Text & Data
Formatting, validation, parsing, and inspection tools for text, JSON, XML, YAML, and code.
Text & Data
JSON Formatter & Validator
Beautify, minify, and validate JSON with instant error locations.
Text & Data
JSONPath Tester
Query JSON data with JSONPath expressions locally in your browser.
Text & Data
JSON Schema Validator
Validate JSON data against a JSON Schema locally in your browser.
Text & Data
Line Filter
Keep or remove matching lines from text locally in your browser.
Text & Data
Markdown Table Generator
Turn CSV-style rows into a Markdown table locally in your browser.
Text & Data
JSON Diff Checker
Compare two JSON documents and inspect changed paths locally.
Text & Data
Email & URL Extractor
Extract unique email addresses and URLs from text locally.
Text & Data
HTML Formatter & Minifier
Format and minify HTML locally in your browser.
Text & Data
CSS Formatter & Minifier
Format and minify CSS locally in your browser.
Text & Data
JavaScript Formatter & Minifier
Format and minify JavaScript locally in your browser.
Text & Data
YAML Formatter & Validator
Validate, format, and convert YAML documents entirely in your browser.
Text & Data
XML Formatter & Validator
Validate XML syntax and pretty-print XML without uploading it.
Text & Data
URL Parser & Query Editor
Inspect URL components and query parameters locally in your browser.
Text & Data
JWT Decoder
Decode JSON Web Token headers and payloads locally without verification.
Text & Data
Regex Tester
Test JavaScript regular expressions against sample text with live match highlighting.
Text & Data
Text Diff Checker
Compare two blocks of text and see line-by-line differences.
Text & Data
Markdown Previewer
Write Markdown on the left, see the rendered HTML on the right.
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Case Converter
Convert text between camelCase, snake_case, kebab-case, PascalCase and more.
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Word & Character Counter
Count words, characters, sentences, and estimated reading time.
Text & Data
Text Cleaner & Line Tools
Sort, deduplicate, normalize, and replace text locally in your browser.
Text & Data
HTML to Text Converter
Extract readable plain text from HTML locally in your browser.
Text & Data
Slug Generator
Turn titles and text into clean URL slugs locally.
Text & Data
JSON Escape / Unescape
Escape text for embedding in JSON, or unescape a JSON string literal back to raw text.
Text & Data
JSON Key Sorter
Recursively sort JSON object keys alphabetically for cleaner, diff-friendly output.
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JSON to TypeScript
Generate TypeScript interfaces from a JSON document.
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JSON Flatten / Unflatten
Flatten nested JSON into dot-notation keys, or rebuild nested JSON from flat keys.
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JSON Key Renamer
Rename JSON object keys everywhere they appear, at any nesting depth.
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JSON to Markdown Table
Convert an array of JSON objects into a Markdown table.
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JSON to HTML Table
Convert an array of JSON objects into an HTML table.
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JSON to SQL
Generate SQL INSERT statements from an array of JSON objects.
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JSON Mock Data Generator
Generate an array of fake JSON records from a small schema.
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SQL Formatter
Format and beautify SQL queries for readability.
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HTML Entity Encoder / Decoder
Encode text to HTML entities, or decode HTML entities back to text.
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Line Numberer
Add sequential line numbers to text with configurable starting values and separators.