Lovyan03 had recently added support for hardware SPI on esp8266, this plasma animation is demonstrating how fast it is (~91fps @ 40MHz) on this tiny 128x128 display.

Software used:

• LovyanGFX (developer edition) https://github.com/lovyan03/LovyanGFX
• Plasma demo https://gist.github.com/tobozo/dac14b82814b417d5e1197a9b3307c7e

Hardware used:

• Wemos D1 Mini https://www.wemos.cc/en/latest/d1/d1_mini.html
• TFT 1.4 Shield (128x128) https://www.wemos.cc/en/latest/d1_mini_shield/tft_1_4.html