Sites like perlweekly.com

Perl Maven, a website of Perl programming tutorials, video courses and open source contribution videos

Gábor Szabó's site offering Perl, Python and Rust training, consulting and free learning materials, with CV and articles

A personal blog by software developer Paul Cochrane on software development, Python, computational physics and science

A free community UNIX shell server, est. 1987, offering shell accounts, email, IRC, gopher, and user home pages

Leanpub, a self-publishing platform where authors sell early-access and in-progress books, including technical titles on software and AI

OMG! Ubuntu is a news blog covering Ubuntu and Linux apps, desktop software and open-source tips, written independently

Green Tea Press, publisher of free programming, data science and modeling textbooks by Allen B. Downey

The Rollup JavaScript module bundler's official website, with documentation, FAQs, an online REPL and browser build guides

Robb Knight's personal website: blog posts, weeknotes, web curios, podcasts, and a KnightShift sticker and stationery shop

Scikit-learn, an open-source Python library of machine learning tools for predictive data analysis, with documentation, FAQ and installation guides

NumPy project website: the official home of the open source Python library for numerical computing and N-dimensional arrays

Osmocom, an umbrella project developing open source software and tools for mobile communications networks, run on a Redmine project site

The GNOME project's website, presenting its free and independent desktop computing platform and its community, in English and several other languages

The MacPorts Project's official site offering a package manager for installing open-source software on macOS and other Unix-like systems

Personal home page of Eric S. Raymond hosting his open-source software, FAQs, essays and the Retrocomputing Museum

Michael Tsai's blog on Mac and iPhone software development, Apple news, and tech commentary, running since 2004

Invent with Python is a programming learning site with free books, tutorials and a blog by Al Sweigart

Oh My Posh documentation for a cross-shell prompt theme engine that customizes terminal prompts, with installation and configuration guides

The FreeBSD Project's official site on the open-source Unix-like operating system, its downloads, documentation and community

MegaTokyo, an online English-language webcomic and manga series by Fred Gallagher about two American otaku in Tokyo

The Slackware Linux Project, a site documenting the Slackware Linux distribution with downloads, installation help, package lists, changelogs, FAQ and a book

The official website of the D Programming Language, covering its documentation, downloads, compiler releases, and community resources

The NetBSD Project's home site for its free, portable Unix-like operating system, with documentation, platform lists, news and downloads

Joey Hess's personal blog on Debian, software development, off-grid living and related technical projects

Yoyo Internet Services, a web hosting and internet service company founded in 1996 by Matt Saunders and Neil Levine

An Italian social network server on Mastodon, hosting user profiles and public posts from Italian-speaking members

Xah Code, a personal website of programming tutorials, math notes, blogs and essays by Xah Lee

The official home of the Haskell programming language, covering its compiler GHC, build tool Cabal, installer GHCup and community resources

tilde.town is a shared Unix community server where members host personal homepages, with ASCII-art branding and member pages

Personal blog and writing site of Paul Fenwick, covering Dwarf Fortress fiction, tech essays, mental health, and conference talks

A community wiki and guide to the IndieWeb movement, promoting personal websites owned and controlled by individuals rather than corporate platforms

Personal website of software engineer Colin O'Dell, covering his PHP and open-source work, conference talks, books, and projects

An archive of historic text files, BBS documents and underground computer writing, maintained by Jason Scott

A documentation site for pre-commit, a framework for managing and running git pre-commit hook scripts before code review

The Nim Programming Language site: documentation, downloads, FAQ, blog and donation pages for the statically typed, compiled systems language Nim

pqrs.org is a personal portfolio of macOS utilities, Thunderbird add-ons, hardware and retro emulation projects by its developer