Extensibility Without Chaos - Lessons from Building Cozystack

Learn how to build extensible platforms that maintain stability and reliability through this 31-minute conference talk from KubeCon + CloudNativeCon. Discover the engineering principles and trade-offs behind Cozystack, an open-source alternative to traditional cloud platforms that serves users across diverse deployment environments. Explore the challenges of creating modular frameworks where APIs remain stable while systems evolve, and understand the balance between flexibility and simplicity in platform design. Gain insights into designing for pluggability without breaking contracts, examine real-world examples of what worked and what didn't in extensible system development, and learn practical principles for transforming ambitious platform ideas into reliable working software that can adapt to varied user needs without sacrificing system integrity.