Description: quickMockup is a free online tool for easily creating mockups, wireframes, and prototypes. It has a simple drag-and-drop interface to design responsive web and mobile app layouts. Key features include pre-designed interface elements, reusable components, collaboration tools, and export options.
Type: software
Description: SumatraPDF is a free and open-source PDF, eBook, XPS, DjVu, CHM, Comic Book (CBZ and CBR) reader for Windows. It is lightweight, customizable, and supports many advanced PDF features.
Type: software
Pricing: Open Source