docs.xiv.zone/content/executable/ffxiv.md

title
Client (ffxiv.exe)

This is the game client executable.

{{< note "There are two separate executables for DirectX 11 and DirectX 9. The DX11 version is named ffxiv_dx11.exe. The DX9 version will be removed in a future update." >}}

Arguments

• DEV.DataPathType
  • Guessing that this controls the asset data type used by the client, this is will always be 1.
• DEV.UseSqPack
  • Guessing that this tells the client to try to load data from SqPack files instead of from regular, uncompressed files. Seems to always be 1.
• DEV.MaxEntitledExpansionID
  • This is the max entitled expansion ID that the currently logging in user has access to, you will want to set this from your login response.
• DEV.TestSID
  • This is the SID you get from your login response.
• SYS.Region
  • Your login region.
• language
  • Your login language.
• ver
  • The (base) game version string.
• DEV.GMServerHost
  • This is the address of the frontier server to connect to. If empty, this will default to the official Square Enix frontier server.
• DEV.LobbyHost0X
  • This is the address of the Nth lobby available to the client, these are numbered 0-9. If empty, this will default to the official Square Enix lobbies.
• DEV.LobbyPort0X
  • This is the port number of the Nth lobby available to the client, these are numbered 0-9. If empty, this will default to the official Square Enix lobbies.

{{< info "For benchmark versions of the game, there is a whole host of graphical options available as game arguments - but this seems to be missing in the retail version." >}}

Alternative Implementations

• SaBOTender (C#)
  • Implements very basic networking capabilities.