Ramda is great for teams who are stepping into the functional programming in JS world and want to dip their toes in the water. Once you've gotten comfortable with writing code in a functional style, consider checking out these projects, as well, to take it to the next level.
Each of these projects below include some amount of algebraic data types (ADTs) for safety and expressiveness.
It should also be said that there are numerous great projects out there, so please open an issue if you'd like to see others listed below.
It's goal is to provide refuge from unsafe JS. Check out its section on Ramda to read about the differences.
Crocks, like Sanctuary, has a bit of overlap with Ramda's functions, but it goes much deeper than Ramda by providing a variety of ADTs and functions for working with them.
It is worth checking out at least for its
Folktale, like Sanctuary and Crocks, includes some ADTs and other useful functions for working with a functional programming style in JS.