Lib.rs

Index of 181,646 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.
- ipnet
- tokio
- tower-http
- socket2
- bollard
- fake
- hickory-resolver
- quinn
- gcloud-sdk
- tonic-build
- conjure-http
- planning-bot
- uki
- tonic-health
- openstack_types
- and 10543 more…
Rust patterns
Shared solutions for particular situations specific to programming in Rust.
- anyhow
- bitflags
- derive_more
- once_cell
- pretty_assertions
- ordered-float
- half
- eyre
- color-eyre
- polars-lazy
- pyo3-stub-gen
- wellen
- compiler_builtins
- and 5120 more…
Data structures
Rust implementations of data structures for specific purposes.
- hashbrown
- indexmap
- smallvec
- ndarray
- bitvec
- phf
- predicates
- ahash
- enumset
- bitfield-struct
- mirror-mirror
- pg_filters
- conjure-object
- lunk
- freyr
- libcnb-package
- and 3943 more…
Algorithms
Core algorithms such as hashing, sorting and searching.
- rand
- itertools
- twox-hash
- strsim
- fastrand
- rustfft
- xxhash-rust
- tokenizers
- sgp4
- tenthash
- dive-deco
- mpchash
- keyforge95
- baby_shark
- genetic_algorithm
- and 4218 more…
Encoding data
Encoding and/or decoding data from one data format to another.
- serde_json
- base64
- serde_with
- prost
- rmp-serde
- serde-wasm-bindgen
- bincode
- toml
- polars
- serde-xml-rs
- bytecodec
- zvariant
- zarrs
- conjure-serde
- conjure-error
- and 4075 more…
Cryptography
Algorithms intended for securing data.
- rustls
- curve25519-dalek
- blake3
- sha2
- openssl
- webpki-roots
- pem
- digest
- ct-codecs
- hashguard
- wolf-crypto
- zkryptium
- manul
- blueprint-tangle-extra
- atomcrypte
- and 4546 more…
Asynchronous
Async program flow using techniques like futures, promises, waiting, or eventing.
- mio
- tower
- futures
- tokio-rustls
- h2
- futures-lite
- tonic
- mlua
- automerge
- syslog-rs
- rusty-penguin
- stream-download
- tokio-smoltcp
- nats-handling
- deepseek-api
- and 4162 more…
Concurrency
Implementing concurrent and parallel computation.
- parking_lot
- spin
- rayon
- dashmap
- thread_local
- async-lock
- async-channel
- flume
- neon
- hwlocality
- orx-parallel
- duchess
- chalamet_pir
- iterator_ilp
- event-trigger-action-system
- and 1973 more…
Text processing
Deal with the complexities of human language when expressed in textual form.
- regex
- unicode-width
- comfy-table
- textwrap
- encoding_rs
- similar
- const_format
- heck
- http-cmd
- termdiff
- diff-match-patch-rs
- glimpse
- transformers
- polars-compute
- and 3497 more…
Development tools
Testing, debugging, linting, performance profiling, autocompletion, formatting, and more.
- duct
- kube
- self_update
- komac
- oxc_resolver
- spdx
- gix-hash
- crunchy
- clap-markdown
- evalrs
- rgbds-obj
- knope
- just-lsp
- todl
- reflectapi-cli
- sheets-diff
- and 2812 more…
Debugging
Figure out what is going on with your code via logging, tracing, or assertions.
- env_logger
- log
- backtrace
- tracing
- gimli
- prometheus
- tracing-opentelemetry
- opentelemetry
- libcasr
- tokio-metrics
- rgbobj
- bp3d-debug
- systemd-journal-logger
- and 1605 more…
Build Utils
Utilities for build scripts and other build time steps.
- cc
- pkg-config
- rustc_version
- cmake
- shadow-rs
- autocfg
- cargo_metadata
- built
- luajit-src
- wdk-build
- semantic-release-cargo
- rebuilderd-common
- wdk
- android-build
- and 1082 more…
Testing
Verify the correctness of your code.
