Here's a series of links to other sites. (except for the nexus which you can google or have probably just come from to check this site out)
Welcome to Hawkhaven - Chakaru11's site, where you can get armours, weapons and companions she's created but not hosted on the nexus.
Requiem Chronicles - Darigaz's site, contains armors and screenshots not on the nexus.
Sasha, Didlit and Company - Another site that contains armors, companions and screenshots not on the nexus.
MissAniThrope's Mods - contains mods for Oblivion and Skyrim.
Awesome Igloo - Mahtawa's site, has mods and tutorials on it for both Skyrim and Oblivion.
Lovers Lab - A site where you can get things not found on the nexus, I also upload images there.