| @Function | Comments | 
| @Certificate |  | 
| @DbCommand | Available only with the syntax @DbCommand("Domino";"ViewNextPage") and @DbCommand ("Domino";"ViewPreviousPage") to create a link to the next/previous page in a view. Not available in other contexts. | 
| @DDEExecute @DDEInitiate
 @DDEPoke
 @DDETerminate
 |  | 
| @DocMark @DeleteDocument
 |  | 
| @DocChildren @DocDescendants
 @DocLevel
 @DocNumber
 @DocParentNumber
 @DocSiblings
 | Not available except in column formulas. | 
| @IsCategory @IsExpandable
 @Responses
 |  | 
| @DialogBox @PickList
 @Prompt
 @IsModalHelp
 |  | 
| @GetPortsList |  | 
| @Environment @SetEnvironment
 ENVIRONMENT keyword
 | Use predefined field names to gather information about the Web user's environment by requesting Common Gateway Interface (CGI) environment variables. | 
| @MailSend |  | 
| @Domain @MailDbName
 @MailEncryptSavedPreference
 @MailEncryptSendPreference
 @MailSavePreference
 @MailSignPreference
 |  | 
| @IsAgentEnabled |  | 
| @IsDocBeingMailed |  | 
| @Unique @URLGetHeader
 @URLHistory
 |  | 
| @UserPrivileges |  | 
| @Platform for user's platform. | Returns server's platform only. Use @ClientType to distinguish between Web and Domino users. |