Freeplane - Freeplane is a powerful and free software for building mind maps.
Atomize - The most advanced Design System for Sketch
SuperNotecard - Introducing SuperNotecard. SuperNotecard is an online writing tool that features virtual notecards to help arrange facts or scenes, track details, organize paragraphs, and clarify your composition process.
Sketch Confetti - Generate gorgeous confetti patterns in 1 click.
vym - VYM (View Your Mind) is a tool to generate and manipulate maps which show your thoughts.
Sketch Repo - Collection of resources for anyone who uses Sketch