You can access the JSON Formatter & Validator programmatically from your own applications by using the Apify API. You can also choose the language preference from below. To use the Apify API, you’ll need an Apify account and your API token, found in Integrations settings in Apify Console.

Python

JavaScript

CLI

OpenAPI

HTTP

MCP

1import { ApifyClient } from 'apify-client';
2
3// Initialize the ApifyClient with your Apify API token
4// Replace the '<YOUR_API_TOKEN>' with your token
5const client = new ApifyClient({
6    token: '<YOUR_API_TOKEN>',
7});
8
9// Prepare Actor input
10const input = {};
11
12// Run the Actor and wait for it to finish
13const run = await client.actor("anaselgamed/json-formatter").call(input);
14
15// Fetch and print Actor results from the run's dataset (if any)
16console.log('Results from dataset');
17console.log(`💾 Check your data here: https://console.apify.com/storage/datasets/${run.defaultDatasetId}`);
18const { items } = await client.dataset(run.defaultDatasetId).listItems();
19items.forEach((item) => {
20    console.dir(item);
21});
22
23// 📚 Want to learn more 📖? Go to → https://docs.apify.com/api/client/js/docs

JSON Formatter & Validator — Developer Tool API in JavaScript

The Apify API client for JavaScript is the official library that allows you to use JSON Formatter & Validator API in JavaScript or TypeScript, providing convenience functions and automatic retries on errors.

Install the apify-client

$npm install apify-client

Other API clients include:

JSON Formatter & Validator API in Python

JSON Formatter & Validator API through CLI

JSON Formatter & Validator OpenAPI definition

JSON Formatter & Validator API

JSON Formatter

moving_beacon-owner1/json-formatter

A powerful JSON Formatter tool to beautify, minify, validate, analyze, query, and convert JSON data into CSV with ease. Supports URL input, key sorting, and structured data extraction.

Jamshaid Arif

JSON Validator & Schema Checker

aetheragent/json-validator-formatter

Validate, format, and analyze JSON data. Check JSON syntax, validate against a JSON schema, count objects/arrays, identify data types, find duplicate keys, and pretty-print minified JSON. Essential for developers, API integration testing, and data quality assurance.

Grant Mitchell

Json Validator API

vivid_astronaut/json-validator

Fabio Suizu

Phone Number Validator & Formatter

jurassic_jove/phone-number-validator

Validate, classify and format phone numbers in bulk from Apify datasets, CSV files and inline JSON. Offline validation (E.164, line type, country) — no scraping, no carrier APIs.

Data Runner

Structured Data Scraper & Validator

taroyamada/structured-data-validator

Crawl websites to extract JSON-LD and Microdata, validate schema markup syntax, and flag missing fields across massive URL lists.

naoki anzai

JSON Validator & Formatter — Bulk Parse, Pretty-Print, Stats

knotless_cadence/json-validator-formatter

26 runs / 1 paying user this week. Bulk JSON QA — paste strings or URLs. Output: isValid, formatted, minified, error, errorPosition, stats. ETL validation / API contract testing. Trustpilot 963r + 32-actor portfolio (2190 lifetime). spinov001@gmail.com · blog.spinov.online · t.me/scraping_ai

Alex

YAML Validator & Converter

automation-lab/yaml-validator

Validate YAML, JSON, and TOML syntax. Convert between formats. Detect errors with exact line numbers. Bulk-process documents or URLs. Zero proxy, 95%+ margin.