The popular NoScript Security Suite browser extension.

Open Source Java e-Invoicing library, validator and tool (Factur-X/ZUGFeRD, UNCEFACT/CII XRechnung)

Quba is a viewer for electronic invoices

Joplin - the privacy-focused note taking app with sync capabilities for Windows, macOS, Linux, Android and iOS.

A file server that supports static serving, uploading, searching, accessing control, webdav...

A fancy self-hosted monitoring tool

✎ Distraction-free notes and writing

QOwnNotes is a plain-text file notepad and todo-list manager with Markdown support and Nextcloud / ownCloud integration.

Home of the Rustacean Station podcast

A dedicated app for collecting thousands of POI for OpenStreetMap

A curated list of amazingly awesome open-source sysadmin resources.

A list of Free Software network services and web applications which can be hosted on your own servers

KeePassXC is a cross-platform community-driven port of the Windows application “KeePass Password Safe”.

Qalculate! library and CLI

Qalculate! Qt UI

Qalculate! GTK UI

View Your Mind

Home of the Rust and Inside Rust blogs

A simple Nextcloud app that lets you customize file/folder share links

Website for Rust User Group Cologne

📚 Freely available programming books

nextcloud app that replicates basic gpodder.net api

A tiny breath training app built with React-Native

Sigil is a multi-platform EPUB ebook editor

CH32V003 is an ultra-cheap RISC-V MCU with 2KB SRAM, 16KB flash, and up to 18 GPIOs that sells for under $0.10

Android open source calendar

Universal markup converter