sysctlview 1.0

sysctlview 1.0 has been released!

sysctlview is a graphical explorer for the sysctl MIB (Source Code - Port - Distrowatch - DiscoverBSD).

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Manual Page nsysctl(8)

nsysctl is a tool to get or set the FreeBSD kernel state supporting libxo and a lot of options, this manual page is intended as a reference document only, please refer to nsysctl tutorial for a more thorough description.

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nsysctl tutorial

[Updated 2019-4-28]

nsysctl is a tool to get or set the FreeBSD kernel state, this post is a step-by-step tutorial; note, the current version “0.9” is the stage for testing, ideas and feedback ( has a TODO list).

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Manual Page sysctlmibinfo(3)

sysctlmibinfo is an open source (2-Clause BSD License) library for FreeBSD. It provides an easy userland API to the kernel sysctl MIB Tree to get mib-entry information, to traverse the MIB and then to build quickly a custom sysctl(8) tool.

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ViM syntax highlighting for COOL

COOL (Classroom Object Oriented Language) is a language created to develop a compiler in a one semester course. Before to implement the compiler, I need to study the language, so, since “learning to code = coding”, colored syntax is a good friend.

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OpenBSD audio subsystem graph

I wanted to know the audio subsystem in OpenBSD (more specifically all the components beetween user applications and hardware), then I created an ASCII graph to describe it.

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GNU Make vs BSD Make

Recently I ported some project from Debian (GNU/Linux) to FreeBSD. I used GNU Make to compile under Debian, but in FreeBSD, I preferred to use its make.

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Hello World!

puts 'Hello, world!'

… Traditional and mandatory “Hello World”.