* [azerupi/mdBook](https://github.com/rust-lang-nursery/mdBook) — a command line utility to create books from markdown files [<img src="https://api.travis-ci.org/azerupi/mdBook.svg?branch=master">](https://travis-ci.org/azerupi/mdBook)
* [danielrangel/rsign](https://bitbucket.org/danielrangel/rsign) [[rsign](https://crates.io/crates/rsign)] — A simple command-line tool used to generate/sign/verify digital signatures designed to be compatible with Minisign [](https://app.codeship.com/projects/244452)
* [darrint/device-blocker](https://github.com/darrint/device-blocker) — Limit screen time to children's various mobile devices by blocking internet access on the family Wifi router.
* [dlecan/generic-dns-update](https://github.com/dlecan/generic-dns-update) — a tool to update DNS zonefiles with your IP address [<img src="https://api.travis-ci.org/dlecan/generic-dns-update.svg?branch=master">](https://travis-ci.org/dlecan/generic-dns-update)
* [Factotum](https://github.com/snowplow/factotum) — [A system to programmatically run data pipelines](https://snowplowanalytics.com/blog/2016/04/09/introducing-factotum-data-pipeline-runner/) [<img src="https://api.travis-ci.org/snowplow/factotum.svg?branch=master">](https://travis-ci.org/snowplow/factotum)
* [intecture/api](https://github.com/intecture/api) — an API-driven server management and configuration tool [<img src="https://api.travis-ci.org/intecture/api.svg?branch=master">](https://travis-ci.org/intecture/api)
* [kbknapp/docli](https://github.com/kbknapp/docli-rs) — a command line utility for managing DigitalOcean infrastructure [<img src="https://api.travis-ci.org/kbknapp/docli-rs.svg?branch=master">](https://travis-ci.org/kbknapp/docli-rs)
* [nicohman/eidolon](https://github.com/nicohman/eidolon) — a steam and drm-free game registry and launcher for linux and macosx [<img src="https://api.travis-ci.org/nicohman/eidolon.svg?branch=master">](https://travis-ci.org/nicohman/eidolon)
* [Weld](https://github.com/serayuzgur/weld) — Full fake REST API generator [<img src="https://api.travis-ci.org/serayuzgur/weld.svg">](https://travis-ci.org/serayuzgur/weld)
* [indiscipline/zrtstr](https://github.com/indiscipline/zrtstr) — a command line utility for checking if stereo wav files are faux-stereo (i.e. have identical channels) and converting such files to mono. [<img src="https://api.travis-ci.org/indiscipline/zrtstr.svg?branch=master">](https://travis-ci.org/indiscipline/zrtstr)
### Cryptocurrencies
* [ethaddrgen](https://github.com/Limeth/ethaddrgen) — Custom Ethereum vanity address generator made in Rust [<img src="https://api.travis-ci.org/Limeth/ethaddrgen.svg?branch=master">](https://travis-ci.org/Limeth/ethaddrgen)
* [parity-bitcoin](https://github.com/paritytech/parity-bitcoin) — The Parity Bitcoin client [<img src="https://api.travis-ci.org/paritytech/parity-bitcoin.svg?branch=master">](https://travis-ci.com/paritytech/parity-bitcoin)
### Database
* [pingcap/tikv](https://github.com/pingcap/tikv) — a distributed KV database in Rust [<img src="https://api.travis-ci.org/pingcap/tikv.svg?branch=master">](https://travis-ci.org/pingcap/tikv)
* [PumpkinDB](https://github.com/PumpkinDB/PumpkinDB) — an event sourcing database engine [<img src="https://api.travis-ci.org/PumpkinDB/PumpkinDB.svg?branch=master">](https://travis-ci.org/PumpkinDB/PumpkinDB)
* [seppo0010/rsedis](https://github.com/seppo0010/rsedis) — a Redis reimplementation in Rust [<img src="https://api.travis-ci.org/seppo0010/rsedis.svg?branch=master">](https://travis-ci.org/seppo0010/rsedis)
### Emulators
See also [crates matching keyword 'emulator'](https://crates.io/keywords/emulator).
* [ioncodes/snesutilities](https://github.com/ioncodes/snesutilities) — ROM analyser/extractor
### Games
See also [Games Made With Piston](https://github.com/PistonDevelopers/piston/wiki/Games-Made-With-Piston).
* [lifthrasiir/angolmois-rust](https://github.com/lifthrasiir/angolmois-rust) — a minimalistic music video game which supports the BMS format [<img src="https://api.travis-ci.org/lifthrasiir/angolmois-rust.svg?branch=master">](https://travis-ci.org/lifthrasiir/angolmois-rust)
* [swatteau/sokoban-rs](https://github.com/swatteau/sokoban-rs) — a Sokoban implementation
* [Zone of Control](https://github.com/ozkriff/zoc) — a turn-based hexagonal strategy game [<img src="https://api.travis-ci.org/ozkriff/zoc.svg?branch=master">](https://travis-ci.org/ozkriff/zoc)
* [citybound](https://github.com/citybound/citybound) — The city sim you deserve
* [ozkriff/zemeroth](https://github.com/ozkriff/zemeroth) — a small 2D turn-based hexagonal strategy game [<img src="https://api.travis-ci.org/ozkriff/zemeroth.svg?branch=master">](https://travis-ci.org/ozkriff/zemeroth)
* [rsaarelm/magog](https://github.com/rsaarelm/magog) - A roguelike game in Rust
* [cristicbz/rust-doom](https://github.com/cristicbz/rust-doom) - A renderer for Doom, may progress to being a playable game [<img src="https://api.travis-ci.org/cristicbz/rust-doom.svg?branch=master">](https://travis-ci.org/cristicbz/rust-doom)
* [Thinkofname/rust-quake](https://github.com/Thinkofname/rust-quake) - Quake map renderer in Rust
### Graphics
* [Limeth/euclider](https://github.com/Limeth/euclider) — a real-time 4D CPU ray tracer [<img src="https://api.travis-ci.org/Limeth/euclider.svg?branch=master">](https://travis-ci.org/Limeth/euclider)
* [Twinklebear/tray_rust](https://github.com/Twinklebear/tray_rust) — a ray tracer [<img src="https://api.travis-ci.org/Twinklebear/tray_rust.svg">](https://travis-ci.org/Twinklebear/tray_rust)
* [BiancoRoyal/modbus-iiot-rust](https://github.com/BiancoRoyal/modbus-iiot-rust) - A pure rust [modbus](http://modbus.org) library with no or less dependencies. [](https://travis-ci.org/BiancoRoyal/modbus-iiot-rust)
* [simeg/eureka](https://github.com/simeg/eureka) [[eureka](https://crates.io/crates/eureka)] - a CLI tool to input and store your ideas without leaving the terminal
* [Aaronepower/tokei](https://github.com/Aaronepower/tokei) — counts the lines of code [<img src="https://img.shields.io/travis/Aaronepower/tokei.svg">](https://travis-ci.org/Aaronepower/tokei)
* [buster/rrun](https://github.com/buster/rrun) — a command launcher for Linux, similar to gmrun [<img src="https://api.travis-ci.org/buster/rrun.svg?branch=master">](https://travis-ci.org/buster/rrun)
* [cristianoliveira/funzzy](https://github.com/cristianoliveira/funzzy) — a configurable filesystem watcher inspired by [entr](http://entrproject.org/) [<img src="https://api.travis-ci.org/cristianoliveira/funzzy.svg?branch=master">](https://travis-ci.org/cristianoliveira/funzzy)
* [k0pernicus/zou](https://github.com/k0pernicus/zou) — a download accelerator [<img src="https://api.travis-ci.org/k0pernicus/zou.svg?branch=master">](https://travis-ci.org/k0pernicus/zou)
* [lotabout/skim](https://github.com/lotabout/skim) — A fuzzy finder in pure rust [<img src="https://api.travis-ci.org/lotabout/skim.svg?branch=master">](https://travis-ci.org/lotabout/skim)
* [mmstick/concurr](https://github.com/mmstick/concurr) — Alternative to GNU Parallel w/ a client-server architecture
* [mmstick/fontfinder](https://github.com/mmstick/fontfinder) — GTK3 application for previewing and installing Google's fonts
* [mmstick/parallel](https://github.com/mmstick/parallel) — Reimplementation of GNU Parallel
* [mmstick/systemd-manager](https://github.com/mmstick/systemd-manager) — a systemd service manager written in Rust using GTK-rs.
