The Redis team hosted the "Build on Redis" Hackathon at RedisConf 21, where developers explored various possibilities within the Redis portfolio and leveraged its advanced capabilities. The event encouraged participants to build projects using modules such as RediSearch and RedisJSON, resulting in innovative applications that showcased the power of Redis. The winners received $100K in prizes, with their projects demonstrating a wide range of use cases, from real-time data platforms to machine learning-based applications, and even gaming and social networking platforms. The event highlighted the passion and creativity of the Redis community, who put significant time and effort into building useful and interesting apps that amazed judges and showcased the capabilities of Redis.