SHENZHEN I/O

ElectricSandbox

Circuit Simulator (aleded32)

Craftica (itch)

Rotas

Digital Logic Simulator

555 (vscza)

Jig Tale

Digital Logic Puzzles

Learning Electronics - Resisitors & Capacitors

Learning About Motherboards

Micromining

Robo Repair (l33tllama)

Bomb Squad Academy (itch)