* [mmstick/tv-renamer](https://github.com/mmstick/tv-renamer) — a tv series renaming application with an optional GTK3 frontend. [<img src="https://api.travis-ci.org/mmstick/tv-renamer.svg?branch=master">](https://travis-ci.org/mmstick/tv-renamer)
* [ogham/exa](https://github.com/ogham/exa) — a replacement for 'ls' [<img src="https://api.travis-ci.org/ogham/exa.svg?branch=master">](https://travis-ci.org/ogham/exa)
* [redox-os/ion](https://github.com/redox-os/ion) — Next-generation system shell [<img src="https://api.travis-ci.org/redox-os/ion.svg?branch=master">](https://travis-ci.org/redox-os/ion)
* [sharkdp/fd](https://github.com/sharkdp/fd) — A simple, fast and user-friendly alternative to find. [](https://travis-ci.org/sharkdp/fd)
* [m4b/bingrep](https://github.com/m4b/bingrep) — Greps through binaries from various OSs and architectures, and colors them. [<img src="https://api.travis-ci.org/m4b/bingrep.svg?branch=master">](https://travis-ci.org/m4b/bingrep)
* [uutils/coreutils](https://github.com/uutils/coreutils) — a cross-platform Rust rewrite of the GNU coreutils [<img src="https://api.travis-ci.org/uutils/coreutils.svg?branch=master">](https://travis-ci.org/uutils/coreutils)
* [mattgreen/watchexec](https://github.com/mattgreen/watchexec) — Executes commands in response to file modifications [<img src="https://api.travis-ci.org/mattgreen/watchexec.svg?branch=master">](https://travis-ci.org/mattgreen/watchexec)
### Text editors
* [gchp/iota](https://github.com/gchp/iota) — a simple text editor [<img src="https://api.travis-ci.org/gchp/iota.svg?branch=master">](https://travis-ci.org/gchp/iota)
* [mathall/rim](https://github.com/mathall/rim) — Vim-like text editor written in Rust [<img src="https://api.travis-ci.org/mathall/rim.svg?branch=master">](https://travis-ci.org/mathall/rim)
* [Remacs](https://github.com/Wilfred/remacs) - A community-driven port of Emacs to Rust. [<img src="https://api.travis-ci.org/Wilfred/remacs.svg?branch=master">](https://travis-ci.org/Wilfred/remacs)
* [BurntSushi/ripgrep](https://github.com/BurntSushi/ripgrep) — combines the usability of The Silver Searcher with the raw speed of grep [<img src="https://api.travis-ci.org/BurntSushi/ripgrep.svg?branch=master">](https://travis-ci.org/BurntSushi/ripgrep)
* [BurntSushi/xsv](https://github.com/BurntSushi/xsv) — a fast CSV command line tool (slicing, indexing, selecting, searching, sampling, etc.) [<img src="https://api.travis-ci.org/BurntSushi/xsv.svg?branch=master">](https://travis-ci.org/BurntSushi/xsv)
* [whitfin/runiq](https://github.com/whitfin/runiq) [[runiq](https://crates.io/crates/runiq)] - an efficient way to filter duplicate lines from unsorted input.
* [brycx/checkpwn](https://github.com/brycx/checkpwn) - A Have I Been Pwned (HIBP) command-line utility tool that lets you easily check for compromised accounts and passwords.
* [yaa110/rubigo](https://github.com/yaa110/rubigo) — Golang dependency tool and package manager, written in Rust [<img src="https://api.travis-ci.org/yaa110/rubigo.svg?branch=master">](https://travis-ci.org/yaa110/rubigo)
* [amar-laksh/workstation](https://github.com/amar-laksh/workstation) - A commandline tool to help you manage your workstation by distancing you from your screen, locking your screen when you aren't there among other things with OPENCV!
* [yuvadm/slingr](https://github.com/yuvadm/slingr) - A simple CLI for streaming media files over a local network to UPnP media renderers [<img src="https://api.travis-ci.org/yuvadm/slingr.svg?branch=master">](https://travis-ci.org/yuvadm/slingr)
* [tailhook/vagga](https://github.com/tailhook/vagga) — a containerization tool without daemons [<img src="https://api.travis-ci.org/tailhook/vagga.svg?branch=master">](https://travis-ci.org/tailhook/vagga)
### Window managers
* [way-cooler/way-cooler](https://github.com/way-cooler/way-cooler) — a customizable Wayland compositor (window manager) [<img src="https://api.travis-ci.org/way-cooler/way-cooler.svg?branch=master">](https://travis-ci.org/way-cooler/way-cooler)
### Web
* [OUISRC/muro](https://github.com/OUISRC/muro) — A new Forum use rust, rocket, diesel, postgresql, and responsive design [<img src="https://api.travis-ci.org/OUISRC/muro.svg?branch=master">](https://travis-ci.org/OUISRC/muro)
* [thecoshman/http](https://github.com/thecoshman/http) — Host These Things Please - a basic http server for hosting a folder fast and simply [<img src="https://api.travis-ci.org/thecoshman/http.svg?branch=master">](https://travis-ci.org/thecoshman/http)
- [svenstaro/miniserve](https://github.com/svenstaro/miniserve) — a small, self-contained cross-platform CLI tool that allows you to just grab the binary and serve some file(s) via HTTP [<img src="https://api.travis-ci.org/svenstaro/miniserve.svg?branch=master">](https://travis-ci.org/svenstaro/miniserve)
- [TheWaWaR/simple-http-server](https://github.com/TheWaWaR/simple-http-server) - simple static http server
* [dan-t/rusty-tags](https://github.com/dan-t/rusty-tags) — create ctags/etags for a cargo project and all of its dependencies [<img src="https://api.travis-ci.org/dan-t/rusty-tags.svg?branch=master">](https://travis-ci.org/dan-t/rusty-tags)
* [rust-lang-nursery/rustfix](https://github.com/rust-lang-nursery/rustfix) — automatically applies the suggestions made by rustc [<img src="https://api.travis-ci.org/killercup/rustfix.svg?branch=master">](https://travis-ci.org/killercup/rustfix)
* [Module Linker](https://fiatjaf.alhur.es/module-linker/) — Extension that adds `<a>` links to references in `mod`, `use` and `extern crate` statements at GitHub.
