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UUID Generator
Generate random version 4 UUIDs in bulk and copy or download them.
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Format, inspect, encode, and debug code.
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JSON Formatter & Validator
Pretty-print, minify and validate JSON with clear error details.
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Base64 Encoder & Decoder
Encode text to Base64 and decode it back, safely in your browser.
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URL Encoder & Decoder
Percent-encode and decode URLs and query strings safely.
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JSON Minifier
Strip whitespace from JSON to get the smallest valid payload.
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XML Formatter
Pretty-print, validate and minify XML documents locally.
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HTML Formatter
Indent messy HTML into clean, readable markup.
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HTML Minifier
Shrink HTML by removing comments and extra whitespace.
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CSS Formatter
Format stylesheets with consistent indentation and spacing.
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CSS Minifier
Minify CSS by removing comments, spaces and last semicolons.
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JavaScript Formatter
Re-indent JavaScript so blocks and statements are readable.
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SQL Formatter
Break long SQL queries onto readable, indented lines.
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Regex Tester
Test regular expressions live with matches, groups and replace.
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JWT Decoder
Decode a JWT header and payload and read its expiry locally.
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URL Parser
Break any URL into protocol, host, path, query and hash.
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Query String Parser
Turn a query string into a readable table or JSON, and back.
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Unix Timestamp Converter
Convert Unix timestamps to dates and back, in UTC or local time.
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Hash Generator
Generate SHA-1, SHA-256, SHA-384 and SHA-512 hashes in the browser.
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HTML Entity Encoder & Decoder
Escape and unescape HTML entities safely in your browser.
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Cron Expression Generator
Build and explain cron schedules with a guided editor.
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