New Google Labs experiment: Mixboard, "an AI-powered concepting board that helps you explore, expand, and refine your ideas". Use cases are myriad:

• World-building for a story/game
• Planning photo shoot
• Moodboard for a fashion collection
• Redecorating a space
• Landscaping planning
• Event planning
• Product ideation
• Branding design
• Ad campaign visualizing
• Practically any creative visual project you can think of!