Pinout of various ESP32 modules and Raspberry Pi
Even modules with the same ESP-WROOM-32 chip have multiple pinouts.
The pinouts for ESP32 and Raspberry Pi are summarized below.
ESP32 DEVKIT V1
Pinout of ESP32 DEVKIT V1 (30-pin).
ESPr® Developer 32（40-pin）
Layout of the ESPr® Developer 32 module (40-pin).
I hope this article will be useful to someone somewhere.