Best CrowdSec Alternatives in 2026
The top CrowdSec alternatives are Suricata, Palo Alto Networks Advanced Threat Prevention and Check Point Intrusion Prevention System (IPS): 15 intrusion detection and prevention software our editors would look at instead of CrowdSec, in our ranking order.
CrowdSec: A multi-scope, open-source IDS/IPS with free detection and paid threat-intelligence options. Where it falls short: paid capabilities are divided across multiple offerings.
Advertiser disclosure: iTechGuides is reader-supported. We may earn a commission when you click some links. How we rank.
-
Best forFree open-source network IDS and IPS
A capable free network IDS and IPS for teams prepared to manage self-hosted deployment.
- Inline blocking
- Encrypted traffic inspection
- Threat intelligence
9.0/10★★★★☆Visit Suricata -
Best forAdvanced zero-day and exploit prevention
A strong fit for Palo Alto environments needing inline zero-day and exploit prevention.
- Cloud workload support
- Inline blocking
- Encrypted traffic inspection
8.8/10★★★★☆Visit Palo Alto -
Best forEnterprise IPS with mature threat prevention
Enterprise IPS combining signature, behavioral, and virtual patching defenses.
- Cloud workload support
- Inline blocking
- Encrypted traffic inspection
7.7/10★★★★☆Visit Check Point -
Best forBroad hybrid IPS and malware defense
A broad hybrid IPS for organizations needing inline blocking and malware defense.
- Cloud workload support
- Inline blocking
- Encrypted traffic inspection
7.4/10★★★★☆Visit Trellix -
Best forLinux teams seeking low-cost Snort-based detection
A low-cost Snort engine with inline blocking and flexible packet analysis.
- Inline blocking
- Encrypted traffic inspection
- Threat intelligence
7.3/10★★★★☆Visit Snort -
Best forNetwork appliances with detailed IPS controls
A focused network IPS for appliance-based deployments and granular policy control.
- Inline blocking
- Encrypted traffic inspection
- Threat intelligence
7.1/10★★★★☆Visit AhnLab -
Best forAppliance-based network threat prevention
A broad appliance IPS for inline blocking, encrypted traffic inspection, and centralized control.
- Inline blocking
- Encrypted traffic inspection
- Threat intelligence
6.9/10★★★☆☆Visit Hillstone -
Best forOpen-source Suricata monitoring and hunting
A free Suricata stack for network detection, hunting, dashboards, and packet analysis.
- Inline blocking
- Encrypted traffic inspection
- Threat intelligence
6.6/10★★★☆☆Visit SELKS -
Best forCloud IPS for distributed user traffic
A cloud IPS for distributed users with inline detection, TLS inspection, and security integrations.
- Inline blocking
- Encrypted traffic inspection
- Threat intelligence
6.5/10★★★☆☆Visit Zscaler -
Best forHigh-capacity network security appliances
A high-capacity appliance combining inline prevention, inspection, and centralized security management.
- Inline blocking
- Encrypted traffic inspection
- Threat intelligence
6.3/10★★★☆☆Visit Huawei -
Best forStraightforward appliance IPS deployment
A focused appliance IPS with SSL inspection, virtual patching, and weekly signatures.
- Inline blocking
- Encrypted traffic inspection
6.1/10★★★☆☆Visit Zyxel -
Best forHybrid IPS with automation and cloud support
A hybrid firewall and IPS suite with cloud support, automation, and broad controls.
5.9/10★★★☆☆Visit FortiGate -
Best forUsage-priced IPS inside AWS networks
A usage-priced AWS firewall with deep inspection, TLS controls, and Suricata-compatible IPS rules.
5.8/10★★★☆☆Visit site -
Best forFree host intrusion detection and monitoring
A flexible free HIDS with broad monitoring, plus paid rules, scanning, and support.
- Cloud workload support
- Threat intelligence
5.8/10★★★☆☆Visit OSSEC -
Best forManaged branch and cloud firewall IPS
A broad firewall portfolio with IPS, encrypted-traffic inspection, and hybrid deployment options.
5.7/10★★★☆☆Visit WatchGuard
CrowdSec Alternatives: Common Questions
What is the best alternative to CrowdSec?
Suricata: #1 in our Intrusion Detection and Prevention Software ranking, with an editor score of 9.0 out of 10. A capable free network IDS and IPS for teams prepared to manage self-hosted deployment.
Is there a free alternative to CrowdSec?
Yes. Suricata, Snort, SELKS and OSSEC have a free plan or a free tier.
CrowdSec vs Each Alternative
| # | Tool | Free plan | Paid from | Deployment model | Network scope | Inline blocking | Encrypted traffic inspection | Cloud workload support | Score |
|---|---|---|---|---|---|---|---|---|---|
| 8 | CrowdSec | Yes | $49/mo | Hybrid | Multi-scope | Yes | — | Yes | 6.8 |
| 1 | Suricata | Yes | None | Software | Network | Yes | Yes | — | 9.0 |
| 2 | Palo Alto Networks Advanced Threat Prevention | No | — | Hybrid | Multi-scope | Yes | Yes | Yes | 8.8 |
| 3 | Check Point Intrusion Prevention System (IPS) | — | — | Hybrid | Multi-scope | Yes | Yes | Yes | 7.7 |
| 4 | Trellix Intrusion Prevention System | — | — | Hybrid | Multi-scope | Yes | Yes | Yes | 7.4 |
| 5 | Snort | Yes | — | Software | Network | Yes | Yes | — | 7.3 |
| 6 | AhnLab AIPS | — | — | Appliance | Network | Yes | Yes | No | 7.1 |
| 7 | Hillstone Network Intrusion Prevention System | — | — | Appliance | Network | Yes | Yes | — | 6.9 |
| 9 | SELKS | Yes | None | Software | Network | Yes | Yes | — | 6.6 |
| 10 | Zscaler Cloud IPS | — | — | Cloud | Network | Yes | Yes | — | 6.5 |
| 11 | Huawei HiSecEngine USG6800G | — | — | Appliance | Network | Yes | Yes | — | 6.3 |
| 12 | Zyxel Intrusion Prevention System | — | — | Appliance | Network | Yes | Yes | — | 6.1 |
| 13 | FortiGate | No | — | Hybrid | — | — | — | — | 5.9 |
| 14 | AWS Network Firewall | No | — | Cloud | — | — | — | — | 5.8 |
| 15 | OSSEC | Yes | — | Hybrid | Multi-scope | — | — | Yes | 5.8 |
| 16 | WatchGuard Firebox | — | — | Hybrid | — | — | — | — | 5.7 |
Head-to-Head
- CrowdSec vs Suricata
- CrowdSec vs Palo Alto Networks Advanced Threat Prevention
- CrowdSec vs Check Point Intrusion Prevention System (IPS)
- CrowdSec vs Trellix Intrusion Prevention System
- CrowdSec vs Snort
- CrowdSec vs AhnLab AIPS
Reviewed by iTechGuides Editors · Editorial team · Updated Sep 2026
Last updated · How we research and update