diff --git a/services.mdwn b/services.mdwn
index 82a6eb3bc7ac71ab3f86c860dd189be7b2e7d14e..792130fbb8f7fdd6beb5a2b98376c5cb70070c14 100644
--- a/services.mdwn
+++ b/services.mdwn
@@ -162,6 +162,7 @@ Access
 Office
 ------
 
+* [OpenPaaS - An open source Entreprise Social Platform](http://open-paas.org/).
 * [ONLYOFFICE](http://onlyoffice.org/).
 * [WebODF](http://www.webodf.org/).
 * [eXo](http://www.exoplatform.com/).