A tool and hardware accessory having base securable to the top cap of a ladder at clamps which are designed to provide universal mounting to most ladder caps. A tray is pivotally mounted to the accessory base at hinge sections and when deployed extends forwardly and slightly upwardly to accommodate weighty items, such as paint cans, without being depressed below a generally horizontal position. The tray has compartments for hardware items and may include removable organizer containers for small parts. A magnetic element, such as a flexible magnetic pad, may be provided to retain small parts.