In the presence of a good package manager; standard libraries are an obsolete concept.
Core-style (labels, exceptionless) pure-OCaml super-light library providing basic modules: List, Option, Int. and Float.
This library is an extremely minimalistic library to
val (|>)(for compatibility with older versions of OCaml),
- A more complete
Listmodule (a subset of Base's one),
and that's all, no dependencies, no C, nothing you don't use.