JSON Parser
JSON Parser
By
Parse and validate JSON to spot syntax errors fast and view clean, structured output for debugging and data checks.
PRODUCT HUNT#1 Product of the Week
Extract Structured Data from Any SiteUse Thunderbit to automate web scraping and extract structured fields from pages, subpages, PDFs, docs, and images. Export results to Sheets, Airtable, or Notion in a few clicks.
Install fromChrome Web Store
Extract Structured Data from Any Site
Thunderbit helps you scrape data from websites while you browse, using AI to detect fields and extract structured information from pages, subpages, PDFs, docs, and images. Use it to summarize, categorize, and format the extracted data into clean tables for review.
Export your results to Google Sheets, Airtable, or Notion, or download as CSV or JSON. Choose cloud scraping for speed or browser scraping for logged-in pages, and keep workflows moving with scheduled scraping.
How to Parse JSON Using Thunderbit
STEP 1Download and InstallDownload and install the Thunderbit Chrome Extension from the Thunderbit Chrome Extension Download Page. Once installed, log in or create a free account to get started.
STEP 2Open ExtensionOpen Chrome and navigate to the Thunderbit tool page for JSON Parser. Open the Thunderbit Chrome Extension, select the "JSON Parser" tool, then go to the "Paste JSON" tab. Paste your JSON string into the "json_input" field (for example: {"name":"Alice","age":25,"isStudent":false}).
STEP 3Click the Parse JSON ButtonClick the "Parse JSON" button. Thunderbit will validate the input and return either a formatted, indented JSON output (2-space indentation) or an error message that includes the error summary, the line and column location, and a hint to fix the issue. Copy the formatted JSON or the error details for use in your workflow.
Learn how to parse and validate JSON input
Validate JSON syntax
Check whether a pasted JSON string is valid standard JSON, including objects, arrays, numbers, strings, booleans, and null. This helps developers, analysts, and ops teams catch missing commas, mismatched braces, or invalid quotes before data moves into APIs, configs, or automation steps. When JSON is invalid, the tool surfaces a clear error so you can fix issues without manual debugging.
Format JSON into readable structure
Convert valid JSON into a clean, indented view with consistent 2-space formatting while preserving the original key order. This makes large payloads easier to scan, compare, and review during troubleshooting, code reviews, or data QA. It’s useful for anyone working with webhooks, API responses, product feeds, or configuration files who needs a reliable way to inspect nested fields.
Troubleshoot API payloads and webhooks
Use the parser to verify request bodies and webhook samples before sending them to endpoints or automation tools. If the JSON fails validation, you get a short error plus a line and column location to pinpoint the problem quickly. If it passes, the prettified output is ready to copy into documentation, bug reports, Postman, or internal runbooks for consistent team communication.
Clean up configs and data exports
Validate and reformat JSON used in app settings, feature flags, tracking schemas, or exported datasets. The formatted output reduces review time when sharing configs across teams, and it helps prevent production issues caused by malformed JSON. This is especially helpful when JSON is assembled from multiple sources, edited by hand, or pasted from logs where spacing and readability are poor.
Discover More Free Tools
AI Sales Email Generator
Create personalized sales emails in seconds with the free AI Sales Email Generator. Perfect for sales teams and entrepreneurs. Try it now and boost your outreach with Thunderbit’s suite of AI tools.
Image to Excel Converter
Convert images of tables, receipts, or lists into structured JSON arrays for easy export to Excel. Save time on manual data entry and ensure accuracy.
Amazon Review Exporter
Extract detailed Amazon product reviews by pasting a product URL. Instantly collect reviewer info, ratings, and more in a structured table for easy analysis.
Product Details Scraper
Scrape product details from eCommerce sites like Amazon, Walmart, Shein, Lazada, and Zalando. Collect name, brand, price, images, ratings, and reviews in structured format for quick analysis or export.
Phone Number Extractor
Quickly scan webpages, files, or text to find phone numbers. Get a clean, exportable list in seconds—ideal for building contact lists or verifying data.
