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Index of 240,035 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.
- tower
- sysinfo
- tonic
- socket2
- aws-config
- ipnet
- quinn
- async-graphql
- amqprs
- netdev
- netflow_parser
- iroh
- macmap
- libdd-common
- dumbpipe
- hddsctl
- stygian-graph
- and 16225 more…
Rust patterns
Shared solutions for particular situations specific to programming in Rust.
- bitflags
- zerocopy
- anyhow
- generic-array
- http
- derive_more
- bon
- ordered-float
- facet
- komadori
- rudo-gc
- numdiff
- ra_ap_ide_assists
- hypen-parser
- object-rainbow
- and 7251 more…
Algorithms
Core algorithms such as hashing, sorting and searching.
- rand
- crc
- ahash
- strsim
- crypto-bigint
- fastrand
- rustc-hash
- rustfft
- dissimilar
- open-hypergraphs
- muxer
- azathoth-core
- opendeviationbar-core
- hyperspec
- and 6906 more…
Data structures
Rust implementations of data structures for specific purposes.
- hashbrown
- indexmap
- bitvec
- smallvec
- phf
- roaring
- petgraph
- rangemap
- tinyvec
- skiplist
- modql
- xml-builder
- lsm-tree
- compressed-intvec
- rust-rule-engine
- and 5640 more…
Encoding data
Encoding and/or decoding data from one data format to another.
- serde_json
- base64
- schemars
- prost
- serde_with
- ron
- toml
- rmp-serde
- base64-url
- fastnbt
- pbf_font_tools
- oxicode
- btetto
- sixel-image
- schema-registry-client
- and 5760 more…
Cryptography
Algorithms intended for securing data.
- curve25519-dalek
- rustls
- blake3
- sha2
- rsa
- webpki-roots
- openssl
- rcgen
- dco3_crypto
- keccak
- cooltest
- astrid-audit
- digest
- jacs-binding-core
- astrid-crypto
- and 6070 more…
Asynchronous
Async program flow using techniques like futures, promises, waiting, or eventing.
- mio
- h2
- futures
- tower-http
- async-io
- tokio-rustls
- deadpool
- rdkafka
- upc
- tokise
- fundamentum-sdk-mqtt
- adk-core
- fbc-starter
- activitystreams-vocabulary
- and 6349 more…
Concurrency
Implementing concurrent and parallel computation.
- parking_lot
- spin
- rayon
- async-channel
- thread_local
- crossbeam
- async-lock
- ringbuf
- maitake-sync
- eips
- scc
- nexus-queue
- masstree
- ironsbe-channel
- philiprehberger-event-bus
- and 2977 more…
Text processing
Deal with the complexities of human language when expressed in textual form.
- regex
- unicode-width
- ropey
- textwrap
- encoding_rs
- similar
- fancy-regex
- const_format
- tossicat
- pprint
- spel-right
- laurus
- lindera
- norad
- rushdown
- officemd_cli
- and 5940 more…
Development tools
Testing, debugging, linting, performance profiling, autocompletion, formatting, and more.
- object
- kube
- gix
- oxc_resolver
- capnpc
- gix-hash
- git-mit
- k8s-openapi
- gitru
- ast-grep
- dprint
- lang-check
- punkgo-jack
- rmcp-server-builder
- smart-skills
- and 4371 more…
Debugging
Figure out what is going on with your code via logging, tracing, or assertions.
- tracing
- env_logger
- log
- console-subscriber
- tracing-opentelemetry
- prometheus
- gimli
- iced-x86
- pretty-hex
- dlt_log
- libdd-data-pipeline
- inqjet
- adk-telemetry
- and 2615 more…
Build Utils
Utilities for build scripts and other build time steps.
- cc
- pkg-config
- cmake
- vergen
- rustc_version
- linkme
- vcpkg
- shadow-rs
- easy-cli
- garden-tools
- rattler_index
- javac
- cmake-package
- tagit-workspace-cargo
- and 1821 more…
Testing
Verify the correctness of your code.
- insta
- trybuild
- pretty_assertions
- wiremock
- assert_cmd
- httpmock
- proptest
- mockito
- libtest-mimic
- injectorpp
- pg-ephemeral
- pretty-sqlite
- adk-eval
- and 2586 more…
FFI
Interface with other languages. Includes binding generators and helpful language constructs.
- pyo3
- napi
- cbindgen
- numpy
- bindgen
- jni
- cxx
- uniffi
- value-box-ffi
- boltffi
- vexy-vsvg-ffi
- algorithmz
- potato-state
- rylai
- greentic-interfaces-guest
- and 1078 more…
Profiling
Figure out the performance of your code.
