An ODP file, which stands for OpenDocument Presentation, is a file format used for storing presentations created by applications that adhere to the OpenDocument Format (ODF) standard. ODF is an XML-based open standard for office applications, developed by OASIS (Organization for the Advancement of Structured Information Standards). ODP files are essentially a ZIP archive containing multiple XML files, along with other media files like images and embedded objects, that together define the structure, content, and formatting of a slideshow. This includes text, graphics, audio, video, transitions, and speaker notes. The primary advantage of the ODP format is its open and royalty-free nature, promoting interoperability and preventing vendor lock-in. It ensures that users can access and edit their presentation files with various software applications across different operating systems, without compatibility issues often associated with proprietary formats. It is the native format for presentation modules in popular open-source office suites like LibreOffice Impress and Apache OpenOffice Impress, and is also supported by many other presentation programs.