Software for Self-Hosted
OpenTSDB
OpenTSDB is a free and open-source distributed, scalable Time Series Database written on top of Apache HBase. OpenTSDB was designed to address a common need: store, index and serve metrics collected from computer systems such as network gear, operating systems and applications, at a large scale, and make this data easily accessible and graphable. OpenTSDB allows you to collect thousands of metrics from tens of thousands of hosts and applications, at a high rate and will never delete or downsample data and can easily store hundreds of billions of data points.
Polymer
Polymer is an open-source JavaScript library for building web applications using Web Components.
VRaptor
VRaptor is a free and open-source MVC framework written in Java. VRaptor is used to develop web applications on top of CDI (Contexts and Dependency Injection for Java EE). The framework features tools that allow developers to maintain a high productivity and a developer experience loved by many. The VRaptor community consist of seasoned developers that freely build and distribute the framework free of charge.
Caddy
Caddy is a powerful, enterprise-ready, open-source web server written in Go. The Caddy provides automatic SSL/TLS cretificates so that your application always is served over HTTPS.
Apache HTTP Server
A free and open-source cross-platform web server developed by the Apache Software Foundation. The Apache HTTP Server is a continuous development effort to build an open HTTP server for modern operating systems. The web server is used by organizations, businesses and hobbyists alike, to power web-based applications.
Gitly
Gitly is a free and open-source git-based source code management tool written in V. The software can be self-hosted affordably with a $3.5 cloud instance. Gitly is light, fast and utlize minimal ammount of RAM, and can be deployed as a single <1 MB binary, including compiled templates.
Jest
A delightful free and open source testing framework for JavaScript that focus on simplicity. With Jest you can test your application written built with Babel, TypeScript, Node.js, React, Angular and Vue.js, in a simple, config free manner.
Puppeteer
A Node.js library that provides a high-level headless Chrome API over the DevTools Protocol. Puppeteer is free and open source and can be used to generate screenshots and PDFs of web pages, crawl SPAs, scrape content from websites and auto submit forms and keyboard inputs for ui/ux testing.
Hotwire
Hotwire or HTML Over The Wire is an alternative approach to building modern web applications without using much JavaScript by sending HTML instead of JSON over the wire. Hotwire is a newly released project from the guys at Basecamp, and the Ruby on Rails creator David Heinemeier Hansson. The project aims to simplify the process of building web-based apps as a small team or solo developer. The concept is however not new, it dates back years, and we have seen implementations being done before. Laravel Livewire, Phoenix Liveview and HTMX is similar implementations of the concept or serverside render blocks of HTML dynamically.