- criterion
- inferno
- divan
- hdrhistogram
- profiling
- pprof
- dhat
- tracing-tracy
- big-o-test
- rbspy
- rbspy-ruby-structs
- ironsbe-bench
- assay-cli
- klag-exporter
- and 1044 more…
Cargo plugins
Subcommands that extend the capabilities of Cargo.
- cargo_metadata
- cargo-sort
- cargo-hack
- clap-cargo
- cargo-tarpaulin
- cargo-deb
- cargo-careful
- cargo-llvm-lines
- cargo-doc2readme
- toml-sorted
- cargo-shear
- and 1613 more…
Procedural macros
Extend Rust language with procedural macros.
- syn
- darling
- strum
- proc-macro-crate
- ctor
- proc-macro2
- proc-macro-error2
- quote
- instability
- log_args
- clap_config
- verus_syn
- ra_ap_proc_macro_api
- and 10776 more…
Filesystem
Crates for dealing with files and filesystems.
- tempfile
- notify
- dirs
- which
- camino
- fs-err
- glob
- shellexpand
- rattler_conda_types
- alpm-db
- claude-code-switcher
- dockerfile-parser-rs
- tokio-fs-ext
- and 4878 more…
Parser implementations
Parse data formats or languages.
- quick-xml
- simd-json
- semver
- sqlparser
- roxmltree
- url
- comrak
- goblin
- iroh-tickets
- ironsbe-schema
- udiffx
- currust
- factorion-lib
- ironmark
- ra_ap_parser
- and 8316 more…
Web programming
Create applications for the Web.
- wgpu
- jsonschema
- webbrowser
- wasm-bindgen-test
- httparse
- object_store
- jsonpath-rust
- iri-string
- slack-messaging
- aws-throwaway
- rattler_upload
- stygian-browser
- and 7014 more…
HTTP server
Server-side programming
- hyper
- axum
- actix-web
- hyper-rustls
- axum-test
- bollard
- lambda_runtime
- actix-cors
- activitypub_federation
- graphql-tools
- opserve
- opentalk-types-api-v1
- and 4698 more…
HTTP client
Make HTTP network requests.
- ureq
- reqwest
- octocrab
- graphql_client
- reqwest-middleware
- h3
- thirtyfour
- eventsource-client
- yandex-webmaster-api
- openrouter-rs
- grok_api
- nab
- opentalk-roomserver-client
- and 1493 more…
WebSocket
Communicate over the WebSocket protocol.
WebAssembly
Targeting or manipulating WebAssembly.
- wasmtime
- wasm-encoder
- wasm-bindgen
- wit-bindgen
- ts-rs
- wit-component
- jsonrpsee
- wasmprinter
- wit-bindgen-core
- witmproxy
- wit-bindgen-moonbit
- astrid-events
- and 3788 more…
Parser tooling
Low-level tools and parser generators.
- nom
- pest
- logos
- combine
- chumsky
- lalrpop
- fast-float2
- bitreader
- lalrpop-util
- lex-core
- tree-sitter-generate
- winnow
- pdl-runtime
- gazelle-parser
- parol
- and 666 more…
Operating systems
Bindings to operating system-specific APIs.
- libc
- whoami
- quanta
- libloading
- errno
- os_info
- nu
- gethostname
- rattler
- rattler_shell
- astrid-capsule
- astrid-mcp
- astrid-approval
- atuin-common
- tauri-plugin-fcm
- and 2378 more…
Unix APIs
Bindings to Unix-specific APIs.
- rustix
- zbus
- nix
- glib
- dbus
- notify-rust
- home
- x11rb
- rexpect
- nono
- alpm-mtree
- mdconfig
- monitord-exporter
- astrid-cli
- assay-monitor
- app-powerd
- lamco-pipewire
- and 2376 more…
Windows APIs
Bindings to Windows-specific APIs.
- windows
- winreg
- fd-lock
- embed-resource
- wmi
- wild
- windows-service
- winapi
- uds_windows
- webview2-com
- pixel_caster
- win32_notif
- systray-util
- wslpluginapi-sys
- and 782 more…
macOS and iOS APIs
Bindings to Apple-specific APIs.
