Free Software
DuckDB
DuckDB is an embeddable SQL OLAP database management system. It provides developers with serious data management features such as extensive support for complex SQL queries and a large function library, with windwed functions. DuckDB is also ACID compliant and proivides transactional guarantees through custom, bulk-optimized MVCC. DuckDB is released fully open source under the permissive MIT Licens. The entire source code of DuckDB is freely available on GitHub
Lona
Lona is a Python-based web application framework, designed to write responsive web applications. With Lona you can write interactive applications without JavaScript.
Airsite
With Airsite you can create landing pages for yourself or your business, on your mobile phone. Airsite can be used on your Android or iOS devices and allow your to build your next page without any programming or web design skills.
PhantomJS
PhantomJS is a headless web browser scriptable with JavaScript. PhantomJS utilize QtWebKit as the backend to offer fast and native support for various web standards: DOM handling, CSS selector, JSON, Canvas, and SVG. PhantomJS is most commonly used by developers to run browser-based unit tests in a headless system like a continuous integration environment.
ClearOS
ClearOS is an open source software platform and operating system your computer, tablet, and phone. ClearOS is based on Red Hat Enterprise Linux and leverages the open source model to deliver a simplified, low cost hybrid IT experience for SMBs. The operating system ships with an online store of 100+ applications and services that SMBs can quickly browse and select to install on their server. This collection of free and fee-based applications empower SMBs to download, install, and pay for only those applications and services they need and value.
Gotham.rs
Gotham.rs is a flexible web framework written in Rust, it promotes stability, safety, security and speed.
DNSsy
DNSsy provides comprehensive tests and reports on the health of your DNS. The DNS report will test some key points of the DNS setup for a given domain. It provides details of problems encountered, and also gives recommendations for performance and security enhancements. With DNSsy you can also perform some basic mail and http server checks.
LinkedIn
LinkedIn is a business and employment-oriented social network. LinkedIn launched in 2003, it is mainly used for professional networking, including employers posting jobs and job seekers posting their CVs. Most of the company's revenue comes from selling access to information about its members to recruiters and sales professionals . As of May 2020, LinkedIn had 690+ million registered members in 150 countries. With LinkedIn, users can find jobs, people and business opportunities recommended by someone in one's contact network.
Vizzu
Vizzu is a free, open-source Javascript/C++ library utilizing a generic dataviz engine that generates many types of charts and seamlessly animates between them. It can be used to create static charts but more importantly it is designed for building animated data stories and interactive explorers as Vizzu enables showing different perspectives of the data that the viewers can easily follow due to the animation.