* [Rust Language Server](https://github.com/rust-lang-nursery/rls) — a server that runs in the background, providing IDEs, editors, and other tools with information about Rust programs
* [artifact](https://github.com/vitiral/artifact) — the design doc tool made for developers [](https://travis-ci.org/vitiral/artifact)
* [cardoe/cargo-bitbake](https://github.com/cardoe/cargo-bitbake) [[cargo-bitbake](https://crates.io/crates/cargo-bitbake)] - cargo extension that can generate BitBake recipes utilizing the classes from meta-rust [<img src="https://api.travis-ci.org/cardoe/cargo-bitbake.svg?branch=master">](https://travis-ci.org/cardoe/cargo-bitbake)
* [rsolomo/cargo-check](https://github.com/rsolomo/cargo-check) [[cargo-check](https://crates.io/crates/cargo-check)] — a wrapper around `cargo rustc -- -Zno-trans` which can be helpful for running a faster compile if you only need correctness checks [<img src="https://api.travis-ci.org/rsolomo/cargo-check.svg?branch=master">](https://travis-ci.org/rsolomo/cargo-check)
* [kbknapp/cargo-count](https://github.com/kbknapp/cargo-count) [[cargo-count](https://crates.io/crates/cargo-count)] — lists source code counts and details about cargo projects, including unsafe statistics [<img src="https://api.travis-ci.org/kbknapp/cargo-count.svg?branch=master">](https://travis-ci.org/kbknapp/cargo-count)
* [pwoolcoc/cargo-do](https://github.com/pwoolcoc/cargo-do) [[cargo-do](https://crates.io/crates/cargo-do)] — run multiple cargo commands in a row [<img src="https://api.travis-ci.org/pwoolcoc/cargo-do.svg?branch=master">](https://travis-ci.org/pwoolcoc/cargo-do)
* [cardoe/cargo-ebuild](https://github.com/cardoe/cargo-ebuild) [[cargo-ebuild](https://crates.io/crates/cargo-ebuild)] - cargo extension that can generate ebuilds using the in-tree eclasses [<img src="https://api.travis-ci.org/cardoe/cargo-ebuild.svg?branch=master">](https://travis-ci.org/cardoe/cargo-ebuild)
* [killercup/cargo-edit](https://github.com/killercup/cargo-edit) [[cargo-edit](https://crates.io/crates/cargo-edit)] — allows you to add and list dependencies by reading/writing to your Cargo.toml file from the command line [<img src="https://api.travis-ci.org/killercup/cargo-edit.svg?branch=master">](https://travis-ci.org/killercup/cargo-edit)
* [kbknapp/cargo-graph](https://github.com/kbknapp/cargo-graph) [[cargo-graph](https://crates.io/crates/cargo-graph)] — updated fork of `cargo-dot` with additional features [<img src="https://api.travis-ci.org/kbknapp/cargo-graph.svg?branch=master">](https://travis-ci.org/kbknapp/cargo-graph)
* [imp/cargo-info](https://gitlab.com/imp/cargo-info) [[cargo-info](https://crates.io/crates/cargo-info)] — queries crates.io for crates details from command line [<img src="https://api.travis-ci.org/imp/cargo-info.svg?branch=master">](https://travis-ci.org/imp/cargo-info)
* [regexident/cargo-modules](https://github.com/regexident/cargo-modules) [[cargo-modules](https://crates.io/crates/cargo-modules)] — A cargo plugin for showing a tree-like overview of a crate's modules. [<img src="https://api.travis-ci.org/regexident/cargo-modules.svg?branch=master">](https://travis-ci.org/regexident/cargo-modules)
* [kbknapp/cargo-outdated](https://github.com/kbknapp/cargo-outdated) [[cargo-outdated](https://crates.io/crates/cargo-outdated)] — displays when newer versions of Rust dependencies are available, or out of date [<img src="https://api.travis-ci.org/kbknapp/cargo-outdated.svg?branch=master">](https://travis-ci.org/kbknapp/cargo-outdated)
* [sunng87/cargo-release](https://github.com/sunng87/cargo-release) [[cargo-release](https://crates.io/crates/cargo-release)] — tool for releasing git-managed cargo project, build, tag, publish, doc and push [<img src="https://api.travis-ci.org/sunng87/cargo-release.svg?branch=master">](https://travis-ci.org/sunng87/cargo-release)
* [DanielKeep/cargo-script](https://github.com/DanielKeep/cargo-script) [[cargo-script](https://crates.io/crates/cargo-script)] — lets people quickly and easily run Rust "scripts" which can make use of Cargo's package ecosystem [<img src="https://api.travis-ci.org/DanielKeep/cargo-script.svg?branch=master">](https://travis-ci.org/DanielKeep/cargo-script)
* [greyblake/cargo-testify](https://github.com/greyblake/cargo-testify) [[cargo-testify](https://crates.io/crates/cargo-testify)] — watches files changes, runs tests and notifies about the result with friendly OS notification [<img src="https://api.travis-ci.org/greyblake/cargo-testify.svg?branch=master">](https://travis-ci.org/greyblake/cargo-testify)
* [passcod/cargo-watch](https://github.com/passcod/cargo-watch) [[cargo-watch](https://crates.io/crates/cargo-watch)] — utility for cargo to compile projects when sources change [<img src="https://api.travis-ci.org/passcod/cargo-watch.svg?branch=master">](https://travis-ci.org/passcod/cargo-watch)
* [SiegeLord/RustCMake](https://github.com/SiegeLord/RustCMake) — an example project showing usage of CMake with Rust [<img src="https://api.travis-ci.org/SiegeLord/RustCMake.svg?branch=master">](https://travis-ci.org/SiegeLord/RustCMake)
* [gdbgui](https://github.com/cs01/gdbgui) — Browser based frontend for gdb to debug C, C++, Rust, and go. [<img src="https://api.travis-ci.org/cs01/gdbgui.svg?branch=master">](https://travis-ci.org/cs01/gdbgui)
* [lldb_batchmode.py](https://github.com/rust-lang/rust/blob/master/src/etc/lldb_batchmode.py) — allows to use LLDB in a way similar to GDB's batch mode.
* [CodeLLDB](https://marketplace.visualstudio.com/items?itemName=vadimcn.vscode-lldb) — a LLDB extension for [Visual Studio Code](https://code.visualstudio.com/).
* [emk/rust-musl-builder](https://github.com/emk/rust-musl-builder) — Docker images for compiling static Rust binaries using musl-libc and musl-gcc, with static versions of useful C libraries
* [kpcyrd/mini-docker-rust](https://github.com/kpcyrd/mini-docker-rust) — An example project for very small rust docker images [<img src="https://api.travis-ci.org/kpcyrd/mini-docker-rust.svg?branch=master">](https://travis-ci.org/kpcyrd/mini-docker-rust)
* [japaric/rust-cross](https://github.com/japaric/rust-cross) — everything you need to know about cross compiling Rust programs [<img src="https://api.travis-ci.org/japaric/rust-cross.svg?branch=master">](https://travis-ci.org/japaric/rust-cross)
* [japaric/xargo](https://github.com/japaric/xargo) — effortless cross compilation of Rust programs to custom bare-metal targets like ARM Cortex-M [<img src="https://api.travis-ci.org/japaric/xargo.svg?branch=master">](https://travis-ci.org/japaric/xargo)
* [Ogeon/rust-on-raspberry-pi](https://github.com/Ogeon/rust-on-raspberry-pi) — instructions for how to cross compile Rust projects for the Raspberry Pi .
See also [Foreign Function Interface](https://doc.rust-lang.org/book/first-edition/ffi.html), [The Rust FFI Omnibus](http://jakegoulding.com/rust-ffi-omnibus/) (a collection of examples of using code written in Rust from other languages) and [FFI examples written in Rust](https://github.com/alexcrichton/rust-ffi-examples).
