Invision - Prototyping and collaboration for design teams
Online Video Templates by Pixiko - Discover stunning free video templates, pick and edit
Mockuuups Studio - Fast and easy way to create product mockups on macOS, Windows and Linux.
SocialSizes - Sketch templates for sharing images & videos on social media
Craftwork - A collection of User Interface resources made by Craftwork
Instagram Story Templates by Kapwing - Create simple, beautiful Instagram Stories from templates