Over two months, Bernhard Rumpe enhanced the MontiCore/monticore repository by delivering three documentation-focused features centered on grammar development and language design. He clarified the StreamExpressions.mc4 grammar and updated licensing terms to improve onboarding and transparency, using Java and Markdown for technical writing and documentation. In January, he refined event communication and language design guidance, updating symposium details and best practices to reduce ambiguity and align with repository standards. Rumpe’s work focused on improving documentation quality and contributor experience, demonstrating depth in technical writing and grammar development, though he did not address bug fixes or core codebase changes during this period.