* [rlhunt/cbindgen](https://github.com/eqrion/cbindgen) — generates C header files from Rust source files. Used in Gecko for WebRender [<img src="https://api.travis-ci.org/eqrion/cbindgen.svg?branch=master">](https://travis-ci.org/eqrion/cbindgen)
* [bennettanderson/rjni](https://github.com/benanders/rjni) — use Java from Rust [<img src="https://api.travis-ci.org/bennettanderson/rjni.svg?branch=master">](https://travis-ci.org/GravityScore/RustJNI)
* [drrb/java-rust-example](https://github.com/drrb/java-rust-example) — use Rust from Java [<img src="https://api.travis-ci.org/drrb/java-rust-example.svg?branch=master">](https://travis-ci.org/drrb/java-rust-example)
* [kud1ing/rucaja](https://github.com/kud1ing/rucaja) [[rucaja](https://crates.io/crates/rucaja)] — use Java from Rust [<img src="https://api.travis-ci.org/kud1ing/rucaja.svg?branch=master">](https://travis-ci.org/kud1ing/rucaja)
* [prevoty/jni-rs](https://github.com/prevoty/jni-rs) [[jni](https://crates.io/crates/jni)] — use Rust from Java [<img src="https://api.travis-ci.org/prevoty/jni-rs.svg?branch=master">](https://travis-ci.org/prevoty/jni-rs)
* [neon-bindings/neon](https://github.com/neon-bindings/neon) — use Rust from Node.js [<img src="https://api.travis-ci.org/neon-bindings/neon.svg?branch=master">](https://travis-ci.org/neon-bindings/neon)
* [getsentry/milksnake](https://github.com/getsentry/milksnake) - extension for python setuptools that allows you to distribute dynamic linked libraries in Python wheels in the most portable way imaginable.
* [rustr/rustr](https://github.com/rustr/rustr) — use Rust from R, and use R in Rust [<img src="https://api.travis-ci.org/rustr/rustr.svg?branch=master">](https://travis-ci.org/rustr/rustr)
* [rustwasm/wasm-pack](https://github.com/rustwasm/wasm-pack) — :package: :sparkles: pack up the wasm and publish it to npm! [<img src="https://api.travis-ci.org/rustwasm/wasm-pack.svg?branch=master">](https://travis-ci.org/rustwasm/wasm-packn)
* [rustwasm/wasm-bindgen](https://github.com/rustwasm/wasm-bindgen) — A project for facilitating high-level interactions between wasm modules and JS. [<img src="https://api.travis-ci.org/rustwasm/wasm-bindgen.svg?branch=master">](https://travis-ci.org/rustwasm/wasm-bindgen)
* [rust-mode](https://github.com/rust-lang/rust-mode) — Rust Major Mode
* [flycheck-rust](https://github.com/flycheck/flycheck-rust) — Rust support for [Flycheck](https://github.com/flycheck/flycheck)
* [emacs-racer](https://github.com/racer-rust/emacs-racer) — Autocompletion (see also [company](https://company-mode.github.io) and [auto-complete](https://github.com/auto-complete/auto-complete))
* [ul/kak-lsp](https://github.com/ul/kak-lsp/) — [LSP](https://microsoft.github.io/language-server-protocol/) client. Implemented in Rust and supports rls out of the box.
* [vim-racer](https://github.com/racer-rust/vim-racer) — allows vim to use [Racer](https://github.com/racer-rust/racer) for Rust code completion and navigation.
* [autozimu/LanguageClient-neovim](https://github.com/autozimu/LanguageClient-neovim) — [LSP](https://microsoft.github.io/language-server-protocol/) client. Implemented in Rust and supports rls out of the box.
* [PistonDevelopers/VisualRust](https://github.com/PistonDevelopers/VisualRust) — a Visual Studio extension for Rust [<img src="https://api.travis-ci.org/PistonDevelopers/VisualRust.svg?branch=master">](https://travis-ci.org/PistonDevelopers/VisualRust)
* [crates](https://github.com/serayuzgur/crates) - crates is an extension for crates.io dependencies. [<img src="https://img.shields.io/vscode-marketplace/v/serayuzgur.crates.svg">](https://github.com/serayuzgur/crates) [<img src="https://api.travis-ci.org/serayuzgur/crates.svg?branch=master">](https://travis-ci.org/serayuzgur/crates)
* [sfikas/rusteval](https://github.com/sfikas/rusteval) — A tool used to evaluate the output of retrieval algorithms [](https://travis-ci.org/sfikas/rusteval)
* [nvzqz/static-assertions-rs](https://github.com/nvzqz/static-assertions-rs/) [[static_assertions](https://crates.io/crates/static_assertions)] Compile-time assertions to ensure that invariants are met [](https://travis-ci.org/nvzqz/static-assertions-rs/)
* [rust-fuzz/afl.rs](https://github.com/rust-fuzz/afl.rs) — a Rust fuzzer, using [AFL](http://lcamtuf.coredump.cx/afl/) [<img src="https://api.travis-ci.org/rust-fuzz/afl.rs.svg?branch=master">](https://travis-ci.org/rust-fuzz/afl.rs)
* [trust](https://github.com/japaric/trust) - A Travis CI and AppVeyor template to test your Rust crate on 5 architectures and publish binary releases of it for Linux, macOS and Windows
* [xd009642/tarpaulin](https://github.com/xd009642/tarpaulin) [[tarpaulin](https://crates.io/crates/cargo-tarpaulin)] — A code coverage tool designed for Rust [<img src="https://api.travis-ci.org/repositories/xd009642/tarpaulin.svg?branch=master">](https://travis-ci.org/xd009642/tarpaulin)
* [flosse/rust-sun](https://github.com/flosse/rust-sun) — A rust port of the JS library suncalc [<img src="https://api.travis-ci.org/flosse/rust-sun.svg?branch=master">](https://travis-ci.org/flosse/rust-sun)
* [zonyitoo/coio-rs](https://github.com/zonyitoo/coio-rs) — a coroutine I/O library with a working-stealing scheduler [<img src="https://api.travis-ci.org/zonyitoo/coio-rs.svg?branch=master">](https://travis-ci.org/zonyitoo/coio-rs)
* [carllerche/mio](https://github.com/carllerche/mio) — MIO is a lightweight IO library for Rust with a focus on adding as little overhead as possible over the OS abstractions [<img src="https://api.travis-ci.org/carllerche/mio.svg?branch=master">](https://travis-ci.org/carllerche/mio)
* [jhasse/ears](https://github.com/jhasse/ears) — a simple library to play Sounds and Musics, on top of OpenAL and libsndfile [<img src="https://api.travis-ci.org/jhasse/ears.svg?branch=master">](https://travis-ci.org/jhasse/ears)
* [jaysonsantos/bmemcached-rs](https://github.com/jaysonsantos/bmemcached-rs) — Memcached library written in pure rust [<img src="https://api.travis-ci.org/jaysonsantos/bmemcached-rs.svg?branch=master">](https://travis-ci.org/jaysonsantos/bmemcached-rs)
* [crossbeam-rs/crossbeam](https://github.com/crossbeam-rs/crossbeam) – Support for parallelism and low-level concurrency in Rust [<img src="https://api.travis-ci.org/crossbeam-rs/crossbeam.svg?branch=master">](https://travis-ci.org/crossbeam-rs/crossbeam)
* [Rayon](https://github.com/rayon-rs/rayon) – A data parallelism library for Rust [<img src="https://api.travis-ci.org/rayon-rs/rayon.svg?branch=master">](https://travis-ci.org/rayon-rs/rayon)
* [kbknapp/clap-rs](https://github.com/clap-rs/clap) [[clap](https://crates.io/crates/clap)] — a simple to use, full featured command-line argument parser [<img src="https://api.travis-ci.org/clap-rs/clap-rs.svg?branch=master">](https://travis-ci.org/clap-rs/clap-rs)
