binary multiplier circuit, logic circuit, logic gates
138-bit binary multiplier circuit with logic gates.
Done in Minetest with the Mesecons mod. Minetest is a Free/Libre voxel game engine, mesecons is a mod for it that adds logic gates along with the wires, lights, levers & switches and buttons and such.
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https://www.minetest.net/
https://content.minetest.net/packages/Jeija/mesecons/
Also another mod seen in this video but not used was those wands I have in my inventory, they are from Mesecons Extended
https://content.minetest.net/packages/marek/mesecons_x/
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Minetest and the mods used are Free/Libre software. Free/Libre software is software that respects the user's freedom. Software that meets the "4 Freedoms" is considered Free/Libre. The Free Software Movement was started by Richard Stallman to to pursue the Liberation of Cyberspace. To create a free digital world for computers users.
Richard Stallman started the GNU project to develop an operating system for this, and pioneered the concept of copyleft with their GNU GPL license. Copyleft is a specific kind of a Free/Libre license that guarantees the user's freedom is preserved when the software exchanges hands.
Visit GNU.org for further details https://www.gnu.org/