Softwr

Operating Systems · head to head

OpenWrt vs pfSense

OpenWrt logo

OpenWrt

Operating Systems

Linux firmware replacement for routers and embedded network devices, with a package manager and writable filesystem

From
Free
Rated
-
Full reviewWebsite
pfSense logo

pfSense

Networking

Open source firewall software with a free Community Edition and a separate commercial Plus edition sold by Netgate

From
Free
Rated
-
Full reviewWebsite

The short version

  • Each has a real cost: OpenWrt support is per device and per hardware revision, so a model number that worked last year may point at a different chipset this year and be unsupported.; pfSense pfSense CE and pfSense Plus are not simply the same software with a support contract layered on top; Plus is a separately developed edition with its own feature set, and moving between them is a migration, not a toggle
  • They diverge on capability: OpenWrt covers Package manager, pfSense covers Stateful firewall and NAT.
  • Prices and features above were last checked on 1 September 2026.

Where they differ

Only the attributes on which OpenWrt and pfSense actually diverge.

Attributes where OpenWrt and pfSense differ
AttributeOpenWrtpfSense
Pricing modelOpen source, no licence feeOpen source Community Edition, free; commercial Plus edition sold separately by Netgate
PlatformsRouters, Access points, x86-64, ARM, MIPS, Embedded gatewaysLinux
CategoryOperating SystemsNetworking

Identical on both: starting price (Free), free tier (Yes), user rating (Not yet rated).

What each one covers

Drawn from each product's published feature list. An absence here means we hold no record of it - not that the product lacks it.

Only in OpenWrt

  • Package manager
  • LuCI web interface
  • Traffic shaping
  • VPN and DNS
  • VLAN and multi-network
  • OpenWrt One

Only in pfSense

  • Stateful firewall and NAT
  • VPN support
  • Traffic shaping and QoS
  • Package ecosystem
  • CE and Plus editions

What people use each for

The jobs each tool is most often brought in to do.

OpenWrt

  • Extending the useful life of an ISP-supplied router that has stopped receiving security updatesnot pfSense
  • Separating guest, IoT and work devices onto VLANs on hardware that does not offer it nativelynot pfSense
  • Running WireGuard, ad blocking or DNS over TLS at the edge rather than configuring every clientnot pfSense
  • Building small industrial or retail gateways where a full Linux distribution is too heavynot pfSense

pfSense

  • A home user or small business wanting a free, fully-featured firewall on commodity hardware with no licence costnot OpenWrt
  • A business wanting an integrated firewall appliance with vendor support, typically buying a Netgate appliance bundled with pfSense Plusnot OpenWrt
  • A team wanting to evaluate advanced features like real-time threat intelligence before committing to Netgate hardware or a Plus migrationnot OpenWrt
  • An organisation replacing an expensive commercial firewall with an open source alternative while retaining the option to add commercial support laternot OpenWrt

Where each one falls short

Documented limitations, not opinions. Every one is a constraint you would hit in normal use.

OpenWrt

  • Support is per device and per hardware revision, so a model number that worked last year may point at a different chipset this year and be unsupported.
  • Flashing can brick a device permanently, and on hardware without a serial console or a recovery bootloader there is no way back.
  • Devices with 4MB or 8MB of flash have been dropped from recent releases, so a lot of older hardware is stuck on unsupported versions with known vulnerabilities.
  • Hardware acceleration for NAT and routing depends on vendor drivers, and enabling traffic shaping frequently cuts a gigabit connection to a fraction of its rated throughput.
  • A sysupgrade keeps your configuration but not your installed packages, so every release upgrade is followed by reinstalling and reconfiguring add-ons by hand.

