Customisation
RetroArch Configs Share your custom catalogue and RetroArch configurations. Perfect for showing off creative setups or swapping configuration tips. Box Art Packs Share, request, and discuss box art for your content. Perfect for custom themes or giving your library that polished, and unique, look. Theme Submissions Submit your theme creation here for review and upload to the muOS Theme Gallery. Please notify muOS staff when you have submitted a theme and we will review it as soon as possible. Theme Releases Display your flair and creativity with all types of wonderful themes that you can easily install and configure to make your device unique.