debugging, linting, performance profiling, autocompletion, formatting, and more.
- git2
- pretty_assertions
- arrow
- fake
- bollard
- kube
- assert-json-diff
- include_dir
- quick-serve
- lilyenv
- stgit
- melior
- mago
- mdsf
- gix-worktree
- gitignores
- and 4154 more…
Build Utils
Utilities for build scripts and other build time steps.
- cc
- rustc_version
- pkg-config
- cmake
- system-deps
- shadow-rs
- autocfg
- built
- protox
- xtask-wasm
- mktool
- hugo-build
- garden-tools
- vergen
- stak-build
- pcu
- and 1160 more…
Debugging
Figure out what is going on with your code via logging, tracing, or assertions.
- tracing
- log
- tracing-opentelemetry
- prometheus
- console-subscriber
- opentelemetry
- backtrace
- simplelog
- valuable
- prometheus-client
- timely_logging
- and 1376 more…
Testing
Verify the correctness of your code.
- trybuild
- insta
- proptest
- serial_test
- test-case
- arbitrary
- rstest
- mockall
- test-log
- apollo-smith
- nextest-filtering
- antithesis_sdk
- gix-bitmap
- golem-test-framework
- and 1453 more…
FFI
Interface with other languages. Includes binding generators and helpful language constructs.
- napi
- cxx
- pyo3
- cbindgen
- numpy
- bindgen
- jni
- uniffi
- opaque-pointer
- tblgen
- autocxx-engine
- autocxx-bindgen
- autocxx
- evil-janet
- napi-ohos
- pyo3-macros-backend
- and 474 more…
Cargo plugins
Subcommands that extend the capabilities of Cargo.
Profiling
Figure out the performance of your code.
- criterion
- divan
- hdrhistogram
- pprof
- inferno
- profiling
- iai-callgrind
- tracing-chrome
- crabgrind
- perf-event-data
- glassbench
- foyer-bench
- rbspy
- goodmetrics
- and 587 more…
Procedural macros
Extend Rust language with procedural macros.
- strum
- proc-macro-crate
- synstructure
- proc-macro-error2
- litrs
- proc-macro2
- unicode-ident
- quote
- derive_utils
- pyo3-stub-gen
- delegate
- neli-proc-macros
- and 7239 more…
Web programming
Create applications for the Web.
- tonic
- mockito
- web-sys
- jsonwebtoken
- tower-http
- h2
- http
- webbrowser
- swc_ecma_codegen
- gitbackup
- async-openai
- deno_media_type
- golem-client
- gumbo
- and 7760 more…
HTTP server
Server-side programming
- axum
- rocket
- hyper-rustls
- salvo
- actix-web
- axum-test
- actix-session
- lambda_runtime
- roadster
- axum_session
- time-scheduler-server
- zenoh-plugin-webserver
- and 2376 more…
HTTP client
Make HTTP network requests.
- ureq
- curl
- hyper
- octocrab
- reqwest
- reqwest-middleware
- minreq
- oha
- twilight-http
- modio
- httpget
- lesspass-client
- hitt
- reqwest-cross
- spiko
- edge-http
- and 851 more…
WebSocket
Communicate over the WebSocket protocol.
- tokio-tungstenite
- async-tungstenite
- tungstenite
- ws_stream_wasm
- soketto
- fastwebsockets
- actix-ws
- soup3
- megalodon
- taxy
- engineioxide
- fastwebsockets-monoio
- and 546 more…
Parser implementations
Parse data formats or languages.
- quick-xml
- uuid
- sqlparser
- semver
- url
- toml
- gimli
- httparse
- asn1-rs
- apollo-parser
- boxcars
- todo_lib
- keepass
- ieee80211
- tivilsta
- arrow-csv
- gix-chunk
- and 5264 more…
Cryptography
Algorithms intended for securing data.
