README.md

@@ -23,6 +23,8 @@ With this tool you can publish all the images and the necessary templates to act
 * Packer >= 1.6.0
 * virt-sparsify (optional)
 * Ruby
+
+### For OpenNebula you will need : 
 * These ruby gems:
   * opennebula
   * opennebula-cli
@@ -35,6 +37,15 @@ With this tool you can publish all the images and the necessary templates to act
   * create/manage services templates
   * create/manage network templates
 
+### For Local qemu buidls you will need:
+  * qemu-kvm
+
+### For Local Virtualbox builds you will need:
+  * virtualbox
+
+### For Local VMWare Workstation builds you will need:
+  * vmware-workstation (with a valid licence, 30 trial is fine)
+
 ## How to use the "build" tool ?
 
 First you need to create the "publisher" "tools/one-templates" configuration.