If you are looking for these specific files, the following platforms are the standard repositories for the community:
The Neverwinter Vault or ModDB : Often used for hosting older fan games and total conversion projects. Modules A to Z: All modules [NWN1] - The Neverwinter Vault
: Higher-poly versions of weapons, items, and NPCs. Popular Sources for Resident Evil Mods
Resident Evil Modding Boards : The central forum for technical discussion and large-scale project announcements.
Nexus Mods : A primary source for individual mods, including weapon replacements and character skins.