Crates.rs

A fast, lightweight, site to browse most popular Rust libraries and applications. Unofficial, opinionated alternative to crates.io

Algorithms
Core algorithms such as hashing, sorting and searching.
- strsim
- rand_xorshift
- rand_chacha
- rand
- rand_isaac
- regex-syntax
- rand_os
- smeagol
- int
- cuckoocache
- and 867 more…
Rust patterns
Shared solutions for particular situations specific to programming in Rust.
- lazycell
- scopeguard
- nodrop
- synstructure
- proc-macro2
- owning_ref
- lazy_static
- rustc-ap-rustc_errors
- datatest-derive
- stringedits
- and 775 more…
Encoding data
Encoding and/or decoding data from one data format to another.
- base64
- byteorder
- mime
- serde
- serde_derive
- serde_urlencoded
- toml
- set-encoding
- rustc-ap-serialize
- tbe
- and 714 more…
Data structures
Rust implementations of data structures for specific purposes.
- smallvec
- vec_map
- arrayvec
- either
- string
- indexmap
- bytes
- rustc-ap-rustc_data_structures
- starling
- machine_int
- and 965 more…
Concurrency
Implementing concurrent and parallel computation.
- crossbeam-utils
- crossbeam-epoch
- crossbeam-deque
- parking_lot_core
- lock_api
- thread_local
- parking_lot
- rustc-ap-arena
- blackhole
- ipc-channel
- and 410 more…
Development tools
Testing, debugging, linting, performance profiling, autocompletion, formatting, and more.
- version_check
- pretty_assertions
- git2
- rls-span
- rls-rustc
- rls-blacklist
- rls-data
- rustc-ap-rustc_target
- rustc-ap-syntax_pos
- rustc-ap-rustc_cratesio_shim
- and 475 more…
Procedural macro helpers
Extend Rust language with procedural macros.
- syn
- quote
- synom
- strum_macros
- strum
- derive_more
- proc-macro-hack
- photonix_derive
- find-crate
- partial_ref_derive
- and 315 more…
Debugging
Figure out what is going on with your code via logging, tracing, or assertions.
- log
- backtrace-sys
- env_logger
- backtrace
- log_settings
- simplelog
- fern
- anylog
- goblin
- gimli
- and 275 more…
Build Utils
Utilities for build scripts and other build time steps.
- cc
- autocfg
- pkg-config
- termcolor
- cmake
- toml-query
- rustc-demangle
- freedesktop-categories
- freedesktop-categories-codegen
- flatc-rust
- and 88 more…
Testing
Verify the correctness of your code.
- proptest
- quickcheck
- assert_cli
- compiletest_rs
- hamcrest
- tokio-mock-task
- assert_cmd
- ctest
- honggfuzz
- mockiato
- and 345 more…
Cargo plugins
Subcommands that extend the capabilities of Cargo.
- rustfix
- cargo_metadata
- cargo-make
- cargo-update
- cargo-deb
- cargo-web
- cargo-vendor
- cargo-inspect
- cargo-release
- cargo-modules
- and 213 more…
FFI
Interface with other languages. Includes binding generators and helpful language constructs.
- cexpr
- bindgen
- chalk-engine
- cbindgen
- c_linked_list
- cpython
- jni
- pyo3
- pyo3cls
- pyo3-derive-backend
- and 97 more…
Profiling
Figure out the performance of your code.
- criterion
- thread_profiler
- prometheus
- bencher
- cpuprofiler
- trawler
- measure_time
- inferno
- metered
- metered-macro
- and 56 more…
Network programming
Network protocols such as FTP, HTTP, or SSH, or lower-level TCP or UDP.
- httparse
- tokio-timer
- iovec
- schannel
- trust-dns-proto
- bincode
- tokio-tls
- sentry-types
- psyche-core
- packet-ipc
- and 938 more…
Cryptography
Algorithms intended for securing data.
- siphasher
- openssl-sys
- block-buffer
- digest
- openssl
- sha2
- crypto-mac
- hashdir
- sequoia-openpgp
- rsa
- and 670 more…
Cryptocurrencies
Coins, blockchains and wallets.
