All tools

JSON Formatter and Validator

Format, minify, and validate JSON directly in your browser.

JSON Diff

Compare two JSON values and list additions, removals, and changes by path.

JSON Schema Generator

Infer a draft 2020-12 JSON Schema from representative sample data.

JSONPath Query

Read a value with common dot and bracket JSONPath syntax.

JSON Flatten

Flatten nested JSON into clear path-value pairs.

JSON to SQL INSERT

Generate simple SQL INSERT statements from JSON records.

JSON Mock Data Generator

Create safe mock JSON from a real sample structure.

JSON to YAML Converter

Convert valid JSON into readable YAML for configuration and documentation.

JSON to CSV Converter

Convert an array of JSON objects into a spreadsheet-friendly CSV table.

JSON to TypeScript

Generate TypeScript interfaces from a representative JSON object.

JSON to XML Converter

Convert JSON objects and arrays into escaped, indented XML.

JSON to TOON Converter

Convert structured JSON into compact TOON text for data-heavy prompts and review.

Text & encoding

Encode, decode, count, and clean text.

URL Encoder and Decoder

Encode and decode URL components safely in the browser.

Base64 Encoder and Decoder

Encode and decode Unicode text with standard Base64.

Text Statistics

Count characters, words, lines, and UTF-8 bytes as you type.

List Deduplicator

Remove duplicate lines while preserving the first-seen order.

Developer

Small utilities for debugging and delivery.

Hash Generator

Generate SHA-1, SHA-256, SHA-384, and SHA-512 text digests.

Public IP Checker

Check your public exit IP and ipinfo.io location details.

UUID v4 Generator

Generate one or many RFC 4122 version 4 UUID values.

JWT Decoder

Inspect the header and payload of a JSON Web Token locally.

Timestamp Converter

Convert Unix seconds, milliseconds, ISO strings, and local date-time.