- rustls
- curve25519-dalek
- blake3
- openssl
- rustls-pemfile
- p256
- sha1
- x509-parser
- biscuit-auth
- mollysocket
- libsodium-sys-stable
- gix-hash
- aws-lc-rs
- and 4265 more…
WebAssembly
Targeting or manipulating WebAssembly.
- serde-wasm-bindgen
- ts-rs
- wast
- wit-parser
- wasmi
- js-sys
- wasmparser
- wit-bindgen-cli
- wit-deps-cli
- wasmtime
- aes-wasm
- golem-api-grpc
- pulley-interpreter
- and 2519 more…
Parser tooling
Low-level tools and parser generators.
- nom
- logos
- pest
- combine
- lalrpop
- chumsky
- pom
- bitreader
- rustlr
- tree-sitter-ocaml
- lelwel
- tree-sitter-css
- tree-sitter-kotlin-ng
- tree-sitter-rigz
- and 514 more…
Asynchronous
Async program flow using techniques like futures, promises, waiting, or eventing.
- mio
- tokio
- tokio-rustls
- mlua
- deadpool
- futures-timer
- futures
- polling
- suppaftp
- transform-stream
- peace_rt_model
- gix-actor
- async-injector
- tipsy
- kioto-uring-executor
- and 3576 more…
Concurrency
Implementing concurrent and parallel computation.
- parking_lot
- spin
- rayon
- flume
- thread_local
- crossbeam
- async-lock
- ringbuf
- gix-lock
- leapfrog
- async-atomic
- rw-cell
- asyncgit
- happylock
- onering
- lockmap
- and 1935 more…
Text processing
Deal with the complexities of human language when expressed in textual form.
- regex
- similar
- textwrap
- const_format
- fancy-regex
- convert_case
- unicode-segmentation
- unicode-normalization
- pluralizer
- uuhelp_parser
- cskk
- text-splitter
- and 3209 more…
Hardware support
Interface with specific CPU or other hardware features.
- num_cpus
- serialport
- crc32fast
- raw-cpuid
- blake2b_simd
- cpufeatures
- usb-device
- nvml-wrapper
- usb-ids
- aeron-rs
- pigg
- colpetto
- escpos
- gix-merge
- minitel
- and 3489 more…
Embedded development
For embedded devices or devices without an operating system.
- portable-atomic
- zerocopy
- embedded-hal
- postcard
- rhai
- elf
- brotli-decompressor
- smoltcp
- esp-backtrace
- adafruit-seesaw
- embassy-sync
- usbd-midi
- esp-hal
- and 3656 more…
Filesystem
Crates for dealing with files and filesystems.
- tempfile
- tar
- directories
- notify
- camino
- glob
- shellexpand
- fs-err
- fcd
- backhand
- gix-attributes
- swim-clean-all
- gix-tempfile
- kxio
- reflink-copy
- engram
- and 2785 more…
Operating systems
Bindings to operating system-specific APIs.
- getrandom
- sysinfo
- which
- libc
- whoami
- home
- ctrlc
- subprocess
- procs
- sd-notify
- pkgsrc
- kernel_guard
- hermit
- ubi-cli
- kos
- teletypewriter
- zygote
- process-fun
- and 1543 more…
Unix APIs
Bindings to Unix-specific APIs.
- nix
- zbus
- rustix
- signal-hook
- procfs
- pango
- oci-spec
- caps
- pinenote_dbus_service
- kvm-ioctls
- kvm-bindings
- theclicker
- rs-release
- systemctl-tui
- zbus_xmlgen
- and 1546 more…
Windows APIs
Bindings to Windows-specific APIs.
- windows
- winreg
- clipboard-win
- wmi
- native-windows-gui
- windows-service
- winres
- winsafe
- shawl
- win-wrap
- windows_x86_64_gnu
- direct-storage
- implib
- wnf
- and 531 more…
macOS and iOS APIs
Bindings to Apple-specific APIs.
- security-framework
- objc
- cocoa
- swift-bridge
- anybar_rs
- objc2
- raw-window-metal
- kb-remap
- active-win-pos-rs
- vmnet
- fse_dump
- byteripper
- osakit
- apple-bundles
- and 345 more…
Database interfaces
Interface with database management systems.
