Best Self-Hosted Sophos Firewall Alternatives in 2026
Sophos Firewall is a next-gen firewall with deep packet inspection, VPN, and advanced threat protection.
2 Self-Hosted Alternatives to Sophos Firewall
pfSense
5.6KFor security & authentication, pfSense is a self-hosted solution that provides comprehensive network security solution for enterprises.
Opnsense
4.3KOpnsense is a self-hosted deployment & paas replacement for Sophos Firewall and UniFi Security Gateway.
Why Look for Sophos Firewall Alternatives?
Sophos Firewall is a next-gen firewall with deep packet inspection, VPN, and advanced threat protection.
Self-hosted alternatives give you full data ownership, predictable costs, and zero vendor lock-in. You run the software on your own infrastructure and control everything.
2 Best Open-Source Alternatives to Sophos Firewall
pfSense
Comprehensive network security solution for enterprises. — 5,564 GitHub stars. Licensed under Apache-2.0.
Opnsense
From VPN to Intrusion Detection, best-in-class, free open-source firewall. — 4,310 GitHub stars. Licensed under BSD-2-Clause.
Why Self-Host Instead of Sophos Firewall?
- Data ownership. Your data stays on your server, not on Sophos Firewall’s infrastructure.
- Predictable costs. Pay a fixed VPS cost instead of growing per-user or per-usage fees.
- No vendor lock-in. Export and migrate your data anytime. You control the database.
- GDPR and compliance. Hosting your own tools simplifies data residency and compliance requirements.
Why teams switch from Sophos Firewall
- → Data ownership. Your data stays on your server -- not on Sophos Firewall's infrastructure.
- → Predictable costs. Pay a fixed VPS cost instead of growing per-user or per-usage fees.
- → No vendor lock-in. Export and migrate your data anytime. You control the database.
- → GDPR and compliance. Hosting your own tools simplifies data residency and compliance requirements.
Browse more Security & Authentication tools
Explore 159 open-source security & authentication tools you can self-host.
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