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Intrusion Detection and Prevention Software

Alternatives to CrowdSec

{"intro": "CrowdSec combines local analysis of logs and requests with blocking for malicious IPs. Its Security Engine detects behavior and attacks without sending logs away, while the Remediation Component applies blocks across platforms. The AppSec Component adds web-application firewall protection, and the free Community offering includes decision management, audit support, selected AWS and Kubernetes scenarios, and integrations such as Cloudflare, Docker, WordPress, and Windows Firewall. IP Reputation adds contextual, time-lined intelligence. The Security Engine is free, while IP Reputation API access costs $49 a month and other commercial options cost more or have no listed price.\n\nAlternatives suit readers who need a different security center of gravity: endpoint and cloud analytics, host intrusion detection, routing and firewall controls, private application access, managed remote-user protection, or packet-focused monitoring. Compare each product’s platforms, deployment model, response actions, and cost. Also check whether free software is actively developed, whether a trial is available, and whether its scope matches your environment. A narrower tool may fit one role better, but may not combine CrowdSec’s behavior analysis, IP reputation, application protection, and remediation.", "rows": [{"ref": "sw:wazuh", "name": "Wazuh", "best_for": "Endpoint, cloud, and compliance security analytics", "pricing": "Free plan; paid from $571/mo; 14-day trial", "key_difference": "Wazuh adds XDR and SIEM analysis, file-integrity monitoring, vulnerability correlation, and cloud-service coverage beyond CrowdSec’s IP-focused stack.", "choose_when": "Choose it when endpoint inventory, file changes, CVE correlation, incident response, or AWS, Azure, Google Cloud, Microsoft 365, and GitHub monitoring matter more."}, {"ref": "sw:ossec", "name": "OSSEC", "best_for": "Open-source host intrusion detection and policy control", "pricing": "Free plan; paid from $55/yr; 14-day trial", "key_difference": "OSSEC centers on host intrusion detection with file, registry, rootkit, policy, and agentless monitoring rather than CrowdSec’s behavior and IP-reputation approach.", "choose_when": "Choose it when centralized host policies, compliance controls, registry monitoring, or agentless router and firewall monitoring are priorities."}, {"ref": "sw:pfsense", "name": "pfSense", "best_for": "Open-source firewall and router deployment", "pricing": "Free plan; 30-day trial", "key_difference": "pfSense is a FreeBSD-based firewall and router with stateful inspection, routing, IDS/IPS, and packet rules instead of CrowdSec’s security stack.", "choose_when": "Choose it when you need policy-based routing, IPv4 and IPv6 routes, or a web-managed firewall with Snort, Suricata, and IP block lists."}, {"ref": "sw:zscaler-private-access", "name": "Zscaler Private Access", "best_for": "Zero-trust private application and workload access", "pricing": "Pricing on request", "key_difference": "Zscaler Private Access brokers one-to-one access to private apps and workloads, adding segmentation without exposing apps or the corporate network.", "choose_when": "Choose it when users need zero-trust access from any device or location, or when hybrid and multicloud workload segmentation outweigh IP blocking."}, {"ref": "sw:watchguard-firecloud", "name": "WatchGuard FireCloud", "best_for": "Managed firewall protection for remote users", "pricing": "30-day trial; no free plan", "key_difference": "FireCloud is a managed cloud firewall service with gateway antivirus, APT blocking, and remote access to company resources without a VPN.", "choose_when": "Choose it when remote-user internet protection, malware and data-leakage scanning, or VPN-free local-network access is the main requirement."}, {"ref": "sw:selks", "name": "SELKS", "best_for": "Free Suricata network monitoring and threat hunting", "pricing": "Free plan", "key_difference": "SELKS packages Suricata IDS/IPS, network monitoring, threat hunting, ruleset management, and packet capture, but stopped active enhancement on January 1, 2025.", "choose_when": "Choose it for a free, open-source network investigation workflow with PCAP exports, while accepting that no future releases are planned."}, {"ref": "sw:suricata", "name": "Suricata", "best_for": "High-throughput network IDS, IPS, and traffic analysis", "pricing": "Free plan", "key_difference": "Suricata is a standalone network analysis engine that inspects multi-gigabit traffic, logs protocols, and extracts files rather than managing CrowdSec remediation.", "choose_when": "Choose it when signature-based packet inspection, traffic anomaly detection, protocol logging, or embedding an analysis engine is more important than IP reputation."}]}

  1. 01 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
  2. 02 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
  3. 03 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
  4. 04 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
  5. 05 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
  6. 06 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
  7. 07 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
  8. 08 pfSense

    pfSense may suit home and remote workers, businesses, government, education, and service providers.

    Free plan Web · Linux · Self-hosted
    8.1 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

CrowdSec, head to head