Developer Tools
Format JSON, encode/decode Base64 and URLs, test regex, convert timestamps, and inspect diffs.
JSON Formatter
Clean up unformatted JSON payloads with 2-space, 4-space, or tab indentation and instant syntax highlighting.
JSON Validator
Check JSON compliance against RFC standards with line-by-line error messages and structure verification.
JSON Minifier
Remove whitespace, indentation, and newlines from JSON data to minimize payload bandwidth.
Base64 Encoder
Encode text strings, API tokens, and credentials into standard RFC 4648 Base64 representation.
Base64 Decoder
Decode Base64 encoded strings back to human-readable plaintext with automatic padding correction.
URL Encoder
Percent-encode reserved characters and symbols in query strings, URIs, and URL parameters.
URL Decoder
Convert percent-encoded URI strings (%20, %2F, %3F, etc.) back into standard readable text.
UUID Generator
Generate version 4 UUIDs (Universally Unique Identifiers) instantly with custom hyphens, uppercase, and bulk batching.
Regex Tester
Interactive regular expression testing workbench with flag toggles (g, i, m, s), capture group breakdown, and match highlighting.
Timestamp Converter
Convert Unix timestamps in seconds or milliseconds to human-readable UTC and local date formats, and convert dates to timestamps.
HTML Formatter
Beautify messy HTML markup with consistent tag indentation, attribute alignment, and clean structure.
CSS Formatter
Format unorganized CSS rules, selectors, and declarations into readable, well-spaced stylesheets.
JavaScript Formatter
Beautify raw JavaScript code blocks with clean brackets, indentation, and semicolon structuring.
SQL Formatter
Transform complex SQL queries into cleanly indented statements with capitalized keywords (SELECT, FROM, WHERE, JOIN).
Color Converter
Interactive color picker and converter. Instantly copy HEX, RGB, RGBA, HSL, HSLA, HSV, and CMYK values.
Markdown Previewer
Interactive side-by-side Markdown editor and live HTML renderer with clean formatting and HTML export.
Diff Checker
Side-by-side and line-by-line diff comparison tool showing additions, deletions, and modifications clearly.