# LinuxIdx > A plain-English Linux directory and guide: distros, commands, installation, Git, the kernel, and open source, explained for people who are not yet experts. No jargon walls. ## Start here - [Best Linux distros for beginners](https://linuxidx.com/posts/best-linux-distros-for-beginners.html): 9 distros with a use-case filter and a quick chooser - [Essential Linux commands](https://linuxidx.com/posts/essential-linux-commands.html): a searchable 33-command cheat sheet - [How to install Linux](https://linuxidx.com/posts/how-to-install-linux.html): an 8-step safe walkthrough with a sticky step nav ## Git, GitHub & the kernel - [Git on Linux: what it is and how to use it](https://linuxidx.com/posts/linux-git-what-it-is-how-to-use-it-and-why-it-matters.html) - [The Linux kernel "on GitHub", what it really is](https://linuxidx.com/posts/the-linux-kernel-on-github-what-it-really-is.html): it's a read-only mirror, not where development happens - [Linux source code download: where to get it](https://linuxidx.com/posts/linux-source-code-download-where-to-get-it-and-what-to-do.html) ## Open source - [What is open-source software, with real examples](https://linuxidx.com/posts/what-is-open-source-software-with-real-examples.html) ## All content - [All articles](https://linuxidx.com/articles.html) - [About](https://linuxidx.com/about.html)