Awesome OCaml

A curated list of awesome OCaml tools, frameworks, libraries and articles.
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(Inspired by awesome-python. Discover more awesomeness.)

Tools

OPAM – A flexible Git-friendly package manager with multiple compiler support.
utop – Universal toplevel for OCaml with support of multiline edition, history, real-time and context sensitive completion, colors, and more.
Oasis - A tool to integrate a configure, build and install system in your OCaml project. It helps to create standard entry points in your build system and allows external tools to analyse your project easily.
Assemblage – A collection of tools to manage the configuration of OCaml projects.
obuild – Simple package build system for ocaml.
Cmdliner – Declarative definition of command line interfaces for OCaml.

Frameworks:
- Opium – Sinatra like web toolkit for OCaml.
- Eliom – Eliom is a framework for programming web sites and client/server web applications. It uses very new concepts making programming very different from all other web programming tools, and allowing to write a complex web site in very few lines of code.
- Ohm – Ohm is a web framework for the OCaml language.
Tools:
- COW – Caml on the Web (COW) is a set of parsers and syntax extensions to let you manipulate HTML, CSS, XML, JSON and Markdown directly from OCaml code.
- js_of_ocaml – Js_of_ocaml is a compiler of OCaml bytecode to Javascript. It makes it possible to run Ocaml programs in a Web browser.
Open Source Projecs:
- Cumulus – Hacker news like website with the OCaml framework Ocsigen

Mongo.ml – An OCaml driver for Mongodb
Macaque - Macaque is a library for safe and flexible database queries using comprehensions.
PG'OCaml - PG'OCaml provides an interface to PostgreSQL databases for OCaml applications.

Real World OCaml by Y. Minsky, A. Madhavapeddy and J. Hickey - Functional programming for the masses.
Unix System Programming in OCaml by X. Leroy and D. Rémy – Introduction to Unix system programming, with an emphasis on communications between processes.
OCaml from the Very Beginning by J. Whitington - OCaml from the Very Beginning will appeal both to new programmers, and experienced programmers eager to explore functional languages such as OCaml.