MySQL - The world's most popular open source database
DuckDuckGo - The Internet privacy company that empowers you to seamlessly take control of your personal information online, without any tradeoffs.
PostgreSQL - PostgreSQL is a powerful, open source object-relational database system.
Google - Google Search, also referred to as Google Web Search or simply Google, is a web search engine developed by Google. It is the most used search engine on the World Wide Web
SQLite - SQLite Home Page
Searx - Open source metasearch engine