I use evernote to take "notes" and WIP stuff(this makes it searchable). Then I have trello boards with higher level planning. To stay out of the weeds I roughly

I use evernote to take "notes" and WIP stuff(this makes it searchable). Then I have trello boards with higher level planning. To stay out of the weeds I roughly use GTD/khanban/agile that I have made work for me. It took quite a while to get my system dialed in but once it clicked I easily got 40% more productive because of the gained focus on what I "SHOULD" be working on.