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Index of 202,471 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
- ipnet
- socket2
- aws-config
- object_store
- rustls-native-certs
- gix-transport
- dhcproto
- domain
- gix-packetline-blocking
- rusty-penguin
- and 13521 more…
Rust patterns
Shared solutions for particular situations specific to programming in Rust.
- bitflags
- anyhow
- http
- zerocopy
- derive_more
- once_cell
- ordered-float
- itertools
- self_cell
- smol_str
- indoc
- arrow-data
- uniplate
- typed-builder
- nnn
- newstr
- and 6456 more…
Algorithms
Core algorithms such as hashing, sorting and searching.
- rand
- ahash
- crc
- strsim
- fastrand
- rustfft
- rustc-hash
- crypto-bigint
- gix-diff
- columnar
- timely
- rapidhash
- arrow-row
- z3
- gix-negotiate
- pmcore
- iter-merge
- and 5823 more…
Data structures
Rust implementations of data structures for specific purposes.
- hashbrown
- indexmap
- smallvec
- bitvec
- phf
- ndarray
- petgraph
- priority-queue
- bitfield-struct
- gix-hashtable
- boa_interner
- spart
- crdt-lite
- gix-merge
- and 4845 more…
Encoding data
Encoding and/or decoding data from one data format to another.
- serde_json
- base64
- schemars
- serde_with
- prost
- rmp-serde
- compact_str
- bincode
- gix-object
- cobs
- arrow-ipc
- codespan
- jsonrpsee-types
- axum-content-negotiation
- and 4828 more…
Asynchronous
Async program flow using techniques like futures, promises, waiting, or eventing.
- tokio
- futures
- h2
- async-io
- tokio-rustls
- futures-lite
- rdkafka
- mio
- async-openai
- ractor
- gix-actor
- scoped-stream-sink
- async-openai-compat
- dwn
- busybody
- and 4876 more…
Cryptography
Algorithms intended for securing data.
- rustls
- curve25519-dalek
- blake3
- sha2
- webpki-roots
- rsa
- openssl
- pem
- rustls-platform-verifier
- ecdsa
- authenticator
- gix-worktree
- rfc6979
- picky-asn1-x509
- and 4855 more…
Concurrency
Implementing concurrent and parallel computation.
- parking_lot
- spin
- rayon
- async-lock
- thread_local
- async-channel
- crossbeam
- ringbuf
- throttle-server
- gix-lock
- append-only-vec
- acto
- orx-concurrent-vec
- and 2490 more…
Text processing
Deal with the complexities of human language when expressed in textual form.
- regex
- unicode-width
- unicode-normalization
- textwrap
- encoding_rs
- fancy-regex
- similar
- tokenizers
- html2text
- emojis
- arrow-string
- lychee-lib
- ADA_Standards
- and 4810 more…
Web programming
Create applications for the Web.
- wgpu
- web-sys
- webbrowser
- httparse
- jsonschema
- jsonpath-rust
- ammonia
- scraper
- gix-url
- aws-sdk-ivschat
- aws-sdk-directoryservicedata
- aws-sdk-workdocs
- and 5751 more…
HTTP server
Server-side programming
- hyper
- axum
- actix-web
- hyper-rustls
- axum-test
- warp
- lambda_http
- actix-cors
- ohkami
- hyperdriver
- apollo-federation
- aws-sdk-mwaa
- api-tools
- by-axum
- and 3797 more…
HTTP client
Make HTTP network requests.
- ureq
- reqwest
- octocrab
- reqwest-middleware
- graphql_client
- curl
- thirtyfour
- xh
- jsonrpsee-http-client
- nget
- jb_space
- borsa
- x402-reqwest
- jsonrpsee-core
- and 1157 more…
WebSocket
Communicate over the WebSocket protocol.
WebAssembly
Targeting or manipulating WebAssembly.
