The 2018 GraphQL Summit was a highly successful event that showcased the growing popularity of GraphQL as a developer mega-trend. With over 850 attendees, it featured 35 talks and numerous hallway conversations, highlighting best practices and learnings shared by speakers and attendees alike. The conference demonstrated GraphQL's transformative impact on software development, with notable talks covering topics such as designing cohesive workflows, managing client state, testing GraphQL end-to-end, integrating GraphQL with CI, taking an agile approach to GraphQL, and modeling data with best patterns. Several companies, including Airbnb, GitHub, Netflix, PayPal, and others, shared their experiences adopting GraphQL, providing valuable insights into its adoption and potential. The event concluded with a strong sense of community and enthusiasm for the future of GraphQL, with many attendees looking forward to next year's summit.