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040000 tree 091e28b92170771156424d82b34264131ad06735	klayout
040000 tree 1a00c39f167bb566fbd0b832f8f330a5df4456f6	magic
040000 tree 45ff4917e6bbb3f344b6a9a0f9268cc3e4863fe2	netgen
040000 tree 03e8a4367994e76fbcf8bc47f49cfd841197dd65	ngspice
040000 tree e9dbcfa4eb1e644afc13b5ed8ef430d8c62b8a25	openlane
040000 tree 3cfe5f36187020fbde328f354c3d857a77565426	qflow
040000 tree b540310aa6d275298b3e8de2e0e561db87db885f	xcircuit
040000 tree 5a946f55cbad558cfb88a07a8e1cb46b36bd594f	xschem