- getrandom
- wasm-bindgen-test
- wasm-encoder
- wasm-bindgen
- jsonrpsee
- wasmtime
- wit-bindgen
- wasi
- jstime
- walrus
- jsonrpsee-ws-client
- obelisk
- pulley-interpreter
- and 3115 more…
Parser implementations
Parse data formats or languages.
- quick-xml
- semver
- simd-json
- url
- roxmltree
- sqlparser
- toml
- byte-unit
- boa_ast
- toml-span
- arrow-csv
- ftml
- arrow-json
- apollo_config
- frut_lib
- llvm_profparser
- and 6562 more…
Development tools
Testing, debugging, linting, performance profiling, autocompletion, formatting, and more.
- object
- kube
- bollard
- gix
- oxc_resolver
- spdx
- gix-hash
- capnpc
- protofetch
- gix-commitgraph
- agent-client-protocol-schema
- sampo
- vtcode
- gix-revision
- and 2746 more…
Debugging
Figure out what is going on with your code via logging, tracing, or assertions.
- env_logger
- log
- backtrace
- tracing
- tracing-opentelemetry
- prometheus
- gimli
- sentry
- jwtinfo
- glean
- timely_logging
- git-tags-semver
- journal-forwarder
- and 2071 more…
Build Utils
Utilities for build scripts and other build time steps.
- cc
- pkg-config
- cmake
- rustc_version
- built
- shadow-rs
- system-deps
- vcpkg
- tame-index
- luajit-src
- sccache
- thag_rs
- dlprotoc
- souper
- hugo-build
- hicc-build
- and 1532 more…
Testing
Verify the correctness of your code.
- trybuild
- insta
- mockito
- pretty_assertions
- wiremock
- httpmock
- assert_cmd
- proptest
- gix-index
- arrow-integration-test
- gix-bitmap
- fixtures
- jenkins
- and 2109 more…
FFI
Interface with other languages. Includes binding generators and helpful language constructs.
- pyo3
- cbindgen
- napi
- bindgen
- cxx
- uniffi
- pyo3-async-runtimes
- jni
- numpy
- ocaml
- printf-wrap
- transportations_library
- libcommons
- closure-ffi
- pyo3-build-config
- and 909 more…
Profiling
Figure out the performance of your code.
- criterion
- divan
- hdrhistogram
- profiling
- pprof
- inferno
- dhat
- tracing-tracy
- gix-discover
- benchmark-rs
- iai-parse
- rallo
- rbspy
- rbspy-ruby-structs
- kcr_opentelemetry_io
- and 829 more…
Cargo plugins
Subcommands that extend the capabilities of Cargo.
Procedural macros
Extend Rust language with procedural macros.
- syn
- darling
- proc-macro-crate
- strum
- ctor
- proc-macro-error2
- quote
- synstructure
- litrs
- proc-macro2
- jsonrpsee-proc-macros
- unicode-ident
- eggplant
- and 9363 more…
Parser tooling
Low-level tools and parser generators.
- pest
- logos
- nom
- chumsky
- combine
- lalrpop
- pom
- parol
- lrtable
- antlr4rust
- nimbleparse
- minparser
- subtype_rs
- bparse
- parlex-calc
- arena-terms-parser
- lrlex
- and 600 more…
Filesystem
Crates for dealing with files and filesystems.
- tempfile
- dirs
- which
- camino
- notify
- glob
- fs-err
- shellexpand
- gix-ref
- gix-tempfile
- files-to-prompt
- bp3d-os
- gix-glob
- parquet-variant
- globset
- read_range
- and 3875 more…
Operating systems
Bindings to operating system-specific APIs.
- libc
- whoami
- errno
- os_info
- libloading
- quanta
- nu
- gethostname
- atuin
- leenfetch
- varlink_generator
- bp3d-os-build
- rattler
- danube-client
- atuin-common
- and 2027 more…
Unix APIs
Bindings to Unix-specific APIs.
- rustix
- zbus
- nix
- signal-hook
- procfs
- notify-rust
- dbus
- x11rb
- fork
- process_alive
- daemonize2
- bpflint
- nikau
- nmstate
- teletypewriter
- tsk-ai
- measured-process
- and 2025 more…
Windows APIs
Bindings to Windows-specific APIs.
