DRM (short for Digital Rights Management) is primarily utilized by developers, publishers, and copyright holders to manage the usage of digital contents and devices. It often implies copy protection or copy prevention, making it a popular choice for individuals aiming to prevent unauthorized duplication of important documents.

HandBrake is a free and open-source digital video transcoding program for Windows, Mac and Linux platforms, originally developed for BeOS by Eric Petit from France in 2003, then ported to other systems, making it a cross-platform solution for video conversion. It is designed to help users convert video files into various formats.

BatchPatch is a powerful tool designed to simplify and automate the process of managing and updating multiple Windows computers simultaneously. It is a comprehensive solution that caters to the needs of system administrators, IT professionals, and network managers who are responsible for maintaining and securing large numbers of computers within an organization.

Data File Converter (AKA: DataFileConverter) is a data conversion tool for Windows, Linux and Mac platforms. It helps data processing programs convert data files from one format to other formats. It supports conversion between multiple data formats (including CSV, TXT, TSV, XLS, XML, SQL, HTML, etc.). It is mainly used to convert database data files, and is suitable for database development and maintenance personnel.

With the growing popularity of IPTV services, we can find a large number of free IPTV channel addresses on the Internet. There are often hundreds, thousands or even tens of thousands, and a large number of them are invalid. Therefore, after we collect a large number of IPTV links, the first thing to do is to check their availability. If you manually check the availability of the channel list one by one, the workload will be huge, the efficiency will be extremely low, and that is unrealistic.