- insta
- trybuild
- mockito
- assert_cmd
- serial_test
- test-case
- rstest
- arbitrary
- assert_fs
- testcontainers
- testcontainers-modules
- casr
- testfile
- narrative
- and 1506 more…
FFI
Interface with other languages. Includes binding generators and helpful language constructs.
- pyo3
- cxx
- cbindgen
- libloading
- numpy
- jni
- uniffi
- bindgen
- cadical-sys
- savefile-abi
- rocketsim_rs
- lua-src
- ristretto_classloader
- bindgen_helpers
- eyra
- and 704 more…
Profiling
Figure out the performance of your code.
- criterion
- divan
- inferno
- hdrhistogram
- pprof
- profiling
- deno_lint
- iai-callgrind
- netperf
- windsock
- scouter-error
- blueprint-benchmarking
- goodmetrics
- and 649 more…
Procedural macros
Extend Rust language with procedural macros.
- quote
- syn
- darling
- strum
- proc-macro-crate
- ctor
- proc-macro-error2
- utoipa
- derive_setters
- addin1c
- nested_enum_utils
- ra_ap_project_model
- macro_tools
- and 8289 more…
Cargo plugins
Subcommands that extend the capabilities of Cargo.
- cargo-hack
- clap-cargo
- cargo-sort
- cargo-auditable
- cargo-deb
- flamegraph
- cargo-c
- cargo-outdated
- cargo-preflight
- cargo-modules
- cargo-clean-recursive
- and 1219 more…
Parser implementations
Parse data formats or languages.
- uuid
- quick-xml
- semver
- sqlparser
- url
- roxmltree
- object
- byte-unit
- hard-xml
- rustylr
- tf-demo-parser
- xmltv
- rpkl
- yang3
- veryl-migrator
- fetsig
- annatto
- and 5335 more…
Parser tooling
Low-level tools and parser generators.
- pest
- nom
- logos
- chumsky
- combine
- pom
- lalrpop
- btoi
- posix-regex
- pest_typed
- lelwel
- pest_typed_generator
- rusty_lr_parser
- oni-comb-parser-rs
- camxes-rs
- and 525 more…
Filesystem
Crates for dealing with files and filesystems.
- tar
- tempfile
- dirs
- which
- notify
- camino
- glob
- fs-err
- fs-librarian
- camino-tempfile
- conjure-codegen
- redox_syscall
- backhand
- simple-fs
- tux-icons
- xdg
- and 3284 more…
Web programming
Create applications for the Web.
- http
- napi
- httparse
- aws-config
- web-sys
- jsonschema
- object_store
- mime
- v8
- selectors
- malva
- article_scraper
- netwatch
- apimock
- tonic-types
- stylo_traits
- and 4909 more…
HTTP client
Make HTTP network requests.
- ureq
- reqwest
- hyper
- octocrab
- minreq
- curl
- reqwest-middleware
- h3
- http_req
- xh
- nyquest
- deno
- shreddit
- onyums
- reqwest-cross
- spider-client
- ua_generator
- and 954 more…
HTTP server
Server-side programming
- axum
- actix-web
- actix-cors
- lambda_http
- axum-test
- tiny_http
- poem
- matrix-sdk
- prometheus-hyper
- rebuilderd
- s3s
- drain_server
- rauthy-client
- bluejay-validator
- and 2728 more…
WebSocket
Communicate over the WebSocket protocol.
WebAssembly
Targeting or manipulating WebAssembly.
- wasm-encoder
- wasm-bindgen
- ts-rs
- wasmtime
- deno_graph
- wasmi
- wasmtime-asm-macros
- console_error_panic_hook
- vertigo
- webui
- turf
- wasmi_cli
- wasmtime-cabish
- and 2503 more…
Embedded development
For embedded devices or devices without an operating system.
- zerocopy
- portable-atomic
- elf
- rhai
- fixed
- embedded-hal
- embedded-hal-mock
- critical-section
- uefi
- ink_ir
- disarm64
- ink_allocator
- aarch64-paging
- atdf2svd
- and 4072 more…
Hardware support
Interface with specific CPU or other hardware features.
