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For this week’s blog, I’m putting the Raspberry Pi 4 through its paces as a viewer for Portable Document Format (PDF) files. I look at the pre-installed solutions including qpdfview, comparing them to the many other PDF viewers in the Raspbian repositories.

nyancat is an animated, color, ANSI-text program that renders a loop of the classic Nyan Cat animation.

Golly is a free and open source cross-platform application for exploring Conway’s Game of Life and many other types of cellular automata.

I’ve received a few requests to see how the RPI4 fares as a remote desktop client. I can see this could make sense. The RPI4 offers dual monitor support. It should have sufficient CPU and GPU resources to act as a functional remote desktop, particularly when connecting to servers that have better system resources.

gorss is a simple free and open source RSS/Atom reader. It’s written in the Golang language. The program offers support for highlighting specific words.

This week’s Raspberry Pi 4 blog focuses on excellent free and open source e-book software that runs on this single-board computer.

I’ve been writing reviews of Linux music players discovering a raft of gems along the way, together with a fair few turkeys. That’s the nature of open source software. It’s not necessarily an indication of quality or maturity. But with a mesmerizing selection on offer, there’s almost always free software that meets my specific requirements. For this review, I’m looking at Gemini, an audio player that sports an integrated wallpaper changer.

The last couple of weeks I’ve looked at whether the RPI4 is capable of two absolutely essential desktop activities: web browsing and email. I was impressed by the wee device in this regard. This week I’m summarizing my experiences of another fundamental desktop activity: running an office suite.

There are two main grepping utility-families: grep and ack. The former is for the plain searching and is ubiquitous. The latter offers smart searching, meaning it knows what files should be filtered out. ripgrep is a hybrid solution that recursively searches your current directory for a regex pattern.

CMatrix is an ncurses program that simulates the display from “The Matrix”, and is based on the screensaver from the movie’s website.

Last week’s blog looked at whether the RPI4 cuts the mustard as a desktop web browser. It does although with a few reservations. This week’s blog focuses on another absolutely essential desktop activity. Managing your email.

nuclear lets you stream music over the internet. It offers easy access to YouTube, SoundCloud, and Jamendo (the latter with partial support), and there’s a plugin system to add additional services. It therefore seeks to offer a unified music environment for managing music content.

This is a weekly blog about the Raspberry Pi 4 (“RPI4”), the latest product in the popular Raspberry Pi range of computers.

If you use Linux on a notebook, TLP is for you. It saves laptop battery power with a wide variety of features. There’s processor frequency scaling, Wifi power saving, hard disk advanced power management, GPU power management and much more.

This is a weekly blog about the Raspberry Pi 4 (“RPI4”), the latest product in the popular Raspberry Pi range of computers.

Continuing in the theme of showing the lighter side of Linux, here’s a curious program. It’s called lolcat, an oddity that applies rainbow colors to text output in the terminal. It works in a similar way to the venerable cat command but jazzes things up with configurable rainbow colors.

This is a weekly blog about the Raspberry Pi 4 (“RPI4”), the latest product in the popular Raspberry Pi range of computers. For this week, we survey open source music players for the RPI4.

Siren is a text-based audio player with one of the lowest system footprints. Luke Baker reviews this free and open source music player.

This is a weekly blog about the Raspberry Pi 4 (“RPI4”), the latest product in the popular Raspberry Pi range of computers.

cheat.sh offers unified access to the best community driven documentation repositories of the world via curl/browser interface. There’s also an installable utility for more flexibility.