6Castles Labs

6Castles Labs

We build extensions that solve problems.
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ProtoLeaks runs silently in the background, sealing WebRTC leaks, spoofing your geolocation, and blocking canvas fingerprinting — so your browser stops broadcasting who you are. Your online activity stays yours. • Block WebRTC leaks that expose your real IP — even behind a VPN • Override your browser's Geolocation API to appear anywhere in the world • Prevent canvas-based tracking and browser fingerprinting • Lightweight, zero-config protection that works the moment you install it
ProtoLeaks Privacy Protection
ProtoLeaks Privacy ProtectionSet it. Forget it. Stay invisible.
Stay ahead of the blockchain space with CryptoWires — a browser extension that aggregates and delivers real-time cryptocurrency industry news, market signals, and breaking developments directly in your browser. Unlock Real-Time Crypto Insights Across 10+ New Sources & Major Coins – Now with Licensing Security, LinkedIn Sharing, and Seamless Multi-Browser Support!
CryptoWires
CryptoWiresCrypto news, wired to your browser.
Persons is a sleek, privacy-first contacts manager that brings the elegance of dot-matrix design to your browser. Unlike bloated contact apps that require unnecessary permissions and cloud sync, Persons runs entirely locally in your browser, giving you full control over your data. With biometric authentication, smooth animations, and a clean interface inspired by nothing.tech's aesthetic, Persons is the contacts manager for those who value both design and privacy.
persons - contacts manager
persons - contacts managerYour contacts, beautifully organized. Privacy-focused.