Here's a couple (I apologize if some of these are already obvious to you):

  - https://python.langchain.com/docs/use_cases/code/code-analysis-deeplake
  - https://twitter.com/jerryjliu0/status/1636728577524916225?s=20 (GPT repo loader)

FWIW there's tons of tools you could use to do this. GitHub Copilot is pretty close to being a comprehensive solution as well.

I wrote a simple ChatGPT plugin that exposes files within a local directory on my computer to ChatGPT [0]. It's been quite helpful for me, both for working with codebases as well as other material (supports docx and pdf as well). It does require plugin developer access to run, though.

[0] https://github.com/samrawal/chatgpt-localfiles