- redis
- sqlx
- sea-orm
- rusqlite
- webpki-roots
- diesel
- libsqlite3-sys
- sea-query
- qdrant-client
- mongodb
- sqlx-adapter
- postgresql_embedded
- exoscale-rs
- and 4899 more…
Database implementations
Database management systems implemented in Rust.
- redb
- indicium
- tantivy
- surrealkv
- fjall
- sonic-server
- oxigraph
- surrealdb-nightly
- grovedb
- yedb
- veresiye
- graphannis-cli
- lancedb
- datafusion-functions-json
- and 601 more…
Compression
Algorithms for making data smaller.
- flate2
- zip
- miniz_oxide
- parquet
- lz4_flex
- brotli
- zstd
- async-compression
- rfmp
- libcramjam
- gix-archive
- mtzip
- blosc2-rs
- destiny-pkg
- servicepoint
- vorbis_bitpack
- and 1172 more…
Command-line interface
Argument parsers, line-editing, or output coloring and formatting.
- colored
- comfy-table
- crossterm
- clap
- console
- nu-ansi-term
- owo-colors
- anstyle
- strip-ansi-escapes
- uucore
- tracing-indicatif
- ratatui
- libuv-sys2
- openstack_cli
- and 1646 more…
Command line utilities
Applications to run at the command line.
- bat
- tealdeer
- lsd
- fd-find
- zoxide
- mise
- imessage-exporter
- sarif-fmt
- uu_whoami
- ghaction_version_gen
- nomino
- golem-examples
- hddfancontrol
- zizmor
- pay-respects
- and 7830 more…
Programming languages
Compilers
Science
Solving problems involving math, physics, and other scientific fields.
- uom
- typst
- hdf5-metno
- average
- feos
- aelhometta
- fitsio
- gsw
- qoqo
- gmt-lom
- stac-server
- crseo
- sparse-slot
- cubecl-hip
- groan_rs
- cubecl-cuda
- mago-reporting
- and 3108 more…
Math
Solving problems involving math and logic.
- bigdecimal
- rust_decimal
- statrs
- nalgebra
- kurbo
- sprs
- num-integer
- rug
- sliding_features
- russell_lab
- arrow-arith
- lk_math
- big_num_math
- baa
- bt_math
- and 3110 more…
Machine learning
AI, ML, NN, etc.
- safetensors
- ort
- tch
- tiktoken-rs
- burn
- fastembed
- reinfer-cli
- google-tpu1
- llm
- tsverify
- itransformer
- deepbiop-bam
- gpt_sovits_rs
- v_utils
- diffusion-rs
- and 1775 more…
Geospatial
GIS, maps, and stuff on Earth
- geo
- geos
- google_maps
- anise
- geozero
- h3o
- proj4rs
- osm-lump-ways
- supercluster
- utiles
- rsgeo
- georaster
- geo-types
- icao-isa
- routee-compass
- gnss-rtk
- and 389 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
- range-alloc
- intrusive_splay_tree
- dumpster
- hipstr
- ocaml-boxroot-sys
- and 1163 more…
Date and time
Dealing with the fourth dimension.
- chrono-tz
- chrono
- iana-time-zone
- hifitime
- duration-str
- httpdate
- cron
- tokio-cron-scheduler
- julian_day_converter
- radio_datetime_analyzer
- tinytime
- and 837 more…
No standard library
Libraries that function without the Rust standard library.
- heck
- libm
- target-lexicon
- const_panic
- hash32
- colorous
- petname
- assert_matches
- hermit-entry
- handler_table
- cpf
- icao-units
- bitflag-attr
- no_std_io2
- and 648 more…
Configuration
Configuration management for applications.
- config
- figment
- rust-ini
- envy
- etcetera
- cedar-policy
- gix-config
- railwayapp
- hawkeye
- omnicli
- gix-config-value
- google-fonts-sources
- peace_cmd_model
- and 1553 more…
GUI
Create a graphical user interface.
