Alwyn van Wyk contributed to chain registry management across the chainapsis/keplr-chain-registry and cosmos/chain-registry repositories, focusing on data quality and upgrade traceability. He implemented a state-change marker to document network upgrades, improving observability without altering code, and updated version tracking in JSON to maintain registry integrity post-upgrade. In January, Alwyn standardized chain name capitalization using TypeScript, reducing downstream errors and ensuring consistent data retrieval for registry consumers. His work emphasized data standardization and cross-repository collaboration, addressing subtle but impactful issues in registry maintenance. The depth of his contributions lay in targeted, maintainable fixes that improved reliability for developers and integrators.