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macOS command-line utility to limit max battery charge
BCLM is a wrapper to read and write battery charge level max (BCLM)/CHWA values to the System Management Controller (SMC) on Mac computers. It supports both Intel and Apple silicon. This project was inspired by several battery management solutions, including Apple's own battery health management. The purpose of limiting the battery's maximum charge is to prolong battery health and to prevent damage to the battery. Various sources show that the optimal charge range for the operation of lithium-ion batteries is between 40% and 80%, commonly referred to as the 40-80 rule [1][2][3]. ...