- egui
- notify-rust
- taffy
- softbuffer
- iced
- wry
- winit
- raw-window-handle
- handlr-regex
- tauri-plugin-pinia
- tauri
- yozefu
- pipemenu
- zng-wgt-progress
- tauri-cli
- and 2235 more…
Value formatting
Format values for display to a user, potentially adapting the display to various languages and regions.
- bytesize
- prettyplease
- humansize
- ryu-js
- strfmt
- const-hex
- itoa
- faster-hex
- phonenumber
- turtlefmt
- edi-format
- nvd-cvss
- mago-formatter
- dactyl
- shelve
- and 519 more…
Multimedia
Audio, video, and image processing or rendering engines.
- exr
- ffmpeg-sidecar
- gstreamer-net
- spectrum-analyzer
- nokhwa
- deltae
- ril
- stream-download
- cdp-types
- rustypipe-downloader
- tvdb-ep-list
- moq-relay-ietf
- and 1534 more…
Images
Process or make graphics.
- rgb
- arboard
- qrcode
- fast_image_resize
- gif
- opencv
- imgref
- skia-safe
- turbojpeg
- stitchy
- svgdx
- img-parts
- libcaesium
- astrors-fork
- freyr
- skia-bindings
- and 1530 more…
Audio
Record, output, or process audio.
- cpal
- rodio
- hound
- rubato
- symphonia
- alsa
- kira
- rspotify
- optivorbis
- Vibe_Player
- midi2
- pv_recorder
- web-audio-api
- rustysynth
- magnetron
- lowfi
- inori-mpd
- and 1794 more…
Video
Record, output, or process video.
- ffmpeg-next
- webrtc
- c2patool
- dash-mpd
- mp4
- ab-av1
- rav1e
- openh264
- ac-ffmpeg
- dash-mpd-cli
- mstickereditor
- deepviewrt
- mlv
- ffzap
- subtile-ocr
- libdisplay-info
- and 778 more…
Template engine
Combine templates with data to produce documents, usually with an emphasis on processing text.
- handlebars
- minijinja
- tera
- askama
- hayagriva
- sailfish
- fluent-templates
- rinja
- esi
- ffizer
- esp-generate
- html-string
- llm_prompt
- generic_a_star
- crud-generator
- and 1000 more…
Rendering
Real-time or offline rendering of 2D or 3D graphics, usually on a GPU.
- tiny-skia
- pangocairo
- encase
- pixels
- vello
- openxr
- rtw-tui
- inlyne
- sdl3
- sdl3-sys
- three-d
- crabslab
- bevy_polyline
- zen-rs
- cuneus
- ready-paint
- rtwlib
- and 1668 more…
Graphics APIs
Direct access to the hardware's or the operating system's rendering capabilities.
- wgpu
- ash
- x11rb
- metal
- khronos-egl
- font-kit
- vulkano
- glutin
- wgpu-profiler
- naga
- app-surface
- gfx_shader_watch
- debug_overlay
- rio-backend
- crater-rs
- and 1670 more…
Gfx data formats
Loading and parsing of data for 2D/3D rendering, like 3D models or animations.
- fontdb
- swash
- gltf
- noto-sans-mono-bitmap
- obj-rs
- owned_ttf_parser
- poppler-rs
- tween
- display3d
- image_dds
- gltf_kun
- bevy_gaussian_splatting
- easy-gltf
- and 172 more…
Rendering engine
High-level solutions for rendering on the screen.
- meshopt
- vk-mem
- intel_tex_2
- screen-13
- all-is-cubes
- rs_pbrt
- rafx
- textcanvas
- sugarloaf
- all-is-cubes-gpu
- anari_sys
- graphics
- starfinder
- pax-runtime
- and 107 more…
Caching
Store the results of previous computations.
- lru
- cached
- moka
- ustr
- string_cache
- clru
- quick_cache
- http-cache-semantics
- twilight-cache-inmemory
- dotslash
- hecate-vm
- momento
- cache-dir
- ezcache
- and 552 more…
Authentication
Help with the process of confirming identities.
