WhatPulse: Track and Analyze your Activity and Productivity
ManicTime - Automatic time tracking software
https://github.com/suurjaak/InputScope
telppa/KMCounter: Use heatmap to show mouse and keyboard usage. 使用热力图显示鼠标与键盘使用情况的工具。
jerbob/tapmap: Command line keyboard heatmap generator. 挺有意思
Keyboard Heatmap | Realtime heatmap visualization of text character distribution 类似上面的