Justice Blade Tools

Create beautiful CSS gradients with a visual editor

Generate meta tags for SEO and social media

Learn and experiment with CSS Flexbox

Generate CSS box shadows with a visual editor

Preview and generate CSS border-radius values

Check key codes and key events for keyboard keys

Convert colors between RGB, HEX, and HSL formats

Reference for MIME types

Parse and analyze user agent strings

Reference for HTTP status codes

Decode and inspect JWT tokens (header/payload)

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

Encode and decode text using Base64 encoding

Generate UUIDs (Universally Unique Identifiers)

Generate QR codes from text, URLs, or other data

Generate strong, random passwords

Encode and decode URLs and query parameters

Hash passwords using bcrypt algorithm

Convert between Unix timestamps and human-readable dates

Calculate percentages and percentage changes

Convert between temperature units

Convert between Roman numerals and numbers

Generate random numbers within a range

Convert between different number bases

Convert images to ICO format for favicons

Generate random names for people, places, and things

Convert between different units of measurement

Calculate aspect ratios and resize dimensions

Generate and parse cron expressions

Convert images to WebP format

Resize images for social media platforms

Compress images to reduce file size

Generate organic SVG blob shapes

Convert images to Base64 encoded strings

Generate random port numbers

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

Compare two text strings and highlight the differences

Convert YAML files to JSON format

Validate and format JSON data with syntax highlighting

Test and debug regular expressions

Convert Markdown to HTML

Generate SEO-friendly slugs from text

Convert JSON data to CSV format

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

Generate placeholder text for your projects

Format and validate XML data

Encode and decode HTML entities