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Intrusion Detection and Prevention Software

Alternatives to pfSense

{"intro": "pfSense brings stateful firewall inspection and policy-based routing together in a FreeBSD-based distribution managed from a web interface. It supports static routes, concurrent IPv4 and IPv6, IDS/IPS tools including Snort analysis and Suricata rules, and IPsec, OpenVPN and WireGuard for remote-access or site-to-site VPNs. You can deploy it on selected hardware, virtual machines or cloud instances, with a free open-source Community Edition and Plus choices.\n\nAlternatives make more sense when the priority shifts from operating a firewall and router to controlling user access or linking devices. pfSense’s USB installer overwrites an entire hard drive and cannot dual boot, while its stated Plus prices vary by deployment: third-party hardware starts at $129 per year and Netgate appliances at $189 once. Compare whether you need traffic inspection and routing, identity and device controls, supported platforms, self-hosting, and subscription terms before moving.", "rows": [{"ref": "sw:goodaccess", "name": "GoodAccess", "best_for": "Hybrid access with SSO, posture checks and site-to-site networking", "pricing": "Free plan; paid from $7/user/mo annually; 14-day trial", "key_difference": "GoodAccess focuses on hybrid access with SSO, SCIM, device posture and advanced administration across six client platforms.", "choose_when": "Choose it when identity, device posture and broad client support matter more than pfSense’s firewall and routing functions."}, {"ref": "sw:openvpn-cloudconnexa", "name": "OpenVPN CloudConnexa", "best_for": "Cloud VPN access with advanced administration and device checks", "pricing": "Free plan; paid from $7/user/mo; 14-day trial", "key_difference": "CloudConnexa provides hybrid access with SSO, SCIM, device posture and site-to-site networking across Android, iOS, Linux, macOS, web and Windows.", "choose_when": "Choose it for managed user and device access across those platforms instead of pfSense’s firewall-centered deployment."}, {"ref": "sw:cloudflare-access", "name": "Cloudflare Access", "best_for": "Identity- and context-based access to apps and infrastructure", "pricing": "Free plan; paid from $7/user/mo annually", "key_difference": "Cloudflare Access verifies identity, device posture and context for each request, granting granular access to self-hosted apps, SaaS and infrastructure.", "choose_when": "Choose it when per-resource, least-privilege access is more important than pfSense’s packet inspection and routing."}, {"ref": "sw:tailscale", "name": "Tailscale", "best_for": "Simple encrypted peer-to-peer device networking", "pricing": "Free plan; paid from $8/user/mo; 14-day trial", "key_difference": "Tailscale is a zero-config WireGuard VPN with end-to-end encrypted peer-to-peer connections and device-level access control lists.", "choose_when": "Choose it when connecting devices simply matters more than operating pfSense’s firewall, routing and intrusion-prevention stack."}, {"ref": "sw:openvpn-access-server", "name": "OpenVPN Access Server", "best_for": "Enterprise VPN administration with audit logs", "pricing": "Free plan; paid from $7/mo; 14-day trial", "key_difference": "Access Server adds enterprise administration, SSO, SCIM, audit logs and site-to-site networking across self-hosted servers, clouds and many clients.", "choose_when": "Choose it when enterprise VPN controls and auditability outweigh pfSense’s integrated firewall and routing features."}, {"ref": "sw:f5-big-ip-apm", "name": "F5 BIG-IP APM", "best_for": "Advanced hybrid access with enterprise identity controls", "pricing": "Pricing on request; no free plan", "key_difference": "BIG-IP APM is a paid hybrid access product with SSO, SCIM, device posture and site-to-site networking, unlike pfSense’s freemium model.", "choose_when": "Choose it when advanced access administration fits your organization and a paid, quote-based product is acceptable."}, {"ref": "sw:netbird", "name": "NetBird", "best_for": "Self-hosted hybrid networking with audit logs", "pricing": "Free plan; paid from €6/user/mo", "key_difference": "NetBird combines hybrid access, SSO, SCIM, device posture, site-to-site networking and audit logs across self-hosted and desktop platforms.", "choose_when": "Choose it when those identity and audit controls suit your network better than pfSense’s firewall-oriented design."}]}

  1. 01 CrowdSec

    CrowdSec suits teams looking to detect and block malicious IP activity across infrastructure or protect web applications.

    From $49/mo Free plan Open source Web · Windows · macOS · Linux
    9.3 Visit Specs
  2. 02 OPNsense

    Community Edition may suit users seeking a self-hosted firewall and routing platform on x86-64.

