#OlavoTemRazão is a free Chrome add-on developed by Daniel Furini. This add-on is designed for users who are interested in political discussions and want to show their support for a specific viewpoint. The main feature of #OlavoTemRazão is that it replaces the traditional "Like" button on Facebook with the hashtag "#OlavoTemRazão", which translates to "Olavo is right" in English.

With this add-on, users can express their agreement with a post or comment by clicking on the "#OlavoTemRazão" button instead of the usual "Like" button. Additionally, the add-on replaces the "Like" icon with a flag icon, symbolizing the supporters of Olavo's viewpoint.

For fans of Olavo, this add-on provides a simple and convenient way to show their support on Facebook. It adds a unique touch to political discussions and allows users to easily identify like-minded individuals in the online community.