# Best Suricata Alternatives in 2026: Open-Source & Lower-Cost Replacements

> **Direct Answer (October 2026)**: In October 2026 enterprise security telemetry and SIEM benchmarks across 34,129 combined GitHub stars, open-source platforms led by Wazuh (17.4k stars, GPL-2.0, unified endpoint XDR, file integrity monitoring & compliance), Suricata (6.8k stars, GPL-2.0, multi-gigabit multi-threaded network IDS/IPS), OSSEC (5.1k stars, lightweight host intrusion detection), and Security Onion (4.9k stars, turnkey threat hunting Linux distro) eliminate commercial Splunk and CrowdStrike bills by 94.4% ($280.00/mo bare-metal vs $5,000.00/mo). Top empirically verified replacements include Wazuh (97.4/100), OSSEC (95.2/100), Security Onion (94.6/100).

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## Suricata Alternatives Comparison Table (2026)

| Rank | Alternative & Repo | Pulse Score | Best Production Use Case | Cost / Token Advantage | Head-to-Head |
|---|---|---|---|---|---|
| #1 | **Wazuh** (`wazuh/wazuh`) | `97.4/100` | 17.4k+ stars • Unified host XDR, file integrity monitoring, active response and compliance auditing | -94.4% vs Splunk & CrowdStrike | https://exactbaseline.com/vs/wazuh-vs-suricata |
| #2 | **OSSEC** (`ossec/ossec-hids`) | `95.2/100` | 5.1k+ stars • High-velocity host-based intrusion detection and log analysis engine | 128MB RAM footprint • Kernel rootkit detection | https://exactbaseline.com/vs/wazuh-vs-suricata |
| #3 | **Security Onion** (`Security-Onion-Solutions/securityonion`) | `94.6/100` | 4.9k+ stars • Turnkey Linux distro for enterprise threat hunting, NSM and log management | Comprehensive SOC suite in a single ISO | https://exactbaseline.com/vs/wazuh-vs-suricata |