key

A command-line utility (written in Python) which manages key / value data and persists it in JSON format.

MediaWiki key extension.

Выделение кнопки клавиатуры, либо кнопки функционального окна приложения.

This program is intended to replace the use of passwords with a physical USB "key". This can be any USB storage device. This does not eliminate the computer's password, but instead uses an encrypted form of the password to unlock the computer.

Atmel AVR peripheral device driver C library