Here is a quick way to install cakePHP in xampp using composer
Download cakePHP 3.0
Log in to the shell of xampp
Change directory to htdocs
# cd htdocs
Install composer to your xampp
# php -r "readfile('https://getcomposer.org/installer');" | php
This will install composer.phar in your htdocs folder
nstall cakePHP
# php composer.phar create-project --prefer-dist cakephp/app cake
If you see an error such as "Warning: require(C:\xampp\htdocs\cake\vendor\autoload.php): failed to open stream: No such file or directory".
Download a copy of cakephp at git: https://github.com/cakephp/app
Add the contents of the vendor directory into C:\xampp\htdocs\cake\vendor\
You might also see and error: Fatal error: You must enable the intl extension to use CakePHP. in C:\xampp\htdocs\cake\config\bootstrap.php on line 38
To fix this, open you php.ini file and change ;extension=php_intl.dll to extension=php_intl.dll
You may experience an error: Could not load configuration file: C:\xampp\htdocs\cake\config\app.php
Go to C:\xampp\htdocs\cake\config\app.default.php and change to app.php
Using Jpgraph with Cakephp: http://www.huntsvillepr.com/posts/installing-cakephp-30-on-xampp-using-composer-930.html