rubular - A ruby based regular expression editor
No More Google - Privacy-friendly alternatives to Google products ❤️
RegExr - RegExr.com is an online tool to learn, build, and test Regular Expressions.
DuckDuckGo - The Internet privacy company that empowers you to seamlessly take control of your personal information online, without any tradeoffs.
RegEx Generator - RegEx Generator is a simple-to-use application that comes with the brilliance of intuitive regex and is also helping you out to test the regex.
SnapSearch - Get 100% privacy over your search queries