The most commonly used platform to find new start up projects is through social media channels and these includes, Twitter, medium, Linkedin, Telegram, and crypto news platforms like, cointelegragh. Binance Lab etc. You can also get new start up projects launched on the forums Announcement threads.
In addition, to find a genuine projects, you are required to do a thorough research before investing, and also investing on new projects, some times need getting details of the project team members.