When you download mods individually, you might get a high-fantasy armor set that clashes with a dark, gritty lighting mod. Mod pack authors curate their lists with a specific aesthetic and gameplay loop in mind, ensuring the world feels consistent.
If you use Nexus Collections or Wabbajack, you are actually helping mod authors via endorsements and unique downloads.
If you want Skyrim to look like a 2024 AAA cinematic trailer, is the gold standard.
Based on the old "Ultimate Skyrim" framework, is a total conversion.