Linked from
The 10 pages that link to Alpha–beta pruning, each with the reason it gives.
MinimaxRelated: It computes the same minimax decision while examining fewer positions.
MancalaRelated: It reduces the computation needed to search possible mancala moves.
GomokuRelated: It lets Gomoku engines examine deeper lines while considering fewer moves.
ReversiRelated: It lets Reversi programs search deeper without changing the chosen move.