OSSEC pricing
5 plans read from ossec.net
OSSECFree Basic out-of-the-box ruleset · community support · self-hosted Read 14 Oct 2026 · ossec.net
OSSEC+Free registration requiredmachine learning · ELK stack · 1000s of new rules · threat sharing Read 1 Oct 2026 · ossec.net
OSSEC+Free Registration required · hundreds of additional rules · machine learning Read 14 Oct 2026 · ossec.net
Atomic OSSEC$5 a month per agent; stated as under $5 per device per monthCommercial rules · GUI · vulnerability management · SIEM · professional support Read 14 Oct 2026 · ossec.net
Atomic OSSEC$55 a year per server per yearVolume discounts available · enterprise FIM and compliance features Read 14 Oct 2026 · atomicorp.com
In short
- OSSEC has a free plan (OSSEC).
- A free trial is offered.
- Paid plans published: 2, from $55 a year.
What the alternatives costAll alternatives →
| Tool | From | Free plan | Free trial |
|---|---|---|---|
| Kaspersky Endpoint Security for Business | $29.99/mo | No | Yes |
| PA File Sight | $30/mo | No | Yes |
| Elastic Security | $0.09/mo | Yes | Yes |
| FileAudit | €2.33/mo | No | Yes |
| Wazuh | $571/mo | Yes | Yes |
| EventSentry File Monitoring | — | Yes | Yes |
| Atomic OSSEC | — | No | Yes |
| Avidemux | — | Yes | No |