Lib.rs

Index of 256,558 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
- tower
- tonic
- ipnet
- socket2
- aws-config
- async-graphql
- rustls-native-certs
- mdns-sd
- ntex-mqtt
- s2-api
- greentic-distributor-client
- upnp-daemon
- and 17590 more…
Rust patterns
Shared solutions for particular situations specific to programming in Rust.
- zerocopy
- bitflags
- anyhow
- generic-array
- http
- derive_more
- once_cell
- ordered-float
- typenum
- atomic_refcell
- const_struct
- orion-error
- koruma
- ra-ap-rustc_type_ir
- and 7516 more…
Algorithms
Core algorithms such as hashing, sorting and searching.
- rand
- crc
- ahash
- strsim
- rustc-hash
- crypto-bigint
- fastrand
- rustfft
- reqsketch
- oxigdal-algorithms
- opendp
- tetra3
- t-oc
- former
- iter_tools
- opthash
- libversion-sys
- and 7303 more…
Data structures
Rust implementations of data structures for specific purposes.
- hashbrown
- indexmap
- bitvec
- smallvec
- phf
- ropey
- roaring
- ndarray
- embed-collections
- plain_trie
- pbt
- collection_tools
- oxigdal-core
- surge-network
- tiff-core
- and 5919 more…
Encoding data
Encoding and/or decoding data from one data format to another.
- serde_json
- schemars
- prost
- base64
- ron
- serde_with
- rmp-serde
- toml
- msgpacker
- convert2json
- oxjsonld
- serde_yaml_bw
- tiff-writer
- proto-blue-lex-json
- and 6125 more…
Cryptography
Algorithms intended for securing data.
- curve25519-dalek
- rustls
- blake3
- sha2
- rsa
- webpki-roots
- pem
- openssl
- constant_time_eq
- p256
- wolfssl
- p521
- sigstore-verify
- doe
- sigstore-trust-root
- and 6554 more…
Asynchronous
Async program flow using techniques like futures, promises, waiting, or eventing.
- tokio
- futures
- h2
- rdkafka
- tokio-rustls
- deadpool
- tower-http
- event-listener
- io-uring
- interprocess
- async-openai
- dial9-tokio-telemetry
- aether-llm
- and 6960 more…
Concurrency
Implementing concurrent and parallel computation.
- parking_lot
- spin
- async-channel
- rayon
- thread_local
- crossbeam
- ringbuf
- async-lock
- atomic-time
- mambo_map
- mlua-isle
- tinytown
- ironspdk
- oxigdal-distributed
- and 3185 more…
Text processing
Deal with the complexities of human language when expressed in textual form.
- regex
- unicode-width
- textwrap
- encoding_rs
- similar
- const_format
- lopdf
- pulldown-cmark
- html2text
- graphannis
- dom-content-extraction
- GORBIE
- aether-mcp-servers
- and 6466 more…
Development tools
Testing, debugging, linting, performance profiling, autocompletion, formatting, and more.
- object
- kube
- oxc_resolver
- gix
- git-mit
- k8s-openapi
- rpm
- rspack_resolver
- pawan
- vstd
- ripvec
- ezcli-win
- agent-code
- mago-formatter
- gest
- zig-cli
- green-linter
- and 5129 more…
Debugging
Figure out what is going on with your code via logging, tracing, or assertions.
- tracing
- env_logger
- log
- console-subscriber
- gimli
- tracing-opentelemetry
- prometheus
- iced-x86
- tracing-appender
- framehop
- symbolic-demangle
- symbolic-common
- and 2807 more…
Build Utils
Utilities for build scripts and other build time steps.
- cc
- pkg-config
- vergen
- cmake
- shadow-rs
- rustc_version
- linkme
- built
- cargo-platform
- mkrs
- cxon
- cargo-util
- phprs
- cicero_commands
- aether-llm-codegen
- and 1995 more…
Testing
Verify the correctness of your code.
- insta
- trybuild
- pretty_assertions
- wiremock
- assert_cmd
- mockito
- httpmock
- proptest
- afl
- polytest
- inquest
- playwright-rs
- prop-check-rs
- mcp-tester
- alpaca-mock
- and 2888 more…
FFI
Interface with other languages. Includes binding generators and helpful language constructs.
