Whimsical Wireframes - Lightning fast wireframing with real-time collaboration.
Figma - Team-based interface design, Figma lets you collaborate on designs in real time.
Balsamiq Cloud - Fast, approachable, collaborative wireframing
Adobe XD - Adobe XD is an all-in-one UX/UI solution for designing websites, mobile apps and more.
Flow - Stop managing projects from your inbox.
UXpin - Design is really about solving problems. UXPin is the UX Design Platform that gets that right.