Free Software for Self-Hosted
ZPanel
ZPanel is a free web hosting control panel for macOS, Linux and Windows-based servers. With ZPanel it's easy to manage your server for web hosting related tasks such as setting up server environments, managing DNS reccords and configuring SMTP. The software is written in PHP and released as open source software under the GNU General Public License 3.0.
Bitwarden
With Bitwarden you can solve your password management problems for your self, your team or business. Password theft is a serious problem, and almost all websites are under attack on a daily basis. Security experts recommend that you use a different password for every service, and one that is random generated. Bitwarden's password manager can help you create strong random password that are managed in a secure fashion.
Plenti
Are you tiered of the complexity when it comes to setting up a website? A static site generator like Plenti might be your solution. Plenti is a static site generator written in Go for speed and utilize Svelte for ease of use on the frontend. With Plenti, you can ditch the headaces of maintaing a content management system and SQL databases. Plenti simply connects to your Git backend and be pushed to production using GitHub Action or Gitlab Pipelines.
Flask
Flask is a micro framework framework written in Python that can be used to build APIs, web services and web applications. Flask is designed from the bottom up to be extremely minimal and easy to use, where your whole application can fit into one single Python file. The framework includes no database abstraction layer, form validation, or any other components, by design. However pre-existing third-party libraries provide common functionality needed to build production ready applications and services.
Laravel
Laravel is an extremely popular, free and open source web application framework with expressive, elegant syntax. The framework is written in PHP and provides a developer experience that rival most web application frameworks on the market today. The structure and built-in features of Laravel allows developers to build web applications faster. Instead of setting up tooling and configuring settings, developers can focus on the important task at hand, making their ideas into reality.
PostCSS
PostCSS is a software development tool that uses JavaScript-based plugins to automate routine CSS operations. The free and open-source library was designed and written by Andrey Sitnik and the community. PostCSS is used in a multitude of web-based application across the web where it helps developer to optimize CSS and bring a better experience to end-users.
ct.js
ct.js is a 2D game editor that makes learning programming fun and game development easy by its visual tools, good docs and flexible, modular library. ct.js is based on Pixi.js, works on WebGL and provides great performance in browsers and desktop environments. The game editor is extensible through the use of Modules which adds new powers when ct.js core is not enough. Hobyist and professionals alike use ct.js to create 2D shooter, arcade, adventure, survival and puzzle games.
QtPass
QtPass is free and open-source, cross-platform password manager that is part of the pass ecosystem. The pass project is an open initiative that builds the standard unix password manager, a universal protocol for password management. This means that you can easily switch away from the QtPass to a new client, as long as it uses the "pass" password store.
Egg.js
Egg.js is a free and open-source JavaScript and Node.js framework for building better enterprise applications.