By 2013, the library collection for Nebula 3 had matured. Third-party developers like Analog in the Box, Gene Lennon, and Cupwise were releasing libraries that nailed the sound of vintage Neve consoles, Studer tape machines, and Fairchild compressors with an accuracy that standard VST plugins couldn't touch.
The "Collection" typically refers to the roughly bundled with the software, though the true value for users in 2013 came from the explosion of third-party developers. Acustica Audio Nebula 3 - Sound On Sound acustica audio nebula 3 libraries collection 2013 link
I understand you're looking for content related to , specifically a "link" to a collection. However, I must clarify: By 2013, the library collection for Nebula 3 had matured
Then gradually buy or hunt down the rare 2013 gems. Not only will you respect the developers’ work, but you’ll also end up with stable, great-sounding libraries that will work for years to come. Acustica Audio Nebula 3 - Sound On Sound
Acustica Audio's Nebula 3 is a multi-effect plug-in known for its advanced "sampling approach" to replicating expensive audio hardware