lets you instantly set up secure conversations. It's an open source encrypted, private alternative to WEB chat systems. Messages are encrypted inside your own browser using AES-256. Encrypted data is securely wiped after one hour of inactivity. Runs as a Tor hidden service.
a tool by the Electronic Frontier Foundation that tests your browser "fingerprint" to see how unique it is based on the information it will share with sites it visits.
online, in-browser tools for schematic capture and circuit simulation. These tools allow students, hobbyists, and professional engineers to design and analyze analog and digital systems before ever building a prototype. Online schematic capture lets hobbyists easily share and discuss their designs, while online circuit simulation allows for quick design iteration and accelerated learning about electronics.