Within the 2000s, Boeing started learning the conversion of 777-200ER and -200 passenger airliners into freighters, beneath the title 777 BCF (Boeing Converted Freighter). In October 2019, slots game Israel Aerospace Industries (IAI) launched the 777-300ERSF passenger to freighter conversion program Spin win with Free Slots GECAS ordering 15 aircraft and 15 choices. Kansas Modification Center's (KMC) 777-300ER conversion, dubbed the 777-300ERCF, was launched in September 2020 and is developed in partnership with Wichita State University.

United Arab Emirates (VIP-configured 777-200ER and Online slots 777-300ER operated by Abu Dhabi Amiri Flight). Asian carriers and British Airways have additionally operated the type. Several aircraft have also been fitted with VIP interiors for non-airline use. The main goal has been for VIP transport, free online slots including as an air transport for heads of state, though the aircraft has also been proposed for different army purposes. Prior to returning to energy as Prime Minister of Lebanon, Rafic Hariri acquired a 777-200ER as an official transport.

KC-777 - this was a proposed tanker model of the 777. In September 2006, Boeing announced that it might produce the KC-777 if the United States Air Force (USAF) required a larger tanker than the KC-767, able to transport extra cargo or personnel. Boeing has acquired orders for 777 VIP aircraft primarily based on the 777-200LR and 777-300ER passenger fashions.

Air France has a 777-300ER sub-fleet with 472 seats every, greater than another worldwide 777, to achieve a cost per accessible seat kilometer (CASK) round €.05, just like Level's 314-seat Airbus A330-200, its benchmark for low-price, lengthy-haul

>Boeing designed a hydraulically damped bathroom seat cowl hinge that closes slowly. Boeing proposed the 787-10 to replace it. It has ground maneuvering cameras for taxiing and a tailskid to rotate, whereas the proposed 716,000 lb (324.6 t) MTOW -300X would have wanted a semi-levered most important gear. An extended 777-10X and Free slots 777X BBJ variants have additionally been proposed. Boeing officials have described the KC-777 as suitable for the related KC-Z program to change the huge-body McDonnell Douglas KC-10 Extender

>In February 2009, only one airline buyer (Lufthansa) had ordered the 747-8I passenger mannequin, and Free slots online Boeing introduced that it was reassessing the 747-eight undertaking. The second 747-8I first flew the next month. It was determined to use the second production aircraft, RC503, to conduct the non-instrumented or minimally-instrumented assessments, Free slots online equivalent to HIRF and Water Spray Certifications.