on Archive Of Our Own:
Please feel free to add all your top!Draco/bottom!Harry stories to the Collection.
If your story is already hosted on AO3, go
--> EDIT, then
--> Post to Collections/Challenges
tick the box and type: "Dracotops_Harry"
The submissions are moderated, so your story will not appear immediately as part of the Collection. The mods will make sure, though, that your submission is speedily approved.