Practical overview
When it fits
Use it as a starting point when you need to ingest the listed file formats into a Milvus-backed collection and query the resulting content through a Streamlit interface.
Who it is for
- Developers building a searchable knowledge base from mixed media and document files.
- Teams exploring a self-hosted document question-answering application built with Streamlit and Milvus.
Documented uses
- Extract searchable text from audio, video, images and supported document formats.
- Create embeddings and store processed content in Milvus for similarity-based retrieval.
- Ask natural-language questions over indexed content and receive RAG-generated responses.
Requirements & limits
The project is presented as a public, open-source GitHub repository and identifies its license as MIT. Local setup requires Python 3.8 or later and pip or conda; a CUDA-compatible GPU is optional for faster processing.
- It is an application with a Streamlit interface, not just a document-processing library.
- Milvus stores embeddings for similarity-based querying; Hugging Face embeddings generate vector representations.
- Extraction is format-specific: EasyOCR for images, speech_recognition and pydub for audio, custom logic for video, and LangChain loaders for text and document formats.
- Support for further file types and embedding options is described as a future improvement, not an implemented feature.
Check current requirements in the official documentation. Source-based guidance does not mean OpenViST has run or independently tested this project.
Set up and launch the Streamlit application
Install the project dependencies and start its documented Streamlit interface.
Before you start
- Python 3.8 or later
- pip or conda
- A local copy of the repository; a CUDA-compatible GPU is optional for faster processing
Steps
Clone the repository.
Install dependencies with pip install -r requirements.txt.
Start the application with streamlit run app.py.
Expected outcome
The Streamlit application starts, with upload and query modes described in the project README.
Guide limitations
- This setup guide does not verify successful execution or compatibility in a particular environment.
- The README documents the interface workflow but does not specify external service configuration.
Compare options for Retrieval-augmented applications
These projects document a common task and share a project role. This is a source-based comparison, not an execution benchmark or a guarantee of interchangeability.
| Project | Documented purpose | Platform | Access and requirements |
|---|---|---|---|
| Rag Architecture | Extract searchable text from audio, video, images and supported document formats. | Self-hosted, Web | The project is presented as a public, open-source GitHub repository and identifies its license as MIT. Local setup requires Python 3.8 or later and pip or conda; a CUDA-compatible GPU is optional for faster processing. |
| Rag Powered AI Assistant Transforming Data Retrieval And Analysis Across The Web And Pdfs | Retrieve relevant passages from web and PDF content to answer a question. | Web | |
| LangChain in Supabase Edge Functions | Initialize and start a Supabase project locally. | Cloud, Server |
Sources & review
Source record details
- Source availability
- Active
- Sources checked
- 18 October 2026
- Original website title
- pacificrm/RAG-Architecture · Official homepage title · retained in its source language

