Skycust is a Chrome extension developed by SohumB. It falls under the category of Browsers and specifically belongs to the Add-ons & Tools subcategory. This free program is designed to replace avatars on a forum based on a remote canonical image source.

With Skycust, users can request avatar replacements for individuals on a forum. The program offers a user-editable list of servers to try for images, as well as a hardcoded forum to replace images on. Although it is primarily intended for use with the game "Skyrates" and the forum skyrates.net, it can be utilized on other forums as well.

Skycust is a handy tool for forum users who want to personalize their avatar or replace existing avatars with updated images. It provides a simple and efficient way to manage avatar replacements, enhancing the overall user experience on the forum.