In addition to a design system it is important to have a set of design principles to ensure consistency.

UI Faces aggregates various free avatar placeholder sources that you can use in your design mockups by copy—paste, API, plugins for Sketch, Adobe XD and Figma.

Brandmark creates a unique logo, color scheme and website template in seconds. It uses deep learning to understand your stylistic intentions, creating a unique brand every time.

Bootstrap Logos is a stock logo store for builders, makers, and people with big dreams but small budgets. When purchasing a logo you will receive PNG, AI, EPS, and PDF files. Update the colors in Illustrator, sketch, or any other vector design software. Logos are $10. These logos are non-exclusive (stock).

Icontellyou is a library of pixel perfect icons designed to be adaptable in different projects of design. You will find a bundle of 2500++ premium icons that have been carefully handcrafted by our talented designers to meet your needs of icon design. Get 25% discount with this coupon for limited time: TELLME25

Pixelify is new way to share and download graphic design assets. Pixelify allows content creators to upload their own freebies. Whenever. Wherever. Creators also have full control over their assets and portfolio. On top of just downloading assets, users can leave reviews, ask questions, follow creators and create collections.

Checklist Design is a collection of best UI and UX practices to provide a complete, honest and rewarding experience for your users. Take in the knowledge of not just what to put in your solution, but how and why it should be there.