- fixed-hash
- uint
- ethabi
- parity-crypto
- rlp
- ethabi-derive
- kvdb-rocksdb
- ethsign
- hdwallet
- ewasm_api
- and 224 more…
Text processing
Deal with the complexities of human language when expressed in textual form.
- utf8-ranges
- aho-corasick
- textwrap
- unicase
- encoding_rs
- pulldown-cmark
- regex
- mossy
- mathematica-notebook-filter
- fasttext
- and 287 more…
Asynchronous
Async program flow using techniques like futures, promises, waiting, or eventing.
- tokio-reactor
- tokio-fs
- tokio-udp
- tokio-tcp
- tokio-executor
- tokio-current-thread
- tokio-codec
- tokio-sync
- nsq-client
- futures-enum
- and 487 more…
Operating systems
Bindings to operating system-specific APIs.
- wait-timeout
- libc
- which
- libloading
- fortanix-sgx-abi
- errno
- hostname
- mac-process-info
- user_agent
- rust-bitbar
- and 481 more…
Windows APIs
Bindings to Windows-specific APIs.
- winapi-build
- winapi-util
- winapi
- vcpkg
- kernel32-sys
- ws2_32-sys
- userenv-sys
- winproc
- crossterm_winapi
- tlhelp32
- and 481 more…
Unix APIs
Bindings to Unix-specific APIs.
- nix
- signal-hook
- redox_syscall
- xdg
- unix_socket
- dbus
- libdbus-sys
- kea
- alpm-rs
- pacman
- and 368 more…
macOS APIs
Bindings to macOS-specific APIs.
- security-framework-sys
- security-framework
- core-foundation
- core-foundation-sys
- native-tls
- objc
- ds_store
- audit-filter
- tls-listener
- pf
- and 43 more…
Web programming
Create applications for the Web.
- h2
- http
- ammonia
- minifier
- opener
- askama_escape
- rocket_codegen
- sourcemap
- might-be-minified
- aws_lambda_events
- and 547 more…
HTTP client
Make HTTP network requests.
- hyper-tls
- jsonrpc-core
- reqwest
- hyper
- curl
- curl-sys
- multipart
- cleartor
- chttp
- static-http-cache
- and 213 more…
HTTP server
Serve data over HTTP.
- actix-web
- tiny_http
- rocket
- actix_derive
- bodyparser
- persistent
- router
- sentry-actix
- http-service
- replicante_util_iron
- and 300 more…
WebSocket
Communicate over the WebSocket protocol.
- ws
- websocket
- tungstenite
- tokio-tungstenite
- servo-websocket
- websocat
- coinbase-pro-rs
- jsonrpc-ws-server
- whois-rust
- qni-connector-ws-rs
- and 32 more…
No standard library
Libraries that function without the Rust standard library.
- rand_core
- bitflags
- safemem
- memoffset
- typenum
- arraydeque
- odds
- arraytools
- ei-sys
- alloc-shim
- and 239 more…
Science
Solving problems involving math, physics, and other scientific fields.
- itertools-num
- matrixmultiply
- alga
- average
- rust_decimal
- rust-htslib
- alga_derive
- yacrd
- zia
- calcify
- and 297 more…
Math
Solving problems involving math and logic.
- num-traits
- num-integer
- num-iter
- num-derive
- num-complex
- num-rational
- euclid
- na
- ode_solvers
- basic_dsp_matrix
- and 247 more…
Machine learning
AI, ML, NN, etc.
- tensorflow-sys
- sbr
- rustlearn
- rusty-machine
- autograd
- wyrm
- rsrl
- algorithmia
- word2vec
- aperature
- and 69 more…
Parsing tools
Parsing tools and parser generators.
- semver
- semver-parser
- pest
- pest_derive
- untrusted
- nom
- pest_meta
- fluxcap
- abackus
- earlgrey
- and 403 more…
Filesystem
Crates for dealing with files and filesystems.
- same-file
- tempfile
- remove_dir_all
- miow
- mime_guess
- walkdir
- globset
- jwalk
- card-validate
- tempfile-fast
- and 274 more…
Database interfaces
Interface with database management systems.
- ucd-util
- libsqlite3-sys
- diesel
- diesel_derives
- r2d2
- rusqlite
- redis
- hdbconnect
- cordoba
- pdb
- and 540 more…
Internationalization (i18n)
and localization (l10n). Develop software for various languages and regions.