- pyo3
- napi
- cbindgen
- cxx
- numpy
- jni
- bindgen
- uniffi
- extendr-engine
- buffi
- ext-php-rs
- harn-cli
- alef-e2e
- boltffi_cli
- liter-llm-ffi
- microsoft-webui-ffi
- and 1217 more…
Cargo plugins
Subcommands that extend the capabilities of Cargo.
- cargo_metadata
- cargo-sort
- cargo-hack
- clap-cargo
- cargo-careful
- cargo-tarpaulin
- flamegraph
- cargo-edit
- cargo-bundle
- cargo-modules
- cargo-afl
- cargo-cross
- and 1689 more…
Profiling
Figure out the performance of your code.
- criterion
- inferno
- divan
- hdrhistogram
- profiling
- pprof
- dhat
- iai-callgrind
- criterion-hypothesis
- codspeed-criterion-compat
- cuid2
- gnostr-scopetime
- and 1133 more…
Procedural macros
Extend Rust language with procedural macros.
- syn
- darling
- ctor
- proc-macro-crate
- strum
- proc-macro-error2
- quote
- litrs
- ambassador
- test-log-macros
- macro_tools
- tusks-lib
- opendp_tooling
- cargo-test-macro
- and 11223 more…
Filesystem
Crates for dealing with files and filesystems.
- tempfile
- notify
- dirs
- which
- camino
- fs-err
- glob
- shellexpand
- open
- scfs
- openmw-config
- rust-ipfs
- file-declutter
- runa-tui
- soft-canonicalize
- rustfs-cli
- and 5324 more…
Web programming
Create applications for the Web.
- httparse
- object_store
- wgpu
- webbrowser
- jsonschema
- wasm-bindgen-test
- jsonpath-rust
- iri-string
- tauri-ts-generator
- claudius
- openapi-to-rust
- linkbreakers
- and 7580 more…
HTTP server
Server-side programming
- hyper
- axum
- actix-web
- hyper-rustls
- axum-test
- lambda_runtime
- actix-cors
- dioxus
- akas
- actix-http
- arche
- gumbo
- autumn-cli
- lambda_http
- gyazo-mcp-server
- and 5098 more…
HTTP client
Make HTTP network requests.
- ureq
- reqwest
- octocrab
- reqwest-middleware
- graphql_client
- h3
- fantoccini
- eventsource-client
- greentic-secrets
- yxhoo-transit
- ochami-rs
- proto-blue
- and 1654 more…
WebSocket
Communicate over the WebSocket protocol.
- tokio-tungstenite
- async-tungstenite
- bollard
- ws_stream_wasm
- tungstenite
- worker
- actix-ws
- tokio-websockets
- haply
- deribit-websocket
- shiguredo_http2
- and 1148 more…
Parser implementations
Parse data formats or languages.
- quick-xml
- simd-json
- semver
- comrak
- sqlparser
- ttf-parser
- roxmltree
- url
- tree-sitter-scala
- cargo-util-schemas
- hwatch
- sigstore-types
- oxrdfio
- wasmparser
- and 9029 more…
WebAssembly
Targeting or manipulating WebAssembly.
- wasm-encoder
- wasmtime
- ts-rs
- wasm-bindgen
- wit-bindgen
- jsonrpsee
- web-time
- wit-component
- sqlite-wasm-rs
- miden-field
- silex_reactivity
- wasmprinter
- and 4121 more…
Parser tooling
Low-level tools and parser generators.
- nom
- pest
- logos
- chumsky
- combine
- lalrpop
- fast-float2
- bitreader
- shiftkit
- form_builder
- rable
- http-request-target
- spain-vat-id
- neure
- caldata
- typeward
- and 690 more…
Science
Solving problems involving math, physics, and other scientific fields.
- hdf5-metno
- app_units
- mendeleev
- fitsio
- biblib
- splashsurf
- git-perf
- biodivine-algo-bdd-scc
- input-rs
- hoomd-utility
- wingfoil
- labkey-rs
- organicgraph
- and 5318 more…
Math
Solving problems involving math and logic.
- num-traits
- statrs
- kurbo
- euclid
- matrixmultiply
- bigdecimal
- num-bigint
- nalgebra
- seuif97
- qsv-stats
- numrs2
- pandrs
- laddu
- surge-sparse
- arael
- litex-lang
- and 5315 more…
Machine learning
AI, ML, NN, etc.
