Redis

Redis delivers sub-millisecond response times, enabling millions of requests per second for real-time applications in industries like gaming, ad-tech, financial services, healthcare, and IoT. Today, Redis is one of the most popular open-source engines today, named the "Most Loved" database by Stack Overflow for five consecutive years.

Why do we adopt this technology?

Because of its fast performance, Redis is a popular choice for caching, session management, gaming, leaderboards, real-time analytics, geospatial, chat/messaging, streaming, and pub/sub applications.