Free Software for Self-Hosted
GNU social
GNU social connects you to a free network of thousands of communities that discuss daily on a variety of topics, each being part of the whole. GNU social supports both single-user and community modes and can be used in an intranet environment or as part of the wider open network. The free and open source microblogging server is written in PHP and built on-top of the OStatus standard for inter-operation between installations.
Apache Hudi
Apache Hudi is a free and open source tool for ingesting and managing storage of large analytical datasets over DFS. With Hudi you can stream and process bid data by an order of magnitude faster than traditional batch processing. Apache Hudi work with Apache Spark and integrates well with third-party services like Amazon EMR, AWS Glue Catalog, AWS Lambda, Hadoop Distributed File System (HDFS), Google Bigtable, WebHDFS and Google Cloud Tasks.
Docz
Docz is a free and open source documentation software that makes it easy to write and publish beautiful interactive documentation for your code. It allows you to create markdown files showcasing your code and Docz turns them into a live-reloading, production-ready site. Docz is powered by GatsbyJS and is highly optimized for fast build times and end-user perfomance, while also allowing you toleverage GatsbyJS's huge ecosystem of plugins and tools. The software is written in TypeScript and Docz provides native TypeScript support for TSX components and can generate documentation from your prop types and comments in your code.
Lona
Lona is a Python-based web application framework, designed to write responsive web applications. With Lona you can write interactive applications without JavaScript.
BookStack
BookStack is a free and open-source, self-hosted, easy-to-use platform for documenting, organizing and storing information. BookStack is written in PHP, on-top of the Laravel Framework and can be hosted on most web hosting platforms, VPSs and cloud instances. The software is configurable and allow you to setup BookStack for your particular user case. It allows you to change, the name, logo, theme and registration options. It also provides a page editor with a simple WYSIWYG interface that can be used to edit content by anyone. BookStack is developed as a truly free and open software and is released under the MIT license.
Nginx
A free and open-source web server created by created by Igor Sysoev in 2004. Nginx can be used as web server, reverse proxy, load balancer, mail proxy and HTTP cache. Today the project is managed by Nginx Inc and developed openly by the community, while an enterprise version of the software is also available under the name Nginx Plus.
Silex
With Silex you can create websites in the cloud that are based on open standards. Silex is a free and open source website builder that provides tools to build websites without writing code. Silex is suitable for professional and hobbyists alike, and is used by freelancers, agencies, hosting companies and more.
Prisma
Prisma is a free and open source modern database access layer for TypeScript and Node.js. The software aims to make database access easier with an auto-generated and type-safe query builder that's tailored to your database schema. Prisma is a new take on the traditional ORMs and SQL query builders found in many frameworks and development solutions today. By providing a single access layer that works across databases and technologies Prisma creates what they believe to be the feature of database access and management. Prisma ships with the Prisma Client, a tool that makes it easy to reason about your database queries, so that you can focus on your data and application rather than complex SQL queries or ORM models. With Prisma you can create your own GraphQL or REST API that can access different types of databases including PostgreSQL, MongoDB and MySQL.
Gulp.js
A toolkit to automate & enhance your workflow. Leverage gulp and the flexibility of JavaScript to automate slow, repetitive workflows and compose them into efficient build pipelines.
Material UI
Material UI is a free and open-source framework with React components for faster and easier web development. With Material UI you can build your own design system and get started with Material Design. The framework includes pre-built React components for almost all UI use-cases that are at your fingertips as soon as you install Material UI.