Developer Tools
Developer utilities for formatting, minifying, decoding, converting, testing, generating, and cleaning code or data.
20 developer tools
Each page includes a focused input form, result text, copy button, structured FAQ, and related tool links. Choose a tool below and enter your own values.
Base64 Encoder Decoder
Encode and decode Base64 text.
CSS Minifier
Minify CSS by removing comments, extra spaces, and line breaks for compact snippets.
Cron Expression Helper
Explain common 5-part cron expressions and preview minute, hour, day, month, and weekday fields.
HEX to RGB Converter
Convert HEX colors to RGB.
HTML Encoder Decoder
Encode and decode HTML entities.
HTML Minifier
Minify HTML by removing comments and extra spacing while keeping tags intact.
Hash Generator
Generate simple SHA-256 hashes in browser.
JSON Formatter
Format and validate JSON in your browser.
JSON to CSV Converter
Convert an array of JSON objects into CSV headers and rows for spreadsheets and exports.
JWT Decoder
Decode JSON Web Token header and payload locally for debugging without validating the signature.
JavaScript Minifier
Minify simple JavaScript by removing comments and extra whitespace for compact snippets.
Lorem Ipsum Generator
Generate placeholder text.
Markdown to HTML Converter
Convert common Markdown headings, links, bold text, lists, and paragraphs into simple HTML.
Password Generator
Generate strong random passwords.
Regex Tester
Test regular expressions against text.
SQL Formatter
Format basic SQL keywords onto readable lines for SELECT, FROM, WHERE, GROUP BY, ORDER BY, and JOIN clauses.
URL Encoder Decoder
Encode and decode URL strings.
URL Slug Generator
Turn a title or phrase into a clean lowercase URL slug for posts, tools, products, or docs.
UUID Generator
Generate random UUID values.
YAML Key Value Converter
Convert simple YAML-style key value lines into a JSON object for configs and notes.