LibreOffice (like MS Office) separates languages or scripts into the three groups: "Western" (West-European-script-like), RTL-CTL (written Right-to-Left or with Complex Text Layout), and CJK (Chinese, Japanese, Korean and others); and we tend to follow this distinction as QA contributors or as users. Specifically, neither the RTL-CTL crowd nor the CJK crowd tends to follow complaints, requests and challenges of the other group too closely.

This talk introduces our(OSS Integral Institute Co., Ltd.) experience of vibe-debugging LibreOffice using Cursor AI Editor/Visual Studio Code Copilot/Gemini CLI. We use LLMs and AI agents to locate the logic that contains the bug and help developing potential patches to properly fix the bug.

We'll also share our discovery on: