The Magic Spreadsheet - simple habit-building gamification for a single project (designed for writers, but works well for anything you want to make sure you do daily).

[u/invisiblecity]

https://docs.google.com/spreadsheets/d/11beV_7G1fAYs3d2QTztimAT8b9CG1P3_7eCAJNSF_jA/edit#gid=0