YouTube ShioriNovellafy is a Chrome add-on developed by lockpickingsapling. This free add-on falls under the category of Browsers and specifically the subcategory of Add-ons & Tools. The program aims to modify YouTube thumbnails, replacing them with thumbnails from Shiori Novella's channel.

Based on the popular MrBeastify-Youtube add-on, YouTube ShioriNovellafy provides users with an alternative browsing experience on YouTube. By replacing all thumbnails with those from Shiori Novella's channel, users can enjoy a new visual aesthetic while browsing through YouTube videos.

As a fork of the original MrBeastify-Youtube, YouTube ShioriNovellafy promises to continue adding more thumbnails as Shiori Novella streams more content. This ensures that users will have a growing collection of unique thumbnails to enhance their YouTube browsing experience.

With its simple and straightforward functionality, YouTube ShioriNovellafy offers users a fun way to personalize their YouTube interface and enjoy a fresh look while exploring their favorite videos.