Best FortiSIEM Alternatives in 2026

Updated October 2026

20 platforms from SIEM software ranked against FortiSIEM on the same published basis.

1
Blumira Free trial apiLinuxMacself-hostedWeb $3/mo7.4
FortiSIEM vs Blumira
2
Elastic Security Free plan apiLinuxself-hostedWeb $0.09/mo7.3
FortiSIEM vs Elastic Security
3
Wazuh Free plan apiLinuxMacself-hostedWeb $571/mo7.3
FortiSIEM vs Wazuh
4
Vigil Free plan apiLinuxMacself-hostedWeb Free7.2
FortiSIEM vs Vigil
5
nano SIEM apiLinuxMacself-hostedWeb $26/mo6.9
FortiSIEM vs nano SIEM
6
LogSentinel SIEM Free trial apiLinuxself-hostedWebWin 6.8
FortiSIEM vs LogSentinel SIEM
7
ManageEngine Log360 Free trial apiLinuxself-hostedWebWin $20.42/mo6.8
FortiSIEM vs ManageEngine Log360
8
Coralogix APM Free trial apiWeb $0.16/mo6.7
FortiSIEM vs Coralogix APM
9
Graylog Enterprise apiLinuxself-hostedWeb $1,250/mo6.7
FortiSIEM vs Graylog Enterprise
10
Rapid7 Surface Command Free trial apiLinuxMacWebWin 6.7
FortiSIEM vs Rapid7 Surface Command
11
UTMStack Free trial apiLinuxMacself-hostedWeb $238.80/mo6.7
FortiSIEM vs UTMStack
12
Kaspersky Research Sandbox AndroidapiLinuxself-hostedWeb 6.6
FortiSIEM vs Kaspersky Research Sandbox
13
Sumo Logic Free plan Web Free5.8
FortiSIEM vs Sumo Logic
14
CrowdStrike Falcon Surface Free trial LinuxMacWebWin 5.4
FortiSIEM vs CrowdStrike Falcon Surface
15
Seceon Open Threat Management self-hostedWeb 5.4
FortiSIEM vs Seceon Open Threat Management
16
Devo Analytics Cloud Web 5.3
FortiSIEM vs Devo Analytics Cloud
17
Rapid7 InsightIDR Web 5.3
FortiSIEM vs Rapid7 InsightIDR
19
Hunters 5.1
FortiSIEM vs Hunters
20
MaxPatrol SIEM Web 5.1
FortiSIEM vs MaxPatrol SIEM
21
Securonix Unified Defense SIEM Web 5.1
FortiSIEM vs Securonix Unified Defense SIEM

FortiSIEM alternatives compared

#	Platform	Score	Free plan	From	Runs on
1	Blumira	7.4	No	$3/mo	API, Linux, Mac, self-hosted, Web, Windows
2	Elastic Security	7.3	Free plan	$0.09/mo	API, Linux, self-hosted, Web
3	Wazuh	7.3	Free plan	$571/mo	API, Linux, Mac, self-hosted, Web, Windows
4	Vigil	7.2	Free plan	Free	API, Linux, Mac, self-hosted, Web, Windows
5	nano SIEM	6.9	No	$26/mo	API, Linux, Mac, self-hosted, Web, Windows
6	LogSentinel SIEM	6.8	No	—	API, Linux, self-hosted, Web, Windows
7	ManageEngine Log360	6.8	No	$20.42/mo	API, Linux, self-hosted, Web, Windows
8	Coralogix APM	6.7	No	$0.16/mo	API, Web
9	Graylog Enterprise	6.7	No	$1,250/mo	API, Linux, self-hosted, Web
10	Rapid7 Surface Command	6.7	No	—	API, Linux, Mac, Web, Windows
11	UTMStack	6.7	No	$238.80/mo	API, Linux, Mac, self-hosted, Web, Windows
12	Kaspersky Research Sandbox	6.6	No	—	Android, API, Linux, self-hosted, Web, Windows
13	Sumo Logic	5.8	Free plan	Free	Web
14	CrowdStrike Falcon Surface	5.4	No	—	Linux, Mac, Web, Windows
15	Seceon Open Threat Management	5.4	No	—	self-hosted, Web
16	Devo Analytics Cloud	5.3	No	—	Web
17	Rapid7 InsightIDR	5.3	No	—	Web
19	Hunters	5.1	No	—	—
20	MaxPatrol SIEM	5.1	No	—	Web
21	Securonix Unified Defense SIEM	5.1	No	—	Web

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Questions about FortiSIEM alternatives

What is the best alternative to FortiSIEM?

Blumira, number 1 in SIEM software with a score of 7.4 out of 10. The others here: Elastic Security, Wazuh, Vigil and 16 more.

What is the best free alternative to FortiSIEM?

Elastic Security is the best-ranked alternative with a free plan. 4 of the 20 alternatives here publish a free plan on their own pricing pages.

How are these alternatives ranked?

Ranked on what each maker publishes, open and connectable first: a public API, open-source code, the depth of its documentation and a free tier to try it on. Model lists are sorted by the figure in their title, exactly as each provider publishes it.