Code Editor

Ace Editor (Javascript Mode)

You can find the offical website 
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    /**
     * In fact, you're looking at ACE right now. Go ahead and play with it!
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Ace Editor (Html Mode And Emmet)

You can find the offical website 
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<!--
    * We are currently showing off the Html mode. ACE has support for 45
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Ace Editor (Css Editor)

You can find the offical website 
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        /* Some example CSS */
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