Pivotal Concourse is a CI/CD tool.

PostgreSQL is a relational database.

React.js is a declarative, component based JavaScript library for building user interfaces.

Recipes for building React applications.

React Router is a dynamic, distributed router for React.js.

Recipes for testing React applications.

Regular Expressions are a powerful way to do pattern matching on strings.

Semver, short for “semantic versioning” is a versioning system that encodes the impact of changes between releases on the public interface directly into the version string.