Hi there,

For an entire decade now, OPNsense is driving innovation through modularising and hardening the open source firewall, with simple and reliable firmware upgrades, multi-language support, fast adoption of upstream software updates as well as clear and stable 2-Clause BSD licensing.

25.1, nicknamed "Ultimate Unicorn", features numerous MVC/API conversions, improved security zones support and documentation, ZFS snapshot support, a new UI look with a light and dark theme, PHP 8.3, FreeBSD 14.2 plus much more.

Download links, an installation guide[1] and the checksums for the images can be found below as well.

Here are the full patch notes against version 24.7.12:

Migration notes, known issues and limitations:

The public key for the 25.1 series is:

-----BEGIN PUBLIC KEY-----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-----END PUBLIC KEY-----


Stay safe,
Your OPNsense team

SHA256 (OPNsense-25.1-dvd-amd64.iso.bz2) = 68efe0e5c20bd5fbe42918f000685ec10a1756126e37ca28f187b2ad7e5889ca
SHA256 (OPNsense-25.1-nano-amd64.img.bz2) = a51e4499df6394042ad804daa8e376c291e8475860343a0a44d93d8c8cf4636e
SHA256 (OPNsense-25.1-serial-amd64.img.bz2) = 57c05e935790f9b2b800a19374948284889988741cfbaf6fae7600f7a4451022
SHA256 (OPNsense-25.1-vga-amd64.img.bz2) = 89fcf5bdb1d2ea2ea6ba4cdc1268ea0a1e22b944330d7bee0711c8630cc905af