Download of logKext 2.4 for Mac was available from the developer's website when we last checked. We cannot confirm if there is a free download of this app available.
Please check the Mac app with an antivirus before launch as it is downloaded from the developer's website, and we cannot ensure that it is safe. The program is categorized as Security Tools. The actual developer of this free software for Mac is SlEePlEs5.
From the developer:
LogKext is an open source keylogger for Mac OS X, a product of FSB software. LogKextClient is an interactive client that allows you to change preference values that will change the behavior of your keylogger. Control and usage of logKext is through logKextClient. LogKextClient runs through the Mac OS X Terminal.
You may want to check out more Mac applications, such as Key Holder or PasswordVault Lite, which might be related to logKext.