Support Hero - Educate your customers through self-help support
Product Market Fit Toolkit - Measure your product-market fit using data you already have
Wappalyzer - Wappalyzer is a technology profilers and leads data provider. Create lists of websites and contacts that use certain technologies.
Viable Fit - Measure and improve your product market fit
DataBasic - Easy-to-use web tools for beginners
FaqFox - Find the questions your target audience is talking about