PdfPal

Teach a chatbot to be a bookworm with Langchain and OpenAI's GPT-3.5 language model. Get answers to all your burning questions straight from the pages of a PDF!. Maintained by shashnkvats on GitHub, where it has earned 39 stars from the community.

It's actively developed around chatbot, gradio, langchain, and is a solid reference for anyone building with these tools.