Profilable is a platform to help solo entrepreneurs, freelancers, and autonomous professionals create a really good website, skipping the learning curve of complex drag-n-drop tools, and the technical decisions related to infrastructure, SEO, user interface, etc.
Petx is a medical report management software created to transform a one-hour-long process into a twenty-minute one. It has management tools to help veterinarians analyze x-ray and ultra-sound images and write the medical report without leaving the platform or copying and pasting boilerplate info.
Traz Felicidade (which can be translated from Portuguese to something like "Bringing Happiness") is a startup that makes it easier and more meaningful for people to receive cash as wedding and birthday gifts – it's only available in Brazil for now.
Estilinga is a platform where bootstrapped entrepreneurs, product designers, and developers can launch their side projects and independent startups to receive feedback, upvotes and find their first users. It's the only platform of its kind in Brazil (as far as I know).