Cloudflare WAF
4 alternatives - 1 easy, 2 medium, 1 hard
Why people leave Cloudflare WAF
- Free tier is limited
- All traffic passes through Cloudflare servers
- Can break legitimate requests
- Enterprise pricing is opaque
Comparison
| App | Difficulty | RAM | Docker | Mobile | Status | |
|---|---|---|---|---|---|---|
| CrowdSec Collaborative intrusion prevention system that analyzes logs and shares threat intelligence. | medium | 0.25GB | - | - | Active | |
| Fail2ban Log-parsing daemon that bans IPs showing malicious signs like repeated authentication failures. | easy | 0.1GB | - | - | Active | |
| Pangolin Identity-aware tunnel and reverse proxy for securely exposing private services through WireGuard. | medium | 1GB | - | Active | ||
| Wazuh Open-source XDR and SIEM platform for endpoint, cloud, and workload security monitoring. | hard | 4GB | - | Active |
Detailed Look
CrowdSecTop Pick
Collaborative intrusion prevention system that analyzes logs and shares threat intelligence.
Pros
- + Crowd-sourced threat intelligence
- + Lightweight Go binary
- + Works with many bouncers for different services
- + Active community sharing blocklists
Cons
- - Cloud console required for full features
- - Bouncer setup adds complexity
- - Can generate false positives
- - Some features require paid tier
Fail2ban
Log-parsing daemon that bans IPs showing malicious signs like repeated authentication failures.
Pros
- + Battle-tested and widely used
- + Very lightweight
- + Extensive filter library for many services
- + Easy to configure for common use cases
Cons
- - Regex-based filters can be fragile
- - No web UI
- - IPv6 support is limited
- - Cannot share threat intel like CrowdSec
Pangolin
Identity-aware tunnel and reverse proxy for securely exposing private services through WireGuard.
Pros
- + Strong self-hosted alternative to hosted tunnels and access proxies
- + Combines WireGuard networking with app-level access controls
- + Useful for exposing homelab services without opening broad ports
Cons
- - More moving parts than a simple reverse proxy
- - Requires careful DNS, tunnel, and identity setup
- - Younger ecosystem than Tailscale or Cloudflare Access
Wazuh
Open-source XDR and SIEM platform for endpoint, cloud, and workload security monitoring.
Pros
- + Broad endpoint, cloud, and compliance monitoring coverage
- + Strong fit for replacing hosted security monitoring
- + Large ecosystem and active project
Cons
- - Heavy stack compared with homelab monitoring tools
- - Tuning alerts and agents takes time
- - Storage requirements grow quickly with log volume
Can't decide? Compare CrowdSec, Fail2ban, Pangolin side by side →