I mostly degoogled about 6 years ago. Focus on what you use the most, and would least like them to take away and find 1 acceptable alternative. Move that. Repea

I mostly degoogled about 6 years ago. Focus on what you use the most, and would least like them to take away and find 1 acceptable alternative. Move that. Repeat. Eventually you will be forced to accept either some losses(getting everything out of google docs), a long chore, or some google use.