* [TeXitoi/structopt](https://github.com/TeXitoi/structopt) [[structopt](https://crates.io/crates/structopt)] — parse command line argument by defining a struct [<img src="https://api.travis-ci.org/TeXitoi/structopt.svg?branch=master">](https://travis-ci.org/TeXitoi/structopt)
* [imp/pager-rs](https://gitlab.com/imp/pager-rs) [[pager](https://crates.io/crates/pager)] — pipe your output through an external pager [<img src="https://gitlab.com/imp/pager-rs/badges/master/build.svg">](https://gitlab.com/imp/pager-rs/pipelines)
* [hniksic/rust-subprocess](https://github.com/hniksic/rust-subprocess) [[subprocess](https://crates.io/crates/subprocess)] — facilities for interaction with external pipelines [<img src="https://api.travis-ci.org/hniksic/rust-subprocess.svg?branch=master">](https://travis-ci.org/hniksic/rust-subprocess)
* [ogham/rust-ansi-term](https://github.com/ogham/rust-ansi-term) [[ansi_term](https://crates.io/crates/ansi_term)] — control colours and formatting on ANSI terminals [<img src="https://api.travis-ci.org/ogham/rust-ansi-term.svg?branch=master">](https://travis-ci.org/ogham/rust-ansi-term)
* [vitiral/termstyle](https://github.com/vitiral/termstyle) [[termstyle](https://docs.rs/termstyle/0.1.2/termstyle/)] — build (and test) formatted and styled command line applications
* [SergioBenitez/yansi](https://github.com/SergioBenitez/yansi) [[yansi](https://crates.io/crates/yansi)] — a dead simple ANSI terminal color painting library
* [fdehau/tui-rs](https://github.com/fdehau/tui-rs) [[tui](https://crates.io/crates/tui)] — a TUI library inspired by [blessed-contrib](https://github.com/yaronn/blessed-contrib) and [termui](https://github.com/gizak/termui) [<img src="https://api.travis-ci.org/fdehau/tui-rs.svg?branch=master">](https://travis-ci.org/fdehau/tui-rs)
* [ihalila/pancurses](https://github.com/ihalila/pancurses) [[pancurses](https://crates.io/crates/pancurses)] — curses library, supports linux and windows [<img src="https://api.travis-ci.org/ihalila/pancurses.svg?branch=master">](https://travis-ci.org/ihalila/pancurses)
* [carols10cents/zopfli](https://github.com/carols10cents/zopfli) — implementation of the [Zopfli](https://github.com/google/zopfli) compression algorithm for higher quality deflate or zlib compression
* [alexcrichton/tar-rs](https://github.com/alexcrichton/tar-rs) — tar archive reading/writing in Rust [<img src="https://api.travis-ci.org/alexcrichton/tar-rs.svg?branch=master">](https://travis-ci.org/alexcrichton/tar-rs)
* [mvdnes/zip-rs](https://github.com/mvdnes/zip-rs) — read and write ZIP archives [](https://travis-ci.org/mvdnes/zip-rs)
* [autumnai/collenchyma](https://github.com/autumnai/collenchyma) — An extensible, pluggable, backend-agnostic framework for parallel, high-performance computations on CUDA, OpenCL and common host CPU. [<img src="https://api.travis-ci.org/autumnai/collenchyma.svg?branch=master">](https://travis-ci.org/autumnai/collenchyma)
* [mehcode/config-rs](https://github.com/mehcode/config-rs) [[config](https://crates.io/crates/config)] — Layered configuration system for Rust applications (with strong support for 12-factor applications). [<img src="https://api.travis-ci.org/mehcode/config-rs.svg?branch=master">](https://travis-ci.org/mehcode/config-rs)
* [briansmith/ring](https://github.com/briansmith/ring) — Safe, fast, small crypto using Rust and BoringSSL's cryptography primitives. [<img src="https://api.travis-ci.org/briansmith/ring.svg?branch=master">](https://travis-ci.org/briansmith/ring)
* [briansmith/webpki](https://github.com/briansmith/webpki) — Web PKI TLS X.509 certificate validation in Rust. [<img src="https://api.travis-ci.org/briansmith/webpki.svg?branch=master">](https://travis-ci.org/briansmith/webpki)
* [brycx/orion](https://github.com/brycx/orion) - This library aims to provide easy and usable crypto. 'Usable' meaning exposing high-level API's that are easy to use and hard to misuse. [<img src="https://api.travis-ci.org/brycx/orion.svg?branch=master">](https://travis-ci.org/brycx/orion)
* [RustCrypto/hashes](https://github.com/RustCrypto/hashes) - Collection of cryptographic hash functions written in pure Rust [<img src="https://api.travis-ci.org/RustCrypto/hashes.svg?branch=master">](https://travis-ci.org/RustCrypto/hashes)
* [rustindia/mpw-rs](https://github.com/rustindia/mpw-rs) — Pure Rust implementation of the Master Password password manager [<img src="https://api.travis-ci.org/rustindia/mpw-rs.svg?branch=master">](https://travis-ci.org/rustindia/mpw-rs)
* [racum/rust-djangohashers](https://github.com/racum/rust-djangohashers) — A Rust port of the password primitives used in the Django Project. It doesn't require Django, only hashes and validates passwords according to its style. [<img src="https://api.travis-ci.org/Racum/rust-djangohashers.svg?branch=master">](https://travis-ci.org/Racum/rust-djangohashers)
* [RNCryptor/rncryptor-rs](https://github.com/RNCryptor/rncryptor-rs) — Pure Rust implementation of the RNCryptor AES file format
* [conradkdotcom/rooster](https://github.com/conradkdotcom/rooster) [[rooster](https://crates.io/crates/rooster)] — Simple password manager to use in your terminal
* [chill-rs/chill](https://github.com/chill-rs/chill) [[couchdb](https://crates.io/crates/chill)] — a Rust client for the CouchDB REST API [<img src="https://api.travis-ci.org/chill-rs/chill.svg?branch=master">](https://travis-ci.org/chill-rs/chill)
* [benashford/rs-es](https://github.com/benashford/rs-es) [[rs-es](https://crates.io/crates/rs-es)] — a Rust client for the [Elastic](https://www.elastic.co/) REST API [<img src="https://api.travis-ci.org/benashford/rs-es.svg?branch=master">](https://travis-ci.org/benashford/rs-es)
* [elastic-rs/elastic-reqwest](https://github.com/elastic-rs/elastic-reqwest) [[elastic_reqwest](https://crates.io/crates/elastic_reqwest)] — a lightweight implementation of the Elasticsearch API based on Reqwest [<img src="https://api.travis-ci.org/elastic-rs/elastic-reqwest.svg">](https://travis-ci.org/elastic-rs/elastic-reqwest)
* [AgilData/mysql-proxy-rs](https://github.com/AgilData/mysql-proxy-rs) — a MySQL Proxy [<img src="https://api.travis-ci.org/AgilData/mysql-proxy-rs.svg?branch=master">](https://travis-ci.org/AgilData/mysql-proxy-rs)
* [blackbeam/mysql_async](https://github.com/blackbeam/mysql_async) [[mysql_async](https://crates.io/crates/mysql_async)] — asyncronous Rust Mysql driver based on Tokio. [<img src="https://api.travis-ci.org/blackbeam/mysql_async.svg?branch=master">](https://travis-ci.org/blackbeam/mysql_async)
* [blackbeam/rust-mysql-simple](https://github.com/blackbeam/rust-mysql-simple) [[mysql](https://crates.io/crates/mysql)] — a native MySql client [<img src="https://api.travis-ci.org/blackbeam/rust-mysql-simple.svg?branch=master">](https://travis-ci.org/blackbeam/rust-mysql-simple)
* [diesel-rs/diesel](https://github.com/diesel-rs/diesel) — an ORM and Query builder for Rust [](https://travis-ci.org/diesel-rs/diesel)
