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Developer Utilities

JSON formatters, regex testers, encoders, hash generators and other utilities for everyday coding.

Base64 Decode
Decode Base64 to text.
Base64 Encode
Encode text to Base64.
CSS Formatter
Format and indent CSS rules.
CSS Minifier
Minify CSS for production.
CSV to JSON
Convert CSV data into JSON.
Cron Expression Parser
Explain cron expressions in plain English.
HTML Decode
Decode HTML entities into text.
HTML Encode
Encode HTML entities in text.
HTML Formatter
Format and indent raw HTML.
HTML Minifier
Minify HTML to reduce file size.
HTML to Markdown
Convert HTML to Markdown.
Hash Generator
Generate MD5/SHA hashes from text.
Hex to RGB
Convert hex colors to RGB.
JSON Formatter
Format and pretty-print JSON.
JSON Minifier
Minify JSON to its smallest form.
JSON String Escaper
Escape strings for safe JSON inclusion.
JSON String Unescaper
Unescape JSON-encoded strings.
JSON Validator
Validate JSON syntax and structure.
JSON to CSV
Convert JSON arrays into CSV.
JSON to YAML
Convert JSON into YAML format.
JWT Decoder
Decode JSON Web Tokens (header & payload).
JavaScript Formatter
Format and indent JavaScript.
JavaScript Minifier
Minify JavaScript code.
Lorem Ipsum Generator
Generate placeholder paragraphs.
Markdown to HTML
Convert Markdown to HTML.
My IP Address
Show your public IP address.
NanoID Generator
Generate short URL-safe NanoIDs.
RGB to Hex
Convert RGB values to hex.
Regex Cheatsheet
Common regex patterns reference.
Regex Tester
Test JavaScript regular expressions live.
SQL Formatter
Format and indent SQL queries.
SQL Minifier
Strip SQL whitespace and comments.
Text Diff Checker
Compare two pieces of text and see differences.
ULID Generator
Generate sortable ULIDs.
URL Decode
Decode percent-encoded URLs.
URL Encode
Percent-encode strings for URLs.
UUID Generator
Generate v4 UUIDs instantly.
Unix Timestamp Converter
Convert between Unix timestamps and dates.
User Agent Parser
Parse browser info from a UA string.
XML Formatter
Pretty-print XML.
XML to JSON
Convert XML into JSON.
YAML to JSON
Convert YAML into JSON format.