The Harness Developer Hub has undergone significant updates to enhance user experience by incorporating customer feedback, resulting in clearer explanations and an intuitive user journey. The updates include the addition of new tutorials and guides for various Harness modules such as Continuous Integration, Continuous Delivery & GitOps, Cloud Cost Management, Service Reliability Management, and Security Testing Orchestration, each designed to facilitate hands-on learning and detailed understanding of specific use cases. Documentation has been reorganized, refreshed, and expanded to reduce redundancy and improve accessibility, with new topics covering areas like Asset Governance, cost optimization, service reliability, and security testing. The platform also offers Harness-Certified Expert Certifications, with expanded levels and hands-on portions to validate practical skills. Users are encouraged to regularly visit the Harness Developer Hub for the latest content and to contribute suggestions for improvements.