These mods are very useful and provide no unfair advantages in my opinion, but still need to be approved by staff. Not sure if some of these have already been approved of, but they are not in the approved mod list in the rules section.
Mods:
https://www.curseforge.com/minecraft/mc-mods/irisshaders
https://www.curseforge.com/minecraft/mc-mods/phosphor
https://www.curseforge.com/minecraft/mc-mods/ok-zoomer
https://www.curseforge.com/minecraft/mc-mods/auth-me
https://www.curseforge.com/minecraft/mc-mods/shulkerboxtooltip
https://www.curseforge.com/minecraft/mc-mods/betterf3
https://www.curseforge.com/minecraft/mc-mods/fps-reducer
https://www.curseforge.com/minecraft/mc-mods/better-third-person
https://www.curseforge.com/minecraft/mc-mods/lambdynamiclights
Dependencies:
https://www.curseforge.com/minecraft/mc-mods/cloth-config
https://www.curseforge.com/minecraft/mc-mods/architectury-fabric