Chunky helps test local RAG pipelines before spending tokens
Chunky is an tool for building and checking a full on a local computer. It can compare 6 ways to turn the same PDF into Markdown, clean documents, and show how the document is split into smaller chunks. It also compares chunking methods from LangChain, Chonkie, and Docling.
It can use a to add metadata to documents. Version 0.7.0 adds side-by-side comparison for PDF converters, zoom, and both rendered and raw Markdown views. It also adds direct export buttons for Markdown files and chunk JSON.
LiteParse now uses its own Markdown output, and the interface has better keyboard movement, Shift-click multi-select, and better cancellation for long . The tool runs fully local, is , and has code available on GitHub.
Key points
- Chunky builds and checks locally.
- It compares 6 PDF-to-Markdown conversion methods on the same document.
- It compares chunking methods from LangChain, Chonkie, and Docling.
- It can export Markdown and chunk JSON directly.
- It is open source, , and available on GitHub.