- core-foundation
- mach2
- objc2
- objc
- core-text
- screencapturekit
- block2
- swift-bridge
- coremidi
- objc-rs
- rattler_virtual_packages
- fse_dump
- apple-sys
- and 538 more…
Android
Mobile development
- android-activity
- android_logger
- findshlibs
- font-kit
- apkeep
- android_log-sys
- mopro-ffi
- adx
- mmkv
- jni-min-helper
- plt-rs
- blinc_platform_android
- droidrun-core
- and 104 more…
Memory management
Allocation, memory mapping, garbage collection, reference counting, or interfaces to foreign memory managers.
- bumpalo
- memmap2
- slab
- arc-swap
- tikv-jemallocator
- sharded-slab
- mimalloc
- yoke
- dlmalloc
- lgalloc
- dynamo-memory
- small_string
- capnp
- compatmalloc
- lilypads
- and 1691 more…
Compression
Algorithms for making data smaller.
- zip
- flate2
- parquet
- miniz_oxide
- tar
- lz4_flex
- brotli
- zstd
- astral-tokio-tar
- hdt
- zipora
- rattler_package_streaming
- s-zip
- vortex
- hexz-core
- oxiarc-deflate
- and 2103 more…
Science
Solving problems involving math, physics, and other scientific fields.
- hdf5-metno
- fitsio
- biblib
- mendeleev
- app_units
- splashsurf
- bec_log_ingestor
- roqoqo-test
- magba
- wingfoil
- rsmith
- sci-form-cli
- dicom-toolkit-image
- and 4944 more…
Math
Solving problems involving math and logic.
- num-traits
- statrs
- kurbo
- rug
- bigdecimal
- euclid
- nalgebra
- good_lp
- bnum
- peroxide
- gauss-quad
- fixed_analytics
- factorion-bot-discord
- num-primitive
- and 4943 more…
Machine learning
AI, ML, NN, etc.
- safetensors
- rmcp
- fastembed
- ort
- hf-hub
- candle-nn
- tiktoken-rs
- burn
- rustorch-nn
- candle-mi
- codebones
- pmetal-metal
- sqry-nl
- irithyll
- genai
- zeph
- koda-core
- and 4227 more…
Geospatial
GIS, maps, and stuff on Earth
- fake
- geo
- geozero
- google_maps
- wkt
- i_overlay
- anise
- proj
- proseg
- maplibre_native
- martin
- osmio
- pmtiles
- file_finch
- martin-tile-utils
- pracstro
- versatiles
- and 792 more…
Hardware support
Interface with specific CPU or other hardware features.
- crc32fast
- serialport
- num_cpus
- wide
- raw-cpuid
- cudarc
- blake2b_simd
- nvml-wrapper
- ev3dev-lang-rust
- buttplug
- usb-gadget
- sindit-senml
- async-hid
- adk-browser
- and 4632 more…
Embedded development
For embedded devices or devices without an operating system.
- portable-atomic
- rhai
- fixed
- embedded-hal
- embedded-graphics
- elf
- riscv
- smoltcp
- bbqueue
- heatshrink-bin
- rpi-pal
- imxrt-hal
- heatshrink-lib
- picoboot
- and 5479 more…
Command-line interface
Argument parsers, line-editing, or output coloring and formatting.
- colored
- comfy-table
- crossterm
- rustyline
- owo-colors
- codespan-reporting
- clap
- console
- anstyle
- clearscreen
- bpaf
- promkit
- ralph-tui
- ralph-adapters
- and 2667 more…
Command line utilities
Applications to run at the command line.
- duct
- procs
- lsd
- topgrade
- llmfit
- irust
- petname
- tealdeer
- ttdl
- helix-kanban
- git-disjoint
- proc-cli
- rubyfast
- pycu
- taskgun
- seite
- ouija
- gitpane
- suitui
- and 12822 more…
Database interfaces
Interface with database management systems.
- rusqlite
- redis
- sea-orm
- sqlx
- diesel
- rocksdb
- lapin
- sea-query
- libsqlite3-sys
- r2d2_sqlite
- lance-namespace-reqwest-client
- deltalake
- ruvector-core
- and 9310 more…
Database implementations
Database management systems implemented in Rust.
- arrow
- tantivy
- surrealdb
- fjall
- redb
- sonic-server
- turso
- oxigraph
- datafusion-python
- polars-view
- vortex-error
- graphrecords
- vortex-tui
- vortex-buffer
- and 991 more…
Date and time
Dealing with the fourth dimension.
- chrono
- humantime
- chrono-tz
- iana-time-zone
- icu_calendar
- httpdate
- tokio-cron-scheduler
- temporal_rs
- cron-lite
- eventix
- rust-zmanim
- biji-ui
- tzdb_data
- and 1155 more…
Authentication
Help with the process of confirming identities.
