WhatAMark is a great app to watermark multiple photos in one go. You can add logo or text with a customizable transparency level, background for text and rectangle, different fonts, sizes, colors, positions and use other parameters.
18 free flat stock icons for Windows applications toolbars. The style is pure, flat and simplistic making them suitable for applications in the style of Office 2013. Icons are provided in 8 sizes to comply with DPI-aware application interfaces.