- safetensors
- rmcp
- ort
- fastembed
- hf-hub
- tiktoken-rs
- burn
- candle-nn
- communique
- arai
- pc-rl-core
- iron-providers
- commandok
- llmy
- aprender
- prodex
- omni_search
- and 4928 more…
Geospatial
GIS, maps, and stuff on Earth
- geo
- fake
- google_maps
- wkt
- geozero
- i_overlay
- geoarrow-array
- anise
- martin-tile-utils
- geo-omerc
- pmtiles
- martin
- japanese-address-parser
- brahe
- grib
- and 863 more…
Operating systems
Bindings to operating system-specific APIs.
- libc
- whoami
- libloading
- quanta
- errno
- os_info
- nu
- gethostname
- axplat-dyn
- axvisor
- pib-service-api-permissions-inventory
- zerobox
- leenfetch
- atuin-common
- and 2497 more…
Unix APIs
Bindings to Unix-specific APIs.
- rustix
- nix
- zbus
- dbus
- notify-rust
- home
- gio
- x11rb
- mpris-server
- tino
- proc-canonicalize
- hardened-malloc
- msb_krun_arch_gen
- anchovy
- dial9-perf-self-profile
- and 2496 more…
Windows APIs
Bindings to Windows-specific APIs.
- windows
- winreg
- fd-lock
- embed-resource
- wmi
- wild
- windows-service
- winapi
- pstop
- gnurx-sys
- vmi-driver-kdmp
- winroute
- win64
- objets_metier_rs
- cef-dll-sys
- and 811 more…
macOS and iOS APIs
Bindings to Apple-specific APIs.
- core-foundation
- mach2
- block2
- objc
- screencapturekit
- core-text
- objc2
- swift-bridge
- fse_dump
- idevice
- textlog
- rattler_virtual_packages
- eventkit-rs
- and 578 more…
Android
Mobile development
- android-activity
- android_logger
- findshlibs
- font-kit
- apkeep
- android_log-sys
- ndk-context
- adx
- mmkv
- browserinfo
- tauri-plugin-broadcast
- cranpose-animation
- and 118 more…
Hardware support
Interface with specific CPU or other hardware features.
- crc32fast
- serialport
- num_cpus
- wide
- raw-cpuid
- cudarc
- cpufeatures
- blake2b_simd
- rabbitizer
- amdgpu-sysfs
- defmt-serial
- vlfd-rs
- msb_krun_cpuid
- smoo-gadget-cli
- and 4970 more…
Embedded development
For embedded devices or devices without an operating system.
- portable-atomic
- rhai
- embedded-hal
- fixed
- embedded-graphics
- smoltcp
- embedded-hal-mock
- rppal
- speakersafetyd
- comchan
- embedded-mqttc
- greentic-secrets-validate
- and 5954 more…
Memory management
Allocation, memory mapping, garbage collection, reference counting, or interfaces to foreign memory managers.
- bumpalo
- arc-swap
- memmap2
- slab
- tikv-jemallocator
- sharded-slab
- mimalloc
- yoke
- linked_list_allocator
- contain
- bump-scope
- mago-atom
- ax-runtime
- oxicuda-memory
- and 1768 more…
Compression
Algorithms for making data smaller.
- zip
- flate2
- tar
- lz4_flex
- parquet
- miniz_oxide
- brotli
- zstd
- bzip2-cli
- gibblox-pipeline
- turboquant-rs
- oxigdal-compress
- zccache-protocol
- rust-hdf5
- and 2277 more…
Command-line interface
Argument parsers, line-editing, or output coloring and formatting.
- colored
- rustyline
- comfy-table
- crossterm
- clap
- owo-colors
- nu-ansi-term
- ratatui
- tui-input
- aether-tui
- unilang
- rocketsplash-rt
- aether-wisp
- farben
- and 2827 more…
Command line utilities
Applications to run at the command line.
- duct
- procs
- topgrade
- lsd
- irust
- feluda
- petname
- bat
- juliaup
- git-bump
- sigye
- sc-compose
- mediavault-cli
- cship
- psmux
- lx-ls
- yconn
- nomograph-synthesist
- and 14102 more…
Database interfaces
Interface with database management systems.