- windows
- winreg
- fd-lock
- embed-resource
- wmi
- winapi
- windows-service
- wild
- win32-ecoqos
- win32_notif
- dbgeng
- asdf-overlay-common
- known-folders
- mssf-pal
- and 720 more…
macOS and iOS APIs
Bindings to Apple-specific APIs.
- core-foundation
- mach2
- objc2
- objc
- core-text
- psutil
- swift-bridge
- kb-remap
- fse_dump
- fsevent-sys
- block2
- objc2-foundation
- fsevent
- tauri-macos-sign
- and 477 more…
Android
Mobile development
- android-activity
- android_logger
- findshlibs
- android_log-sys
- proguard
- payload_dumper
- cargo-apk2
- libmacchina
- adx
- rsproperties
- rsbinder-tools
- android-logcat
- and 78 more…
Compression
Algorithms for making data smaller.
- flate2
- zip
- tar
- miniz_oxide
- lz4_flex
- brotli
- zstd
- async-compression
- gix-features
- async-tar
- ruri
- arrow-avro
- moduforge-file
- astral-tokio-tar
- pithos_lib
- and 1736 more…
Memory management
Allocation, memory mapping, garbage collection, reference counting, or interfaces to foreign memory managers.
- bumpalo
- arc-swap
- memmap2
- tikv-jemallocator
- sharded-slab
- slab
- mimalloc
- jemallocator
- timely_communication
- portable-dlmalloc
- lilypads
- seekable-async-file
- and 1462 more…
Hardware support
Interface with specific CPU or other hardware features.
- num_cpus
- crc32fast
- serialport
- raw-cpuid
- wide
- nvml-wrapper
- enigo
- tokio-serial
- tokio-modbus
- spidev
- regiface
- patina
- bluetui
- nydus-storage
- poulpy-hal
- and 4037 more…
Science
Solving problems involving math, physics, and other scientific fields.
- hdf5-metno
- rsfilc
- splashsurf
- mendeleev
- fitsio
- beamdpr
- row
- gce-wget
- skyangle
- dshot-frame
- acorn-cli
- fitsio-sys
- octofhir-canonical-manager
- lacy
- and 4119 more…
Math
Solving problems involving math and logic.
- num-bigint
- rust_decimal
- statrs
- rug
- kurbo
- ark-ff
- nalgebra
- matrixmultiply
- bigdecimal
- triton-vm
- twenty-first
- calc
- diffsol
- hyperdual
- graphblas_sparse_linear_algebra
- and 4118 more…
Machine learning
AI, ML, NN, etc.
- rmcp
- safetensors
- ort
- tch
- tiktoken-rs
- burn
- fastembed
- deepwiki-rs
- candle-transformers
- rv
- gix-status
- candle-nn
- openai-interface
- tysm
- vtcode-acp-client
- and 2851 more…
Geospatial
GIS, maps, and stuff on Earth
- fake
- geo
- google_maps
- gdal
- geos
- wkt
- geozero
- i_overlay
- anise
- tzf-rs
- versatiles
- rustac
- tzf-rel
- geodatafusion
- hrdf-routing-engine
- microcad-export
- and 658 more…
Embedded development
For embedded devices or devices without an operating system.
- portable-atomic
- elf
- embedded-graphics
- embedded-hal-mock
- fixed
- rhai
- embedded-hal
- smoltcp
- uefi
- aarch64-cpu
- miniconf
- interpn
- sx1262
- async-embedded-sdmmc
- and 4748 more…
Command-line interface
Argument parsers, line-editing, or output coloring and formatting.
- colored
- rustyline
- comfy-table
- clap
- crossterm
- nu-ansi-term
- owo-colors
- codespan-reporting
- indicatif
- lscolors
- triton-tui
- rioterm
- ascii-forge
- best_skn_message
- and 2231 more…
Database interfaces
Interface with database management systems.
