See Appendix A: Parameters for the complete list of parameters that YAP sends to developers.
YAP developers can access Yahoo! social APIs through YQL. These include
Yahoo! sends country, timezone and yap_jurisdiction parameters to the developer server when app loads. These parameters can be used to personalize App content. See User Information for more information.
Yahoo! sends ‘yui_ua’ (user agent) information that gives information about user’s device to the developer server when the App loads. See the Browser Information for more information.
Each Yahoo user has a unique ID called a guid. The guid is sent to the developer server via the parameter yap_viewer_guid or opensocial_viewer_id, depending on the HTTP method used to call the developer server. See the Authentication parameters for more information.
Yahoo! provides built-in OAuth support. OAuth access tokens are sent to the developer server. See Session Information parameters for more information.
Yahoo! sends a parameter called as yap_dropzone_id which is unique to each property rendering an App. You can refer to See Session Information to find out more information about yap_dropzone_id
No, Yahoo! Messenger for Mac does not support the games plugin. YAP Games can be played only on Yahoo! Messenger for Windows.
Your game could be potentially live on following Yahoo! Games sites:
The Relative URL of a published game will remain the same for all of the above sites.