- serialport
- simd-json
- num_cpus
- raw-cpuid
- blake2b_simd
- crc32fast
- nvml-wrapper
- wide
- bmputil
- verbleiber
- patterns
- rbot
- veryl-analyzer
- pci-info
- crc-fast
- and 2880 more…
Compression
Algorithms for making data smaller.
- flate2
- zip
- miniz_oxide
- lz4_flex
- zstd
- brotli
- async-compression
- brotli-decompressor
- ruzstd
- zip-extract
- laz
- exaf-rs
- servicepoint
- pesde
- backpak
- and 1559 more…
Operating systems
Bindings to operating system-specific APIs.
- libc
- whoami
- async-process
- os_pipe
- quanta
- errno
- subprocess
- io-lifetimes
- gethostname
- shared_child
- httm
- comtrya
- rebuildctl
- kos
- nu
- snurr
- libcnb-data
- and 1572 more…
Unix APIs
Bindings to Unix-specific APIs.
- sysinfo
- rustix
- nix
- zbus
- signal-hook
- hostname
- os_info
- notify-rust
- rexpect
- drt-tools
- dnsclient
- linux-errno
- libmars
- rebuilderd-worker
- kcr_bpfman_io
- and 1574 more…
Windows APIs
Bindings to Windows-specific APIs.
- windows
- home
- fd-lock
- winreg
- wmi
- interprocess
- windows-service
- platform-info
- wdk-sys
- tasklist
- win32-version-info
- uwd
- windows_firewall
- win32-ecoqos
- and 580 more…
macOS and iOS APIs
Bindings to Apple-specific APIs.
- core-foundation
- security-framework
- mach2
- objc2
- core-graphics
- cocoa
- objc
- swift-bridge
- endpoint-sec
- nightlight
- battery-widget
- sps-aio
- mdquery-rs
- and 433 more…
Command-line interface
Argument parsers, line-editing, or output coloring and formatting.
- colored
- rustyline
- crossterm
- clap
- owo-colors
- console
- indicatif
- codespan-reporting
- cling
- tui-input
- zip-password-finder
- color-spantrace
- crokey
- and 1900 more…
Memory management
Allocation, memory mapping, garbage collection, reference counting, or interfaces to foreign memory managers.
- bumpalo
- arc-swap
- memmap2
- tikv-jemallocator
- slotmap
- sharded-slab
- heapless
- mimalloc
- wdk-alloc
- mmtk
- ialloc
- stack_frame_allocators
- rustix-dlmalloc
- and 1245 more…
Science
Solving problems involving math, physics, and other scientific fields.
- splashsurf
- hdf5-metno
- rustfst
- rsfilc
- ocl
- aelhometta
- fitsio
- mendeleev
- gtfsort
- hypersonic
- row
- slurm-spank
- rumtk-core
- shrewnit
- spacepacket
- graph-rdfa-processor
- and 3580 more…
Math
Solving problems involving math and logic.
- rust_decimal
- bigdecimal
- statrs
- num-complex
- uint
- kurbo
- ruint
- rug
- glamour
- single_rust
- hexgridspiral
- fastnum
- i_float
- tatam
- parry3d
- tazor
- tensorrs
- and 3579 more…
Machine learning
AI, ML, NN, etc.
- safetensors
- tch
- ort
- tiktoken-rs
- burn
- openai-api-rs
- cudarc
- hf-hub
- candle-optimisers
- llama-cpp-2
- petal-clustering
- lance
- aleph-alpha-client
- lance-jni
- and 1952 more…
Geospatial
GIS, maps, and stuff on Earth
- geo
- geozero
- google_maps
- geos
- wkt
- gdal
- anise
- proj
- postgis_diesel
- toolbox-rs
- walkers
- hrdf-routing-engine
- japanese-address-parser
- s2-tilejson
- meteostat
- and 507 more…
Programming languages
Compilers
- rustc-hash
- ariadne
- rustc-demangle
- swc_ecma_codegen
- llvm-sys
- apollo-compiler
- cargo-util
- annotate-snippets
- garnish_lang_compiler
- swc_cli
- oxc_parser
- and 1764 more…
Command line utilities
Applications to run at the command line.
