Community-maintained principles reviewed before publication and retrieved as Agent design constraints.
Marketplace Browse Pattern turns a frequent interface judgment into an executable constraint before generation.
Marketplace pages need to support discovery, comparison, trust judgment, and install or purchase action.84%Interaction Responsive Motioncards / panelsCards represent objects, panels represent tools or context; they need different density and affordance.
Clickable objects must be recognizable, while informational containers should not masquerade as buttons.82%Visual Foundationscontainer / boundaryContainers express objects and regions; they should not become the default decoration.
Borders, surface colors, and shadows all communicate hierarchy; too many containers fragment the page.82%Visual Foundationsmodules / rhythmRepeated modules reduce cognitive cost but need hierarchy and rhythm to avoid monotony.
Same structures suit same tasks; variation should come from content priority rather than random styling.82%