Giving your forum an entirely new look and feel is easy — just download one of these great themes! There are even themes for the admin control panel.
Browsing All Themes
这是一个中文版的Emerald Dark主题,主要用于解决部分中文用户在使用本模板过程中遇到的翻译错误
Material new admin panel theme

A theme for the admin control panel, inspired by the MyBB Community forum theme.
Green Noise
by sirev
Green noise theme under blue-grayed backgrounds.

Here is a modified version of Curves UI 1.9 but with a card format home page
alfatek_7_12 theme _css
Purple & Black modded ACP Theme

If you want to shut down our site for maintenance, this theme is for you!
Classic material theme

BLUX - A nice & simple flat theme for MyBB.
A square based blue theme.
This theme is based off of the Wordpress theme Frontier.
Simple MyBB 1.8.x Theme

JAMPS - White & Green V2
A CSS tweaked version of the default ACP theme

A sleek and modern SCEditor theme