PhantomJS 1.9.8 and CasperJS 1.1-beta3 on CentOS

$ lsb_release -a
LSB Version:    :base-4.0-amd64:base-4.0-noarch:core-4.0-amd64:core-4.0-noarch:graphics-4.0-amd64:graphics-4.0-noarch:printing-4.0-amd64:printing-4.0-noarch
Distributor ID: CentOS
Description:    CentOS release 6.7 (Final)
Release:        6.7
Codename:       Final

$ sudo yum -y install gcc gcc-c++ make flex bison gperf ruby \
  openssl-devel freetype-devel fontconfig-devel libicu-devel sqlite-devel \
  libpng-devel libjpeg-devel

$ git clone git://github.com/ariya/phantomjs.git

$ cd ./phantomjs

$ git checkout 1.9

$ ./build.sh

$ sudo cp ./bin/phantomjs /usr/local/bin/.

$ cd

$ phantomjs
phantomjs> Ctrl+C

$ git clone https://github.com/n1k0/casperjs.git

$ cd ./casperjs

$ git checkout 1.1-beta3

$ cd ..

$ sudo mv casperjs/ /opt/casperjs

$ sudo ln -s /opt/casperjs/bin/casperjs  /usr/local/bin/

$ casperjs
CasperJS version 1.1.0-beta3 at /opt/casperjs, using phantomjs version 1.9.8
Usage: casperjs [options] script.[js|coffee] [script argument [script argument ...]]
       casperjs [options] test [test path [test path ...]]
       casperjs [options] selftest
       casperjs [options] __selfcommandtest

Options:

--verbose   Prints log messages to the console
--log-level Sets logging level
--help      Prints this help
--version   Prints out CasperJS version
--engine=name Use the given engine. Current supported engine: phantomjs and slimerjs

Read the docs http://docs.casperjs.org/


References:
1. http://phantomjs.org/build.html