Sites like richis-lab.de

bunnie's burrow is a personal homepage and blog by bunnie, with an introduction and notes on her life and work

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

Mainsail, a web interface documentation site for controlling and monitoring 3D printers running the Klipper firmware

Hackaday.io, a community platform where makers publish and share open hardware development projects and build logs

A video blog by Shahriar on electrical engineering and science, covering teardowns, repairs and experiments with test instruments and hardware

A French fan-made tool centralising Karmine Corp matches, results, news and rosters, built as a personal project by its creator

A news blog on embedded systems, maker boards and single-board computers such as Raspberry Pi and Arduino, run by CNX Software Limited

Klipper documentation: an English-language reference site for Klipper, firmware that runs 3D printers, with configuration and developer guides

QSL.net is a free web and email hosting service for amateur radio operators, with DXpedition pages and mailing lists

OSNews, a long-running news and discussion site covering operating systems, computing, software development and technology news

Gordon's personal blog of projects, mainly Raspberry Pi and retro computing, centred on RTB, a BASIC-inspired programming language

Eric's portfolio site of open-source technology projects for world issues, shared through YouTube and associated websites by a Canadian technology enthusiast

Node-RED, an open-source low-code tool for wiring event-driven applications and real-time data flows, with a blog and documentation

OpenScan is an open-source 3D scanner project selling self-build and assembled desktop scanners, with a blog and gallery

A blog of CPU overclocking guides and benchmark write-ups by SkatterBencher, plus the OC Grand Prix competitive overclocking platform

postmarketOS is a free, open-source Linux distribution project for phones and other mobile devices, run by the Nura project

MSYS2 is a software distribution and build platform for Windows providing Unix-like tools, compilers and package management documentation

ZeptoBars is a blog of microchip die-shot photo essays and microelectronics notes, including SEM images, by an author who is not named

Electronic Clinic, a blog of Arduino, ESP32 and IoT electronics projects with hands-on tutorials and sensor tests

Czech news blog about Elon Musk's projects, mainly SpaceX, with articles, a discussion forum and reference pages

BeagleBoard.org is an open hardware single-board computer project offering documentation, forums, books and support for makers, educators and developers

OpenCV, the open-source computer vision library, with its services, training, partner program and blog, run by the OpenCV organisation

OpenMV is a company selling open-source machine vision cameras and microcontroller boards, with a shopping cart and blog

Throw The Switch, a community site on C development tools such as the Unity, CMock and Ceedling unit-testing frameworks

Video tutorials and projects by Rob Smith on retro computing, Amiga games and Arduino electronics

Ferrous Systems, a Berlin company offering Rust programming consulting, custom solutions and training for teams and embedded developers

Audio Science Review, a forum and measurement database where Amir tests and reviews headphones, speakers and audio electronics

Embedded, a podcast by Elecia White and Christopher White on engineering careers, embedded systems, and the lives of makers

EEZ Studio, a low-code GUI design tool for touchscreen embedded devices, with a blog and store from Envox

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

OpenClaw: an open-source AI assistant project with desktop, mobile and terminal installs, press coverage, privacy and security pages, run by Peter Steinberger

Librem One, a subscription bundle of privacy-focused online services and apps from the company Purism, with a Mastodon social server

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