Customizable Select Box & Input Field Enhancement Library – Choices.js
Choices.js is a vanilla JavaScript plugin for creating customizable select inputs with multi select and autocomplete support.
JavaScript & CSS autocomplete
Autocomplete List With Custom Trigger – AutoSuggest.js
The AutoSuggest.js JavaScript library to display an autocomplete list when you tying trigger characters in an input field, textarea element or contenteditable container.
Fast Autocomplete & Typeahead Library – autoComplete.js
A dynamic, blazing fast, dependency-free, and easy-to-use autocomplete & typeahead JavaScript library for modern web development.
@mention Autocomplete In ES6 JS
This is a Vanilla JavaScript (ES6) implementation of the popular @mention someone autocomplete functionality in a textarea element.
Small Autocomplete Plugin For Input Fields – autocomplete.js
A very small autocomplete JavaScript library that allows the users to quickly select an option item from a group-enabled suggestion dropdown list.
Fast Fuzzy Autocomplete Library – tiny-complete
tiny-complete is an ultra-light JavaScript library for blazing autocomplete functionality (aka. typeahead, autosuggest) with support for fuzzy search.
Basic Dynamic Autocomplete Library – pc-autocompletion.js
pc-autocompletion.js is a small JavaScript autocomplete plugin that works with text field and supports dynamic data rendering.
Lightweight Flexible Pure JavaScript Autocomplete Library
A pure vanilla JavaScript library to provide flexible autocomplete / autosuggest dropdown to your input field as typing.
Customizable Autocomplete JavaScript Library – horsey.js
horsey.js is a robust JavaScript library that adds customizable autocomplete functionality to any elements like input fields and textareas.
Fast Autocomplete Dropdown For Input Field – autocomplete.js
A vanilla JavaScript autocomplete library that attaches a blazing fast autocomplete dropdown list to your input field while typing.