- rusqlite
- sea-orm
- parquet
- redis
- sqlx
- diesel
- deadpool
- rocksdb
- gix-attributes
- arrow-schema
- rust-rocksdb
- sibyl
- arrow-flight
- raphtory
- gix-odb
- heed
- and 6895 more…
Command line utilities
Applications to run at the command line.
- duct
- subprocess
- lychee
- lsd
- komac
- python-project-generator
- zoxide
- httm
- triton-cli
- integrity-scrub
- hrn
- octotype
- devtool
- retsyn
- qft
- mise
- cull-gmail
- and 9887 more…
Database implementations
Database management systems implemented in Rust.
- arrow
- tantivy
- redb
- surrealdb
- fjall
- sonic-server
- usearch
- oxigraph
- arrow-ord
- seekstorm
- worterbuch
- raphtory-storage
- datafusion-python
- vortex-datafusion
- and 699 more…
Date and time
Dealing with the fourth dimension.
- chrono
- humantime
- chrono-tz
- iana-time-zone
- icu_calendar
- duration-str
- httpdate
- tokio-cron-scheduler
- gix-date
- cron_tab
- jelal
- koyomi-rs
- holidays_jp
- and 990 more…
Programming languages
Compilers
- rustc-demangle
- ariadne
- boa_engine
- typst
- llvm-sys
- annotate-snippets
- apollo-parser
- rquickjs
- boa_string
- boa_parser
- cel
- tket-json-rs
- cranelift-frontend
- and 2507 more…
Authentication
Help with the process of confirming identities.
- git2
- jsonwebtoken
- keyring
- argon2
- totp-rs
- rpassword
- openapiv3
- azure_identity
- gix-credentials
- webauthn-rs
- common-access-token
- aws-sdk-iam
- fido-key-manager
- and 2757 more…
Configuration
Configuration management for applications.
- config
- rust-ini
- configparser
- dotenvy
- figment
- etcetera
- cedar-policy
- confy
- gix-config
- flowrs-tui
- gix-config-value
- up
- best_skn_utils
- superposition_sdk
- and 2221 more…
Multimedia
Audio, video, and image processing or rendering engines.
- mime
- moq-dir
- realitydefender
- cea708-types
- bgutil-ytdlp-pot-provider
- embystream
- dwldutil
- dwutil
- hang-cli
- codec
- playready
- fav_bili
- moq-token-cli
- and 2070 more…
Images
Process or make graphics.
- rgb
- image
- arboard
- png
- qrcode
- fast_image_resize
- resvg
- palette
- quircs
- fontkit
- fast_morphology
- libheif-rs
- qwant
- pic-scale
- fimg
- media_analyzer
- vegapull
- and 2066 more…
Audio
Record, output, or process audio.
- cpal
- rodio
- rubato
- hound
- id3
- symphonia
- kira
- spotify_player
- webrtc-audio-processing
- rspotify
- idsp
- fyrox-sound
- voicepeak-cli
- cardinal-gui
- sark0y_tam_rst
- and 2530 more…
Video
Record, output, or process video.
- gstreamer
- webrtc
- ffmpeg-next
- rav1e
- gifski
- gstreamer-video
- openh264
- ffmpeg-sidecar
- av1-grain
- hisui
- grafton-ndi
- ffmpeg-the-third
- yuv-sys
- ez-ffmpeg
- and 1139 more…
Rendering
Real-time or offline rendering of 2D or 3D graphics, usually on a GPU.
- pangocairo
- minifb
- ntcip
- label-logger
- plotters-cairo
- bspline
- pangocairo-sys
- rasteroid
- bevy_extended_ui
- horned-bin
- mcat
- zeitfetch
- horned-owl
- and 2204 more…
Graphics APIs
Direct access to the hardware's or the operating system's rendering capabilities.
