It’s not quite abandonware because Cadence acquired and killed it, but look for ...

		unlinked_dll on Jan 10, 2020 \| parent \| context \| favorite \| on: After 36 years as a paid product, the Micro-Cap Ci... It’s not quite abandonware because Cadence acquired and killed it, but look for CircuitMaker 2000. It’s out there. Best schematic editor I’ve found. It also has tubes.