If you wish to see the music, head to music.htm. This page contains spoilers for TGP.
DissolvedHelium - Made Polychromasia and Diamond Dilemma, two of my biggest inspirations for making this part of TGP. Also, took a picture that was used in FIN-2.
seemetodaycreep - Gave me level ideas.
bandutime.mp4 - Gave me level ideas.
Serapher - Creator of Alepheon. Gave me a level idea, and also general criticism.
obbyistguy/Sarvela83 - One of my best friends, and the person I made this puzzle for. Also, images of his are used in B1, 45, and 46.
poco - An image they sent was used in S3.
Grief/404 not found - An image of his(?) was used in the 404 page.
AJN - Made the puzzle for R2 and gave the idea for UNF-3. Made the riddle images for 4, 6, 9, 13, 14, 19, 26e, 32, 36, 37, 41, 43, 45 (BLUE), UNF-3, FIN-3, -1, and -3. Made the background image for 45 (BLUE) and FIN-3. He has also taken multiple pictures that have been used in 24, F1, M1, S1, 42, and META-2.
Dandrew - Images of his are used in 20, 49, and META-2.
sank - An image of theirs is used for 12.
Xavier The Silly Person (aka That_Guy0004) - An image of his is used in 31.
Durian/Broker - Images of his are used for 5, 7, 10, 18, 29, WO-2, E2, 44, 50a, C1, C3, and META-2.
wawa - An image of his is used for 17.
identityfraudwoohoo - Images of his are used in 43 and 48. Gave me the puzzle idea for 48. Gave me the music ideas for 50, specifically the research and cipher levels. Helped revamp some levels.
namei - Gave an idea for FIN-3. Also helped out with other parts of TGP.
wucasan - An image of his was used in 45 (INDIGO).
20BIGBOY20 - Made the images for -2. Gave the idea for Euler's entrance.
Lukinspire - An image he made for one of his YouTube videos was used in the Eggpages several times.
joblessmonday - An image he made for his (now deleted) "The First SpongeBob Hijacking" was used in E2.
Lastly, you. This puzzle wouldn't be possible without solvers like you. Thanks for playing, whether you're here for Level 50 of TGP, or you just found this on Neocities and want to solve it. ♡