[J.POLSKI] Jak dodawac dodatki dev

Hello @kaszewski88 ,

As specified in the User Guidelines, the language supported on the platform is English.

Please note that devsupport is exclusively for questions / bug reports related to the Devmode & SDK.
For questions like yours, I suggest posting on the official forums. Additionally, you might find useful information in the FAQ section of our ZenDesk.

Regards,
Boris