qmd for local markdown hybrid search and reranking

02-02-2026

• https://github.com/tobi/qmd
• bm25 text search, vector semantic search, re-ranking, local inference
• query expansions include fine-tuned model + bonus
• interesting use of result ranking
  • query expansion + bonus
  • parallel retrieval
  • RRF fusion
  • top-rank bonus
  • top-k selection
  • re-ranking with LLMs
  • position-aware bonus
• simple CLI entrypoints, plus exposes MCP too