The task managment web application code is very easy. The files naming index.html , styles.css and script.js contain the frontend coding. while script1.js and server.js files contain the coding for the backend. it can run without the server and with the server. in order to run with backend server use the files index.html , styles.css , script1.js and server.js. and try on server. index.html , styles.css and script.js can be used to reun without backend