Xmind for thinking and especially for drawing root cause diagrams/fishbone diagrams. Graphviz for diagrams of ideas. Evernote for notes. A home made Pomodor

Xmind for thinking and especially for drawing root cause diagrams/fishbone diagrams. Graphviz for diagrams of ideas. Evernote for notes. A home made Pomodoro timer to practice to Pomodoro technique.