Ubuntu is the modern, open source operating system on Linux for the enterprise server, desktop, cloud, and IoT.

Q&A for Ubuntu users and developers

sourceforge provides free & fast open source software downloads and development, and business software reviews and comparisons featuring the largest open source and business software directory.

a help and support forum for ubuntu linux.

Browse Latest | https://www.gnome-look.org/browse/ | A community for free and open source software and libre content

Canonical makes open source secure, reliable and easy to use, providing support for Ubuntu and a portfolio of enterprise-grade technologies. Founded in 2004, Canonical operates globally with team members in over 80 countries.

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linuxquestions.org offers a free linux forum where linux newbies can ask questions and linux experts can offer advice. topics include security, installation, networking and much more.

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