Vehicles and ships built on Sketchfab models (https://sketchfab.com),
retrofitted for Earth Two: repainted, worn, parts added and taken off.

  "Cyberpunk Bike Concept Design" by Berk Gedik (CC Attribution): https://sketchfab.com/3d-models/cyberpunk-bike-concept-design-99290272e69d4cd8a56af2d2e1274e0d
  "H500 - Explorer Truck" by Render Blue (CC Attribution): https://sketchfab.com/3d-models/h500-explorer-truck-89ea8e69b87942a881f9b89fd04ec00f
  "Martian Rover "THOTH"" by Maxim Senchenko (CC Attribution): https://sketchfab.com/3d-models/martian-rover-thoth-e76d2a9172b54a62b89c9f18710d9cbc
  "Sci - Fi Buggy" by TiyaMakes (CC Attribution): https://sketchfab.com/3d-models/sci-fi-buggy-085bd97876a64eacbc041299ac945e9c
  "Sci-fi shuttle" by Hrvoje Wächter (CC Attribution): https://sketchfab.com/3d-models/sci-fi-shuttle-d3e5d9303d1d4e8b8a8e30bf22f59a21
  "Transporter Spaceship" by pirate8888 (CC Attribution): https://sketchfab.com/3d-models/transporter-spaceship-fe581b60c8ea4ea591a24a483f25ddad

World pieces built on Poly Haven models (https://polyhaven.com),
CC0 1.0: public domain, no credit needed, but here it is.