- tealdeer
- procs
- bat
- lsd
- sheldon
- zizmor
- licensure
- fishnet
- bob-nvim
- task-keeper
- dircs
- mrktpltsbot
- oliframe
- mise
- waco
- debian-repro-status
- sigul-pesign-bridge
- and 8314 more…
Date and time
Dealing with the fourth dimension.
- chrono
- humantime
- chrono-tz
- iana-time-zone
- httpdate
- duration-str
- hifitime
- iso8601
- sunrise
- polars-time
- assorted-debian-utils
- winnow_iso8601
- predict-rs
- and 962 more…
Database interfaces
Interface with database management systems.
- rusqlite
- sqlx
- parquet
- diesel
- sea-orm
- redis
- deadpool
- mongodb
- polars-arrow
- deltalake
- sqlite-hashes
- deltalake-gcp
- bluejay-printer
- cipherstash-client
- and 5279 more…
Database implementations
Database management systems implemented in Rust.
- tantivy
- redb
- fjall
- sonic-server
- surrealdb
- indicium
- shuttle-common
- rustsec
- polars-pipe
- moyo
- deltalake-hdfs
- ng-oxigraph
- polars-sql
- pyref-core
- and 513 more…
No standard library
Libraries that function without the Rust standard library.
- getrandom
- libm
- target-lexicon
- const_panic
- hash32
- petname
- average
- pinned-init
- wary
- unarm
- sdl3-src
- c-scape
- matched_enums
- micrortu_sdk
- mini-loader
- and 794 more…
Configuration
Configuration management for applications.
- config
- configparser
- figment
- dotenvy
- rust-ini
- confy
- etcetera
- gix-attributes
- mid
- probe-zmq
- lsm6ds3tr
- minfac
- tor-config
- traiy
- kcr_operator_tigera_io
- and 1454 more…
Authentication
Help with the process of confirming identities.
- jsonwebtoken
- keyring
- rpassword
- argon2
- oauth2
- totp-rs
- casbin
- gix-credentials
- samael
- keepass
- docker_credential
- deltalake-aws
- nomad-api-types
- tlns-google-oauth2
- and 2346 more…
Value formatting
Format values for display to a user, potentially adapting the display to various languages and regions.
- bytesize
- itoa
- uom
- humansize
- prettyplease
- const-hex
- ryu
- ryu-js
- ordinal
- markup_fmt
- commit-formatter
- mfmt
- frequency-unit
- nu_plugin_skim
- flowrs-tui
- and 602 more…
Multimedia
Audio, video, and image processing or rendering engines.
Images
Process or make graphics.
- rgb
- image
- arboard
- png
- resvg
- qrcode
- fast_image_resize
- palette
- pic-scale
- libopenraw
- peniko
- leptos_icons
- servicepoint-cli
- rvimage
- codesnap
- stylo
- and 1732 more…
Audio
Record, output, or process audio.
- cpal
- hound
- rodio
- rubato
- id3
- symphonia
- gstreamer-pbutils
- kira
- cognitive-services-speech-sdk-rs
- ruxguitar
- sark0y_tam_rst
- rustwav
- launchkey-sdk
- and 1972 more…
Video
Record, output, or process video.
- gstreamer-video
- webrtc
- gifski
- dash-mpd
- ffmpeg-next
- slack-morphism
- ffmpeg-sidecar
- ab-av1
- leptos-leaflet
- matroska-demuxer
- libobs-wrapper
- scuffle-ffmpeg
- and 958 more…
Template engine
Combine templates with data to produce documents, usually with an emphasis on processing text.
- minijinja
- askama
- tera
- handlebars
- liquid
- hayagriva
- maud
- upon
- formatx
- sprintf
- hypertext
- angreal
- tsalign
- rust-ci-cd-template
- spm-swift-package
- and 1217 more…
Rendering
Real-time or offline rendering of 2D or 3D graphics, usually on a GPU.
- pangocairo
- doteur
- ntcip
- sw-composite
- label-logger
- blender_theme
- ezwin
- bevy_nokhwa
- doomgeneric
- rasteroid
- egui_mobius_widgets
- mcat
- and 1810 more…
Graphics APIs
Direct access to the hardware's or the operating system's rendering capabilities.
