Guiding principle: Inspect – not expect!
Decisions are based on verified facts – not on assumptions.
Automation & Orchestration
Ansible (ansible-core) – configuration management and infrastructure automation
Semaphore UI – centralized execution and scheduling of Ansible playbooks
Aria Automation / VCF Automation (formerly vRealize Automation 7 & 8) – self-service provisioning and cloud automation- Aria Automation Orchestrator (formerly vRealize Orchestrator) – workflow design and system integration
Virtualization & Hypervisors
- vSphere (ESXi, vCenter) up to version 9.x / VMware Cloud Foundation
Proxmox Virtual Environment (PVE)
Microsoft Hyper-V
Microsoft Azure Local (formerly Azure Stack HCI) – hybrid infrastructure
Public Cloud
Amazon Web Services (AWS)- Microsoft Azure
Operating Systems
Linux – 
Debian, 
Ubuntu, 
Red Hat Enterprise Linux (RHEL), 
CentOS- Microsoft Windows Server
Monitoring & Observability
Checkmk Raw and Nagios Core – infrastructure and service monitoring- Aria Operations (formerly vRealize Operations Manager) – capacity and performance management
Dell Data Protection Advisor – monitoring and reporting for backup and replication
Schneider Electric – APC & NetBotz – environmental monitoring concepts for data centers
Data Protection & Backup
Rubrik – backup and recovery- Dell NetWorker (formerly EMC NetWorker / Legato) – enterprise backup
Backup & Replication – backup and recovery
Storage
- Dell PowerScale (formerly Isilon) – scale-out NAS
- Dell EMC VNX, VNX2, CLARiiON – block storage (SAN)
- Dell EMC VNX, VNXe, Celerra – file storage (NAS)