pfSense

  • pfSense CE and pfSense Plus are not simply the same software with a support contract layered on top; Plus is a separately developed edition with its own feature set, and moving between them is a migration, not a toggle
  • Running Plus on non-Netgate hardware depends on Netgate's current migration terms, which have changed over time, so a buyer planning to use white-box hardware with Plus should verify current eligibility rather than assume it works as it did previously
  • CE has no official vendor support channel; a business relying on it for production firewalling without a support contract is self-supporting on community forums
  • Some newer features and threat intelligence integrations are Plus-only, so CE users do not get feature parity going forward even though both editions remain under active development
  • Netgate's own appliance pricing and the terms of the CE-to-Plus migration path are not always clearly presented in one place, requiring some digging to understand the real total cost of a Plus deployment on non-Netgate hardware
  • As with any self-managed firewall, security depends on the operator applying updates and correctly configuring rules; there is no managed security operations layer included even in Plus

Pricing, plan by plan

OpenWrt

Free
  • OpenWrtFree
    • No licence fee for any device count
    • All packages from the official feeds
    • Community support via forum and wiki

pfSense

Free
  • pfSense CEFree
    • Full firewall and routing functionality
    • No vendor lock-in to hardware
    • Community support
  • pfSense Plus (via Netgate appliance)$undefined/one-time
    • Bundled with Netgate hardware appliances from around $189
    • Threat intelligence feeds
    • Certified support tiers

Which should you pick?

Choose OpenWrt if

  • You need package manager.
  • You want to start without paying.
  • You work on Routers, Access points, x86-64, ARM, MIPS, Embedded gateways.
  • You also want luci web interface.
OpenWrt review

Choose pfSense if

  • You need stateful firewall and nat.
  • You want to start without paying.
  • You work on Linux.
  • You also want vpn support.
pfSense review

Questions people ask

Is OpenWrt or pfSense better?
Neither clearly leads. OpenWrt starts at Free and pfSense at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, OpenWrt or pfSense?
OpenWrt starts at Free and pfSense at Free.
Does OpenWrt or pfSense run on more platforms?
OpenWrt runs on Routers, Access points, x86-64, ARM, MIPS, Embedded gateways. pfSense runs on Linux.
Can I use OpenWrt for free?
Both have a free tier, so you can try either at no cost before committing.
What is OpenWrt best used for?
OpenWrt is most often used for extending the useful life of an isp-supplied router that has stopped receiving security updates, separating guest, iot and work devices onto vlans on hardware that does not offer it natively, running wireguard, ad blocking or dns over tls at the edge rather than configuring every client, building small industrial or retail gateways where a full linux distribution is too heavy. Of those, extending the useful life of an isp-supplied router that has stopped receiving security updates and separating guest, iot and work devices onto vlans on hardware that does not offer it natively are not what pfSense is typically brought in for.
What can OpenWrt do that pfSense cannot?
OpenWrt covers Package manager, LuCI web interface, Traffic shaping, VPN and DNS. pfSense covers Stateful firewall and NAT, VPN support, Traffic shaping and QoS, Package ecosystem.

Answered from the vendors’ own pages

OpenWrt: How do I know my router is supported?

Check the Table of Hardware for your exact model and revision before buying or flashing. Do not assume that a supported model number means a supported unit; manufacturers change chipsets within a model.

pfSense: What is the difference between pfSense CE and pfSense Plus?

CE is the free, open source edition installable on any compatible hardware; Plus is a commercial edition from Netgate with additional features and support, typically bundled with Netgate appliances.

OpenWrt: Is the OpenWrt One worth buying over a used router?

If you are evaluating OpenWrt rather than rescuing hardware you own, yes. It is supported by definition, has an unbrickable boot arrangement, and part of the price funds the project.

pfSense: Can I run pfSense Plus on my own hardware?

It is possible through a migration from a CE installation via Netgate's official channel, but the terms and availability of that path have changed over time and should be confirmed directly with Netgate.

OpenWrt: Will flashing void my warranty?

Almost always, and it may also break the ISP remote management your provider relies on for support. Keep the stock firmware image before you start.

pfSense: Is pfSense CE really free with no catch?

Yes, CE has no licence fee and no hardware lock-in, though it comes with community rather than vendor support.

OpenWrt: Is opkg still the package manager?

It is in the current stable releases, but development has moved towards apk, so expect package tooling and command syntax to change at the next major release.

Share

Related pages

More on OpenWrt

More on pfSense

Keep looking

Other head to heads