Golden Dawn

Golden Dawn essentially acted as a storehouse for certain categories of esoteric (Gnostic/Hermetic) wisdom, as well as a group that carried out rituals. Its members were prominent members of society, especially the intelligentsia.

kabbalah
The kabbalah, qabala, "tree of life" has its roots in the Jewish mysticism tradition; it was then passed to the Gnostic/Hermetic tradition, Christianity, and Islam.

10 Sepirot : the ten aspects of God / "the absolute".
 * 1) Crown
 * 2) Wisdom
 * 3) Understanding
 * 4) Mercy
 * 5) Severity
 * 6) Beauty
 * 7) Victory
 * 8) Glory
 * 9) Foundation
 * 10) Kingdom

Each of the ten points is linked in a web by 22 paths, each associated with a letter of the Hebrew alphabet and further mystic connotations (such as the 22 cards of Tarot or certain Astrological aspects).