Toolbox

Cmd/Ctrl+K opens the palette · Cmd/Ctrl+V opens what you paste.

Storage0 documentsSyncbetween your devices

Diagrams

🗄️ ERD Entities, attributes and relations. 🧜 Mermaid Mermaid diagrams — flowcharts, sequences and more from text.

Data

{} JSON editor JSON formatting, minification and validation.

Images

▦ Barcode Read and make QR codes and barcodes — camera, image or text. 🎨 Palette Colour ramps from a recipe — OKLCH, contrast checked, exportable. 🖨️ Print preview See a print file at its real physical size and check the resolution is enough. ⌕ Scan Text out of a screenshot or a photo — OCR in the browser, with tables.

Text

🔤 Base64 Base64 and base64url — text, files, data URIs and raw bytes. 📝 Markdown Write markdown with the rendering beside it. 🔗 URL Take an address apart — where it really goes, and what it carries.

Crypto

🎫 JWT Read a token, watch it expire, check its signature — offline. 🔑 Secrets Passwords, passphrases and keys — made here, saved nowhere.

Time

🕒 When Times across places at one moment.

Network

📤 Drop Hand files to someone while both pages are open. 🤝 Pass Hand a short text to someone — one link, one opening. 📷 Peek Put a phone where you cannot look, watch it here, keep the photos.