During March 2026, Sputnik Mac contributed to giselles-ai/giselle, logchimp/logchimp, and asyncapi/website by delivering four features and resolving two bugs. In giselles-ai/giselle, he restored compile-time safety for action execution through exhaustive TypeScript type-checking, reducing runtime errors. For logchimp/logchimp, he enhanced the dashboard by displaying version information from environment variables, introduced an edited-comments indicator with a Storybook showcase, and optimized roadmap drag-and-drop to minimize unnecessary API calls. Across these projects, Sputnik applied TypeScript, React, and Vue.js, demonstrating depth in type safety, UI/UX design, and workflow management, resulting in improved clarity, performance, and developer experience.