Developer Tools

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JSON Formatter

Format and beautify minified JSON with proper indentation.

JSON Validator

Validate JSON and pinpoint syntax errors instantly.

JSON Minifier

Strip whitespace from JSON to shrink payload size.

JSON to CSV Converter

Convert a JSON array of objects into CSV format.

CSV to JSON Converter

Convert CSV data with headers into a JSON array.

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Base64 Encoder

Encode any text to Base64 (Unicode-safe).

Base64 Decoder

Decode Base64 strings back to readable text.

HTML Encoder

Escape HTML special characters into safe entities.

HTML Decoder

Convert HTML entities back to readable characters.

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MD5 Hash Generator

Generate the MD5 hash of any text.

SHA1 Hash Generator

Generate the SHA-1 hash of any text.

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SHA256 Hash Generator

Generate the SHA-256 hash of any text.

SHA512 Hash Generator

Generate the SHA-512 hash of any text.

CRC32 Checksum Generator

Calculate the CRC32 checksum of any text.

Bcrypt Hash Generator

Generate a secure bcrypt hash for passwords.

Whirlpool Hash Generator

Generate the Whirlpool hash of any text.

PHP Serializer

Convert JSON into PHP serialized format.

HTML Entities Converter

Convert all applicable characters to HTML entities (server-grade).

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UUID Generator

Generate random version-4 UUIDs.

JWT Decoder

Decode a JWT and inspect its header and payload (no verification).

Text to Hex Converter

Convert text into hexadecimal byte values.

Hex to Text Converter

Convert hexadecimal byte values back to text.

ROT13 Encoder

Apply the classic ROT13 letter substitution cipher.

Caesar Cipher

Encrypt or decrypt text with a Caesar shift cipher.

HTML Minifier

Minify HTML by removing comments and extra whitespace.

CSS Minifier

Minify CSS to reduce stylesheet size.

JavaScript Minifier

Light-minify JavaScript by stripping comments and whitespace.

SQL Formatter

Format SQL queries with keywords on new lines.

Unix Timestamp Converter

Convert Unix timestamps to dates and back.

Color Converter

Convert colors between HEX, RGB and HSL.

Regex Tester

Test regular expressions against sample text and see matches.

Markdown Previewer

Convert Markdown to HTML and preview the output.

IP Address Lookup

Validate and analyze IPv4 addresses.

Credit Card Validator

Check card numbers with the Luhn algorithm and detect the card type.

Htaccess Redirect Generator

Generate 301 redirect rules for .htaccess.

Cron Expression Explainer

Translate a cron expression into plain English so you know when it runs.

Query String Parser

Break a URL or query string into readable key/value parameters.

Number Base Converter

Convert numbers between binary, octal, decimal and hexadecimal.

CSS Beautifier

Format and indent minified or messy CSS into clean, readable style rules.

HTML Formatter

Indent and format messy or minified HTML into a clean, readable structure.

XML Formatter

Pretty-print and indent XML so it's easy to read and debug.

JSON String Escaper

Escape text into a safe JSON string — quotes, newlines and special characters handled.

JSON String Unescaper

Decode an escaped JSON string back into readable text with real line breaks.