How about getting away from the serious look of Firefox and having organized tabs?

Add-on for Firefox that allows you to more easily access your bookmarks via thumbnails.
Open-source browser developed from Firefox, focusing on privacy and online security.
Extension for Firefox that allows you to manage multiple email accounts in Gmail.
Additional protection for Firefox that allows blocking the use of JavaScript.

Protect your email from unwanted messages when registering on the web.
Modified version of the puzzle game Merge Fellas.
Browser in development created from scratch, without relying on engines like Chromium or Gecko.
Free image viewing software known for its lightweight, fast, and user-friendly interface.
Utility for Windows developed to allow the replacement of specific text in PDF documents.
Application developed by Meta to meet the needs of small and medium-sized businesses, allowing for efficient and professional communication with customers.