Dilly is a Fortnite-focused digital platform that helps players track the in-game item shop, cosmetics, skin combinations and creative maps. Published by the Dilly team, it offers a daily-updated view of featured and best-selling items, with listings that include product names, V-Buck prices and alerts for items that are new or leaving the shop. Players can browse skins, outfits, bundles, accessories, emotes, wraps and other cosmetic items, as well as search for skins, creators and maps.

The site also features SpriteDex, a sprite-tracking resource, and sections for leaked and upcoming skins, locker combinations, combo discovery and community showdowns. Its creative map directory includes map codes and details about experiences such as Beat the Brainrots. Dilly publishes Fortnite-related short videos and creator content, alongside a feed highlighting collaborations and their available sets. The platform is free to use and provides tools and information for discovering what is available in Fortnite and keeping up with shop changes. Dilly states that it is not affiliated with or endorsed by Epic Games.