- rusqlite
- redis
- sqlx
- sea-orm
- diesel
- datafusion
- rocksdb
- mongodb
- db-keystore
- mbtiles
- rbatis
- clorinde
- datafusion-table-providers
- s2-sdk
- odbc-api
- and 10276 more…
Database implementations
Database management systems implemented in Rust.
- arrow
- redb
- tantivy
- surrealdb
- fjall
- turso
- oxigraph
- surrealkv
- doublets
- s2-lite
- overdrive-db
- mentedb-consolidation
- minigraf
- kbolt
- inferadb-ledger-store
- and 1059 more…
Authentication
Help with the process of confirming identities.
- jsonwebtoken
- git2
- keyring
- argon2
- openapiv3
- password-hash
- rpassword
- oauth2
- spiffe
- sigstore-oidc
- ironflow-auth
- inferadb-ledger-sdk
- arbiter-identity
- and 4180 more…
Date and time
Dealing with the fourth dimension.
- chrono
- humantime
- chrono-tz
- icu_calendar
- iana-time-zone
- temporal_rs
- httpdate
- tokio-cron-scheduler
- relativedelta
- tardis-cli
- dtg
- range_date
- sofars
- and 1200 more…
No standard library
Libraries that function without the Rust standard library.
- getrandom
- libm
- target-lexicon
- dcv-color-primitives
- hash32
- figlet-rs
- average
- branches
- earcut
- miden-serde-utils
- ts_capabilityversion
- ts_peercapability
- and 896 more…
Programming languages
Compilers
- rustc-demangle
- ariadne
- tree-sitter
- typst
- swc_ecma_codegen
- boa_engine
- rquickjs
- llvm-sys
- type-sitter
- blisp
- tulisp
- proto-blue-codegen
- zccache-compiler
- and 3238 more…
Internationalization (i18n)
and localization (l10n). Develop software for various languages and regions.
- icu_normalizer
- icu_properties
- num-format
- icu_segmenter
- rust-i18n
- sys-locale
- iref
- lingua
- rust-i18n-support
- greentic-i18n
- txtv
- country-emoji
- greentic-i18n-translator
- and 1049 more…
Multimedia
Audio, video, and image processing or rendering engines.
Images
Process or make graphics.
- rgb
- arboard
- image
- qrcode
- png
- resvg
- fast_image_resize
- zune-jpeg
- zedbar
- butteraugli
- photo_sort
- fractal_rndr
- tinted-scheme-extractor
- fop-render
- and 2752 more…
Audio
Record, output, or process audio.
- cpal
- rodio
- rubato
- hound
- symphonia
- id3
- lofty
- kira
- midir
- wmidi
- audium
- audio-codec
- elevenlabs
- opus-rs
- resonant
- oxideav-celt
- koan-cli
- resonant-analysis
- and 3478 more…
Video
Record, output, or process video.
- gstreamer-video
- ffmpeg-next
- webrtc
- openh264
- xcap
- nom-exif
- gstreamer
- livekit
- shiguredo_webrtc
- seedance
- blit-cli
- oxideav-h264
- whisper-subs
- oxideav-amv
- and 1529 more…
Configuration
Configuration management for applications.
- config
- configparser
- rust-ini
- dotenvy
- figment
- etcetera
- cedar-policy
- confy
- greentic-types
- inherit-config
- schemaui
- TuiWeather
- smooai-config
- confik
- and 2952 more…
Rendering
Real-time or offline rendering of 2D or 3D graphics, usually on a GPU.
- pangocairo
- lin_alg
- taitank-rs
- hadrone-core
- gemini-lite-desktop
- rasteroid
- label-logger
- ventana-backend-win32
- libtlg-rs
- mcat
- ventana-hal
- pangocairo-sys
- and 2674 more…
Graphics APIs
Direct access to the hardware's or the operating system's rendering capabilities.
- tiny-skia
- metal
- ash
- core-graphics
- glow
- gpu-allocator
- lyon
- vello
- spirv-std
- curvo
- fop-pdf-renderer
- blade-graphics
- block-mesh-bgm
- msb_krun_rutabaga_gfx
- and 2672 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
- tween
- ab_glyph_rasterizer
- openusd
- zng-webrender-api
- gltf_kun_vrm
- sigye-fonts
- and 348 more…
Rendering engine
High-level solutions for rendering on the screen.
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
- itoa
- uom
- bt_time_utils
- sparkid
- tilegraph
- oag
- codama-cli
- arvo
- prettier-bytes
- hashtree-resolver
- and 903 more…
GUI
Create a graphical user interface.
