30+ Awesome JavaScript HTML to JSON Effects Collection (Projects and Codes) in 2025

markup2json

A library for converting HTML and XML into JSON

AskedPlugin

A jQuery plugin to create beautiful, dynamic questions with different element type.

jwt-decoder

Quick JWT decoder

Dynamic Spreadsheet-like Data Grid - jExcel

ce

jExcel is a powerful jQuery and Vanilla JavaScript plugin which lets you dynamically generate a spreadsheet like CRUD data grid (table) from local JS data or even JSON, CSV, XSLX files.

kompleter

10kb of vanilla lightweight for a simple & efficient autocomplete.

json2html

Json2html is a lightning fast client side javascript HTML templating library with wrappers for both jQuery and Node.js.

survey-library

Free JavaScript form builder library with integration for React, Angular, Vue, jQuery, and Knockout.

tinyi18n

A tiny javascript library for internationalization and easy switching of languages on HTML pages

drooltip.js

Minimalistic, powerful and extensible Vanilla JS tooltip library

temme

The Temme JavaScript library uses custom selectors to extract JSON from HTML using pure JavaScript.

populatejs

populatejs is a pure JavaScript plugin for dynamic form creation that populates existing form fields from a JSON object.

TreeView

An SEO-friendly JSON Viewer to present your JSON data in expandable hierarchical HTML lists just like a tree structure.

copenhagen

Free, lightweight and hackable open source code editor for the web

translatorjs

A simple javascript library for translating web content.

hyderjs

HyderJS is a modern open-source JavaScript library that allows you to quickly build reusable UI components from JSON.

FormsJS

A small Javascript library to help with HTML forms

json-merger

Merge multiple JSON files - Vanilla JavaScript and HTML (graphic mode: browser+explorer)

JHson.js

A JavaScript library for converting between HTML and JSON, with binding, templating, attributes, and CSS support.

treeMaker

Javascript library to create trees in HTML

Tidy-Table

Create a HTML table that can be sorted, selected, and post-processed.

easyjsonform

EasyJsonForm.js is a free open-source JavaScript library that provides a visual interface to help you easily create HTML forms.

form-data-json

form-data-json is a Vanilla JavaScript library to simplify the manipulation of HTML form with 2 functionalities:

jquery-serializeFields

An intuitive and fast form serializer that serializes form data typed by users into a JavaScript object for further use.

jquery-jsontotable

This plugin can convert JSON data type to table for html. JSON is used primarily to transmit data between a server and web application, as an alternative to XML. In these reasons todays many applications use json data format for data transferring. And you need json to table converter for html display.

data-tree

Data Tree is a rich, JavaScript-based tree plugin for displaying recursive data. It can be seeded initially with static data, or load data gradually as the tree is navigated, and has a host of useful features.

ttl2jsonld

Turtle to JSON-LD converter for node.js and browser, no library dependencies.

fancytree

JavaScript tree view / tree grid plugin with support for keyboard, inline editing, filtering, checkboxes, drag'n'drop, and lazy loading

FlexiTable

Work in a field that deals with data from an API? Want to convert that data into an HTML table so it's easier for you or your users to read? Need a quick way to work with JSON data without having to write your own parser code? If you answered yes to any of these questions, then this jQuery plugin is for you.

tableExport.jquery.plugin

Do you need to export an HTML table to JSON, XML, CSV, TSV, TXT, SQL, DOC, XLS, XLSX, PNG, or PDF format? If so, then this jQuery plugin is for you.

tabulator

The tabulator currently is a PURE JavaScript plugin since 4.0.