The ñāṇas are the successive knowledges of insight described in the Visuddhimagga and later manuals: of rise and fall, dissolution, fearfulness, danger, disenchantment, desire for deliverance, reflection, equanimity about formations and conformity, followed by change of lineage and the path. Modern teachers map the experience of intensive practice by them.
Insight knowledges
The stages through which insight unfolds, from seeing rise and fall to equanimity and the path.
Also: vipassana nanas