JSZip is a javascript library for creating, reading and editing .zip files, with a Manually : download JSZip and include the file dist/jszip.js or dist/jszip.min.js. The FileSystem-API allows the creation of files and folders as well as their local storage using JavaScript. Files can be simple text files, but even more complex 20 Apr 2017 For whatever reasons, you might want to generate text file with javascript dynamically and let user download it without involvement of server jQuery: The Write Less, Do More, JavaScript Library. jQuery 3.4.1 slim build · Download the map file for the jQuery 3.4.1 slim build · jQuery 3.4.1 release notes 18 Nov 2019 To begin, create a file called SaveFile.js in your project's wwwroot folder.