add "emulators" section

README.md

@@ -7,6 +7,7 @@ If you want to contribute, please read [this](CONTRIBUTING.md).
 ## Table of Contents
 em
 - [Applications written in Rust](#applications-written-in-rust)
+  - [Emulators](#emulators)
   - [Games](#games)
   - [Operating systems](#operating-systems)
   - [System tools](#system-tools)
@@ -63,8 +64,6 @@ See also [Friends of Rust](https://www.rust-lang.org/friends.html) (organization
 * [azerupi/mdBook](https://github.com/azerupi/mdBook) — a command line utility to create books from markdown files [<img src="https://travis-ci.org/azerupi/mdBook.svg?branch=master">](https://travis-ci.org/azerupi/mdBook)
 * [bluejekyll/trust-dns](https://github.com/bluejekyll/trust-dns) — a DNS-server [<img src="https://travis-ci.org/bluejekyll/trust-dns.svg?branch=master">](https://travis-ci.org/bluejekyll/trust-dns)
 * [BurntSushi/xsv](https://github.com/BurntSushi/xsv) — a fast CSV command line tool (slicing, indexing, selecting, searching, sampling, etc.) [<img src="https://travis-ci.org/BurntSushi/xsv.svg?branch=master">](https://travis-ci.org/BurntSushi/xsv)
-* Emulator [[emulator](https://crates.io/keywords/emulator)]
-  * [simias/rustation](https://github.com/simias/rustation) — a Playstation emulator [<img src="https://travis-ci.org/simias/rustation.svg?branch=master">](https://travis-ci.org/simias/rustation)
 * [gchp/iota](https://github.com/gchp/iota) — a simple text editor [<img src="https://travis-ci.org/gchp/iota.svg?branch=master">](https://travis-ci.org/gchp/iota)
 * [dlecan/generic-dns-update](https://github.com/dlecan/generic-dns-update) — a tool to update DNS zonefiles with your IP address [<img src="https://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](http://snowplowanalytics.com/blog/2016/04/09/introducing-factotum-data-pipeline-runner/) [<img src="https://travis-ci.org/snowplow/factotum.svg?branch=master">](https://travis-ci.org/snowplow/factotum)
@@ -81,6 +80,20 @@ See also [Friends of Rust](https://www.rust-lang.org/friends.html) (organization
 * [cristianoliveira/funzzy](https://github.com/cristianoliveira/funzzy) — a configurable watcher inspired in [entr](http://entrproject.org/) [<img src="https://api.travis-ci.org/cristianoliveira/funzzy.svg?branch=master">](https://travis-ci.org/cristianoliveira/funzzy)
 * [xi-editor](https://github.com/google/xi-editor) — a modern editor with a backend written in Rust.
 
+
+### Emulators
+
+[[emulator](https://crates.io/keywords/emulator)]
+
+* Gameboy
+  * [Gekkio/mooneye-gb](https://github.com/Gekkio/mooneye-gb) — [<img src="https://travis-ci.org/Gekkio/mooneye-gb.svg?branch=master">](https://travis-ci.org/Gekkio/mooneye-gb)
+  * [mvdnes/rboy](https://github.com/mvdnes/rboy) — [<img src="https://travis-ci.org/mvdnes/rboy.svg?branch=master">](https://travis-ci.org/mvdnes/rboy)
+* NES
+  * [pcwalton/sprocketnes](https://github.com/pcwalton/sprocketnes) — [<img src="https://travis-ci.org/pcwalton/sprocketnes.svg?branch=master">](https://travis-ci.org/pcwalton/sprocketnes)
+* Playstation
+  * [simias/rustation](https://github.com/simias/rustation) — a Playstation emulator [<img src="https://travis-ci.org/simias/rustation.svg?branch=master">](https://travis-ci.org/simias/rustation)
+
+
 ### Games
 
 See also [Games Made With Piston](https://github.com/PistonDevelopers/piston/wiki/Games-Made-With-Piston).