Ideas Grab - A list of +3400 ideas that you can get for your projects.
Really Good UX - A library of screenshots for UX inspiration
Micro SaaS Idea - Newsletter for anyone looking for profitable micro saas ideas
Usability.gov - Resource for user experience (UX) best practices & guides
IdeasAI - OpenAI-powered startup idea generator
UX Check - Easy heuristic evaluations on your website (chrome ext.)