Tab By Friday is a Chrome extension developed by Tyler Robertson. It falls under the category of Browsers and is specifically classified as an Add-ons & Tools subcategory. This free extension aims to provide users with a weekly challenge tab to help them try something new each week and keep track of their ongoing to-do list.

The main feature of Tab By Friday is the inclusion of a new challenge every week. This feature encourages users to step out of their comfort zone and explore new activities or tasks. The challenges are inspired by the "Do By Friday" podcast, a popular weekly challenge podcast.

In addition to the challenges, Tab By Friday also includes experience points, adding a gamification element to the extension. This feature allows users to track their progress and motivates them to complete the challenges.

Overall, Tab By Friday is a useful Chrome extension for individuals looking to add some excitement and variety to their daily routines. With its weekly challenges and experience points system, it provides a fun and interactive way to try new things.