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ComputingForGeeks
A library of more than 4,400 free tutorials on Linux, DevOps, cloud, and server administration, published since 2014.
#linux#devops#cloud
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7 resources
Free
Article
Engineering & Development
Linus Torvalds Experiments with AI-Generated Kernel Code
Linus Torvalds experiments with AI-generated Linux kernel code using Claude Code.
#Linux#AI#Claude
Free
Publisher
AI & Assistive Tools
XDA Developers
Free hands-on technology journalism and tutorials — AI coding tool comparisons, self-hosting guides, Linux walkthroughs and hardware how-tos.
Why I recommend it: Their side-by-side tool tests are practical; good place to see whether a tool is worth your time before you install it.
#ai-tools#developer#free-tool
FreeFinder Tool
Career & Professional Optimization
Red Hat Skills Assessment
A free self-assessment that maps your current Linux, cloud and automation skills against Red Hat's role paths and points you to the training and certifications that close the gaps.
Why I recommend it: Take this before you pay for any cloud certification — it tells you where you actually stand and what to study first.
#skills-assessment#certification#linux
Free
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AI & Assistive Tools
The Linux Kernel Archives
The official source for the Linux kernel, including release archives, the full kernel documentation and guides for submitting your first patch.
Why I recommend it: If you want to contribute to real open-source infrastructure, the newbies documentation here is the actual front door.
#linux#kernel#open-source
Free
Website
AI & Assistive Tools
Its FOSS Resources
Free downloadable guides, cheat sheets and ebooks on Linux, the command line and open-source software from the It's FOSS team.
Why I recommend it: Good beginner-friendly Linux material — the cheat sheets are worth keeping open while you practise.
#linux#open-source#cheat-sheet
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AI & Assistive Tools
Opensource.com
Free articles, tutorials and downloadable guides on open-source tools, Linux, containers and community-run projects, written by practitioners.
Why I recommend it: A good habit read — practical how-tos rather than product marketing.
#open-source#linux#tutorials