* [ivanceras/rustorm](https://github.com/ivanceras/rustorm) — an ORM for Rust [](https://travis-ci.org/ivanceras/rustorm)
* [danielpclark/array_tool](https://github.com/danielpclark/array_tool) — Array helpers for Rust. Some of the most common methods you would use on Arrays made available on Vectors. Polymorphic implementations for handling most of your use cases. [<img src="https://api.travis-ci.org/danielpclark/array_tool.svg?branch=master">](https://travis-ci.org/danielpclark/array_tool)
* [fizyk20/generic-array](https://github.com/fizyk20/generic-array) – a hack to allow for arrays sized by typenums [<img src="https://api.travis-ci.org/fizyk20/generic-array.svg?branch=master">](https://travis-ci.org/fizyk20/generic-array)
* [Nemo157/roaring-rs](https://github.com/Nemo157/roaring-rs) – Roaring Bitmaps in Rust [<img src="https://api.travis-ci.org/Nemo157/roaring-rs.svg?branch=master">](https://travis-ci.org/Nemo157/roaring-rs)
* [xfix/enum-map](https://github.com/xfix/enum-map) [[enum-map](https://crates.io/crates/enum-map)] — An optimized map implementation for enums using an array to store values. [<img src="https://api.travis-ci.org/xfix/enum-map.svg?branch=master">](https://travis-ci.org/xfix/enum-map)
* [gsquire/sendgrid-rs](https://github.com/gsquire/sendgrid-rs) — unofficial Rust library for SendGrid API [<img src="https://api.travis-ci.org/gsquire/sendgrid-rs.svg?branch=master">](https://travis-ci.org/gsquire/sendgrid-rs)
* [lettre/lettre](https://github.com/lettre/lettre) — an SMTP-library for Rust [<img src="https://api.travis-ci.org/lettre/lettre.svg?branch=master">](https://travis-ci.org/lettre/lettre)
* [staktrace/mailparse](https://github.com/staktrace/mailparse) [[mailparse](https://crates.io/crates/mailparse)] — a library for parsing real-world email files [<img src="https://api.travis-ci.org/staktrace/mailparse.svg?branch=master">](https://travis-ci.org/staktrace/mailparse)
* [arcnmx/nue](https://github.com/arcnmx/nue) — I/O and binary data encoding for Rust [<img src="https://api.travis-ci.org/arcnmx/nue.svg?branch=master">](https://travis-ci.org/arcnmx/nue)
* [TyOverby/bincode](https://github.com/TyOverby/bincode) — a binary encoder/decoder in Rust [<img src="https://api.travis-ci.org/TyOverby/bincode.svg?branch=master">](https://travis-ci.org/TyOverby/bincode)
* [hsivonen/encoding_rs](https://github.com/hsivonen/encoding_rs) [[encoding_rs](https://crates.io/crates/encoding_rs)] — A Gecko-oriented implementation of the Encoding Standard in Rust [<img src="https://api.travis-ci.org/hsivonen/encoding_rs.svg?branch=master">](https://travis-ci.org/hsivonen/encoding_rs)
* [pikkr/pikkr](https://github.com/pikkr/pikkr) [[pikkr](https://crates.io/crates/pikkr)] — JSON parser which picks up values directly without performing tokenization in Rust
* [jcreekmore/pem-rs](https://github.com/jcreekmore/pem-rs) [[pem](https://crates.io/crates/pem)] - a Rust based way to parse and encode PEM-encoded data [<img src="https://api.travis-ci.org/jcreekmore/pem-rs.svg?branch=master">](https://travis-ci.org/jcreekmore/pem-rs)
* [Florob/RustyXML](https://github.com/Florob/RustyXML) — an XML parser written in Rust [<img src="https://api.travis-ci.org/Florob/RustyXML.svg?branch=master">](https://travis-ci.org/Florob/RustyXML)
* [shepmaster/sxd-document](https://github.com/shepmaster/sxd-document) — An XML library in Rust [<img src="https://api.travis-ci.org/shepmaster/sxd-document.svg?branch=master">](https://travis-ci.org/shepmaster/sxd-document)
* [shepmaster/sxd-xpath](https://github.com/shepmaster/sxd-xpath) — An XPath library in Rust [<img src="https://api.travis-ci.org/shepmaster/sxd-xpath.svg?branch=master">](https://travis-ci.org/shepmaster/sxd-xpath)
* [netvl/xml-rs](https://github.com/netvl/xml-rs) — a streaming XML library [<img src="https://api.travis-ci.org/netvl/xml-rs.svg?branch=master">](https://travis-ci.org/netvl/xml-rs)
* [vitiral/stfu8](https://github.com/vitiral/stfu8) — Sorta Text Format in UTF-8 [<img src="https://api.travis-ci.org/vitiral/stfu8.svg?branch=master">](https://travis-ci.org/vitiral/stfu8)
* [media-io/yaserde](https://github.com/media-io/yaserde) — Yet Another Serializer/Deserializer specialized for XML [<img src="https://api.travis-ci.org/media-io/yaserde.svg?branch=master">](https://travis-ci.org/media-io/yaserde)
* [vityafx/challonge-rs](https://github.com/vityafx/challonge-rs) [[challonge](https://crates.io/crates/challonge)] — Client library for the Challonge REST API. Helps to organize tournaments. [<img src="https://api.travis-ci.org/vityafx/challonge-rs.svg?branch=master">](https://travis-ci.org/vityafx/challonge-rs)
* [ggez](https://github.com/ggez/ggez) - a lightweight game framework for making 2D games with minimum friction [<img src="https://api.travis-ci.org/ggez/ggez.svg?branch=master">](https://travis-ci.org/ggez/ggez)
* [rust-reverse-geocoder](https://github.com/llambda/rust-reverse-geocoder) — a fast, offline reverse geocoder in Rust, inspired by https://github.com/thampiman/reverse-geocoder
* [gfx-rs/gfx](https://github.com/gfx-rs/gfx) — A high-performance, bindless graphics API for Rust. [<img src="https://img.shields.io/travis/gfx-rs/gfx/master.svg">](https://travis-ci.org/gfx-rs/gfx)
* [redox-os/rusttype](https://github.com/redox-os/rusttype) — a pure Rust alternative to libraries like FreeType [<img src="https://img.shields.io/travis/dredox-os/rusttype/master.svg">](https://travis-ci.org/redox-os/rusttype)
* [Kiss3d](http://kiss3d.org) — draw simple geometric figures and play with them with one-liners [<img src="https://api.travis-ci.org/repositories/sebcrozet/kiss3d.json.svg?branch=master">](https://api.travis-ci.org/repositories/sebcrozet/kiss3d.json)
* [tomaka/glutin](https://github.com/tomaka/glutin) — Rust alternative to [GLFW](http://www.glfw.org/) [<img src="https://api.travis-ci.org/tomaka/glutin.svg?branch=master">](https://travis-ci.org/tomaka/glutin)
* [kud1ing/tinkerpop-rs](https://github.com/kud1ing/tinkerpop-rs) — an example how to use Apache TinkerPop from Rust [<img src="https://api.travis-ci.org/kud1ing/tinkerpop-rs.svg?branch=master">](https://travis-ci.org/kud1ing/tinkerpop-rs)
* [PistonDevelopers/conrod](https://github.com/PistonDevelopers/conrod/) — An easy-to-use, immediate-mode, 2D GUI library written entirely in Rust [<img src="https://api.travis-ci.org/PistonDevelopers/conrod.svg?branch=master">](https://travis-ci.org/PistonDevelopers/conrod)
* [Kiss-ui](https://github.com/KISS-UI/kiss-ui) — a simple UI framework built on IUP [](https://travis-ci.org/cybergeek94/kiss-ui)
* [pcwalton/libui-rs](https://github.com/pcwalton/libui-rs) — libui bindings [<img src="https://api.travis-ci.org/pcwalton/libui-rs.svg?branch=master">](https://travis-ci.org/pcwalton/libui-rs). Abandoned project. The most updated fork is [LeoTindall/libui-rs](https://github.com/LeoTindall/libui-rs).