- egui
- gtk4
- taffy
- softbuffer
- winit
- wry
- iced
- raw-window-handle
- tauri-plugin-prevent-default
- iocraft
- zng
- zng-app
- zng-ext-font
- mediavault-gui
- zng-ext-input
- and 4409 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
- blazingjj
- tinted-builder
- esp-generate
- kapow
- tinted-builder-rust
- sc-composer
- csm-rs
- and 1866 more…
Game dev
Crates for creating games.
- glam
- bevy
- tobj
- bevy_egui
- avian3d
- gilrs
- steamworks
- sdl3
- gdextension-api
- bladeink
- blittle
- gametools
- bevy_archie
- uxie
- nightshade-editor
- luau0-src
- and 5966 more…
Caching
Store the results of previous computations.
- moka
- cached
- quick_cache
- lru
- lasso
- ustr
- http-cache-semantics
- foyer
- modelexpress-client
- http-cache
- http-cache-reqwest
- sigstore-cache
- sigstore-rekor
- and 1252 more…
Games
Fun and entertainment. Games and mods implemented in Rust.
- rpfm_cli
- tetro-tui
- protonup-rs
- rosu-pp
- riven
- steamlocate
- libloadorder
- nhl-235
- bjrs
- gamie
- ironfoil
- twsnap
- spearmint
- iron-wolf
- rshogi
- eldiron-client
- and 2077 more…
Visualization
Ways to view data, such as plotting or graphing.
- plotters
- plotly
- egui_plot
- prodash
- tokei
- charming
- rerun
- textplots
- charton
- oxigdal-3d
- orion-sdr-view
- oxigdal-jupyter
- chartml-core
- datasight
- chartjs_image
- and 1718 more…
Finance
Payments, accounting, trading using real money
Email
Sending, receiving, formatting, and parsing email.
- lettre
- mail-parser
- imap
- mailparse
- email_address
- mailchecker
- async-imap
- demand
- msg_parser
- desec_api
- imap-tools
- lettr
- email-cli
- netsky-io
- resend-rs
- and 1060 more…
Text editors
Applications for editing text.
- lsp-server
- tui-textarea
- lsp-types
- ratatui-textarea
- tower-lsp
- just-lsp
- edtui
- nickel-lang-cli
- forgelang
- protextinator
- cooklang-language-server
- and 1554 more…
Accessibility
Assistive technologies
- accesskit
- mousefree
- atspi
- macos-accessibility-client
- anda_hippocampus
- terminator-rs
- brlapi
- mathcat
- oximedia-caption-gen
- bitpill
- whisrs
- xa11y
- and 335 more…
Emulators
Run software or games not available natively on the host computer.
- emuman
- moq-boy
- mos6502
- virt
- jailer
- agb
- librashader
- mizu
- tetanes
- vines
- softcore-asm-rv64
- sidplayfp-sys
- machina-emu
- armemu
- npcterm
- neser
- machina-hw-core
- and 593 more…
Simulation
Model or construct models for some activity, e.g. to simulate a networking protocol.
- rapier2d
- nexosim
- fakecloud
- mujoco-rs
- maliput
- dubins_paths
- wellen
- biodivine-lib-param-bn
- doxing-emulator
- surge-bindings
- gan-cv-simulator
- surge-solution
- and 1601 more…
Security
anti-malware, pentesting, reversing, and code reviews
- cargo-auditable
- zizmor
- rustsec
- cargo-vet
- shavee
- clamav-client
- dz6
- sandlock-cli
- pyscan
- idalib
- rhabdomancer
- haruspex
- augur
- idalib-build
- rpki-com
- and 456 more…
Biology
Bioinformatics
- needletail
- rust-htslib
- rust-lapper
- bio
- ggetrs
- minimap2
- noodles
- simpleaf
- grepq
- alevin-fry
- tgv
- gv-core
- fastdedup
- zoe
- equiconc
- nj
- oxo-call
- piscem
- and 1132 more…
Robotics
Robotics and vehicle engineering
- optimization_engine
- rsruckig
- zenoh-plugin-dds
- shared-memory-server
- vex-sdk
- nyx-space
- rustypot
- transforms
- map_3d
- rutile_r2r
- flight-solver
- wls-alloc
- and 768 more…

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