Description
With this plugin you’ll be able to export your themes in a .zip file and then install with that .zip file the same theme in other servers using the « upload » feature of wordpress.
Usage
After installing the plugin, you need to go to the « Export » subsection in the « Appearence » menu. Just select the theme you want and then click in the « Export » button. You will get a .zip file to download. Once you have the .zip file in your computer, you can install the theme going to Appearence/Themes/Install Themes/Upload in your wordpress administration pannel, and then select your .zip file and click on « Install now ».
Captures d’écran
« Export » option in the apparience menu. 
Wp-clone-template running. 
Just another screenshot.
Installation
Just paste this folder to the wp-content/plugins folder in your server and then activate it from the backend. You will found a new item in the « Appearence » menu called « Export ».
Besides, you can also use the WordPress repository from the dashboard to install it.
Avis
Contributeurs & développeurs
« Export Themes » est un logiciel libre. Les personnes suivantes ont contribué à cette extension.
Contributeurs
Traduisez « Export Themes » dans votre langue.
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Historique des changements
[29-11-2011] 1.5
* Permisson problems fixed.
* Warnings added.
* Directory structure changed.
[04-09-2014] 2.0
* Security bug fixed
* Old zip files are automatically deleted
* Better session management
* 100% WP 4.0 Compatible
[22-09-2018] 2.1
* Warning fixed
* Language functions added
[22-09-2018] 2.1
* Typo fixed