- tiny-skia
- ash
- core-graphics
- metal
- alacritty
- glutin
- glow
- pathfinder_simd
- egui-ash-renderer
- naga
- asdf-overlay
- rio-backend
- fyrox-graphics
- dxwr
- and 2203 more…
Gfx data formats
Loading and parsing of data for 2D/3D rendering, like 3D models or animations.
- swash
- fontdb
- gltf
- noto-sans-mono-bitmap
- poppler-rs
- build_pbf_glyphs
- obj-rs
- tween
- goth-gltf
- goldsrc-rs
- bevy_gaussian_splatting
- spirv-tools
- microcad-lang
- and 257 more…
Rendering engine
High-level solutions for rendering on the screen.
- vk-mem
- intel_tex_2
- meshopt
- fragmentcolor
- godust
- textcanvas
- graphics
- wrappedviz
- block_compression
- debug_timer
- ranim-render
- cen
- kiyo
- stereokit-rust
- and 116 more…
No standard library
Libraries that function without the Rust standard library.
- libm
- target-lexicon
- hash32
- petname
- spectrum-analyzer
- average
- nc
- inout
- and 743 more…
Internationalization (i18n)
and localization (l10n). Develop software for various languages and regions.
- icu_properties
- icu_collator
- num-format
- sys-locale
- rust-i18n
- lingua
- icu_segmenter
- unic-langid
- and 841 more…
Value formatting
Format values for display to a user, potentially adapting the display to various languages and regions.
- uuid
- bytesize
- humansize
- uom
- prettyplease
- sqlformat
- ryu-js
- dtoa
- and 791 more…
Caching
Store the results of previous computations.
- moka
- cached
- lru
- quick_cache
- lasso
- ustr
- gix-pack
- clru
- and 898 more…
Template engine
Combine templates with data to produce documents, usually with an emphasis on processing text.
- minijinja
- handlebars
- askama
- tera
- liquid
- hayagriva
- sailfish
- fluent-templates
- and 1414 more…
GUI
Create a graphical user interface.
- egui
- winit
- taffy
- gtk4
- wry
- iced
- tauri
- fltk
- and 3222 more…
Game dev
Crates for creating games.
- glam
- bevy
- tobj
- bevy_egui
- bevy-inspector-egui
- gilrs
- bevy_ecs_tilemap
- ggez
- and 4877 more…
Games
Fun and entertainment. Games and mods implemented in Rust.
- offline-chess-puzzles
- shticker_book_unwritten
- modbot
- war_card_game
- steamlocate
- rosu-pp
- riven
- rs_poker
- and 1811 more…
Visualization
Ways to view data, such as plotting or graphing.
- plotters
- plotly
- egui_plot
- tokei
- charming
- prodash
- rerun
- textplots
- and 1175 more…
Email
Sending, receiving, formatting, and parsing email.
- lettre
- mail-parser
- imap
- email_address
- mailparse
- open-feature
- bandurria
- imap-proto
- and 799 more…
Simulation
Model or construct models for some activity, e.g. to simulate a networking protocol.
- rapier3d-f64
- madsim
- nexosim
- struqture
- wellen
- rebop
- dive-deco
- rusty_mujoco
- and 1013 more…
Emulators
Run software or games not available natively on the host computer.
- virt
- boytacean
- jailer
- mizu
- librashader-cache
- agb
- swf
- emuman
- and 515 more…
Text editors
Applications for editing text.
- lsp-server
- tui-textarea
- lsp-types
- neocmakelsp
- tower-lsp
- ra_ap_syntax
- gitlab-ci-ls
- omega
- and 854 more…
Accessibility
Assistive technologies
Finance
Payments, accounting, trading using real money
Security
anti-malware, pentesting, reversing, and code reviews
- cargo-auditable
- rustsec
- zizmor
- cargo-vet
- cosmian_kmip
- aws-sdk-inspector2
- walker-common
- clamav-client
- and 252 more…
Biology
Bioinformatics
- needletail
- rust-htslib
- bio
- rust-lapper
- ggetrs
- minimap2
- thirdkind
- bqtools
- and 799 more…
Robotics
Robotics and vehicle engineering

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