Jewish meditation includes practices of settling the mind, introspection, visualization, emotional insight, contemplation of divine names, or concentration on philosophical, ethical or mystical ideas.
Meditative Kabbalah Shiviti with Kabbalistic names of God
Hasidic prayer often emphasizes emotional dveikut (cleaving to God), especially through attachment to the Tzaddik.
Breslov Hasidim spend time in secluded communication of their heart to God. In Jewish communities they often seek this solitude in Nature at night.
Chabad differed from mainstream Hasidism in its preparation for prayer by intellectual contemplation of Hasidic philosophy.
Academic study of Jewish mysticism, especially since Gershom Scholem's Major Trends in Jewish Mysticism, draws distinctions between different forms of mysticism which were practiced in different eras