OPNsense
OPNsense is an open source, FreeBSD-based firewall and routing software developed by Deciso, a company in the Netherlands that makes hardware and sells support packages for OPNsense. It is a fork of pfSense, which in turn was forked from m0n0wall built on FreeBSD. It was launched in January 2015. When m0n0wall closed down in February 2015 its creator, Manuel Kasper, referred its developer community to OPNsense.
| Developer | Deciso B.V. |
|---|---|
| OS family | FreeBSD (13.2-RELEASE) |
| Working state | Current |
| Source model | Open source |
| Initial release | 5 January 2015 |
| Latest release | 24.1.1 ("Savvy Shark") / February 6, 2024 |
| Repository | |
| Platforms | x86-64 |
| Kernel type | Monolithic kernel |
| Influenced by | M0n0wall. pfSense |
| License | Simplified BSD / FreeBSD License |
| Official website | opnsense |
| Support status | |
| Community & Commercial | |
OPNsense has a web-based interface and can be used on the x86-64 platform. Along with acting as a firewall, it has traffic shaping, load balancing, and virtual private network capabilities, and others can be added via plugins. OPNsense offers next-generation firewall capabilities utilizing Zenarmor, a NGFW plugin developed by OPNsense partner Sunny Valley Networks.