https://blendermarket.com/products/rantools

A Random assortment of Hard Surface tools, Rendering tools, Light tools, Modifier tools,Texture Baking tools, and so much more! RanTools is your one-stop-shop for tools: bundled with a tool for every need, be it creation, detailing, presentation or rendering. With an unparalleled grid-based boolean and draw system, a single-click solution to Boolean cleanup, modifier presets, tools to add wires and simulate them with one click, and backup tools to help you manage object backup versions like a pro, working will never be this easier and efficient.