Over a two-month period, contributed to both anomalyco/opencode and nitrojs/nitro by delivering targeted feature enhancements focused on developer experience and workflow automation. Developed experimental support for the Oxfmt code formatter in anomalyco/opencode, implementing configuration, CLI integration, and environment variable support in TypeScript and Node.js, with activation gated by feature flags and dependency checks to ensure a controlled rollout. Additionally, improved documentation accuracy for nitrojs/nitro by updating the Quick-start Preview Image to match the actual UI, enhancing onboarding clarity. Work emphasized maintainability and alignment with repository standards, leveraging skills in full stack development, documentation, and technical writing using JavaScript and Markdown.