    Free plan Open source Web · iOS · Android · API
    9.1 Visit Specs
  3. 03 IPFire

    IPFire suits individuals, businesses, and organizations that need a self-hosted firewall for networks ranging from home offices to larger deployments.

    From $91.58/mo Free plan Open source Web · Linux · API · Self-hosted
    9.0 Visit Specs
  4. 04 OSSEC

    OSSEC suits teams that need host and network-component monitoring across multiple operating systems, including log, file-integrity, and policy checks.

    From $4.58/mo Free plan Open source Windows · macOS · Linux · API
    9.0 Visit Specs
  5. 05 Arista NG Firewall

    NG Firewall suits organizations seeking network security and management capabilities across hybrid deployments.

    From $22.50/mo Free plan Web
    8.9 Visit Specs
  6. 06 Wazuh

    Wazuh may suit individuals and organizations of different sizes seeking endpoint, cloud, and network security monitoring.

    From $571/mo Free plan Open source Web · Windows · macOS · Linux
    8.6 Visit Specs
  7. 07 SELKS

    SELKS may suit small-to-medium organizations, as well as practitioners, researchers, educators, students, and hobbyists exploring Suricata.

    Free plan Open source Web · Windows · Linux · Self-hosted
    8.3 Visit Specs
  8. 08 Atomic OSSEC

    It suits organizations managing security and compliance across cloud and datacenter environments, including those with legacy systems or operational technology.

    Free trial Web · Windows · macOS · Linux
    8.2 Visit Specs
  9. 09 AWS Network Firewall
    From $0.07/mo Web · API
    7.9 Visit Specs
  10. 10 FortiGate
    Free trial Self-hosted
    7.8 Visit Specs
  11. 11 Cisco Catalyst Center
    Web · Windows · macOS · Linux
    7.7 Visit Specs
  12. 12 Clear NDR - Enterprise
    Web · Linux · API · Self-hosted
    7.7 Visit Specs
  13. 13 Snort
    From $2.50/mo Free plan Linux · Self-hosted
    7.7 Visit Specs
  14. 14 RdpGuard
    From $4.16/mo Free trial Windows
    7.6 Visit Specs
  15. 15 Suricata

    Suricata suits home, corporate, and government users, as well as developers, researchers, and third-party tooling developers who need network detection or monitoring.

    Free plan Windows · macOS · Linux
    7.6 Visit Specs
  16. 16 Forcepoint Next Generation Firewall

    It is aimed at large enterprises, campus networks, data centers, offices, branches, remote sites, and stores.

    Windows · macOS · Linux · Android
    7.5 Visit Specs
  17. 17 Sophos Central Firewall Management
    Free trial Web · API · Self-hosted
    7.5 Visit Specs
  18. 18 Stormshield Management Center

    SMC suits organizations managing multi-site networks built around SNS firewalls, particularly teams that need centralized policy, VPN, firewall, or SD-WAN administration.

    Free trial Web · Linux · API · Self-hosted
    7.5 Visit Specs
  19. 19 Azure Firewall Premium
    Web · API
    7.4 Visit Specs
  20. 20 FortiGuard DNS Filtering Service
    7.4 Visit Specs
  21. 21 scanlogd

    It suits Linux or self-hosted users who need TCP port-scan detection and packet-capture choices.

    Free plan Linux · Self-hosted
    7.4 Visit Specs
  22. 22 Juniper Security Director

    It suits organizations managing Juniper SRX environments across on-premises, cloud, or hybrid infrastructure.

    Web · Self-hosted
    7.3 Visit Specs
  23. 23 Securepoint RC1000R G6
    Web · Windows · iOS · Android
    7.3 Visit Specs
  24. 24 Oracle Cloud Infrastructure DNS
    Web · Linux · API
    7.2 Visit Specs
  25. 25 Huawei HiSecEngine USG6800G

    It suits organizations seeking centralized network security for branches, campuses, or data centers.

    Web
    7.1 Visit Specs
  26. 26 Zyxel Intrusion Prevention System
    6.5 Visit Specs
  27. 27 Palo Alto Networks Advanced Threat Prevention
    From $0.01/mo
    6.4 Visit Specs
  28. 28 AhnLab AIPS
    Web
    6.2 Visit Specs
  29. 29 Check Point Intrusion Prevention System (IPS)Check Point Software Technologies Ltd.
    Self-hosted
    6.0 Visit Specs
  30. 30 Barracuda CloudGen Firewall
    5.9 Visit Specs

pfSense, head to head