Courses Offered:

Specterops - Adversary Tactics: Detection
Specterops - Advanced Detection
SpecterOps Foundation course - (5 Courses inside) - Foundation, SOC 1 & 2, Incident Handler 1 & 2
SpecterOps - Advanced Offensive Training by SpecterOps - Corporate Training - 2 weeks
SpecterOps - Adversary Tactics Red Team Operations 2020 PDF + VIDEOS
RIngZer0 Advanced Browser Exploitation
Wild Wild West -Breaching the cloud with Beau Bullock
Wild Wild West -Modern Web App Pentesting
Wild Wild West - Getting Started in Security  with BHIS and MITRE ATT&CK
Wild Wild West - Advanced Network Threat Hunting
Wild Wild West - Applied Purple Team
Cqure -1 Day to Maintain Stealth Communication Mastery and other Cqure courses
Nullcon DevSecOps 2020
BCSecurity - Advanced Threat Emulation for Red Teams
OSINT:

Forensics:
PwC Forensics course
US Navy Forensics
X-ways Forensics
Computer Hacking Forensic Investigator (CHFI)
Windows Kernel Rootkit/Exploitation:

Windows Kernel Rootkits Techniques - Code machine
Pavel Yosifovich -Windows Internals
Pavel Yosifovich -Windows Kernel Programming
pTrace -Advanced Software Exploitation

FortyNorth:
FortyNorth -Initial Access
FortyNorth - Intrusion Operations
FortyNorth - Assumed Brreach

Will clean this list and keep it updated.