Annotator is a versatile open-source JavaScript library that simplifies the process of integrating annotation features into any website. Users can create annotations that include comments, tags, links, and user interactions, among other options. Its design prioritizes extensibility, making it easy for developers to introduce new features or behaviors as needed. Additionally, Annotator cultivates a vibrant community of developers across four continents who contribute to the creation of third-party plugins, enabling the annotation of various formats such as PDFs, EPUBs, videos, images, and audio files. Getting started with Annotator is straightforward; simply download the library and incorporate it into your HTML code. With a robust plugin architecture, users can enhance the library's functionality with additional features such as user permissions, tagging, filtering, and formatting options. Numerous projects have adopted Annotator for their digital annotation requirements, with many being open-source initiatives. Furthermore, users can easily share their text and video annotations via social media or email, promoting collaboration and interaction. The library's flexibility and community support make it an excellent choice for anyone looking to enhance their web pages with rich annotation capabilities.