Here are a number of projects i have tried or would like to try involving all sorts of LED’s.

A ponyrace LED strip
NEOPixels LED stick and LED ring
12V RGB strip
12V RGB strip operated by milight remote and controller
H801 an ESP8266 wifi operated 4 channel controller which you can program yourself

Use a nRF24L01 to receive from a milight remote control or milight bridge
Use a nRF24L01 to transmit to a PL1167 on a milight bulb
Use a PL1167 to transmit to a milight bulb
Use a PL1167 to receive froma milight remote or milight bridge
Build an arduino compatible receiver to replace the circuit in a milight bulb
Develop software to operate a milight bulb directly from internet
Reprogram the STM8S003F3P6 (Th CPU in the milight bulb) with own software
Use a philips hue bridge emulator to operate a squeezebox
Use a philips hue bridge emulator to operate a milight bulb
Use amazon echo to operate a milight bulb
Pass a parameter to the philips hue bridge