- keyring
- oauth2
- scrypt
- rpassword
- casbin
- sequoia-wot
- totp-rs
- jwt-cli
- samael
- zitadel
- ssi
- spotify-quickauth
- passage_flex
- msal
- axum_session_auth
- and 1768 more…
Visualization
Ways to view data, such as plotting or graphing.
- plotters
- tabled
- plotly
- tokei
- prodash
- egui_plot
- bottom
- graphviz-rust
- curve
- spinne
- graphannis-capi
- mdbook-aquascope
- perspective-python
- renet2_visualizer
- and 735 more…
Internationalization (i18n)
and localization (l10n). Develop software for various languages and regions.
- num-format
- sys-locale
- gettext-rs
- icu_segmenter
- language-tags
- rust-i18n
- icu
- whatlang
- rust_iso3166
- fluent-typed
- twine
- china-id
- include-po
- i18nhero
- and 712 more…
Game dev
Crates for creating games.
- bevy_egui
- glam
- tobj
- bevy
- bevy-inspector-egui
- gilrs
- bvh
- raylib
- hnefatafl-copenhagen
- bevy_mod_scripting
- swamp-game-assets
- swamp-game
- curvo
- bevy_2delight_physics
- and 4043 more…
Games
Fun and entertainment. Games and mods implemented in Rust.
- minedmap
- steamlocate
- ferium
- shticker_book_unwritten
- tev
- rpfm_cli
- rbx_dom_weak
- vault
- rust-life
- discord-rpc-helper
- retro
- rebels
- cgol-tui
- flashed
- and 1427 more…
Emulators
Run software or games not available natively on the host computer.
- polkavm
- qemu
- risc0-zkvm
- swf
- virt
- boytacean
- jailer
- agb
- iz80
- gameboy
- teletype
- frc42_hasher
- trust-80
- frc42_dispatch
- maurice
- polkavm-assembler
- rust_multistackvm
- and 517 more…
Simulation
Model or construct models for some activity, e.g. to simulate a networking protocol.
- bender
- cmtc
- riscv_simulator
- asynchronix
- rl_ball_sym
- rapier_testbed2d
- dvcompute
- qoqo_calculator
- rapier2d-f64
- bgpsim
- roqoqo-test
- tudelft-xray-sim
- and 631 more…
Text editors
Applications for editing text.
- lsp-server
- tui-textarea
- lsp-types
- neocmakelsp
- tower-lsp
- shellharden
- edit
- pest-language-server
- wdl-lsp
- editor
- vc-ltl
- parol-ls
- prr
- joli
- tree-sitter-ssh-client-config
- and 742 more…
Email
Sending, receiving, formatting, and parsing email.
- lettre
- imap
- email_address
- imap-proto
- mailchecker
- aws-sdk-pinpointemail
- dropbox-sdk
- async-imap
- pop3-client
- gix-mailmap
- imap-tools
- resend-rs
- soph-mail
- and 547 more…
Accessibility
Assistive technologies
- atspi
- a11y
- a11ywatch_cli
- mathcat
- msedge-tts
- kayle_cli
- rigela-utils
- bevy_a11y
- accesskit_unix
- leptix_primitives
- aria-query
- whisp
- pfrs
- test-by-a11y
- and 83 more…
Finance
Payments, accounting, trading using real money
- ibapi
- iso_currency
- tackler
- barter-integration
- investments
- trade_aggregation
- optionstratlib
- databento
- oer_conversion_rates
- usec
- satispay
- finalytics
- and 512 more…
Biology
Bioinformatics
- needletail
- rust-htslib
- atg
- rust-bio-tools
- noodles
- minimap2
- lightmotif
- bio-seq
- fasten
- tsgen
- microBioRust
- wdl-format
- perbase
- varlociraptor
- thermorawfilereader
- and 474 more…
Robotics
Robotics and vehicle engineering

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