diff --git a/components/Carbon.js b/components/Carbon.js
index d595786..e4eeb38 100644
--- a/components/Carbon.js
+++ b/components/Carbon.js
@@ -4,7 +4,7 @@ import domtoimage from 'dom-to-image'
 import CodeMirror from 'react-codemirror'
 import Spinner from 'react-spinner'
 import WindowControls from '../components/WindowControls'
-import { COLORS } from '../lib/constants'
+import { COLORS, DEFAULT_LANGUAGE } from '../lib/constants'
 
 const DEFAULT_SETTINGS = {
   paddingVertical: '50px',
@@ -13,7 +13,7 @@ const DEFAULT_SETTINGS = {
   marginHorizontal: '45px',
   background: '#fed0ec',
   theme: 'dracula',
-  language: 'javascript'
+  language: DEFAULT_LANGUAGE
 }
 
 class Carbon extends React.Component {
@@ -23,6 +23,8 @@ class Carbon extends React.Component {
     this.state = {
       loading: true
     }
+
+    this.detectLanguage = this.detectLanguage.bind(this)
   }
 
   componentDidMount() {
@@ -31,12 +33,23 @@ class Carbon extends React.Component {
     })
   }
 
+  detectLanguage () {
+    return 'javascript'
+  }
+
   render () {
     const config = Object.assign(DEFAULT_SETTINGS, this.props.config)
 
+    let language
+    if (config.language.name === 'Auto') {
+      language = this.detectLanguage(this.props.children)
+    } else {
+      language = config.language.module || 'plaintext'
+    }
+
     const options = {
       lineNumbers: false,
-      mode: config.language,
+      mode: language,
       theme: config.theme,
       scrollBarStyle: null,
       viewportMargin: Infinity,
diff --git a/lib/constants.js b/lib/constants.js
index 4ceee7b..5deebb3 100644
--- a/lib/constants.js
+++ b/lib/constants.js
@@ -55,6 +55,10 @@ export const LANGUAGES = [
   {
     name: 'Plain Text'
   },
+  {
+    name: 'C',
+    module: 'clike'
+  },
   {
     name: 'Clojure',
     module: 'clojure'
@@ -229,6 +233,8 @@ export const LANGUAGES = [
   }
 ]
 
+export const DEFAULT_LANGUAGE = { name: 'Auto' }
+
 export const COLORS = {
   BLACK: '#121212',
   PRIMARY: '#F8E81C',
diff --git a/pages/editor.js b/pages/editor.js
index 5935516..a3f4854 100644
--- a/pages/editor.js
+++ b/pages/editor.js
@@ -9,7 +9,7 @@ import ReadFileDropContainer from '../components/ReadFileDropContainer'
 import Toolbar from '../components/Toolbar'
 import Carbon from '../components/Carbon'
 import api from '../lib/api'
-import { THEMES, LANGUAGES, COLORS, DEFAULT_CODE } from '../lib/constants'
+import { THEMES, LANGUAGES, DEFAULT_LANGUAGE, COLORS, DEFAULT_CODE } from '../lib/constants'
 
 class Editor extends React.Component {
   /* pathname, asPath, err, req, res */
@@ -30,7 +30,7 @@ class Editor extends React.Component {
     this.state = {
       background: '#ABB8C3',
       theme: THEMES[0].id,
-      language: 'javascript', // TODO LANGUAGES[0]
+      language: DEFAULT_LANGUAGE,
       dropShadow: true,
       windowControls: true,
       paddingVertical: '48px',