Sites like malter365.de

A blog and eBook publisher on Microsoft 365 administration, Teams, Copilot and PowerShell by Tony Redmond

A German podcast by Annika Brockschmidt and others on politics, extremism, language and memes in public debate

A documentation site for phyphox, the app that turns smartphone sensors into physics measuring instruments, with a community wiki of experiments

A German-language podcast radio station from Leipzig producing journalistic podcasts, livestreams and music programmes, led by Christian Bollert

German online shop and teacher blog by Cindy Seidler offering classroom materials for primary and lower secondary school

A German association's portal offering open educational resources, apps, tools and courses for teachers and pupils, run by ZUM e.V

Volksverpetzer, a German fact-checking blog and app debunking fake news and disinformation, run by its editorial team

Simon Willison's Weblog, a personal blog by developer Simon Willison on software, AI tools and web programming, plus a Gemini text-to-speech playground

A German news and commentary blog on privacy, digital rights, gaming and surveillance, with a satirical monthly review, Tarnkappe.info

It's FOSS is an English-language blog on Linux tips, tutorials, applications and news, written by Abhishek Prakash

Rocket.Chat, an open source team chat and collaboration platform for secure, self-hosted government and enterprise communications

German blog and newsletter by Martin Fehrensen on social media, tech platforms and algorithms, running since 2013

The Intrinsic Perspective is a Substack newsletter by Erik Hoel on natural philosophy, essays, polemics, and consilience

A free, open-source Android-based mobile operating system for various devices, with release changelogs and news from its team

An international community developing free and open-source software, including the Plasma desktop and KDE applications

A German wiki run by the Freifunk München community project on free community Wi-Fi networks, meetings and contacts

PairDrop is a browser-based tool for transferring files between devices on the same network, with no setup or signup

The LaTeX Project's website on LaTeX, the document preparation and typesetting system for technical and scientific publishing, with downloads, bug reporting, help and licence text

MajorGeeks.com is a free software download site offering Windows utilities, drivers and tech news, run under the MajorGeeks name

Crystal Dew World is a site of software tools and dev support for CrystalDiskInfo and CrystalDiskMark, with news and Japanese-language pages by Crystal Dew

A collaborative online library of user-uploaded sound effects and field recordings under Creative Commons licences, with forums, charts and search

A German blog and podcast by coaches Lotta and Schorsch on triathlon training, plans, tips and recipes

Free open source software for video recording and live streaming, the OBS Studio download and project site

A website streaming user-recorded forest sounds from around the world, a sponsored drop by New Now

German-language podcast and Instagram project by Bianca Walther on women's history, "Frauen von damals" and "Die Vorkämpferinnen

A Substack newsletter by Jon Haidt and team on how technology, especially phones, is reshaping society and how to respond

The official website of Thunderbird, a free open-source desktop and mobile email, calendar and contacts app

Matrix.org, the home of an open, decentralised network for secure chat and communication, run by the Matrix project

English resources for children learning English and their teachers: vocabulary, grammar, songs, rhymes and printables

Nextcloud, an open source self-hosted platform for file sharing and online collaboration as a Microsoft 365 alternative

A left-leaning American magazine of politics and culture, with articles and a print edition, edited by Nathan J. Robinson

Terence Eden's personal blog on standards, Linux, technology, Doctor Who and life, by Terence Eden

Interactive explanatory essays on physics and engineering topics such as the Moon, GPS, gears and sound, by Bartosz Ciechanowski