For online exclusive tools that require your login: Doc88 tracks API calls. If you download 50 documents in 5 minutes via an automated script, your account will be permanently banned.
Doc88 is a popular Chinese document-sharing platform (similar to Scribd or SlideShare). Because many documents there require "points" or a VIP subscription to download, "Doc88 Downloader" tools are highly sought after.
: Unlike the official site, you don't need to log in or maintain a credit balance to retrieve documents.
