Here are some links to libraries for evidence-based and validated medical apps.
National Center for Biotechnology Information guides
Genetic Testing Resources
Genome Browsers and Tools for Exploring Genetic Variants
MedlinePlus Genetics/Birth Defects - Links to authoritative resources for laypeople
Baby’s First Test - Newborn screening information
Does It Run in the Family? - Family health history tool from Genetic Alliance
Genetics Home Reference - Consumer-friendly information about the effects of genetic variations on human health
March of Dimes - Prenatal care, healthy pregnancy, birth defects
MotherToBaby Fact Sheets - Answers frequently asked questions about exposures during pregnancy and breastfeeding