Steam Profile Assistant, developed by The Oddball, is a free Chrome add-on that offers various features to assist with making Steam profile artwork. With this add-on, users can create Steam.Design buttons on Steam pages, providing easy access to related backgrounds. These backgrounds include the ones selected in your inventory, on a market page, and in your profile settings.

One of the standout features of Steam Profile Assistant is the addition of an "Upload Long Images" button to the Artwork uploading page. This feature allows users to upload images in a long format, ensuring optimal display on their Steam profile.

Overall, Steam Profile Assistant proves to be a valuable tool for Steam users looking to enhance their profile artwork. With its easy-to-use interface and useful features, this free add-on from The Oddball is a must-have for any Steam enthusiast.