Thought I’d chuck a little list down here for anyone who fancies reading it for now till the full livery list comes.
A342 (All new liveries),
Air Leisure (This was revealed previously)
Conviasa (Same as above)
Royal Jordanian (This was revealed previously)
A343 (New and updated),
New,
Olympic Airlines (This was added previously but never seen so likely updated but I’m throwing it in new) (Special)
(Might be one more)
Updated,
Aerolineas Argentinas
Air Belgium
Air France
Air Tahiti Nui
Edelweiss
Gulf Air
Iberia
Lan
Lan 2000
Lufthansa
Lufthansa Old Colours
SAS
South African
South African Olympic
Swiss
Swiss San Fran
TAP
A345,
A346 (New and updated),
New,
Updated,
Azerbaijan Airlines
Etihad
Etihad F1
Iberia
Iberia Old Colours
Lufthansa
Lufthansa Old Colours
Mahan
Qatar
South African
Thai
Virgin Atlantic
747 Classics (To be expanded upon),
747-100 (B741),
Air Canada 1970s (Special)
Boeing Prototype (Special)
Iran Air (Likely regular)
TWA (Likely special)
747-200 (B742),
Iran Air (Very likely regular)
Olympic (Likely special)
Pakistan International (Potentially regular)
United Airlines (Battleship livery) (Likely special)
747-200F/(SF) (B742F/(SF)),
Aerostan ((B742(SF)) (Regular)
Atlas Air (B742(SF) GE) (Regular)
Evergreen (B742(SF)) (Likely regular)
Fars Air Qeshm (B742F) (Regular)
Fly Pro (B742SF GE) (Regular)
Iran Air (B742F GE) (Likely regular)
Kalitta (B742F GE) (Regular)
Kam Air (B742F) (Very likely regular)
Saha Airlines (B742F) (Regular)
Saudia (B742F RR engined variant, top picture) (Likely regular)
Southern Air (B742(SF)) (Likely regular)
Uni-Top Airlines ((B742(SF) PW) (Very likely regular)
B743,
Ansett Australia Sydney 2000 Special (Special)
Orient Thai (Potentially regular and BKK local?)
South African Airways Ndizani Special (Special)
Surinam Airways (Very likely regular)
Swissair (Likely special)
TAAG Angola (Likely regular)
B743F
Atlas Air (Likely regular)
Southern Air (Likely regular)
More will come but these are all that have been acknowledged so far.
Other liveries,
Alaska B789 (Not announced but shown on Instagram)