"Khan Academy" matching MCP servers:

Local MCP server that enables reading, searching, opening, and safely writing Obsidian Markdown files in a single learner-selected vault, with strict path and file-type restrictions.

An MCP server for converting between document formats (DOCX/PDF to Markdown and Markdown to DOCX) with academic styling support.

Provides AI agents with document conversion to Markdown, intelligently routing small and large files, and enabling targeted extraction via sections, search, and token budgets.