FreePBX 17: VoIP PBX on Debian 12
Install FreePBX 17 on Debian 12 via script or ISO, create PJSIP extensions, and plan the migration safely with backup and restore.
Debian
ISPConfig 3.3.2: Ubuntu 26.04, DMARC, and security fixes
ISPConfig 3.3.2 ships Ubuntu 26.04, DMARC on the inbound path, database backups that don't lock up tables, and fixes a SQL injection in the remote API and a privilege escalation in Fetchmail. See what changed, the 3.3.2p1 patch, and how to update safely.
Creating .deb packages for Debian and derivatives
Distributing software for Debian, Ubuntu, Mint, and derivatives without a .deb means leaving the job half done: no dependency management, clean updates, or removal without leftovers. The good news: creating a decent .deb package is easier than its reputation suggests. In this complete guide, you will go from a handcrafted package with dpkg-deb to a package … Read more
Nginx and multiple PHP versions on Debian and Ubuntu
Debian 12 ships PHP 8.2. Ubuntu 24.04 ships 8.3. Debian 13, 8.4. Ubuntu 26.04, 8.5. A real host needs all three at once: the old WordPress site, the new Laravel application, and the cron CLI. The distribution repository does not allow it. Ondřej Surý’s does. nginx comes from nginx.org — stable, pinned, without mixing … Read more
Installing .NET 10 on Linux
Anyone still saying “.NET Core 10” is not wrong about its history — the Core name ended at 3.1. Since version 5, the platform has simply been called .NET. Version 10 came out on November 11, 2025, is LTS until November 14, 2028, and in September 2026 the stable SDK is 10.0.400 … Read more
The story of Carlos Morimoto and Kurumin Linux
In Brazil in the 2000s, putting Linux on the desktop still meant facing partitioning, LILO, and English-language forums. Carlos Eduardo Morimoto da Silva — the person behind Guia do Hardware — decided to do the opposite: a live CD in Portuguese, with KDE and “magic icons” that installed everything with one click, all fitting on a mini-CD … Read more
The history of Proxmox: KVM and LXC on Debian
On April 29, 2005, two Linux developers in Vienna, Dietmar and Martin Maurer, released Proxmox Mail Gateway and registered the GmbH. Three years later came Virtual Environment: OpenVZ + KVM, a browser, Debian. In 2026, Proxmox VE 9.2 (May 21) runs kernel 7.0, QEMU 11, and LXC 7 … Read more
The story of Ian Murdock: Debian's founder
In August 1993, a 20-year-old Purdue student was frustrated with Softlanding Linux System. Broken packages, a fragile installation, a distribution treated as an afterthought. Instead of continuing to patch SLS, Ian Ashley Murdock (Konstanz, April 28, 1973) announced that he would start from scratch — openly, in the spirit of GNU … Read more
Installing IRPF on Linux
The tax lion still lives on Linux. The Brazilian Federal Revenue Service’s tax return program (PGD) runs on x86_64 with the official installer. You can also file through e-CAC without downloading anything, or through the Receita Federal app. This post is the path … Read more
Linux Server Series: installing Debian, openSUSE, Ubuntu, and CentOS
This series shows annotated installations of four distributions in server mode, intended as the foundation of a web hosting environment — the base on which ISPConfig is added later. What to install in 2026 If you are building … Read more