[INST] In one sentence summarize the text./nHaystack is an open-source framework for building search systems that work intelligently over large document collections. Recent advances in NLP have enabled the application of question answering, retrieval and summarization to real world settings and Haystack is designed to be the bridge between research and industry. [/INST]  ###Response: Haystack is an open-source framework that utilizes NLP advancements to build intelligent search systems for large document collections, bridging the gap between research and industry.