NEXUS4 is compatible with all your existing NEXUS projects and libraries. You can load your old beats into your DAW and load the sounds you've had before.

List of extensions
XP Advent 2017
XP Advent 2018
Ambient Sci-Fi
Analog
Analog 2
Analog 3
Analog DrumKits
Apres-ski
Apres-ski 2
Artist Series 7 Skies
Artist Series 7 Skies 2
Artist Series Bodybangers
Artist Series Klaas
Artist Series KSHMR
Artist Series Steve Aoki
Artist Series Tiësto
Bass
Bass 2
Bigtone Signature
Bigtone Signature 2
Bigtone Signature 3
Breaks and Risers
Chillout Lounge
XP Chiptunes
XP Christmas
XP Christmas 2013
XP Christmas 2014
XP Christmas 2015
XP Christmas 2016
XP Christmas 2017
XP Christmas 2018
XP Christmas 2019
XP Christmas 2020
XP Christmas 2021
XP Christmas 2022
Classic Dance
Classic Trance
Commercial Dance
Commercial Electro
Commercial Electro 2
XP Crank
XP Crank 2
Cuberpunk
Dance
XP Dance 2
Dance 3
Dance Orchestra
Dark Planet
Deep House
Deep House 2
XP Digital Legends
Drum and Bass
XP Drums Loops
XP Drums Singles
Dubstep-Electro
Dubstep-Electro 2
Dubstep-Electro 3
Dubstep-Electro 4
EDM
EDM 2
EDM 3
EDM 4
EDM 5
EDM 6
EDM 7
EDM Leads
EDM Voices
EDM Voices 2
Electro House Leads
Electro House Leads 2
Feel Good House
Festival EDM
Festival EDM 2
FM
FM 2
Freaky Machines
Future Arps
Future Arps 2
Future Arps 3
Future Arps 4
Future Bass
Future Bass 2
Future Chill
Future House
Future House 2
Future Pop Voices
FX
Guitars
XP Halloween
HandsUp-Electro Bass
HandsUp-Electro Bass 2
HandsUp-Electro Bass 3
HandsUp Leads
Happy Hardcore
Hardcore Italia
Hardstyle
Hardstyle 2
Hardstyle 3
Hip Hop
Hip Hop 2
Hip Hop 3
Hip Hop 4
Hollywood 2 Core Library
Hollywood 2 Drums & FX
Hollywood 2 Strings
Hollywood 2 Winds & Brass
Hollywood 3 Drumkits & Percussions
Hollywood 3 Epic Collection
Hollywood 3 Ethno
Hollywood 3 Guitars
Hollywood Percussion Loops
Hollywood Percussion Loops 2
Hollywood Sound FX
Hollywood Action Trailer
Hollywood
Hollywood Piano
Hollywood Synth Edition
Hollywood Synth Edition 2
Hollywood Synth Edition 3
House
House 2
House 3
K-Pop
Kamui
Kamui 2
Lo-fi
Millennium Pop
Millennium Pop 2
XP Millennium Pop 2 Singles
XP Millennium Pop Singles
XP Minimal House
XP Minimal House 2
Moombahton
Moombahton 2
XP More Cowbell
NuDisco
NuElectro
Omicron
Omicron 2
Omicron 3
XP Perpetual Motion
Pop
Progressive House
Progressive Tech House
Progressive Tech House 2
XP Psytrance
Psytrance 2
Rauschwerk
Rauschwerk 2
Rauschwerk 3
Reggaeton
Reggaeton 2
XP ROM Extension
XP ROM Extension 2
XP ROM Extension 3
XP ROM Extension 4
XP SID
Slap House
Sound of the 80s
Sound of the 90s
Sound of the 90s 2
Sounds of the Summer
Sounds of the Summer 2
Sounds of the Summer 3
Spinning House
Spinning House 2
Store'n'Forward
Stratosphere
Stratosphere 2
Stratosphere 3
Studio Production 1
XP Summer Deep Chill
Swedish House
Swedish House 2
XP Synthetic Textures
Synthwave
Synthwave 2
Techno
XP Total Piano
Trance Anthems
Trance Anthems 2
Trance Elements
Trance Leads
Trance Leads 2
Trance Universe
Trap
Trap 2
Trap 3
Trap 4
Tropical House
Tropical House 2
Tropical House 3
XP Tropical House 4
XP TV Movie Game
Twerk
XP Vintage Bonus
XP Vintage Drumkits
XP Vintage Drumloops
Vintage Synths
Vocoder

Developer website : reFX
Format : VSTi, VST3, AAX
Bit depth : 64bit
Tablet : Not required (Team VR)
System requirements
VST, VST3 or AAX host software
Pentium class 2.0 GHz processor with SSE3 support
8GB of RAM (16GB or more highly recommended)
Display with 1024-by-768 or higher resolution
Windows 8, 10, 11 64-bit only
Romper