citrus_contact_form is an contact form example with input verification, it is built by pure html and css and no JS.
JS-Contact-Form is a simple contact form example utilizing JQuery, JQuery-UI, with Material Design Framework. We can create a custom one by it.
services-contact-form is a a beautiful and bootstrapped contact-form with customised input fields. We can use it to creaet a awesome contact or login service.
application-form is a application/contact form made with pure CSS and Javascript.