They are well proven when retrofitting existing halogen lamps. You can't buy light bulbs in California, so we're pretty much forced to switch to LEDs.
Lamp LED Yeelight Smart LED Bulb 1S, YLDP13YL, E27, 8.5 W, 6500 K
43 Review
Lamp LED Xiaomi Mi Smart LED Bulb Warm White (XMBGDP01YLK), E27, 8 W, 2700 K
26 Review
Smart bulb Yandex with Alice, base E27, 8 W, RGB color
76 Review
Ceiling lamp Yeelight YLXD013-B, 50 W, number of lamps: 1 pcs., color: white
62 Review