In this page you will find a lot of usefull PSDK plugins. Those plugins may help you to improve your fangame with almost no effort.
How to install a PSDK plugin?
Installing a plugin is pretty simple. You need to download the psdkplug file and save it inside your project's scripts folder.
PSDK will detect the plugin and install the required files.
Note: Some plugin requires additional actions, read the plugin page to know what are those actions (eg. add an Item in Pokémon Studio)