EmulatorJS (.32x, .a26, .a52, .a78, .gb, .gba, .gbc, .gen, .gg, .j64, .jag, .lnx, .n64, .nds, .nes, .ngc, .ngp, .pce, .sfc, .smc, .smd, .sms, .v64, .vb, .vboy, .ws, .wsc, .z64) If during yarn install you receive the error digital envelope routines::unsupported, you need to set NODE_OPTIONS to --openssl-legacy-provider (1, 2, 3)