The Android Lollipop UI kit created with Sketch app. It contains 45 useful elements. Created by Jerry Cao.
Tethr UI kit for iOS is now available for free! It’s got over 250 of the most common UI elements to make prototyping that much faster.
Tethr – Free UI kit for iOS
CompassCons is a free icon set created with Sketch app including 300 icons for your web projects. Designed and released by Danny Saltaren.
CompassCons – 300 free Sketch icons
A small set of 30 line icons created with Sketch app. Freebie released on Sketch App Sources.
Minimal line icon set for Sketch
Teracy is a wireframe kit for Sketch app created to help speed up your wireframing process. Created and released by hoatle.
Teracy wireframe kit for Sketch
A nice little set of vector-based health related icons for Adobe Illustrator CS and Sketch 3.1+. Freebie released by Creativedash.
25 health icons – AI + Sketch
The Geekies icon set includes 20 free sports icons created with vector shapes and provided as AI, PSD, Sketch, SVG and PNG.
Geekies icon set
The Sporties icon set includes 20 free sports icons created with vector shapes and provided as AI, PSD, Sketch, SVG and PNG.
Sporties icon set
More than 100 simple line icons and provided in many different formats (PSD, Sketch, SVG, PNG and ESP). Freebie created by Mirko Monti.
100+ simple line icons – PSD + Sketch + SVG
Jellycons is a free pack of pixel-perfect iOS8 app icons created with Apple Sketch by LoveUI.co.
Jellycons – 30 Sketch iOS8 icons
A vector iPhone 6 mockup made with Sketch. Freebie created and released by Aubrey.