- jsonwebtoken
- git2
- argon2
- openapiv3
- rpassword
- oauth2
- keyring
- secret-service
- ctap-hid-fido2
- sspi
- ratchjob
- shiguredo_http11
- rattler_s3
- adk-auth
- and 3701 more…
No standard library
Libraries that function without the Rust standard library.
- getrandom
- libm
- target-lexicon
- hash32
- dcv-color-primitives
- figlet-rs
- spectrum-analyzer
- average
- micrortu_sdk
- micrortu_ie_base
- sdl3-main
- micrortu_build_utils
- and 827 more…
Programming languages
Compilers
- rustc-demangle
- ariadne
- tree-sitter
- typst
- swc_ecma_codegen
- boa_engine
- llvm-sys
- rquickjs
- jstime
- hugr
- tket-json-rs
- wasm-pvm
- ra_ap_hir
- wasm-pvm-cli
- and 2942 more…
Configuration
Configuration management for applications.
- config
- configparser
- rust-ini
- dotenvy
- figment
- etcetera
- cedar-policy
- confy
- hyprlang
- ucg
- stau
- vpxtool
- kernel-builder
- calver
- wows_replays
- philiprehberger-feature-flags
- and 2780 more…
Multimedia
Audio, video, and image processing or rendering engines.
- mime
- matrix-sdk-base
- gio-sys
- moq-cli
- kumono
- cea708-types
- bgutil-ytdlp-pot-provider
- audiobookctl
- sherlock
- fcast-sender-sdk
- libmpegts
- clapper-player
- and 2535 more…
Images
Process or make graphics.
- rgb
- arboard
- image
- qrcode
- png
- resvg
- fast_image_resize
- zune-jpeg
- kramaframe
- oxidize-pdf
- libczirw-sys
- hayro-ccitt
- takumi
- calib-targets-aruco
- wows_minimap_renderer
- and 2532 more…
Audio
Record, output, or process audio.
- cpal
- rodio
- rubato
- hound
- symphonia
- id3
- lofty
- kira
- resampler
- sjconv
- transcribe-rs
- zai-rs
- sonos-api
- opus-rs
- koan-music
- opentalk-roomserver-types-subroom-audio
- and 3200 more…
Video
Record, output, or process video.
- gstreamer
- ffmpeg-next
- webrtc
- nom-exif
- openh264
- rav1e
- xcap
- livekit
- vidgen
- yt-dlp
- lamco-video
- lamco-wayland
- opentalk-roomserver-types-shared-folder
- and 1383 more…
Internationalization (i18n)
and localization (l10n). Develop software for various languages and regions.
- num-format
- icu_normalizer
- icu_properties
- icu_collator
- rust-i18n
- sys-locale
- uucore
- icu_segmenter
- wikibase
- phonelib
- countries-iso3166
- br_financial
- and 1012 more…
Rendering
Real-time or offline rendering of 2D or 3D graphics, usually on a GPU.
- pangocairo
- lin_alg
- taitank-rs
- px2ansi-rs
- label-logger
- pdfium-bind
- rasteroid
- irodori
- pangocairo-sys
- palette-core
- gpui-animation
- mojiban
- and 2551 more…
Graphics APIs
Direct access to the hardware's or the operating system's rendering capabilities.
- tiny-skia
- ash
- core-graphics
- metal
- glow
- glutin
- gpu-allocator
- khronos-egl
- spirv
- whisper-rs
- rspirv
- stl_io
- portlight
- shadercanvas
- cvmath
- token-value-map
- and 2547 more…
Gfx data formats
Loading and parsing of data for 2D/3D rendering, like 3D models or animations.
- fontdb
- gltf
- swash
- noto-sans-mono-bitmap
- build_pbf_glyphs
- poppler-rs
- ab_glyph_rasterizer
- tween
- mesh_to_vox
- threemf
- goldsrc-rs
- threecrate-io
- bevy_gaussian_splatting
- and 319 more…
Rendering engine
High-level solutions for rendering on the screen.
- vk-mem
- meshopt
- intel_tex_2
- debug_timer
- coda-cli
- uzor
- frankenterm-core
- textcanvas
- graphics
- simple-femto-text-rendering
- horizon-lattice-render
- and 145 more…
GUI
Create a graphical user interface.
- egui
- gtk4
- winit
- taffy
- softbuffer
- iced
- wry
- raw-window-handle
- jay-compositor
- jay-config
- egui_dialogs
- gdk4
- yew-hooks
- tauri-plugin-printer-wkhtml-bin
- and 4043 more…
Value formatting
Format values for display to a user, potentially adapting the display to various languages and regions.
