The Creative Marketer - Techniques & tools for copywriters, marketers, and creatives
Validated ideas - List of 5,000 poorly executed but popular apps
Zero to Marketing - Short case studies that help you get better at marketing
IdeasAI - OpenAI-powered startup idea generator
SwipeWell - The only tool dedicated to helping you save, organize, and reference marketing examples (so you never feel stumped).
The 25 Days of Ideas - Free resources for coming up with startup ideas