Free and Open Source Software
Windows Sandbox
Windows Sandbox is a virtual machine application that lets you quickly spin up a virtual clean OS imaged from your system's current state so that you can test programs or files in a secure environment that's isolated from your main system.
PhotoFlare
PhotoFlare is a powerful, free an open-spource cross-platform image editor. With PhotoFlare you can enjoy a simple, yet powerful image editor that gets straight to the point when it comes to improve and modify images. Some of the features of PhotoFlare include basic image editing capabilities, paint brushes, image filters, colour adjustments and more advanced features such as batch image processing. PhotoFlare is written in C++ and utilize the Qt framework for its interface. The software is openly developed by the community and is released under the GPL-3.0 License.
PostGraphile
PostGraphile (previously known as PostGraphQL) is a free an open-source software project that lets you spin up GraphQL APIs on top of an existing PostgreSQL database, instantly. PostGraphile automatically detects tables, columns, indexes, relationships, views, types, functions and comments in your database. Based on that information it generates a GraphQL server and API which is automatically updated when changes are made to the database or its data.
Apache Airflow
Apache Airflow is a community created workflow management platform. The software is both free and open-source, and can be used to reduce complexity in organizations workflow. Apache Airflow is modular by nature, and has an architecture that makes it easy to customize to organizations specific needs. The software was was first developed at Airbnb to where it was used to programmatically author and schedule their workflows, allowing the organization to monitor them via the built-in Airflow dashboard.
searX
SearX is a decentralized, non-commercial and privacy-respecting metasearch engine that aggregates results from more than 70 search services. With SearX, users can enjoy the power of search engines without being profiled and tracked. The distributed nature of searX allow anyone to run an instance of the software, hosted for everyone to use. SearX is released free and open-source under the GNU Affero General Public License version 3.
UIkit
UIkit A lightweight and modular front-end framework for developing fast and powerful web interfaces.
EiffelStudio
EiffelStudio is an Integrated Development Environment that enable you to produce correct, reliable, maintainable software and control the development process. The IDE is specifically designed for the Eiffel programming lanaguge and comes with a debugger and browsable editor that makes it easy to navigate parts of your system and track down bugs, and quickly fix them.
KDE Connect
KDE Connect is an open source software that enables communication between all your devices. With KDE Connect, you can get all your phone notifications instantly synced to your desktop, so that you never miss that critical message. You can also directly reply to text messages from the computer without having to pick up your mobile device. If you want to share files or links between devices, KDE Connect got you covered as well. As the software allow you to browse and share your phone files remotely or quickly open a link on the other device.
Light Table
Light Table is an IDE (integrated development environment) for software development. The application is built by Chris Granger and Robert Attorri and features real-time feedback allowing instant execution, debugging and access to documentation.