Driving WS2812 LED strips with the ESP8266 | esp8266hints
A good way to level-translate from 3.3V ESP8266 to WS2812 on 5V is to - FastLED Archive - Maker Forums
WS2812B Problem - Device Code - Electric Imp Forums
Wemos Mini WS2812b example - esp8266 learning
WS2812B only works while I measure the voltage - Arduino Stack Exchange
Cheating At 5V WS2812 Control To Use 3.3V Data | Hackaday
WS2812 LED + ESP8266 + Blynk - Everything ESP8266
What is WS2812b LED and how to use WS2812b LED
Using WS2812 RGB LEDs | Dev Center
Gravity: Digital RGB LED Module for Arduino, Micro:bit, and Raspberry Pi - Compatible with WS2812 RGB 5050 LED Strip 3.3V~5.5V: Amazon.com: Tools & Home Improvement
Using WS2812-based NeoPixels in embedded systems - Embedded.com
Cheating At 5V WS2812 Control To Use 3.3V Data | Hackaday