Security Operations Center (SOC).
Browse open-source and commercial software for managed service providers, compare features, and discover cost-saving alternatives.
Security Operations Center (SOC)
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Showing 13-24 of 98 vendors• Open source vendors listed first
OpenBao
Identity and Access Management (IAM)
Linux Foundation-backed, fully open-source secrets management platform (a HashiCorp Vault fork) with dynamic secrets, PKI, and encryption as a service.
51
373M
Open Source
Sigma
Security Information and Event Mgmt. (SIEM)
Generic and open signature format for describing threat detection methods in log events, enabling SIEM-agnostic rule sharing.
55
346M
Open Source
Osquery
Endpoint Security (Antivirus/EPP)
Open source endpoint visibility tool that exposes system information as SQL tables for security monitoring and analytics
47
324M
Open Source
pfSense
Network Management and Monitoring
FreeBSD-based firewall and router from Netgate, free as pfSense CE and sold as pfSense Plus with support, appliances and central management.
83
237M
Open Source
NetBird
Zero Trust Network Access (ZTNA)
Open-source zero trust networking with WireGuard mesh, SSO/MFA integration, and granular access controls. Compare NetBird for MSP environments.
92
215M
Open Source
Security Onion
Security Information and Event Mgmt. (SIEM)
Free Linux distribution for threat hunting, network security monitoring and log management (Suricata, Zeek, Elastic), with an optional paid Pro tier.
83
184M
Source-available
ZeroTier
Zero Trust Network Access (ZTNA)
Software-defined networking creating secure virtual networks spanning IoT, SD-WAN, and VPN use cases globally.
72
178M
Open Source
ClamAV
Endpoint Security (Antivirus/EPP)
Open-source antivirus engine from Cisco Talos for scanning files and email for trojans, viruses and other malware on mail gateways and servers.
58
172M
Open Source
Zitadel
Identity and Access Management (IAM)
Open source (AGPL-3.0) identity and access management with built-in multi-tenancy, passkeys, OIDC, SAML and SCIM, self-hosted or as ZITADEL Cloud.
57
144M
Open Source
OpenVPN
Zero Trust Network Access (ZTNA)
Open-source SSL/TLS VPN, plus OpenVPN Inc.'s self-hosted Access Server and CloudConnexa cloud service for remote access and site-to-site networking.
92
143M
Open Source
Rspamd
Secure Email Gateway
Fast, open-source (Apache 2.0) spam filter for mail servers: Bayes and neural classifiers, fuzzy hashes, DKIM/ARC and a web UI. Paid plans available.
45
125M
Open Source
strongSwan
Zero Trust Network Access (ZTNA)
Open-source IPsec VPN implementing IKEv2 and IKEv1 for site-to-site and remote access tunnels on Linux, Android, FreeBSD and macOS.
47
121M
Open Source
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