Open Source Software for Self-Hosted
OCaml
OCaml is a general-purpose, multi-paradigm programming language created in 1996 by Xavier Leroy, Jérôme Vouillon, Damien Doligez, Didier Rémy, Ascánder Suárez, and others. The language extends the Caml dialect of ML with object-oriented features and provides a rich set of libraries. OCaml is openly developed by the community and is used by companies that require speed and code safety when writing mission critical software.
Cycle.js
Cycle.js is a functional and reactive JavaScript framework used to write predictable code. Cycle’s core abstraction is your application as a pure function main() where inputs are read effects (sources) from the external world and outputs (sinks) are write effects to affect the external world. These I/O effects in the external world are managed by drivers: plugins that handle DOM effects, HTTP effects, etc.
web2py
Web2py is a free and open-source web application framework written Python. With Web2py, developers can build dynamic applications with ease. The framework ships with "batteries included" for fast multi-threaded web server, SQL database and web-based interface. Web2py also ships with a web-based IDE that can be used to manage your application using your browser. A single instance can also run multiple web applications using different databases. Web2py free of charge under the LGPLv3 License.
NativeBase
NativeBase is an open source framework used to build React Native and Vue Native applications. The framework includes essential UI components for creating professional cross-platform mobile applications. With NativeBase, countless of developers and designers have saved time and money when bootstrapping their next project.
Prometheus
Prometheus is a Cloud Native Computing Foundation project for systems and service monitoring. With Prometheus you can collect metrics from configured targets at given intervals, evaluates rule expressions, displays the results, and can trigger alerts when specified conditions are observed. Prometheus include features like multi-dimensional data models. PromQL, a powerful and flexible query language to leverage this dimensionality. No dependency on distributed storage. An HTTP pull model for time series collection and much more.
Drupal Commerce
Drupal Commerce is a free and open-source eCommerce module for Drupal. With Drupal Commerce, people can start selling products from their Drupal-powered websites by simply installing and configuring the module. Drupal Commerce provides extra extensions that can be used to further improve and extend on the features of the module.
Nuxt.js
Nuxt.js is an intuetive Vue framework that supports generating a static website based on your Vue application. It provides the best of both worlds, as you don't need a server, yet can reap the SEO benefits. Nuxt achives this by pre-rendering all pages and include the necessary HTML. And when you are ready to deploy, Nuxt.js got you covered with simple integrations to serverless and third-party providers such as Netlify, Vercel and GitHub pages.
Padrino
Padrino is a Ruby web framework built upon the library Sinatra. Sinatra is a DSL designed to create simple and performant applications written in Ruby. Padrino is uses Sinatra at its core and builds upon it to create a framework take makes it even easier and faster to create advanced web applications with Ruby. Padrino is designed to be agnostic and provides full support for many popular testing, templating, mocking, and data storage choices. It also provides generators that makes it easy to create, models, controllers and application scaffolding. On top of that Padrino provides functionality found in most frameworks including solutions for assets, forms, mail, caching, administration and logging.
Docker
Docker is an open-source platform that automates deployment and development life cycles with OS-level virtualization. These virtualization are called containers and contain application specific operating system, software and configurations that are built on deployment. Containers are encapsulated and work across systems, be it in local development or on production servers, they run anywhere. Docker provides a Community Edition (CE) and an Enterprise Edition (EE) and can be used for personal and enterprise level projects alike.