* [chyh1990/imageproc](https://github.com/chyh1990/imageproc) — An advanced image processing library for Rust. [](https://travis-ci.org/chyh1990/imageproc)
* [PistonDevelopers/image](https://github.com/PistonDevelopers/image) — Basic imaging processing functions and methods for converting to and from image formats [<img src="https://api.travis-ci.org/PistonDevelopers/image.svg?branch=master">](https://travis-ci.org/PistonDevelopers/image)
* [kali/opencv-rust](https://github.com/kali/opencv-rust) — Rust bindings for OpenCV [<img src="https://api.travis-ci.org/kali/opencv-rust.svg?branch=cv2">](https://travis-ci.org/kali/opencv-rust)
* [shnewto/bnf](https://github.com/shnewto/bnf) — A library for parsing Backus–Naur form context-free grammars. [<img src="https://api.travis-ci.org/shnewto/bnf.svg?branch=master">](https://travis-ci.org/shnewto/bnf)
* [autumnai/leaf](https://github.com/autumnai/leaf) — Open Machine Intelligence framework. [](https://travis-ci.org/autumnai/leaf). Abandoned project. The most updated fork is [spearow/juice]( https://github.com/spearow/juice).
* [tensorflow/rust](https://github.com/tensorflow/rust) — Rust language bindings for TensorFlow. [](https://travis-ci.org/tensorflow/rust)
* [mattgathu/cute](https://github.com/mattgathu/cute) - Macro for Python-esque list comprehensions in Rust. [](https://travis-ci.org/tensorflow/rust)
* hado
* [ludat/hado-rs](https://github.com/ludat/hado-rs) - A little macro for writing haskell-like do expressions without too much ceremony
* [tomaka/android-rs-glue](https://github.com/tomaka/android-rs-glue) — glue between Rust and Android [<img src="https://api.travis-ci.org/tomaka/android-rs-glue.svg?branch=master">](https://travis-ci.org/tomaka/android-rs-glue)
* [TimNN/cargo-lipo](https://github.com/TimNN/cargo-lipo) — a cargo lipo subcommand which automatically creates a universal library for use with your iOS application. [<img src="https://api.travis-ci.org/TimNN/cargo-lipo.svg?branch=master">](https://travis-ci.org/TimNN/cargo-lipo)
* [vhbit/ObjCrust](https://github.com/vhbit/ObjCrust) — using Rust to create an iOS static library [<img src="https://api.travis-ci.org/vhbit/ObjCrust.svg?branch=master">](https://travis-ci.org/vhbit/ObjCrust)
* [mattnenterprise/rust-ftp](https://github.com/mattnenterprise/rust-ftp) — an [FTP](https://en.wikipedia.org/wiki/File_Transfer_Protocol) client for Rust [<img src="https://api.travis-ci.org/mattnenterprise/rust-ftp.svg?branch=master">](https://travis-ci.org/mattnenterprise/rust-ftp)
* [achanda/ipnetwork](https://github.com/achanda/ipnetwork) — A library to work with IP networks in pure Rust [<img src="https://api.travis-ci.org/achanda/ipnetwork.svg?branch=master">](https://travis-ci.org/achanda/ipnetwork)
* [tokio-rs/tokio](https://github.com/tokio-rs/tokio) — a network application framework for rapid development and highly scalable production deployments of clients and servers.
* [actix/actix](https://github.com/actix/actix) — Actor library for Rust [<img src="https://api.travis-ci.org/actix/actix.svg?branch=master">](https://travis-ci.org/actix/actix)
* [mattnenterprise/rust-nntp](https://github.com/mattnenterprise/rust-nntp) — an [NNTP](https://en.wikipedia.org/wiki/Network_News_Transfer_Protocol) client for Rust [<img src="https://api.travis-ci.org/mattnenterprise/rust-nntp.svg?branch=master">](https://travis-ci.org/mattnenterprise/rust-nntp)
* [mattnenterprise/rust-pop3](https://github.com/mattnenterprise/rust-pop3) — a [POP3](https://en.wikipedia.org/wiki/Post_Office_Protocol) client for Rust [<img src="https://api.travis-ci.org/mattnenterprise/rust-pop3.svg?branch=master">](https://travis-ci.org/mattnenterprise/rust-pop3)
* [Thrussh](https://github.com/pijul-scm/thrussh/) — an SSH library written from scratch in Rust, backed by [libsodium](https://download.libsodium.org/doc/)
* [meqif/rust-utp](https://github.com/meqif/rust-utp) — a [uTP](http://www.bittorrent.org/beps/bep_0029.html) (Micro Transport Protocol) library for Rust. [<img src="https://api.travis-ci.org/meqif/rust-utp.svg?branch=master">](https://travis-ci.org/meqif/rust-utp)
* [m4rw3r/chomp](https://github.com/m4rw3r/chomp) – A fast monadic-style parser combinator [<img src="https://api.travis-ci.org/m4rw3r/chomp.svg?branch=master">](https://travis-ci.org/m4rw3r/chomp)
* [nrc/zero](https://github.com/nrc/zero) — zero-allocation parsing of binary data [<img src="https://api.travis-ci.org/nrc/zero.svg?branch=master">](https://travis-ci.org/nrc/zero)
* [rustless/queryst](https://github.com/rustless/queryst) — a query string parsing library for Rust inspired by https://github.com/ljharb/qs [](https://travis-ci.org/rustless/queryst)
* [retep998/winapi-rs](https://github.com/retep998/winapi-rs) — Windows API bindings [<img src="https://api.travis-ci.org/retep998/winapi-rs.svg?branch=master">](https://travis-ci.org/retep998/winapi-rs)
* [PistonDevelopers/dyon](https://github.com/PistonDevelopers/dyon) — A rusty dynamically typed scripting language
* [gluon-lang/gluon](https://github.com/gluon-lang/gluon) — A small, statically-typed, functional programming language
* [murarth/ketos](https://github.com/murarth/ketos) — A Lisp dialect functional programming language serving as a scripting and extension language for rust
* [jonathandturner/rhai](https://github.com/jonathandturner/rhai) — A tiny and fast embedded scripting language resembling a combination of JS and Rust
* [lfairy/maud](https://github.com/lfairy/maud) — compile-time HTML templates [<img src="https://api.travis-ci.org/lfairy/maud.svg?branch=master">](https://travis-ci.org/lfairy/maud)
* [Stebalien/horrorshow-rs](https://github.com/Stebalien/horrorshow-rs) — compile-time HTML templates [<img src="https://api.travis-ci.org/Stebalien/horrorshow-rs.svg?branch=master">](https://travis-ci.org/Stebalien/horrorshow-rs)
* [kaj/ructe](https://github.com/kaj/ructe) — HTML template system for Rust [<img src="https://api.travis-ci.org/kaj/ructe.svg?branch=master">](https://travis-ci.org/kaj/ructe)
* [Keats/tera](https://github.com/Keats/tera) — template engine based on Jinja2 and the Django template language. [<img src="https://api.travis-ci.org/Keats/tera.svg?branch=master">](https://travis-ci.org/Keats/tera)
* [djc/askama](https://github.com/djc/askama) — template rendering engine based on Jinja [<img src="https://api.travis-ci.org/djc/askama.svg?branch=master">](https://travis-ci.org/djc/askama)
* [BurntSushi/suffix](https://github.com/BurntSushi/suffix) — Linear time suffix array construction (with Unicode support) [<img src="https://api.travis-ci.org/BurntSushi/suffix.svg?branch=master">](https://travis-ci.org/BurntSushi/suffix)
