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Format, validate, and beautify JSON instantly.

Compress JSON by removing whitespace.

Convert a JSON array into CSV.

Convert CSV rows into a JSON array.

Convert YAML into JSON.

Encode and decode Base64 text (UTF-8 safe).

Encode and decode URL components.

Decode a JWT header and payload.

Generate random v4 UUIDs.

Generate SHA hashes from text.

Convert between Unix time and dates.

Build and read cron schedules.

Strip HTML tags to plain text.

Encode text to HTML entities.

Decode HTML entities to text.

Convert Markdown into HTML.

Convert HTML into Markdown.

Convert text to/from Unicode escapes.

Validate JSON and locate errors.

Explore JSON as a collapsible tree.

Compare two JSON documents.

Convert JSON into XML.

Convert XML into JSON.

Convert JSON into YAML.

Generate TypeScript interfaces from JSON.

Build CSS gradients with a live preview.

Design CSS box-shadow visually.

Generate CSS border-radius visually.

Minify CSS to reduce file size.

Format and indent CSS.

Format and indent JavaScript.

Format and indent HTML.

Format and indent SQL queries.

Minify SQL into one line.

Preview HTML live as you type.

Generate JSON Schema from sample JSON.

Escape or unescape JSON strings.

Format and indent XML.

Minify XML to reduce size.

Format and validate YAML.

Generate many UUIDs at once.

Generate HMAC keyed hashes.

Test regex and highlight matches.

Minify JavaScript to reduce size.

Minify HTML to reduce size.

Convert dates ↔ Unix timestamps.

Compare two code snippets.