Pit and cut the cherries in half or quarters, depending on how large you want your cherry pieces.
Pit the mangoes and score each half with a knife by making light overlapping slices from one side to the other, being careful not to cut through the skin. Push up on the skin side and cut off the chunks that fan out.
Dice the red onion and red pepper. Cut the chipotle peppers into small pieces. Mix all ingredients together and add the cilantro.