FreeBSD Articles

A technical deep-dive into running a modern, secure mail server on FreeBSD 15.0 using VNET jails, ZFS encryption, and GeoIP-aware firewalling.

Using MaxMind’s GeoLite2 database with FreeBSD’s PF firewall to restrict client-facing services to specific countries, reducing brute-force attempts and log noise while keeping essential services globally accessible.

A custom Ansible connection plugin that enables native management of FreeBSD jails via jexec, without requiring SSH inside each jail.

Proxmox VE generates network-config v1, but FreeBSD 15’s nuageinit only speaks v2. Here’s a script that bridges the gap for static IP configuration.

How to run a Factorio dedicated server inside a FreeBSD jail using Linux binary compatibility, with no native port required.

A full-stack overview of hosting a Pelican blog on FreeBSD 15.0 using Bastille jails, Caddy reverse proxy, and automated CI/CD deployment via Forgejo Actions.

Migrating a Mastodon instance to FreeBSD with BastilleBSD - a multi-jail architecture with aggressive service separation, centralized PF firewalling, and a fully dual-stack network design.

A reproducible dual-stack configuration for FreeBSD on Hetzner Cloud with VNET jails, PF NAT for IPv4, and a /65 split trick to give jails native globally-routable IPv6 from a single /64.

Achieving near-Linux battery life on the T480 while staying purely BSD.

Using sysctl, coretemp, and shell scripting to monitor CPU and disk temperatures on FreeBSD - a lightweight approach without heavy monitoring frameworks.