DLsiteWarn is a Chrome add-on developed by nplusplus538. It falls under the category of Browsers and is specifically listed under the subcategory of Add-ons & Tools. This free software aims to provide a warning system for users browsing DL sites.

With DLsiteWarn, when browsing DL sites, users will be able to see a caution button displayed for each circle. This allows users to set specific circles as "caution" and be alerted with a warning message displayed in red text. This feature provides an added layer of awareness for users, ensuring they can easily identify and be cautious of specific circles while browsing DL sites.

DLsiteWarn is a useful tool for DL site users who want to be more informed and aware of particular circles. By highlighting cautionary circles, users can make more informed decisions about the content they interact with on DL sites.