Validation

Never a bad idea to consult with hunters, there are lots of brilliant business minds here :) However, if your target audience isn't here, then it may be tough to validate the idea

Not at all, take advantage of the topics that are focused on sharing products or asking for feedback. Can even create your own topic specifically asking for feedback on your product- I see that here often.

When building a startup and launching a product, the most important risk-prevention measure is product validation – ensuring there is actual demand in the market before the development and launch. A lack of validation is the reason for nine out of ten startup failures. myPennMedicine Login Page

just leave your project link, happy to try it

Quite the opposite. Good idea I'd say

You are right about the validation, you should use tool like checkmyidea-IA.com to validate the potential of your idea.