NethSecurity

7.7easy start · #1 of 33
in Network Firewall Software

Free to practise onyes
Free trialyes
Well documentedyes
Runs where you worknot on record

Runs on Linux, self-hosted, Web.

NethSecurity is ranked #1 of 33 in network firewall software on The Geeks Club, made by NethSecurity (Pesaro, Italy). It runs on Linux, Self-hosted, Web. There is a free plan. A free trial is offered.

NethSecurity plans and pricing

All plans

Community Not published 3 units without subscription · Approximately 400 detected DPI applications nethsecurity.org · 21 Sept 2026

Personal Not published Approximately 2,000 detected DPI applications nethsecurity.org · 21 Sept 2026

Business Not published Approximately 2,000 detected DPI applications · 2 support tickets per year nethsecurity.org · 21 Sept 2026

Partner Not published More than 20 active subscriptions · Unlimited units nethsecurity.org · 21 Sept 2026

Community Free Free For tech enthusiasts · max 3 units without subscription · community forum nethsecurity.org · 4 Oct 2026

Personal €97/yr € 97,00 yearly For home users · 2,000 DPI applications/protocols detected · no support ticket included · extra tickets € 150,00 nethsecurity.org · 4 Oct 2026

Compared on network firewall software

Free plan: Yes

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The record

Purpose: NethSecurity is an OpenWrt-based unified threat management solution designed for small and medium-sized businesses.
Firewall features: The product combines firewall, multi-WAN, content filtering, deep packet inspection, intrusion prevention and VPN.
VPNs: It supports IPsec, OpenVPN and WireGuard VPNs.
Traffic management: Multi-WAN can load balance across connections, and traffic shaping prioritizes traffic with minimum and maximum bandwidth settings.
Threat protection: Threat Shield blocks attacks from known malicious IP addresses using named blocklists with confidence scores.
Management: The optional NethSecurity Controller runs on NethServer 8 and remotely manages multiple NethSecurity installations.
Controller limit: Without a subscription, the controller can register up to three community firewalls; with a valid subscription there is no unit limit, but only subscribed firewalls can be registered.
Backup: Automatic cloud backup runs nightly and is available only with a subscription.
Integrations: Netify Informatics is a third-party cloud service that uses NethSecurity DPI metadata to provide network intelligence and visibility.
Support: The subscription page states that professional support response time is one business day during Monday-to-Friday business hours in the Italian time zone, excluding Italian holidays.
Trial support: Commercial support cannot be requested during the 30-day trial, which activates the Business plan and excludes services with additional fees.
Hardware requirements: The official documentation search result states NethSecurity is currently available only for x86-64, with minimum requirements of 1 vCPU/core, 1 GB RAM, 1 GB disk and two Ethernet cards.
Open source: The maker describes NethSecurity as a 100% open source project made by Nethesis srl unipersonale.
Headquarters: Pesaro, Italy

Where it ranks on The Geeks Club

Best Network Firewall Software in 2026#1 of 33

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Sources

docs.nethsecurity.org· checked 4 Oct 2026
nethsecurity.org· checked 4 Oct 2026
nethsecurity.org/subscription· checked 4 Oct 2026
docs.nethsecurity.org/_/downloads/en/latest/pdf/· checked 4 Oct 2026