THe OSG Seminar Manager PRO Pakage comes with the component OSG Seminar Manager and a lot of extensions. Manage your events, dates, trainers and bookings. On your own website, you can offer a catalogue of your seminars. Your customers can book an existing seminar or register at a prospect list. You can use it without the additional plugins and modules.
You can get the OSG Seminar Manager here and use the OSG Seminar Manager at every Joomla 3.x website (without any licence costs).
On this website we offer a demo of the component and you can see see how you can offer your events with the OSG Seminar Manager.