Ed25519.com

A fast, private, multi-page toolkit for Ed25519 digital signatures — generate keypairs, sign messages, and verify signatures entirely in the browser.

• Stack: Astro 6, TypeScript, Tailwind CSS v4, @noble/ed25519 v3 (async WebCrypto).
• Hosting: Cloudflare Pages (static).
• Privacy: all cryptography runs client-side; keys never leave your device.

Develop

pnpm install
pnpm dev      # dev server
pnpm test     # unit tests (src/lib)
pnpm check    # astro + type check
pnpm build    # production build → dist/

See docs/DEPLOY.md for deployment.