Free & Open Tools
Tiny tools.
Big results.
A curated directory of fast, focused micro-tools for developers and marketers. No sign-up. No tracking.
For Marketers
Build links, optimize content, ship campaigns.
AI Marketing Prompt Generator
Generate detailed, model-specific marketing prompts for ChatGPT, Claude, Gemini & more.
🪝Viral Hook Generator
Generate 10 scroll-stopping headline hooks from proven copywriting formulas.
🔗UTM Link Builder Pro
Build campaign-tagged URLs with auto-encoding and local history.
🏷️Meta Tag Generator
Generate perfect Open Graph and Twitter Card meta tags.
📐Aspect Ratio Calculator
Calculate and convert aspect ratios for any screen or canvas.
✨Social Text Formatter
Format text with bold, italic, and Unicode styles for social posts.
For Developers
Encode, format, convert, and generate in the browser.
AI System Prompt Builder
Build structured system prompts with role, rules, and output format in one click.
⏰Cron Job Generator
Build cron expressions visually and get a human-readable schedule translation.
{ }JSON Formatter
Beautify, minify, and validate JSON with instant feedback.
🔐Base64 Encoder
Encode and decode Base64 strings and files in the browser.
📝Markdown to HTML
Convert Markdown to clean, semantic HTML in real time.
🎨CSS Gradient Generator
Design beautiful CSS gradients with a live visual editor.