观澜（GuānLán）是一个基于 Karpathy LLM Wiki 模式的本地知识库项目：它让 LLM Agent 把原始资料增量“编译”为结构化、互相链接、可持续维护的 Markdown Wiki。
Skill Claude CodeCodex
A chart-specification writer that turns existing structured data, tables, or query results into Flint chart blocks. Flint is a visualization format that describes the data, chart type, and visual mappings without requiring detailed charting code.
Skill Claude CodeCodex
A maintenance system for a linked Markdown knowledge base. It turns supplied reference documents into summaries, pages about entities and concepts, indexes, and cross-references while keeping the original source files unchanged.
Skill Claude CodeCodex
Convert documents (PDF, DOCX, PPTX, XLSX, EPUB, HTML, images) to Markdown using a tiered backend strategy: MinerU first, then marker-pdf, then a pure-python pypdf fallback. Trigger on: "convert PDF to markdown", "PDF to markdown", "DOCX/Word to markdown", "PPTX to markdown", "XLSX/Excel to markdown", "convert document…