Tecmint offers Linux howtos, tutorials, guides, and pro courses for SysAdmin, Cloud, and DevOps professionals seeking career growth.

The Linux Information Project (LINFO) provides high quality, comprehensive, and easily accessible information about Linux and other free software documentation.

ManKier provides an extensive and up-to-date collection of beautifully formatted Linux man pages for various commands and system administration topics.

UbuntuPIT is a technology blog providing the latest GNU/Linux news, software reviews, tutorials, and command guides for Linux enthusiasts.

Wikitechy is a comprehensive technology blog providing tutorials, articles, interview guides, and educational content on programming, IT, and career development.

nnscript.de offers a collection of technical guides and tools covering topics like Linux commands, media conversion, software installation, and database operations.