- uuid
- ryu
- bytesize
- humansize
- prettyplease
- ryu-js
- uom
- strfmt
- random_str
- lyrx
- verus_prettyplease
- radicle-artifact
- philiprehberger-byte-fmt
- wat_formatter
- and 862 more…
Game dev
Crates for creating games.
- glam
- bevy
- bevy_egui
- tobj
- gilrs
- hecs
- steamworks
- avian3d
- asphalt
- cosync
- bevy_ldtk_asset
- bevy_light_2d
- vpin
- bevy_trenchbroom
- bevy_fluent
- roblox-studio-utils
- and 5638 more…
Template engine
Combine templates with data to produce documents, usually with an emphasis on processing text.
- minijinja
- handlebars
- askama
- tera
- liquid
- maud
- mrml
- hayagriva
- oicana_cli
- minijinja-contrib
- minijinja-cli
- debian-watch
- minijinja-embed
- sqruff-lib
- and 1716 more…
Games
Fun and entertainment. Games and mods implemented in Rust.
- rpfm_cli
- protonup-rs
- steamlocate
- riven
- rosu-pp
- shticker_book_unwritten
- libloadorder
- owmods_cli
- pkpw
- rust-warrior
- libloot
- rshogi
- liiga_teletext
- and 2032 more…
Caching
Store the results of previous computations.
- moka
- cached
- lru
- quick_cache
- lasso
- http-cache-semantics
- foyer
- ustr
- patina_mtrr
- repose-tree
- vrc-log
- philiprehberger-cache-kit
- laminar-core
- pyc_editor
- and 1162 more…
Visualization
Ways to view data, such as plotting or graphing.
- plotters
- plotly
- egui_plot
- tokei
- charming
- rerun
- prodash
- textplots
- actix-analytics
- rocket-analytics
- axum-analytics
- dlt-tui
- open-hypergraphs-dot
- and 1552 more…
Finance
Payments, accounting, trading using real money
Email
Sending, receiving, formatting, and parsing email.
- lettre
- mail-parser
- imap
- mailparse
- email_address
- async-imap
- demand
- imap-proto
- pib-service-inventory
- debian-changelog
- sendkit
- euromail
- cornelli
- and 967 more…
Text editors
Applications for editing text.
- lsp-server
- tui-textarea
- lsp-types
- ra_ap_syntax
- tower-lsp
- just-lsp
- neocmakelsp
- nickel-lang-cli
- subversion
- ra_ap_project_model
- ra_ap_ide_db
- ra_ap_stdx
- and 1217 more…
Emulators
Run software or games not available natively on the host computer.
- mos6502
- emuman
- virt
- boytacean
- jailer
- agb
- mizu
- librashader
- w65c816
- udbserver
- jvmrs
- chd
- atebitemu
- monsoon-core
- vmm
- firecracker
- monsoon-frontend
- and 551 more…
Accessibility
Assistive technologies
- accesskit
- atspi
- macos-accessibility-client
- simple-hotkeys
- brlapi
- terminator-rs
- a11ywatch_cli
- lector
- librush
- colorverse
- accesskit_atspi_common
- and 287 more…
Simulation
Model or construct models for some activity, e.g. to simulate a networking protocol.
- rapier2d
- madsim
- nexosim
- phasma
- dubins_paths
- rebop
- mujoco-rs
- biodivine-lib-param-bn
- maliput
- caustic
- datasynth-cli
- oxirs-physics
- datasynth-server
- and 1344 more…
Security
anti-malware, pentesting, reversing, and code reviews
- cargo-auditable
- rustsec
- zizmor
- cargo-vet
- shavee
- dz6
- clamav-client
- cosmian_kmip
- hakoniwa
- hakoniwa-cli
- cosmian_kms_interfaces
- utimaco_pkcs11_loader
- and 413 more…
Biology
Bioinformatics
- needletail
- rust-htslib
- rust-lapper
- bio
- ggetrs
- minimap2
- noodles
- bio-seq
- bamnado
- convert_genome
- lowess
- fastLowess
- genepred
- bed-utils
- wdl-ast
- noodles-tabix
- and 1014 more…
Robotics
Robotics and vehicle engineering
- rsruckig
- optimization_engine
- zenoh-plugin-dds
- vex-sdk
- dora-daemon
- rustypot
- transforms
- ethercrab
- zenoh-plugin-ros2dds
- pidgeon
- digitalis-protobuf
- and 694 more…

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