LazyLoad is a tiny (only 998 bytes minified and gzipped), dependency-free JavaScript library that makes it super easy to load external JavaScript and CSS files on demand.
JQuery is a fast, concise, JavaScript Library that simplifies how you traverse HTML documents, handle events, perform animations, and add Ajax interactions to your web pages. jQuery is designed to change the way that you write JavaScript.
JSON is a text format that is completely language independent but uses conventions that are familiar to programmers of the C-family of languages, including C, C++, C#, Java, JavaScript, Perl, Python, and many others. These properties make JSON an ideal data-interchange language.
Modern browsers now support native module functionality, optimizing loading and efficiency. Import and export statements are key for using native JavaScript modules.