- wgpu
- tiny-skia
- ash
- metal
- alacritty
- khronos-egl
- naga_oil
- opencl3
- glutin
- rioterm
- pnte
- bevy_interleave
- opentelemetry-xray
- awsm-renderer
- process-terminal
- and 1807 more…
Gfx data formats
Loading and parsing of data for 2D/3D rendering, like 3D models or animations.
- fontdb
- fontdue
- read-fonts
- swash
- gltf
- noto-sans-mono-bitmap
- obj-rs
- wavefront_obj
- spirv-tools
- gltfgen
- bevy_vox_scene
- vrm-spec
- reflexo-vec2svg
- and 234 more…
Rendering engine
High-level solutions for rendering on the screen.
- meshopt
- intel_tex_2
- all-is-cubes
- rs_pbrt
- graphics
- block_compression
- fragmentcolor
- kludgine
- gemini-engine
- cen
- stereokit-rust
- textcanvas
- maycoon-widgets
- and 92 more…
Internationalization (i18n)
and localization (l10n). Develop software for various languages and regions.
- num-format
- icu_locid_transform
- icu_collator
- sys-locale
- gettext-rs
- rust-i18n
- unic-langid
- icu_segmenter
- locale-match
- kanash
- ntap-db-country
- orzklv
- and 784 more…
GUI
Create a graphical user interface.
- egui
- gtk4
- winit
- wry
- taffy
- iced
- bevy-inspector-egui
- android-activity
- kickoff
- marswm
- time_keeper
- java_asm_egui
- iced_navigation
- imnodes
- rio-window
- and 2582 more…
Caching
Store the results of previous computations.
- moka
- cached
- lru
- quick_cache
- ustr
- clru
- update-informer
- cacache
- aws_secretsmanager_caching
- fast_pool
- polars-utils
- leptos-fetch
- hash_on_write
- liquid-cache-common
- and 607 more…
Visualization
Ways to view data, such as plotting or graphing.
- plotters
- plotly
- egui_plot
- czkawka_gui
- rerun
- tokei
- bottom
- graphviz-rust
- and 923 more…
Game dev
Crates for creating games.
- bevy
- glam
- bevy_egui
- macroquad
- bvh
- leafwing-input-manager
- gilrs
- raylib
- and 4147 more…
Games
Fun and entertainment. Games and mods implemented in Rust.
- liiga_teletext
- rpfm_cli
- steamlocate
- shticker_book_unwritten
- systemfd
- war_card_game
- rs_poker
- ferium
- and 1390 more…
Email
Sending, receiving, formatting, and parsing email.
- git2
- lettre
- imap
- mail-parser
- bandurria
- mailparse
- gix-mailmap
- mailchecker
- and 714 more…
Text editors
Applications for editing text.
- lsp-server
- lsp-types
- tui-textarea
- neocmakelsp
- tower-lsp
- yazi-fm
- ra_ap_ide_db
- tree-sitter-cpp
- and 590 more…
Emulators
Run software or games not available natively on the host computer.
- jailer
- agb
- virt
- librashader-cache
- swf
- vm-superio
- boytacean
- qemu
- and 484 more…
Simulation
Model or construct models for some activity, e.g. to simulate a networking protocol.
- turmoil
- fdev
- struqture
- biodivine-lib-param-bn
- fastsim-core
- maliput
- qoqo_calculator
- nexosim
- and 751 more…
Accessibility
Assistive technologies
- atspi
- gostd_http
- rigela-utils
- accesskit_winit
- anda_db_btree
- a11ywatch_cli
- mathcat
- rs-wifi
- and 123 more…
Finance
Payments, accounting, trading using real money
- async-stripe
- tackler
- prefix
- dbn
- billecta
- pta-generator
- trade_aggregation
- quant_marketstat_ws
- and 584 more…
Biology
Bioinformatics
- bio
- needletail
- rust-htslib
- seq_io
- bqtools
- minimap2
- atg
- fqkit
- and 560 more…
Robotics
Robotics and vehicle engineering

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