This is and will be a list of enterprise solutions from the usual vendors and the opensource alternatives
Open Source alternatives
| Solutiion | Enterpise vendor | opensource alternative | Blog post links |
|---|---|---|---|
| Monitoring | Solarwinds | Nagios derurivative \ prometheus | |
| L3 router | Cisco \ HPE \ huawei | Vyos \ Sonic \ openswitch \ FRRouting \ whitebox Dell op switch | |
| L2 switch | Cisco | open switch | |
| clasic-FW | Cisco ASA | OPNsence | |
| NGFW \ IPS | Cisco Firepower \ Checkpoint | OPNsence with Snort rules running suricata | |
| Syslog \ SIEM \ IDS | Splunk \ Qradar | Graylog \ securityonion \ Zeek (Bro) | |
| Network access control (NAC) | Cisco ISE | Packet fence | |
| Vulnerability Scanner | Tenible nessus qualis | OpenVAS \ Nmap | |
| Host-based Intrusion Detection System | crowdstrike \ | OSSEC | |
| Type-1, native or bare-metal hypervisors | Vmware Vsphere | KVM \ Xen \ Proxmox \ Openstack | |
| Type-2 or hosted hypervisors | Microsoft Hyper-V Server | Virtualbox | |
| SDN | Cisco ACI | openflow | |
| DCIM | device42 | Ralph ng \ netbox | |
| Kanban project management | projects | Kanboard |