Developer tools that
respect your time.

Format, minify, and validate JSON with a Monaco editor.

Format and validate XML documents.

Beautify SQL queries with consistent indentation.

Convert JSON to TypeScript interfaces and types. Nested objects, arrays, optional fields.

Validate JSON, find errors with line numbers, and analyze structure in real-time.

Convert JSON arrays to CSV format. Custom delimiters, download as .csv file.

Convert between YAML and JSON instantly. Supports Kubernetes, Docker Compose, GitHub Actions.

Minify CSS for production or beautify for readability. Shows size savings and stats.

Convert HTML to clean Markdown. Headings, links, images, tables, code blocks.

Compare two JSON documents key by key.

Convert CSV data to a JSON array of objects.

Convert between .env, JSON, and YAML formats.

Encode and decode Base64 strings instantly.

Encode special characters for URLs or decode them back.

Encode and decode HTML entity characters.

Decode a JWT's header and payload, and verify HMAC signatures.

Convert Unix epoch timestamps to and from human-readable dates.

Convert between binary, octal, decimal, and hexadecimal. BigInt support.

Interactive Linux permission calculator. Octal ↔ symbolic, common presets, chmod commands.

Convert between text and binary, hex, octal, decimal. ASCII reference table included.

Encode images to Base64 data URIs. Decode Base64 back to images. HTML & CSS snippets.

Build and sign a JWT from a header and payload.

Look up the meaning of an HTTP status code.

Parse a User-Agent string into browser, OS, and device details.

Generate v4 UUIDs in bulk.

Generate placeholder text, paragraphs, or words.

Generate strong, random passwords.

Generate MD5, SHA-1, SHA-256, and SHA-512 hashes of text or a file.

Create QR codes for text, URLs, email, WiFi, phone. Custom colors. Download PNG/SVG.

Convert SVG to high-quality PNG. Custom scale (1x-4x), transparent background.

Build, parse, and explain cron schedules. See next execution times. Crontab guru alternative.

Generate fake JSON or CSV data from a field schema.

Build a curl command from method, headers, and body — or paste one to break it apart.

Generate Nanoid or ULID identifiers in bulk.

Build a Markdown table from rows and columns.

Convert between HEX, RGB, and HSL color formats.

Design and preview CSS gradients.

Full Tailwind CSS palette with live component previews. Pick, preview, copy.

Compare two texts side by side.

Convert text between case styles.

Test a regular expression against sample text with live match highlighting.

Count words, characters, and sentences. Reading time and word frequency analysis.

Write and preview Markdown in real-time. GFM, tables, code blocks. Export to HTML.

Convert text into a URL-safe slug.