1) X-files compatible with openxcom mods?
Compatible:XcomUtil_Pistol_Auto_Shot
XcomUtil_Skyranger_Weapon_Slot
XcomUtil_Statstrings
Partially compatible (=works, but in VERY limited scope):Limit_Craft_Item_Capacities
OpenXCom_Unlimited_Waypoints
UFOextender_Psionic_Line_Of_Fire
Not compatible:Aliens_Pick_Up_Weapons
Aliens_Pick_Up_Weapons_TFTD
Limit_Craft_Item_Capacities_TFTD
OpenXCom_Unlimited_Waypoints_TFTD
PSX_Static_Cydonia_Map
StrategyCore_Swap_Small_USOs_TFTD
TFTD_Damage
UFOextender_Gun_Melee
UFOextender_Gun_Melee_TFTD
UFOextender_Psionic_Line_Of_Fire_TFTD
UFOextender_Starting_Avalanches
XcomUtil_Always_Daytime
XcomUtil_Always_Daytime_TFTD
XcomUtil_Always_Nighttime
XcomUtil_Always_Nighttime_TFTD
XcomUtil_Fighter_Transports
XcomUtil_Fighter_Transports_TFTD
XcomUtil_High_Explosive_Damage
XcomUtil_High_Explosive_Damage_TFTD
XcomUtil_Improved_Gauss
XcomUtil_Improved_Ground_Tanks
XcomUtil_Improved_Heavy_Laser
XcomUtil_Infinite_Gauss
XcomUtil_No_Psionics
XcomUtil_No_Psionics_TFTD
XcomUtil_Pistol_Auto_Shot_TFTD
XcomUtil_Starting_Defensive_Base
XcomUtil_Starting_Defensive_Base_TFTD
XcomUtil_Starting_Defensive_Improved_Base
XcomUtil_Starting_Defensive_Improved_Base_TFTD
XcomUtil_Starting_Improved_Base
XcomUtil_Starting_Improved_Base_TFTD
XcomUtil_Statstrings_TFTD
XcomUtil_Triton_Weapon_Slot
XCOM_Damage
2) X-files made a separate mod. How to display it along with standard openxcom mods?
modify the "master" attribute in metadata.yml
(of course you should only do it for mods you know are compatible with the standard)