The MIT License (MIT)

Copyright (c) 2016 TenPlus1

Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:

The above copyright notice and this permission notice shall be included in
all copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
THE SOFTWARE.

Textures by TenPlus1 (CC0) unless listed below...

Based on candle textures and coloured by wRothbard (CC0):
  ethereal_candle_black*.png
  ethereal_candle_blue*.png
  ethereal_candle_cyan*.png
  ethereal_candle_dark_green*.png
  ethereal_candle_dark_grey*.png
  ethereal_candle_green*.png
  ethereal_candle_grey*.png
  ethereal_candle_magenta*.png
  ethereal_candle_orange*.png
  ethereal_candle_pink*.png
  ethereal_candle_red*.png
  ethereal_candle_violet*.png
  ethereal_candle_yellow*.png

Based on default tool textures by BlockMen in Minetest (CC BY-SA 3.0):
  ethereal_crystal_pick.png
  ethereal_crystal_shovel.png
  ethereal_crystal_axe.png
  ethereal_crystal_sword.png

Based on texture by ElementW (CC BY-SA 3.0):
  bucket_cactus.png

Based on tree textures by ElementW (CC BY-SA 3.0):
  ethereal_yellow_tree.png
  ethereal_yellow_tree_top.png
  ethereal_frost_tree.png
  ethereal_frost_tree_top.png
  ethereal_scorched_tree.png
  ethereal_scorched_tree_top.png

Based on wood texture by BlockMen (CC BY-SA 3.0):
  ethereal_yellow_wood.png [edited by alerikaisattera]
  ethereal_frost_wood.png [edited by alerikaisattera]

Based on bottle texture by Thomas-S (CC BY-SA 3.0):
  ethereal_flight_potion.png
  ethereal_firethorn_jelly.png

Textures based on default_grass.png and default_grass_side.png by TumeniNodes (CC BY-SA 3.0)
  ethereal_grass_*.png [Edited by TenPlus1]
  ethereal_crystal_moss.png
  ethereal_mushroom_moss.png
  ethereal_fiery_moss.png
  ethereal_gray_moss.png
  ethereal_green_moss.png

Texture by ZonerDarkRevention (CC0)
  ethereal_crystal_spike.png [edited by TenPlus1]
  ethereal_bowl.png [edited by TenPlus1]
  ethereal_hearty_stew.png

Textures by VanessaE (CC-BY-SA 4.0)
  moretrees_*.png
  ethereal_banana_wood.png (edited)
  ethereal_olive_wood.png (edited)

Based on default ice texture by asl97 (CC BY-SA 3.0):
  ethereal_brick_ice.png [edited by philipmi]

Based on default snow texture by Gambit (CC BY-SA 3.0):
  ethereal_brick_snow.png [edited by philipmi]

Textures by Felfa (CC0)
  olive*.png
  lemon*.png

Textures by Isaiah658 (CC0)
   ethereal_lemonade.png
   ethereal_bamboo.png

Textures by SaKeL (CC-BY-SA-4.0)
  ethereal_fish_bluefin.png
  ethereal_fish_blueram.png
  ethereal_fish_catfish.png
  ethereal_fish_clownfish.png
  ethereal_fish_flathead.png
  ethereal_fish_pike.png
  ethereal_fish_plaice.png
  ethereal_fish_pufferfish.png
  ethereal_fish_redsnapper.png
  ethereal_fish_salmon.png
  ethereal_fish_trout.png
  ethereal_fish_piranha.png
  ethereal_fish_angler.png
  ethereal_fish_jellyfish.png
  ethereal_fish_chichlid.png

Texture by Sirrobzeroone (CC0)
  ethereal_fish_seahorse*.png
  ethereal_fish_coy.png
  ethereal_fish_cooked.png

Textures by Epoxum (CC0)
  ethereal_sushi_*.png

Created by XSSheep (CC BY-SA 4.0 - https://minecraft.curseforge.com/projects/pixel-perfection-freshly-updated)
  default_apple_gold.png

Sound by I_q (Attribution 3.0) https://freesound.org/people/l_q/sounds/440956/
  ethereal_casting_rod.ogg