熱盛！！ is a Chrome add-on developed by すぎけん that brings a fun twist to Twitter's Like button. With this add-on, you can transform the standard heart-shaped Like icon into a "Netsumori" icon.

The main feature of 熱盛！！ is its ability to replace the Like button with a unique icon that represents the Japanese phrase "Netsumori" which roughly translates to "hot and passionate." This add-on aims to bring a sense of excitement and enthusiasm to your Twitter experience.

Created by @sugiken_bike, 熱盛！！ offers a fun way to express your enthusiasm and support for tweets. With a simple installation process, you can easily customize your Twitter experience and join in the "Netsumori" trend. So why not give it a try and start spreading the heat on Twitter today!