Notepad. Or any other code editor. I wrote a book on extreme minimalist information management[1]. Notepad and git (along with the appropriate text tools, which might just be some shell programming) work just fine, as long as you know how to tag and organize stuff. Even without the stuff I wrote about, what do you really need to know? 1) What work is there? 2) How much of it is done? 3) Who's doing what? 4) How are t…
You seem to have missed the blatant self-promotion opportunity here. Link?
For anyone interested. I also have a free white paper specifically about PM information management. Ping me.