atopile's quickstart, language basics, and reference ship inside the editor — and the playground runs that editor right in your browser, nothing to install.
.ELEC: @STD::Import { .project &= "electronics" .org &= "atopile" } .Blinky: @type { .power: ELEC::Interfaces::Power .led: ELEC::Stuff::LED .r: ELEC::Stuff::Resistor { .resistance &= 330ohm +/- 5% } # rail → resistor → LED → ground .power.hv ~> .r ~> .led ~> .power.lv }