Natural Cycles is the first app to be certified for contraception in Europe. The app predicts the days on which a woman is fertile and may be used for planning pregnancy and contraception. It was developed by CERN scientist Dr. Elina Berglund, who founded the company with her husband, Dr. Raoul Scherwitzl.

The world's greatest problem-solvers, forecasters, and decision-makers all rely on a set of frameworks and shortcuts that help make decisions and separate good ideas from bad.

It's often a pain to convert data manually. This tool makes it easier to do convert data like JSON, HTML, GraphQL, Rust, Go, Scala etc.

Domais is a pretty simple service that allows you to backorder expiring domain names and become their owner. It's a database with thousands of cool domain names that updates daily.