Calico got its start in 2016 as a networking technology for cloud-native environments, serving as a plug-in to the Kubernetes Container Networking Interface (CNI) component. Over the last decade, the technology has continued to expand, supporting more use cases and evolving network requirements.

The open-source Calico 3.30 update pushes the project further with multiple technical advancements including flow logging, enhanced observability and visualization, staged network policies for pre-implementation testing, and hierarchical policy management with tiers.

We'll see if messaging client can keep up with sibling browser. Mozilla has lobbed out Firefox 138, and subsidiary MZLA's Thunderbird 138 isn't far behind. The venerable messaging client is picking up the pace and finally syncing its stride with the browser that spawned it.…

openSUSE Leap 16 Beta is now available, adopting SELinux by default, offering a stable base from SLE 16, kernel 6.12, GNOME 48, KDE 6.3, and more.

Email remains a cornerstone of modern communication. From business notifications to personal messages, having a robust and reliable mail server is essential. While cloud-based solutions dominate the mainstream, self-hosting a mail server offers control, customization, and learning opportunities that managed services can't match.

We sat down with Carl Richell, CEO of System76, for an in-depth conversation about the company’s mission, the future of Pop!_OS, and the development of their new COSMIC desktop environment.

Intel's AI Flame Graphs software is now open-source. This is a project that started for Intel's Tiber AI Cloud to provide more insight into AI accelerator/GPU usage and hardware profilining of the full software stack. After being an internal/customer-only software project for some months, AI Flame Graphs is now open-source...

Libreboot 25.04 "Corny Calamity" open-source boot firmware debuts with a new YY.MM versioning scheme, broad distro support, and more.

Thunderbird 138 is out now as the latest stable version of this popular, open-source, free, and cross-platform email, address book, chat, news, and calendar client for GNU/Linux, macOS, and Windows systems.

Valve and CodeWeavers today announced the much anticipated beta release of Proton 10.0 as the newest version of their downstream version of Wine that powers Steam Play for running Windows games on Linux...

The PCLinuxOS Magazine staff is pleased to announce the release of the May 2025 issue.

The tryhard's favorite distro wins an approved home in Microsoft's OS There have been unofficial versions for years, but Arch Linux is now officially on the menu for people using Windows Subsystem for Linux (WSL).…

Firefox 138 was released yesterday and wasn't particularly exciting besides enhanced profile management and Tab Groups support... Aside from that it was a pretty basic release. In turn Firefox 139 is now in beta and that release does bring some items worth mentioning like faster HTTP/3 upload performance...

PyXL is a custom-built computer chip (a hardware processor) specifically designed to understand and execute Python code directly in hardware.

The United Nations became the latest large organization to embrace this collaborative office suite when it used it to replace Google Forms. Here’s what you need to know about the open-source project.

The Document Foundation announced today the general availability of LibreOffice 25.2.3 as the third maintenance update to the latest LibreOffice 25.2 office suite series to fix various bugs and other issues.

The openSUSE project released today the beta version of the upcoming openSUSE Leap 16 operating system series for public testing, giving users a first glimpse of what will be included in the final release later this year.

FreeBSD evidently found last year’s Community Survey so useful that they’re turning it into an annual event.

GNOME is probably the most used desktop environment on Linux; its latest iteration (codename “Bengaluru”), ships with many performance improvements and some new features, as the ability to limit the battery charge straight from the “control center”, in order to preserve its health and increase its lifespan. By default, when this feature is active, a battery will start charging only when under 75% of its capacity, and will stop charging when it reaches 80%. In this tutorial, we learn how to replace those values with custom ones.

The good news: everyone's using it. The bad news: have you seen how they're using it? OpenLogic's 2025 State of Open Source Report offers a slightly different perspective on modern corporate adoption of FOSS – and it's not a reassuring one.…

Kdenlive 25.04 open-source video editing software is out with object segmentation, enhanced audio waveforms, OpenTimelineIO support, and more.

In addition to the recent merge to Mutter for improving fullscreen apps with direct scanout enhancements for GNOME 49, another early addition also landed today in Mutter: support for Wayland's toplevel tag protocol...

The co-founder of the open-source company Nextcloud reminds us that the free software philosophy that’s the foundation of open source is much more than a software development model.

Sent out today was a batch of drm-misc-next patches for queuing ahead of the Linux 6.16 merge window. There are a few notable changes here as part of the Direct Rendering Manager updates for the core code and smaller kernel drivers...

The OS refresh brings Ryzen AI and Arrow Lake compatibility. Fresh from their respective bunkers, OpenBSD 7.7 and a new version of Plan 9 fork 9Front have dropped, bringing hardened security, obscure charm, and, oddly enough, artwork from the same designer.…

This detailed tutorial explains how to display real-time undo and redo timestamps directly in your Vim status bar using vim-airline plugin.

It's almost majestic: HDR display support working on the Linux desktop. If you asked me at the start of the calendar year if I'd expect to see modern Linux distributions shipping with working HDR display support in H1'2025, I would have been doubtful. But after a lot of miraculous work that landed across numerous upstream repositories over the past two months or so, everything has come together just in time for the likes of Ubuntu 25.04 and Fedora Workstation 42.

Mozilla Thunderbird 138 open-source email client brings customizable new mail alerts, dark mode refinements, folder management fixes, and more.

With Firefox 138 promoted to the stable channel today, Mozilla promoted the next major release, Firefox 139, to the beta channel for public testing, so it’s time to take a look at what to expect.

Google dumped io_uring after $1M in bug bounties. A proof-of-concept program has been released to demonstrate a so-called monitoring "blind spot" in how some Linux antivirus and other endpoint protection tools use the kernel's io_uring interface.…

Introduced last month in the Vulkan 1.4.311 spec was VK_KHR_shader_bfloat16 for supporting BF16 types within SPIR-V shaders. Merged today for Mesa 25.2 is that BFloat16 support for Intel's open-source Vulkan Linux driver...