Private Project for ESP8266 NodeMCU You can use this code but there is no documentation - and it is a special use case

Features:

• Controls a WS2812B LED Strip via WiFi :)
• Website is hosted on the ESP8266
• Predefined Colors, Custom colors, two Animations
• 3 Slots for custom colors - stored in EEPROM
• If no WiFi connection can be established, esp8266 starts own WiFi with landing page to enter SSID / Password for the "real" Network