Kolyan contributed to dvir001/frontier-station-14 and jupyterlab/jupyterlab, focusing on code quality, modernization, and user experience. In frontier-station-14, Kolyan upgraded the PatreonParser project to .NET 8 using C#, ensuring compatibility with new features while maintaining existing behavior. He also improved the ChatBox UI by addressing static analysis warnings through targeted refactoring and code analysis, enhancing maintainability without altering functionality. In jupyterlab/jupyterlab, Kolyan resolved a CSS z-index issue in the File Browser, preventing overlay conflicts during file renaming and improving front end reliability. His work demonstrated careful attention to technical detail and long-term code stability.