Amazon Products Scraper
Extract product details from Amazon by pasting product URLs. Get titles, prices, ratings, and more in a structured table for quick export and review.
Find More Tools Now
What users say about Thunderbit
Taryn W.Growth Strategist@Thunderbit changed how I run competitor research. I click 'AI Suggest Fields,' and it builds a clean table across paginated results—no coding, no CSS. Huge time-saver when analyzing product data from long-tail marketplaces.
Miles T.Sales Development ConsultantI use Thunderbit to grab emails and phone numbers from directories. It extracts clean contact info in one click, and exporting to Sheets or Notion takes seconds. No extra setup, no coding—just usable data ready to work with.
Rhea C.E-commerce AnalystThunderbit helps me monitor SKU data across multiple pages. I scrape the listings, then use Subpage Scraping to pull full product specs, pricing, reviews, and stock. The AI organizes everything into columns I define.
Cassian B.Real Estate AdvisorThunderbit's Scheduled Scraper makes real estate tracking easier. I describe the interval in plain English, and it automatically pulls updated listings, prices, and links without touching the setup again. Simple and very practical.
Dorian B.Content & SEO SpecialistI use Thunderbit's Field AI Prompts to clean and tag scraped blog content. It extracts titles, authors, and even suggests categories. Works great across dynamic sites and subpages—perfect for building structured SEO datasets.
Lina K.Marketplace Operations LeadWe track SKUs from niche stores using Thunderbit. Cloud Scraping handles 50 pages at a time, and for login-required sites, we switch to browser mode. It’s fast, flexible, and doesn’t need ongoing maintenance or manual edits.
Jorge F.Inbound Sales ManagerThunderbit’s AI Autofill is a lifesaver. After scraping contact info, I use it to fill lead forms directly in my browser. I just select the tab, and it fills everything using the scraped row. No manual input needed.
Alina D.Freelance ResearcherI rely on Thunderbit for extracting data from PDFs, image-based sites, and infinite scroll pages. It handles messy formats with AI and delivers ready-to-export tables I can send to Google Sheets or Airtable in seconds.
Taryn W.Growth Strategist@Thunderbit changed how I run competitor research. I click 'AI Suggest Fields,' and it builds a clean table across paginated results—no coding, no CSS. Huge time-saver when analyzing product data from long-tail marketplaces.
Miles T.Sales Development ConsultantI use Thunderbit to grab emails and phone numbers from directories. It extracts clean contact info in one click, and exporting to Sheets or Notion takes seconds. No extra setup, no coding—just usable data ready to work with.
Rhea C.E-commerce AnalystThunderbit helps me monitor SKU data across multiple pages. I scrape the listings, then use Subpage Scraping to pull full product specs, pricing, reviews, and stock. The AI organizes everything into columns I define.
Cassian B.Real Estate AdvisorThunderbit's Scheduled Scraper makes real estate tracking easier. I describe the interval in plain English, and it automatically pulls updated listings, prices, and links without touching the setup again. Simple and very practical.
Dorian B.Content & SEO SpecialistI use Thunderbit's Field AI Prompts to clean and tag scraped blog content. It extracts titles, authors, and even suggests categories. Works great across dynamic sites and subpages—perfect for building structured SEO datasets.
Lina K.Marketplace Operations LeadWe track SKUs from niche stores using Thunderbit. Cloud Scraping handles 50 pages at a time, and for login-required sites, we switch to browser mode. It’s fast, flexible, and doesn’t need ongoing maintenance or manual edits.
Jorge F.Inbound Sales ManagerThunderbit’s AI Autofill is a lifesaver. After scraping contact info, I use it to fill lead forms directly in my browser. I just select the tab, and it fills everything using the scraped row. No manual input needed.
Alina D.Freelance ResearcherI rely on Thunderbit for extracting data from PDFs, image-based sites, and infinite scroll pages. It handles messy formats with AI and delivers ready-to-export tables I can send to Google Sheets or Airtable in seconds.
Frequently Asked Questions
Extract Data using AI
Easily transfer data to Google Sheets, Airtable, or Notion
PRODUCT HUNT#1 Product of the Week