Building a macOS menu bar system monitor without root, private APIs, or a background mess

Most Mac monitoring apps make a trade: deeper system visibility in exchange for root helpers, private APIs, or enough overhead that the monitor itself starts feeling like part of the problem. I wanted the opposite. I built Better Resource Monitor , a small macOS menu bar app that shows CPU, memory, GPU, and network usage while staying sandboxed, lightweight, and Mac App Store-friendly . That sounds like a small positioning detail, but it shaped nearly every technical decision behind the app. The