JewelArtStudio
looks very cool
Swamp Substance, procedural material generator which can be found on my artstation : https://www.artstation.com/artwork/Ykvmq
Include Substance Designer source graph (.sbs, Substance Designer 2018 needed) and compiled graph (.sbsar, Free Substance Player needed)
Files : .sbs .sbsar set of tileable textures (4096x4096)
Editable parameters: plants density (leaves, mushrooms, waterplants) bubbles density plants tint control water level normal map adjustment height map adjustment