Many blog plugins cater for one need or another, some for images and thumbnails, some for lightbox effects, others combine the two things. Still other plugins deal with optin forms typically with templates for Awber, GetResponse etc., and others for video (some of these are very good considering the range of video formats and hosting that is covered).
But in all cases that we have seen these are very limited in customization possibilities by the user, and in any case they are inherently...