The present disclosure relates to osteoinductive putties andother implantable compositions for repair of bone defects and other medicaluses. Specifically, the technology pertains to carriers for use inimplantable compositions, such as osteoinductive putties. The osteoinductiveputties are made entirely from donor tissue such as demineralized bonematrix, and the putties have excellent physical properties. The presentdisclosure relates to osteoinductive putties, carriers, compositions,implants,kits, methods of making and methods of using any of the foregoing.