During early 2025, Had Sauna focused on improving documentation quality and maintainability across several open source repositories, including ethereum-optimism/specs, smartcontractkit/external-adapters-js, aleph-im/pyaleph, and nymtech/nym. He addressed minor but impactful issues such as typographical errors and outdated links, enhancing clarity for both developers and external contributors. His work involved careful code review, precise typo correction, and standardization of documentation practices using Go and Markdown. In dymensionxyz/dymint, he fixed a test comment typo to improve code accuracy. These contributions, though non-functional, reduced onboarding friction and improved release communication, reflecting a detail-oriented and methodical engineering approach.