What are some compatible tank mates with bettas?

i have 2 bettas in seperate bowls and they will be going in seperate 20 gallon tanks. i have 4 platy in one and 2 platy and 6 lemon tetra in the other. will they get along with all of these fish and can you please list some fish that will get along with them. im also open to dwarf frogs and shrimp!