Skip to content
Free public beta until December 4, 2026: every course is open, no card needed. After that, the first chapter of each course stays free and full access is a one-time $39 ($19 for up to 100 founding members chosen for helpful feedback). Your progress is kept. How the beta works

nibble

Four bits, half a byte, one hex digit.

A nibble is four bits, with sixteen possible values, exactly one hexadecimal digit. A byte splits into a high nibble and a low nibble.

Read the full section →