To get the information for all the categories of webmaster games you need to get the contents of this url https://webmasters.miniclip.com/api/genre/1301/en.json.

This example is using EN locale but you can change this to US, PT etc.

This will return a list of all the games for the category and country.

Implementation

Response

This is just an example of the type of response you will get:

Now you can loop through all of these games and using the ID you can get the game information.

This is shown here.