Clone this repo to $HOME/.platformio/boards, reload PIO VS Code extension.

git clone https://github.com/sivar2311/platformio_boards.git ~/.platformio/boards

Or manually download and unzip this repo, move the json files to %HOMEPATH%/.platformio/boards

(If there is no boards folder, just create one.)

C
|--Users
   |--<Username>
      |--.platformio
          |--boards
             |- bpi-centi-s3.json
             |- esp32-s3-devkitc1-n8r8.json
             |- esp32-s3-devkitc1-n16r8.json
             |- esp32-s3-fh4r2.json
             |- feenove-esp32-s3-n8r8.json
             |- ...

Example of PIO cli commands:

pio project init -b esp32-s3-devkitc1-n16r8 --ide vscode

Note

All files of this repo has included in pioarduino by default, it's an alternative fork of Platform IO. You can use pioarduino to have these boards without using this repo.