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JSON Formatter
Format, validate, and minify JSON.
Markdown Preview
Live preview Markdown as rendered HTML.
HTML Preview
Render and preview HTML in real time.
Base64
Encode and decode Base64 strings.
URL Encode / Decode
Percent-encode and decode URLs.
Timestamp Converter
Convert Unix epoch timestamps to readable dates.
Word Counter
Count words, characters, lines, and reading time.
Regex Tester
Test and debug regular expressions.
JWT Decoder
Decode and inspect JWT tokens.
UUID Generator
Generate v4 UUIDs instantly.
Text Diff
Compare two texts and highlight differences.
Hash Generator
Generate MD5, SHA-1, SHA-256, SHA-512 hashes.
Color Converter
Convert between HEX, RGB, HSL, and HSV colors.
Lorem Ipsum
Generate lorem ipsum placeholder text.
Token Estimator
Estimate GPT / Claude token count for any text.
Mermaid Preview
Render Mermaid diagrams from text.
HTML Formatter
Beautify and minify HTML.
Case Converter
Convert text between camelCase, snake_case, kebab-case.
JSON ↔ YAML
Convert between JSON and YAML formats.
HTML Entities
Encode and decode HTML entities.
Image → Base64
Convert images to Base64 data URIs.
JSON ↔ CSV
Convert between JSON arrays and CSV.
SQL Formatter
Beautify and format SQL queries.
YAML Formatter
Validate and format YAML.
HTTP Status Codes
Quick reference for all HTTP status codes.
Number Base
Convert between decimal, hex, binary, and octal.
cURL → Fetch
Convert cURL commands to JavaScript fetch().
JSON Schema Generator
Generate a JSON Schema from a JSON example.
Cron Parser
Parse and explain cron expressions in plain English.
.env Parser
Parse .env files into a clean key-value table.
JSON → XML
Convert JSON to XML format.
JSON ↔ TSV
Convert between JSON arrays and tab-separated values.
XML Formatter
Format, minify, and validate XML.
XML → JSON
Convert XML to JSON format.
XML → CSV
Convert XML to CSV (comma-separated values).
XML → YAML
Convert XML to YAML format.
CSS Formatter
Beautify and minify CSS stylesheets.
YAML → XML
Convert YAML to XML format.
YAML → CSV
Convert YAML to CSV (comma-separated values).
JSON Compare
Compare two JSON objects and highlight differences.
JSON Sorter
Sort JSON object keys alphabetically.
JSON Escape
Escape and unescape JSON string values.
XML Escape
Escape and unescape XML special characters.