Free Software for Self-Hosted
Easypanel
Easypanel is a modern server control panel which uses Docker under the hood. You can think of it as "self-hosted Heroku". It helps you deploy Node.js, Ruby, Python, PHP, Go and Java applications.
Wasmer
PyTorch
An open-source machine learning framework designed and developed by Facebook's AI Research lab. With PyTorch, developers can build deep and machine learning models with ease, as the framework covers some of the most mundane parts of the process. PyTorch is released under a modified version of the BSD license and is totally free and open-source.
Django Ninja
Django Ninja is a free and open source web framework for building REST APIs with Django and Python 3.6+ based type hints. It shares many similarities with FastAPI, another popular Python framework for building APIs. Django Ninja now brings the same methodology to Django users wanting to build modern APIs using OpenAPI (Swagger) standards and JSON schema. It integrates well with the Django ORM and the ecosystem of third-party Django applications. Already the framework is used by multiple companies with live projects.
Guess.js
Guess.js is a free and open-source library that provides tools to simplify predictive data-analytics driven approaches to improving user-experiences on the web. The library is written in JavaScript and aims to lower the friction of consuming and applying this thinking to all modern sites and apps, including building libraries & tools for popular workflows.
Owncast
With Owncast you can host your own streams. Owncast is a free and open-source, self-hosted live video and web chat server for use with existing popular broadcasting software. Owncast includes a web interface to your video with built-in chat that is available once you start the server. The web interface was specifically built to be editable by anybody comfortable tweaking a web page. Allowing streamers to customize the experience for their audience.
knex.js
Knex.js is a free and open-source JavaScript query builder for relational databases. The query builder supports Postgres, MSSQL, MySQL, MariaDB, SQLite3, Oracle, and Amazon Redshift and is designed for easy-of-use and portability. Knex.js can be used with both callbacks and promises and supports transactions and connection pooling while providing async flow control, a stream interface, fully featured query and schema builders.
Whitestorm.js
WhitestormJS is a free and open source framework that can be used to build 3D web applications using Three.js technology. WhitestormJS uses Three.js for rendering your scene and objects and Physi.js for simulating physics. Both those libraries are already included in the build and should work properly out-of-the-box. Developers use WhitestormJS to build interactive 3D applications for the web.
Mocha.js
A simple, flexible, and feature-rich JavaScript test framework running on Node.js and in the browser, making asynchronous testing simple and fun. With Mocha, you can run tests serially, allowing for flexible and accurate reporting, while mapping uncaught exceptions to the correct test cases.
Storybook
Storybook is an open source tool for developing UI components in isolation for React, Vue, Angular, and more. It makes building stunning UIs organized and efficient.