Components on this build:

• core = esp8266 + sdcard
• ssd1306
• XPad Shield

The esp8266 core was made by Hayri Ugur, check his channel : https://www.youtube.com/channel/UCUmCZoMcWxP52QOVUZDohQA

The XPad Shield was made by Radomir Dopieralski : https://www.tindie.com/products/deshipu/x-pad-buttons-shield-for-d1-mini-version-60/