Links to other resource sites:
A rich online resource for tantric texts in sanskrit and some in translation
The Universal Shaiva Fellowship (USF) publishes and distributes the teachings of Kashmir Shaivism from a library of lectures given over a period of more than twenty years by the realized master Swami Lakshmanjoo.
On this large Web site you will find yantra, mantra, tantra and other material relating to different traditions.
Links in Italy
http://www.yogare.eu/ – There are lectures in Italian by Mark on this site.