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 Xiaomi Mi Smart LED Bulb Essential (MJDPL01YL), E27, 9 W, 6500 K
113 Review
Ceiling lamp Yeelight YLXD013-B, 50 W, number of lamps: 1 pcs., color: white
62 Review
Smart bulb Yandex with Alice, base E27, 8 W, RGB color
76 Review
Lamp LED Yeelight Smart LED Bulb 1S, YLDP13YL, E27, 8.5 W, 6500 K
43 Review