I am totally just making this up. Has anyone heard any other version being actually used on the ground, not in translation?
Artivism is so much easier to render as artivismo - maybe the solution is to upgrade all craftivism to artivism? But that may be a faux paux since it is of course political to reclaim and honor crafts as crafts.
update: Manuel Cedeño, in Caracas, suggests the fabulous option of artesanía militante