DevToolbox

P2P file transfer using WebRTC, end-to-end encrypted

1-to-N file sharing via WebRTC, generate QR to let multiple clients download

Parse User Agent strings for browser, OS, and device info

Generate a unique fingerprint based on browser features to understand privacy exposure

Query DNS records (A, AAAA, CNAME, MX, TXT, NS, etc.) for any domain

Test network latency and compare multiple nodes

P2P video call using WebRTC, end-to-end encrypted, no server mediation

Privacy-focused free temporary email service. Protect privacy and prevent spam.