JSON Formatter & Validator
Enter your JSON - Accepts friendly JSON, Allows you to copy specific objects
Developer tools that just work.
Fast, private, browser-only utilities for everyday dev tasks. No sign-up. No server calls. Ever.
Your data never leaves your browser.
All processing happens locally - no servers, no telemetry, no sign-up required.
Explore the Directory
Every tool, organized and ready.
JSON
Other
Markdown
Essential Developer Toolkit
Every tool at a glance - pick what you need and start working immediately.
JSON Formatter
Prettify and validate any JSON payload instantly.
Open toolJSON Compare
Diff two JSON objects and highlight differences.
Open toolJSON to YAML
Convert JSON to clean, readable YAML.
Open toolYAML to JSON
Parse YAML and output well-formed JSON.
Open toolJSON to Types
Auto-generate TypeScript type definitions from JSON.
Open toolJSON to Interface
Generate TypeScript interfaces from JSON structures.
Open toolJSON to TOON
Convert JSON to the TOON format - optimised for LLMs.
Open toolTOON to JSON
Decode TOON format back into standard JSON.
Open toolJSON to XML
Transform JSON data into structured XML markup.
Open toolXML to JSON
Parse XML and output clean JSON.
Open toolXML to TOON
Convert XML documents to TOON format.
Open toolTOON to XML
Output TOON data as valid XML.
Open toolJSON to CSV / Excel
Export JSON arrays to CSV or Excel format.
Open toolJSON to Stringified
Stringify JSON into an escaped string literal.
Open toolParse Stringified JSON
Parse escaped JSON strings back to readable JSON.
Open toolTransform JSON
Apply rules to mutate and reshape JSON data.
Open toolJSON Agent
Automate JSON operations with agent-driven logic.
Open toolJSON Rule Engine
Run conditional rules against JSON payloads.
Open toolMock Data Generator
Generate realistic mock JSON datasets instantly.
Open toolSVG to PNG
Render SVG files to high-quality PNG images.
Open toolSVG Resize
Scale SVG viewBox to any custom dimensions.
Open toolSVG to Favicon
Generate browser-ready favicons from your SVG.
Open toolSVG Editor
Edit, preview, and refine SVG code in real-time.
Open toolReadme Editor
Write beautiful READMEs with live Markdown preview.
Open toolHTML/CSS Formatter
Beautify or minify HTML and CSS in one click.
Open toolSQL Formatter
Format and beautify SQL queries across dialects.
Open toolColor Converter
Convert between HEX, RGB, HSL and more.
Open toolText Compare
Side-by-side diff viewer for any plain text.
Open toolUUID Generator
Generate cryptographically strong UUIDs instantly.
Open toolCron Explainer
Translate cron expressions into plain English.
Open toolRegex Tester
Test and debug regular expressions live.
Open toolcURL Converter
Convert cURL commands to code in any language.
Open toolBase64 Encode
Encode any text or data to Base64.
Open toolBase64 Decode
Decode Base64 strings back to plain text.
Open toolURL Encode
Percent-encode special characters for safe URLs.
Open toolURL Decode
Decode percent-encoded URL strings.
Open toolJWT Decode
Inspect JWT header, payload, and signature.
Open toolJWT Debugger
Verify, decode, and re-sign JWT tokens locally.
Open toolPayload Encoder
Encode and format raw HTTP payloads.
Open toolGraphQL Parser
Extract and format GraphQL queries from raw payloads.
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