In a large bowl, cream butter and sugar until light and fluffy. Add eggs, one at a time, beating well after each addition. Beat in vanilla. Combine the flour, baking powder, salt and baking soda; add to the creamed mixture. Stir in the oats, raisins, cranberries and orange zest. Stir in baking chips. , Drop by rounded teaspoonfuls 2 in. apart onto greased baking sheets. Bake at 375° until the edges are lightly browned, 10-12 minutes. Cool on wire racks.