The Gamut wireframe kit contains tons of symbol components and layout blocks which can be used to make any customized site design in minutes. From the splash page to the dashboard, cut your wiring time in half. All of the components are easily editable and interchangeable. Based on the standard 12 column (1200px width) Bootstrap 4 system it’s the perfect start to any project. A high-quality solution that actually saves you time.
https://creativemarket.com/loudoundesignco/998180-GAMUT-Wireframe-Builder-for-Sketch