  Adjustable Wrench by Mateusz Sadek: https://polyhaven.com/a/adjustable_wrench
  Ammo Box by DanKit: https://polyhaven.com/a/ammo_box
  Antique Katana 01 by Tal Swicegood: https://polyhaven.com/a/antique_katana_01
  Bananas by Alexander Shulha: https://polyhaven.com/a/bananas
  Barrel 03 by Serhii Khromov: https://polyhaven.com/a/barrel_03
  Bolt Action Rifle 7.62 by Mateusz Sadek: https://polyhaven.com/a/bolt_action_rifle_7_62
  Brass Pot 01 by Rico Cilliers: https://polyhaven.com/a/brass_pot_01
  Can Rusted by Rahul Chaudhary: https://polyhaven.com/a/can_rusted
  Cardboard Box 01 by Rahul Chaudhary: https://polyhaven.com/a/cardboard_box_01
  Circuit Board by Benny Weimer: https://polyhaven.com/a/circuit_board
  Combination Wrench by BKS: https://polyhaven.com/a/combination_wrench
  Concrete Road Barrier by Amal Kumar: https://polyhaven.com/a/concrete_road_barrier
  Covered Car by MP: https://polyhaven.com/a/covered_car
  Crowbar 01 by Alexander Otterbeck: https://polyhaven.com/a/crowbar_01
  Dead Tree Trunk 02 by Jenelle van Heerden, Rico Cilliers: https://polyhaven.com/a/dead_tree_trunk_02
  Dining Chair 02 by James Ray Cock: https://polyhaven.com/a/dining_chair_02
  Dining Table by Aron Łyczek: https://polyhaven.com/a/dining_table
  Food Apple 01 by Oliver Harries: https://polyhaven.com/a/food_apple_01
  Hanging Industrial Lamp by Kuutti Siitonen: https://polyhaven.com/a/hanging_industrial_lamp
  Large Iron Gate by Josh Dean: https://polyhaven.com/a/large_iron_gate
  Lemon by Kuutti Siitonen: https://polyhaven.com/a/lemon
  Machete by Ulan Cabanilla: https://polyhaven.com/a/machete
  Medical Box by Ulan Cabanilla: https://polyhaven.com/a/medical_box
  Metal Jerrycan by Sean Buckley: https://polyhaven.com/a/metal_jerrycan
  Metal Jerrycan Green by Ulan Cabanilla: https://polyhaven.com/a/metal_jerrycan_green
  Metal Office Desk by Ulan Cabanilla: https://polyhaven.com/a/metal_office_desk
  Metal Stool 02 by Ulan Cabanilla: https://polyhaven.com/a/metal_stool_02
  Metal Toolbox by Mateusz Sadek: https://polyhaven.com/a/metal_toolbox
  Namaqualand Boulder 03 by Jenelle van Heerden, Dario Barresi: https://polyhaven.com/a/namaqualand_boulder_03
  Namaqualand Boulder 04 by Jenelle van Heerden: https://polyhaven.com/a/namaqualand_boulder_04
  Namaqualand Boulder 05 by Jenelle van Heerden, Dario Barresi: https://polyhaven.com/a/namaqualand_boulder_05
  Namaqualand Boulder 06 by Greg Zaal, Jenelle van Heerden: https://polyhaven.com/a/namaqualand_boulder_06
  Namaqualand Boulders 01 by Greg Zaal, Jenelle van Heerden: https://polyhaven.com/a/namaqualand_boulders_01
  Old Military Compressor by Brian Speight: https://polyhaven.com/a/old_military_compressor
  Old Tyre by MP: https://polyhaven.com/a/old_tyre
  Overhead Crane by Timothy3D: https://polyhaven.com/a/overhead_crane
  Painted Wooden Bench by Kirill Sannikov: https://polyhaven.com/a/painted_wooden_bench
  Painted Wooden Table by Kirill Sannikov: https://polyhaven.com/a/painted_wooden_table
  Planter Box 02 by James Ray Cock: https://polyhaven.com/a/planter_box_02
  Plastic Container by PierreB3D: https://polyhaven.com/a/plastic_container
  Plastic Crate 02 by Fabi_G: https://polyhaven.com/a/plastic_crate_02
  Pliers by PierreB3D: https://polyhaven.com/a/pliers
  Portable Generator by James Ray Cock: https://polyhaven.com/a/portable_generator
  Pot Enamel 01 by Kuutti Siitonen: https://polyhaven.com/a/pot_enamel_01
  Potted Plant 01 by Rico Cilliers: https://polyhaven.com/a/potted_plant_01
  Quiver Tree 01 by James Ray Cock, Dario Barresi, Rico Cilliers: https://polyhaven.com/a/quiver_tree_01
  Retro Multimeter by elli moeller: https://polyhaven.com/a/retro_multimeter
  Russian Food Cans 01 by Kosan Aziz: https://polyhaven.com/a/russian_food_cans_01
  Rusted Spade 01 by Blemonade: https://polyhaven.com/a/rusted_spade_01
  Rusted Wheel Rim 01 by John Hutcheson: https://polyhaven.com/a/rusted_wheel_rim_01
  Rusted Wheel Rim 02 by John Hutcheson: https://polyhaven.com/a/rusted_wheel_rim_02
  Screwdrivers 02 by BKS: https://polyhaven.com/a/screwdrivers_02
  Security Light by Maximilian Schuster: https://polyhaven.com/a/security_light
  Seedling Tray 01 by Satyaki Mandal: https://polyhaven.com/a/seeding_tray_01
  Service Pistol by Mateusz Sadek: https://polyhaven.com/a/service_pistol
  Small Lpg Tank by Ulan Cabanilla: https://polyhaven.com/a/small_lpg_tank
  Small Plastic Torch by Abiyyu Panggalih (Abiyyu_xyz): https://polyhaven.com/a/small_plastic_torch
  Stationery Supplies by Mateusz Sadek: https://polyhaven.com/a/stationery_supplies
  Stone Fire Pit by Sebastian Platen: https://polyhaven.com/a/stone_fire_pit
  Street Lamp 01 by Josh Dean: https://polyhaven.com/a/street_lamp_01
  Sweet Potato by Jan Martens: https://polyhaven.com/a/sweet_potato
  Vintage Electric Kettle by SV Garip: https://polyhaven.com/a/vintage_electric_kettle
  Vintage Radio Transceiver by Mateusz Sadek: https://polyhaven.com/a/vintage_radio_transceiver
  Wine Bottles 01 by Rico Cilliers, Jurita Burger: https://polyhaven.com/a/wine_bottles_01
  Wooden Bookshelf Worn by Ulan Cabanilla: https://polyhaven.com/a/wooden_bookshelf_worn
  Wooden Lantern 01 by James Ray Cock: https://polyhaven.com/a/wooden_lantern_01
  Wooden Military Crate by Prabhjinder Singh: https://polyhaven.com/a/wooden_military_crate
  Yellow Onion by Kuutti Siitonen: https://polyhaven.com/a/yellow_onion

Everything else in assets/world is made by tools/world.