- unicode-normalization
- unicode-bidi
- memchr
- unicode-xid
- unicode-width
- language-tags
- unicode-segmentation
- voikko-rs
- reword
- fluent
- and 124 more…
Hardware support
Interface with specific CPU or other hardware features.
- num_cpus
- fake-simd
- v_escape
- simd
- v_escape_derive
- packed_simd
- raw-cpuid
- nrf52840-hal
- nrf52832-hal
- hueclient
- and 485 more…
Command-line interface
Argument parsers, line-editing, or output coloring and formatting.
- atty
- wincolor
- term
- colored
- clap
- getopts
- termion
- arg-soup
- ttdl
- colog
- and 253 more…
Parser implementations
Parse data formats or languages.
- url
- xml-rs
- markup5ever
- html5ever
- csv
- resolv-conf
- json
- j4rs
- geml
- nestxml
- and 338 more…
Date and time
Dealing with the fourth dimension.
- humantime
- chrono
- time
- ntp
- msdos_time
- parse-zoneinfo
- chrono-tz
- two_timer
- sntpc
- spa
- and 127 more…
Compression
Algorithms for making data smaller.
- libflate
- flate2
- miniz_oxide
- miniz_oxide_c_api
- xz2
- deflate
- inflate
- range-encoding
- zfp-sys
- lz4-compression
- and 151 more…
Memory management
Allocation, memory mapping, garbage collection, reference counting, or interfaces to foreign memory managers.
- slab
- stable_deref_trait
- memmap
- typed-arena
- jemalloc-sys
- memory_units
- alloc-no-stdlib
- wee_alloc
- tcmalloc
- id-arena
- and 150 more…
GUI
Create a graphical user interface.
- winit
- wayland-sys
- wayland-scanner
- wayland-client
- wayland-protocols
- wayland-commons
- smithay-client-toolkit
- gtk-test
- sourceview
- gtk
- and 330 more…
Command line utilities
Applications to run at the command line.
- clicolors-control
- shell-escape
- shell2batch
- watchexec
- ripgrep
- xargo
- dialoguer
- sentry
- cargo-bullet
- die
- and 759 more…
Value formatting
Format values for display to a user, potentially adapting the display to various languages and regions.
- itoa
- dtoa
- base-x
- piston-float
- numtoa
- humansize
- dtoa-short
- repay
- validators
- dual_num
- and 74 more…
Rendering
Real-time or offline rendering of 2D or 3D graphics, usually on a GPU.
- stb_truetype
- glutin
- font-loader
- gfx_glyph
- sdl2-sys
- sdl2
- glyph_brush
- gltf
- kurbo
- ndless-freetype
- and 336 more…
Graphics APIs
Direct access to the hardware's or the operating system's rendering capabilities.
- gl_generator
- khronos_api
- rusttype
- lyon_geom
- gfx_core
- cairo-sys-rs
- core-graphics
- gltf-json
- gltf-derive
- pangocairo
- and 336 more…
Rendering engine
High-level solutions for rendering on the screen.
- typeable
- piston-texture
- amethyst_renderer
- piston2d-sprite
- radiant-rs
- texture_packer
- spirv_headers
- intel_tex
- glerminal
- meshopt
- and 22 more…
Gfx data formats
Loading and parsing of data for 2D/3D rendering, like 3D models or animations.
- wavefront_obj
- svg
- allegro_ttf
- allegro_font
- allegro_image
- allegro_ttf-sys
- allegro_font-sys
- prometheus_iota_exporter
- fbxcel
- ase
- and 36 more…
Embedded development
For embedded devices or devices without an operating system.
- build_const
- datafrog
- buf_redux
- crates-io
- brotli
- cortex-m-rt
- bare-metal
- nrf52-hal-common
- hd44780-driver
- owasm-ethereum
- and 384 more…
Configuration
Configuration management for applications.
- config
- rust-ini
- phf_shared
- dotenv
- socket2
- environment
- envy
- ucg
- spirit-hyper
- spirit-tokio
- and 107 more…
Multimedia
Audio, video, and image processing or rendering engines.
