emacs-async
Simple library for asynchronous processing in Emacs
async.el is a module for doing asynchronous processing in Emacs. Some async applications are provided as well with this package. You can install emacs-async package from MELPA using package.el. You can also install from sources, in this case you should install using make and make install to ensure emacs-async is installed in a standard load-path destination where other packages can find it easily when compiling.