HTML to Markdown
HTML to Markdown converter: full HTML or reader-mode article extraction to Markdown.
File Type Detection
Identify file types using AI-powered detection. Works entirely in your browser with support for text and binary files.
Tailwind CSS Mask Generator
Interactive tool to generate and visualize Tailwind CSS mask-image styles. Explore linear, radial, and conic gradients with full control over composition, size, position, and clipping.
Viewport Debugger
Comprehensive tool for debugging viewport dimensions, visual viewport API, safe areas, and testing mobile keyboard behavior
CSS Text Properties Playground
Interactive playground to experiment with all CSS text properties together. Test how overflow, text-overflow, white-space, word-break, line-clamp, text-box-trim, and margin-block interact.
Flexbox Playground
Interactive Flexbox playground to visualize and experiment with flexbox properties in real-time.
Common Prefix Regex Optimizer
Generate optimized regex patterns from strings by consolidating common prefixes.
Base Encoding & Decoding Tool
Encode and decode text using Base64, Base64 URL-safe, Base32, Base58, or custom alphabets.
Color Contrast Checker
Check color contrast ratios for accessibility compliance — APCA (WCAG 3) and WCAG 2.x testing with visual heatmaps.
HTTP Status Code Reference
Complete HTTP status code reference with descriptions and use cases. Searchable database of 1xx, 2xx, 3xx, 4xx, and 5xx status codes.
Password Generator
Generate cryptographically secure random passwords or positive affirmation passphrases.
UUID Generator
UUIDs (Universally Unique Identifiers) v1-v7 with bulk generation.
Color Converter
Convert any color format (Hex, RGB, HSL, OKLCH, Oklab, Lab, P3) to modern CSS Color 4/5. Bulk conversion and gamut mapping.
HTML & URL Encoding Reference
Reference for HTML entities and URL encoding.
ASCII Reference
ASCII character encoding reference.