Download Lastest Version
Download SPEC 0.2
$ git clone https://github.com/spec-project/SPEC-0.2.git
Download OCaml
For Ubuntu
$ apt-get install ocaml
For Mac OS
1. Install Homebrew
$ ruby -e "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/master/install)"
2. Use Homebew to install OCaml
$ brew install ocaml
Source: ocaml.org