- ogg
- gstreamer
- gstreamer-sys
- gstreamer-base
- gstreamer-base-sys
- gstreamer-video
- gstreamer-player
- gstreamer-webrtc
- gstreamer-rtsp-server
- gstreamer-rtsp
- and 215 more…
Images
Process or build images.
- image
- color_quant
- jpeg-decoder
- andrew
- png
- croaring
- read_color
- identicon-rs
- apng-encoder
- raytracer
- and 215 more…
Audio
Record, output, or process audio.
- lewton
- cpal
- rodio
- minimp3
- minimp3-sys
- gstreamer-audio-sys
- alsa
- batchcensor
- rosc
- lv2rs-midi
- and 227 more…
Encoding media
Encode or decode binary data in multimedia formats.
- claxon
- hound
- libnghttp2-sys
- lsp-codec
- rustfft
- bs58
- osmesa-sys
- endicon
- impl-codec
- parity-codec-derive
- and 46 more…
Video
Record, output, or process video.
- gif
- gstreamer-video-sys
- gifski
- audio-video-metadata
- mp4parse
- y4m
- skeletal_animation
- scte35-reader
- mpeg2ts-reader
- core-video-sys
- and 73 more…
Template engine
Combine templates with data to produce documents, usually with an emphasis on processing text.
- handlebars
- languageserver-types
- v_htmlescape
- tera
- liquid
- askama_derive
- askama_shared
- yarte
- yarte_derive
- yarte_config
- and 124 more…
WebAssembly
Targeting or manipulating WebAssembly.
- parity-wasm
- wasm-bindgen-shared
- wasm-bindgen-macro
- wasm-bindgen-backend
- wasm-bindgen-macro-support
- wasm-bindgen
- wasmi
- wasmparser
- wasm-snip
- walrus
- and 174 more…
Caching
Store the results of previous computations.
- string_cache_codegen
- string_cache_shared
- transient-hashmap
- string_cache
- lru
- lru_time_cache
- ttl_cache
- ice-age
- hashconsing
- fn-memo
- and 69 more…
Game engines
Crates for creating games.
- draw_state
- shrev
- pistoncore-event_loop
- pistoncore-input
- specs-hierarchy
- minterpolate
- pistoncore-window
- gilrs
- gilrs-core
- brawllib_rs
- and 251 more…
Authentication
Help with the process of confirming identities.
- rusoto_credential
- redox_users
- sasl
- yup-oauth2
- token_store
- sardine
- ffsend-api
- ssh-gpg-agent
- ledger
- oxide-auth
- and 111 more…
Email
Sending, receiving, formatting, and parsing email.
- validator
- email
- lettre
- fast_chemail
- lettre_email
- conduit-mime-types
- publicsuffix
- mailchecker
- rrss2imap
- buzz
- and 79 more…
Visualization
Ways to view data, such as plotting or graphing.
- criterion-plot
- python3-sys
- dipstick
- geohash
- gnuplot
- cadence
- waterfall
- matplotrust
- pathfinder
- piston2d-touch_visualizer
- and 45 more…
Emulators
Run software or games not available natively on the host computer.
- lsp-types
- dynasm
- dynasmrt
- runes
- libvirt-rpc
- zinc64
- sid
- kaiju-vm-cli
- kaiju-vm-core
- kvm_wrapper
- and 75 more…
Database implementations
Database management systems implemented in Rust.
- tantivy
- exonum_rocksdb
- sled
- cannyls
- memory-db
- hashdb
- shortcut
- imag
- imag-category
- imag-git
- and 89 more…
Games
Fun and entertainment. Games implemented in the Rust programming language.
- castle-game
- shakmaty-syzygy
- sudoku
- eidolon
- libloadorder
- shakmaty
- simple-cards
- gaviota-sys
- gog
- raw-nbt
- and 87 more…
Text editors
Applications for editing text.
- scribe
- amp
- smith
- accepted
- readext
- notnow
- competitive-programming-rs
- paper
- git-interactive-rebase-tool
- node_editor
- and 34 more…
Simulation
Model or construct models for some activity, e.g. to simulate a networking protocol.
- minutiae
- chip
- dbgen
- dmd_core
- sm_macro
- myelin-engine
- score
- discrete_transforms
- anvil
- batsim-rs
- and 22 more…

By kornelski. (Source code). Feedback and feature requests are welcome!