[See pool groups.]

These are pools that focus on what an image is; their technical characteristics, their historical value, etc. (rather than what is represents, its style, its message, its characters etc.)

File quality - its size and resolution

• Danbooru pool #1939: Print Quality

Origins of memes

• Danbooru pool #4068: Origins

Origin of the images

• Danbooru pool #13629: Canon

Comparison between images and thumbnails

• Danbooru pool #1229: Misleading Thumbnails

When was the image drawn?

• Danbooru pool #1823: Wow, that was fast

View wiki