Quill
A cross browser rich text editor with an API
Selectize.js
Selectize is the hybrid of a textbox and <select> box. It's jQuery based and it has autocomplete and native-feeling keyboard navigation; useful for tagging, contact lists, etc.
Alpine
A rugged, minimal framework for composing JavaScript behavior in your markup.
Filepond
🌊 A flexible and fun JavaScript file upload library
Switchery
iOS 7 style switches for your checkboxes
Angular Validation
Customizing Form Valid Message in AngularJS
Fancy Input
Makes typing in input fields fun with CSS3 effects
Multi Select
A user-friendlier drop-in replacement for the standard select with multiple attribute activated.
jQuery Chained
Chained Selects jQuery plugin.
React Editext
Editable Text Component for React Apps
Taggle.js
Form-ready dependency-less tagging.
Sisyphus
Gmail-like client-side drafts and bit more. Plugin developed to save html forms data to LocalStorage to restore them after browser crashes, tabs closings and other disasters.
Forms Angular
Probably the most opinionated framework in the world
Magicsuggest
Multiple Selection Combo Box using Bootstrap 3
Angular Datepicker
calendar and datepicker directives for angular
Codedoc
Create beautiful modern documentation websites.
Unform
Performance-focused API for React forms 🚀