The ReadItLater plugin helps users save and archive web content directly into their Obsidian vault for later reading or reference. It supports various content types, including web articles, videos from platforms like YouTube and Vimeo, social media posts from Twitter and Mastodon, and text snippets. The plugin offers a customizable template engine to structure saved content with predefined variables, making it easier to organize and retrieve information. Additional features include automatic image downloads, batch processing of URLs, and clipboard-based content insertion.