The decomposition package is a collection of gate decomposition / replacement rules which can be used by, e.g., the AutoReplacer engine.
projectq.setups.decompositions.crz2cxandrz
projectq.setups.decompositions.entangle
projectq.setups.decompositions.globalphase
projectq.setups.decompositions.ph2r
projectq.setups.decompositions.qft2crandhadamard
projectq.setups.decompositions.r2rzandph
projectq.setups.decompositions.swap2cnot
projectq.setups.decompositions.toffoli2cnotandtgate
projectq.setups.decompositions