Read and generate QR codes for products, URLs, vCards, phone numbers, calendar events, and more with this fun and useful app.

Morse code is used in telecommunication; it is a method of transmitting and receiving coded information. Each character (letter or numeral) is coded/represented by a unique sequence of dots and dashes ...

Here is underworld code #4 for the Wired Underworld issue’s Ring of Dishonor. The codes are all secret languages used by people living below the law in various periods in history. Further codes ...