Justice Blade Tools

Learn and experiment with CSS Flexbox

Generate meta tags for SEO and social media

Convert colors between RGB, HEX, and HSL formats

Preview and generate CSS border-radius values

Generate CSS box shadows with a visual editor

Check key codes and key events for keyboard keys

Create beautiful CSS gradients with a visual editor

Generate UUIDs (Universally Unique Identifiers)

Encode and decode text using Base64 encoding

Decode and inspect JWT tokens (header/payload)

Encode and decode URLs and query parameters

Generate QR codes from text, URLs, or other data

Hash passwords using bcrypt algorithm

Generate strong, random passwords

Generate MD5, SHA-1, and SHA-256 hashes from text

Convert images to Base64 encoded strings

Compress images to reduce file size

Convert images to WebP format

Generate organic SVG blob shapes

Resize images for social media platforms

Convert JSON data to CSV format

Convert text between different cases (lower/upper/title/camel/snake/kebab)

Convert Markdown to HTML

Generate SEO-friendly slugs from text

Test and debug regular expressions

Encode and decode HTML entities

Count words, characters, sentences, and paragraphs in your text

Compare two text strings and highlight the differences

Format and validate XML data

Generate placeholder text for your projects

Convert YAML files to JSON format

Validate and format JSON data with syntax highlighting

Reference for HTTP status codes

Parse and analyze user agent strings

Reference for MIME types

Generate random port numbers

Convert images to ICO format for favicons

Convert between Unix timestamps and human-readable dates

Convert between Roman numerals and numbers

Convert between different units of measurement

Generate random numbers within a range

Calculate percentages and percentage changes

Generate random names for people, places, and things

Calculate aspect ratios and resize dimensions

Generate and parse cron expressions

Convert between temperature units

Convert between different number bases