* [mgeisler/textwrap](https://github.com/mgeisler/textwrap) [[textwrap](https://crates.io/crates/textwrap)] — Word wrap text (with support for hyphenation) [<img src="https://api.travis-ci.org/mgeisler/textwrap.svg?branch=master">](https://travis-ci.org/mgeisler/textwrap)
* [greyblake/whatlang-rs](https://github.com/greyblake/whatlang-rs) — Natural language detection library based on trigrams [<img src="https://api.travis-ci.org/greyblake/whatlang-rs.svg?branch=master">](https://travis-ci.org/greyblake/whatlang-rs)
* [DenisKolodin/yew](https://github.com/DenisKolodin/yew) [[yew](https://crates.io/crates/yew)] — Rust framework for making client web apps
* [koute/cargo-web](https://github.com/koute/cargo-web) [[cargo-web](https://crates.io/crates/cargo-web)] — A Cargo subcommand for the client-side Web [](https://travis-ci.org/koute/cargo-web)
* [koute/stdweb](https://github.com/koute/stdweb) [[stdweb](https://crates.io/crates/stdweb)] — A standard library for the client-side Web [](https://travis-ci.org/koute/stdweb)
* [Gotham](https://github.com/gotham-rs/gotham) — A flexible web framework that does not sacrifice safety, security or speed. [<img src="https://api.travis-ci.org/gotham-rs/gotham.svg?branch=master">](https://travis-ci.org/gotham-rs/gotham)
* [Iron](https://github.com/iron/iron) — a middleware-based server framework [<img src="https://api.travis-ci.org/GildedHonour/frank_jwt.svg?branch=master">](https://travis-ci.org/GildedHonour/frank_jwt)
* [sunng87/handlebars-iron](https://github.com/sunng87/handlebars-iron) — [Handlebars-rust](https://github.com/sunng87/handlebars-rust) as an Iron web framework middleware. [<img src="https://api.travis-ci.org/sunng87/handlebars-iron.svg?branch=master">](https://travis-ci.org/sunng87/handlebars-iron)
* [Nickel](https://github.com/nickel-org/nickel.rs/) — inspired by [Express](http://expressjs.com/) [<img src="https://api.travis-ci.org/nickel-org/nickel.rs.svg?branch=master">](https://travis-ci.org/nickel-org/nickel.rs)
* [Ogeon/rustful](https://github.com/Ogeon/rustful) — a RESTful web framework for Rust [<img src="https://api.travis-ci.org/Ogeon/rustful.svg?branch=master">](https://travis-ci.org/Ogeon/rustful)
* [Rocket](https://github.com/SergioBenitez/Rocket) — Rocket is web framework for Rust (nightly) with a focus on ease-of-use, expressability, and speed [<img src="https://api.travis-ci.org/SergioBenitez/Rocket.svg?branch=master">](https://travis-ci.org/SergioBenitez/Rocket)
* [Rustless](https://github.com/rustless/rustless) — a REST-like API micro-framework inspired by [Grape](https://github.com/ruby-grape/grape) and [Hyper](https://github.com/hyperium/hyper) [<img src="https://api.travis-ci.org/rustless/rustless.svg?branch=master">](https://travis-ci.org/rustless/rustless)
* [sappworks/sapper](https://github.com/sappworks/sapper) — A lightweight web framework built on async hyper, implemented in Rust language. [<img src="https://api.travis-ci.org/sappworks/sapper.svg?branch=master">](https://travis-ci.org/sappworks/sapper)
* [tomaka/rouille](https://github.com/tomaka/rouille) — Web framework in Rust [<img src="https://api.travis-ci.org/tomaka/rouille.svg?branch=master">](https://travis-ci.org/tomaka/rouille)
* [oltdaniel/zap](https://github.com/oltdaniel/zap) - A lightning fast http framework for Rust [<img src="https://api.travis-ci.org/oltdaniel/zap.svg?branch=master">](https://travis-ci.org/oltdaniel/zap)
* [actix/actix-web](https://github.com/actix/actix-web) — A lightweight async web framework for Rust with websocket support [<img src="https://api.travis-ci.org/actix/actix-web.svg?branch=master">](https://travis-ci.org/actix/actix-web)
* [mitum/sincere](https://github.com/mitum/sincere) — A micro web framework for Rust(stable) based on hyper and multithreading. [<img src="https://api.travis-ci.org/mitum/sincere.svg?branch=master">](https://travis-ci.org/mitum/sincere)
* [cyderize/rust-websocket](https://github.com/cyderize/rust-websocket) — a framework for dealing with WebSocket connections (both clients and servers) [<img src="https://api.travis-ci.org/cyderize/rust-websocket.svg?branch=master">](https://travis-ci.org/cyderize/rust-websocket)
* [housleyjk/ws-rs](https://github.com/housleyjk/ws-rs) — lightweight, event-driven WebSockets for Rust [<img src="https://api.travis-ci.org/housleyjk/ws-rs.svg?branch=stable">](https://travis-ci.org/housleyjk/ws-rs)
* [actix/sockjs](https://github.com/actix/sockjs) — [SockJS](https://github.com/sockjs) server for Rust [<img src="https://api.travis-ci.org/actix/sockjs.svg?branch=master">](https://travis-ci.org/actix/sockjs)
* [vityafx/urlshortener-rs](https://github.com/vityafx/urlshortener-rs) [[urlshortener](https://crates.io/crates/urlshortener)] — A very simple urlshortener library for Rust. [<img src="https://api.travis-ci.org/vityafx/urlshortener-rs.svg?branch=master">](https://travis-ci.org/vityafx/urlshortener-rs)
* [Keats/gutenberg](https://github.com/Keats/gutenberg) [[gutenberg](https://www.getgutenberg.io/)] — An opinionated static site generator with everything built-in. [](https://travis-ci.org/Keats/gutenberg)
* [cobalt-org/cobalt.rs](https://github.com/cobalt-org/cobalt.rs) - Static site generator written in Rust [<img src="https://api.travis-ci.org/cobalt-org/cobalt.rs.svg?branch=master">](https://travis-ci.org/cobalt-org/cobalt.rs)
* [FuGangqiang/mdblog.rs](https://github.com/FuGangqiang/mdblog.rs) — Static site generator from markdown files.
* [Susurrus/serialport-rs](https://github.com/Susurrus/serialport-rs) [[serialport](https://docs.rs/serialport/3.0.0/serialport/)] - A cross-platform library that provides access to a serial port
* [TeXitoi/benchmarksgame-rs](https://github.com/TeXitoi/benchmarksgame-rs) — Rust implementations for the [The Computer Language Benchmarks Game](https://benchmarksgame-team.pages.debian.net/benchmarksgame/) [<img src="https://api.travis-ci.org/TeXitoi/benchmarksgame-rs.svg?branch=master">](https://travis-ci.org/TeXitoi/benchmarksgame-rs)
* [Learning systems programming with Rust](https://speakerdeck.com/jvns/learning-systems-programming-with-rust) — Presented by [Julia Evans](https://twitter.com/@b0rk) @ Rustconf 2016.
* [Programming Community Curated Resources for Learning Rust](https://hackr.io/tutorials/learn-rust) - A list of recommended resources voted by the programming community.
* [Learning Rust With Entirely Too Many Linked Lists](http://cglab.ca/~abeinges/blah/too-many-lists/book/) — in-depth exploration of Rust's memory management rules, through implementing a few different types of list structures.
* [Rust Cookbook](https://rust-lang-nursery.github.io/rust-cookbook/) — a collection of simple examples that demonstrate good practices to accomplish common programming tasks, using the crates of the Rust ecosystem.
