FO3 and NV Resources
I'm not transcribing all this shit from the pastebins right now because I don't want to comb through it all for mistakes or shit taste like I had to for Fallout 4; but I'll leave the pastebin links here anyway. Use them at your own discretion.
Viva New Vegas
https://vivanewvegas.moddinglinked.com
Follow this guide to get your New Vegas set up. It's still the most up to date guide on how to do so.
/fog/'s FO3 Mod List
https://files.catbox.moe/o0figw.txt
Links
http://pastebin.com/u29WKkGy
https://pastebin.com/B1L6epYp
https://docs.google.com/spreadsheets/d/1ci3sNT0wcrbjETw4sM7JqlK-zmcjoLqJFSjqhmTjk_0/edit?usp=sharing
https://www.mediafire.com/folder/6lyy201y5yca9/Fallout_New_Vegas
https://ghostbin.co/paste/4ch3 (this one is dead for now, but I'm preserving it just in case)