Open Source Software for Linux
PocketBase
PocketBase is an free and open source backend in 1 file with real-time database, authentication, file storage and admin dashboard. It's written in the programming language Go and users SQLite as a database. With PocketBase it is super simple to get your backend web application up and running. This allows you as a developer to focus more on the frontend and the content of your application. PocketBase also integrates well with frontend technologies Flutter, Svelte, Angular, React and Vue.
TigerVNC
TigerVNC is a high-performance, cross-platform implementation of VNC (Virtual Network Computing). The TigerVNC client/server application allows you to launch and interact with graphical applications on remote machines over the internet or a local network. TigerVNC provides the levels of performance necessary to run 3D and video applications, and it attempts to maintain a common look and feel and re-use components, where possible, across the various platforms that it supports. TigerVNC also provides extensions for advanced authentication methods and TLS encryption.
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.
Sailfish OS
Sailfish OS is a European developed mobile operating system that offers exlusive licensing model for local implementations. Sailfish OS provides a deeper level of security including features, such as Mobile Device Management (MDM), fully integrated VPN solutions, enterprise WiFi, data encryption, and better and faster performance. Allowing you to enjoy a privacy focused and secure operating system for your mobile devices.
Tor Browser
Tor Browser is free and open-source software that guarantees anonymity online through the onion router. It enhances your security and safety while using the internet and is a favorite choice for people who want to browse the web anonmously. The Tor Browser helps you anonymize publishing, web surfing, instant messaging and other functions, using the TCP protocol.
Avant Browser
Avant Browser is an ultra-fast web browser designed for the modern web. It provides a user-friendly interface that brings a new level of clarity and efficiency to your browsing experience, and frequent upgrades have steadily improved its reliability.
C#
C# is a general-purpose and multi-paradigm programming language. C# encompasses strong typing, lexically scoped, imperative, declarative, functional, generic, object-oriented, and component-oriented programming disciplines.
ReverseSSH
ReverseSSH is a statically-linked ssh server with a reverse connection feature for simple yet powerful remote access. Most people find ReverseSSH useful during HackTheBox, CTF's and similar challenges.
OpenShift
Red Hat OpenShift is the hybrid cloud platform that contains a family of containerization software products developed by Red Hat. With OpenShift you can manage With OpenShift you can manage Kubernetes containers with full-stack automated operations to manage hybrid cloud, multi-cloud, and edge deployments. Part of OpenShift is the flagship product is the OpenShift Container Platform, an on-premises platform as a service built around Docker containers orchestrated and managed by Kubernetes on a foundation of Red Hat Enterprise Linux.
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.