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The PHP SDK for OpenStack clouds

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OpenStack users are recommended to use, which is the latest supported version of the SDK for OpenStack.

Latest Stable Version Travis CI Total Downloads

PHP SDK for OpenStack/Rackspace APIs. Our official documentation is now available on For SDKs in different languages, see

The PHP SDK should work with most OpenStack-based cloud deployments, though it specifically targets the Rackspace public cloud. In general, whenever a Rackspace deployment is substantially different than a pure OpenStack one, a separate Rackspace subclass is provided so that you can still use the SDK with a pure OpenStack instance (for example, see the

class (for OpenStack) and the


  • PHP >=5.4
  • cURL extension for PHP

Note: Since PHP 5.3 has reached end of life and is no longer officially supported, we are moving to 5.4 as a minimum requirement. If upgrading is not an option and you still need a stable version of the SDK for 5.3, please follow this guide.


You must install this library through Composer:

# Install Composer
curl -sS | php

Require php-opencloud as a dependency

php composer.phar require rackspace/php-opencloud

Once you have installed the library, you will need to load Composer's autoloader (which registers all the required namespaces). To do this, place the following line of PHP code at the top of your application's PHP files:

require 'vendor/autoload.php';

Note: this assumes your application's PHP files are located in the same folder as

. If your files are located elsewhere, please supply the path to
in the
statement above.

And you're ready to go!

You can also check out the Getting Started guide for a quick tutorial.

Alternatively, if you would like to fork or clone the repository into a directory (to work and submit pull requests), you will need to execute:

php composer.phar install

Instead of the

command. You can also specify the
option if you do not want to install phpDocumentor (which has lots of vendor folders).

Support and Feedback

Your feedback is appreciated! If you have specific problems or bugs with this SDK, please file an issue on Github. We also have a mailing list, so feel free to join to keep up to date with all the latest changes and announcements to the library.

For general feedback and support requests, contact us at

You can also find assistance via IRC on #rackspace at


If you'd like to contribute to the project, or require help running the unit/acceptance tests, please view the contributing guidelines.

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