Manually adding a Component to MODx Revolution

Make a new folder in core/components/ for the new component

Go to Namespaces and Create New – point the path to the new folder

Now go to Actions and Create an Action on the new namespace with these settings

controller = access
Load Headers checked

On the Top Menu add a menu under Components add a Lexicon Key, a description and an Action that points to the already created Action

Clear Cache
Flush Permissions

Now just develop the required code in the php file.