Listography - Create your lists, preserve your story, and stay inspired.
Freeplane - Freeplane is a powerful and free software for building mind maps.
List Challenges - Earn points for your life experiences. Find lists that interest you, and mark off what you've done.
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.
Bucketlist.org - Log and catalog all the stuff you want to accomplish before you expire.
vym - VYM (View Your Mind) is a tool to generate and manipulate maps which show your thoughts.