Base.rte/Title/Moon.png and Base.rte/Title/Planet.png are based on 2D Planets, which is licensed under CC0 by Rawdanitsu.
Gamepad*.bmp and DualAnalog*.bmp in Base.rte/GUIs/Controllers/ are based on XBOX + PC Controls, which is licensed under CC0 by keenjikun.
Base.rte/Scenes/Textures/Water.png is from 3 live proceduraly generated tiling water textures (512px, running brushes) and is licensed under CC0 by qubodup.
Other textures in Base.rte/Scenes/Textures/ are from Terrain textures pack (from Stunt Rally 2.3) and are licensed under CC0 by CryHam.
Base.rte/GUIs/Skins/Base/Cursive1.bmp is a slightly modified version of Cursive1 and Base.rte/GUIs/Skins/Base/NeoSans.bmp is a NeoSans from New original Grafx2 font collection, which is licensed under CC0 by usr_share.
Base.rte/GUIs/Skins/Base/Corsive2.bmp is a highly modified version of Cursive2 from New original Grafx2 font collection, which is licensed under CC0 by usr_share.
Base.rte/GUIs/Skins/Base/goldgui.bmp is based on Golden UI, which is licensed under CC0 by Buch.
Base.rte/GUIs/Skins/Base/pointer.bmp is based on Concrete UI, part 2, which is licensed under CC0 by Buch.
Base.rte/GUIs/Skins/Base/tom_thumb_shadow.bmp is based on Tom Thumb Tiny ASCII font (3x5), which is licensed under CC0 by Robey Pointer.
Base.rte/Scenes/Backdrops/Back.bmp and Base.rte/Scenes/Backdrops/Middle.bmp are based on Seamless desert background in parts, which is licensed under CC0 by PWL.
Base.rte/Scenes/Backdrops/Clouds.bmp is based on Old frogatto clouds 2, which is licensed under CC0 by Guido Bos.
Base.rte/Scenes/Objects/Fossils/Fossil000.bmp to Base.rte/Scenes/Objects/Fossils/Fossil002.bmp are based on Bone Planet, which is licensed under CC0 by Hyptosis.
Base.rte/Scenes/Objects/Boulders/Boulder000.bmp and Base.rte/Scenes/Objects/Boulders/Boulder001.bmp are based on Rocks, which is licensed under CC0 by Écrivain.
Base.rte/Scenes/Objects/Gold/Gold000.bmp is based on default_gold_lump.png from Big pack of hand painted tiling textures, which is licensed under CC0 by drummyfish.
Base.rte/Scenes/Objects/Plants/Plant000.bmp and Base.rte/Scenes/Objects/Plants/Plant001.bmp are based on Forest Tiles, which is licensed under CC0 by surt.
Rest is licensed under CC0 by Basxto.
Base.rte/Music/Hubnester/ccmenu.ogg is based on Doodle menu like song, which is licensed under CC0 by StumpyStrust.
Base.rte/Music/dBSoundworks/ccambient4.ogg is based on Ruskerdax - Pondering the Cosmos, which is licensed under CC0 by Ruskerdax.
Base.rte/Music/dBSoundworks/cc2g.ogg is based on Enchanted Tiki 86, which is licensed under CC0 by cynicmusic.
Base.rte/Music/Watts/Last Man.ogg is based on Magic Space, which is licensed under CC0 by CodeManu.
Base.rte/GUIs/Sounds/Splip01.wav is based on "Granulized Button Sound.wav" from Button SFX Pack II - Granular Synthesis Styled, which is licensed under CC0 by Circlerun.
Base.rte/GUIs/Sounds/Splip02.wav is based on "Granulized Sound 2.wav" from Button SFX Pack II - Granular Synthesis Styled, which is licensed under CC0 by Circlerun.
Base.rte/GUIs/Sounds/Blip02.wav is based on "Roll Over Digi II" from Button SFX Pack II - Granular Synthesis Styled, which is licensed under CC0 by Circlerun.