Operating system utilities for macOS

OnyX is the main application. The Maintenance, Deeper, and CalHash applications are parts of OnyX.
Thus, if you use OnyX, the Maintenance, Deeper, and CalHash applications are redundant!

All of the applications are signed and notarized by Apple.

OnyX

OnyX is a multifunction utility for macOS that you can use to verify the startup disk and the structure of its system files, to run tasks of cleaning and computer maintenance, to configure some hidden parameters of many Apple applications, and more.

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Maintenance

Maintenance is a utility for macOS that you can use to perform miscellaneous tasks of maintenance and cleaning.

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Deeper

Deeper is a personalization utility for macOS that you can use to enable and disable the hidden functions.

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CalHash

CalHash is a utility for macOS that you can use to calculate and compare the checksum for a file.

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Access Menu

Access Menu is a customizable utility for macOS that you can use to quickly access the startup disk's folders from the menu bar.

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Read the software license agreement carefully before using the applications.