Haystack is an open-source framework designed to build intelligent search systems and advanced data querying applications using Natural Language Processing (NLP) and machine learning. It helps create customizable pipelines to connect various components like models, vector databases, and file converters, allowing for flexible and scalable production-ready applications.

Features of Haystack:

• Supports integration with popular NLP models and vector databases.
• Provides tools for building search pipelines and question-answering systems.
• Enables scalable production-ready solutions with fast retrieval and data processing.
• Flexible for use cases across document retrieval, knowledge extraction, and more.

To check Haystack installed on your system and check version, run the following commands:

cd /opt
python3 -m venv haystackenv
source haystackenv/bin/activate
python -c "import haystack; print(haystack.__version__)"

Disclaimer: Haystack is an open-source software distributed under the Apache 2.0 license. It is provided "as is," without any warranty of any kind. Users should ensure appropriate testing and validation for their specific use cases. The developers and contributors are not liable for any issues arising from the use of this software.