Loosely sorted by quality, including both ABO and guideverse as they tend to work similarly.

Note on the pairing if it's ABO, and also on spice level (at this point maybe I should just make a separate list):
❀ = fade to black
❀❀ = vague descriptions or euphemisms
❀❀❀ = some details but a bit clinical
❀❀❀❀ = descriptive and varied, often kinky
❀❀❀❀❀ = korean bl...