JSONPlaceholder is a free online REST API that you can use whenever you need some fake data.

... Yes! Our API is 100% free to use for development, testing, and learning purposes. No credit card required, no hidden fees, and no usage limits for reasonable development needs.

JSON:API covers creating and updating resources as well, not just responses.

Convert JSON to JSONP (on-the-fly) for easy cross-domain data requests using client-side JavaScript · Developmen... Free JSON storage service. Ideal for small scale Web apps, Websites and Mobile apps · Developmen... ... Developmen... ... Developmen... ... Developmen... Retrieve vendor details and other information regarding a given MAC address or an OUI · Developmen... ... Developmen... ... Developmen... ... Developmen... Public API for javascript, css and font libraries on PageCDN

Get Free Temporary & Disposable Emails. dummyinbox.com · The todos endpoint provides a dataset of sample to-do items, including details like task descriptions, statuses, and user IDs, ideal for testing and prototyping task management and productivity applications. ... By default you will get 30 items, use Limit and skip to paginate through all items. fetch('https://dummyjson.com/todos') .then(res => res.json()) .then(console.log); Show Output

Another simple IP Address API · No · Yes · Unknown · jsDelivr · Package info and download stats on jsDelivr CDN · No · Yes · Yes · JSON 2 JSONP · Convert JSON to JSONP (on-the-fly) for easy cross-domain data requests using client-side JavaScript · No · Yes · Unknown · JSONbin.io · Free JSON storage service.

DummyJSON provides a free fake REST API with placeholder JSON data for development, testing, and prototyping. Access realistic data quickly for your projects.

November 23, 2025 - Free JSON APIs for Developers with Examples Welcome developers! Today we will explore Free... Tagged with javascript, webdev, react, beginners.

Sarala JSON API data formatter is a simple and fluent framework agnostic javascript library to transform standard JSON:API responses to simple JSON objects and vice versa.

JsonData API provides free fake JSON data and mock API endpoints for e-commerce development. Use dummy products, users, carts, and orders for testing, prototyping, and learning. No authentication needed—free REST API for developers.

Get Free Temporary & Disposable Emails. dummyinbox.com · The products endpoint provides a comprehensive dataset of sample product information, including details like names, prices, descriptions, images, and categories, ideal for testing and prototyping e-commerce applications. ... By default you will get 30 items, use Limit and skip to paginate through all items. fetch('https://dummyjson.com/products') .then(res => res.json()) .then(console.log); Show Output

June 1, 2018 - Tell us what’s happening: Your code so far document.addEventListener('DOMContentLoaded',function(){ document.getElementById('getMessage').onclick=function(){ req=new XMLHttpRequest(); req.open("GET",'/json/cats.json',true); req.send(); req.onload=function(){ json=JSON.parse(req.responseText); document.getElementsByClassName('message')[0].innerHTML=JSON.stringify(json); // Add your code below this line console.log(json[2].a...

February 23, 2025 - #javascript #webdev #api #programming · JSON Placeholder is a service that provides you with fake online REST APIs for testing and prototyping. This is a go-to API for every developer. Google has a plethora of APIs, but most of them are paid. Thankfully, the Translate API provides free translations for 100+ languages, up to 500k characters per month.

October 17, 2025 - Whether you’re a frontend developer ... information, you inevitably encounter JSON in your workflow. That’s where the Ultimate JSON Toolkit by SuqMall.Net comes in—a comprehensive, 100% free collection of JSON utilities that processes ...

1 day ago - Here are my top 10 picks for JSON and code formatting: ... ✅ Privacy: Your code/data never leaves your device ✅ Speed: No server roundtrip = instant results ✅ Offline: Works after first load ✅ Free: No signup, no premium tier

1 month ago - Get a full fake REST API with zero coding in less than 30 seconds (seriously) - typicode/json-server

<script src="https://ajax.googleapis.com/ajax/libs/jquery/2.1.1/jquery.min.js"></script> <h5>Type in a number here and click the button to see a console log message appear.</h5> <input id="api-input-field" type="text"> <button id="check-api">Check API</button> For the second part, have you tried anything yet with JSON data? Do you know how to iterate over things, in javascript? I'm absolutely happy to help you there, too, but I think it's good to try a few things first on your own first just to see how far you can get. Do you have any examples of ways you've gone about it so far? ... Thank you for the informative reply. I started with some tutorials on Codeacademy/FreeCodeCamp, but many advised to just start building stuff.

The json() method of the Response interface takes a Response stream and reads it to completion. It returns a promise which resolves with the result of parsing the body text as JSON.

Answer (1 of 3): I would begin by familiarizing yourself with a fairly easy API that is good to practice with called JSONPlaceholder. Then I would also study asynchronous programming with a focus on Promises. Promise objects come with an aptly named `.then()` method. It allows us to say, “I hav...

FakeJSON - Web API to quickly generate fake data for your application. JSON to CSV - A free, in-browser JSON to CSV converter. CSV to JSON - Easy, privacy-friendly and offline-first online csv to json converter · json2csharp - Generate c# classes from a json string or url. JSON Utils - Site for generating C#, VB.Net, and Javascript ...