Open source alternatives to ElasticSearch

Open-source vector database optimized for similarity search, scaling to billions of vectors with minimal performance loss

Qdrant is an open-source vector database that provides high-performance similarity search for AI and machine learning applications.

An open-source platform that connects to 40+ apps to provide intelligent search and AI assistance across all company information

Open-source vector database designed for AI applications. Store, search, and retrieve embeddings with semantic similarity matching and metadata filtering.

Blend full-text and semantic search for unlimited queries across 300 global locations. Get precise answers and matches at a flat rate, no matter your search volume.

AI-powered search and RAG platform that connects to 100+ enterprise tools without data migration. Deploy securely on-premises with any LLM.

Trieve offers an all-in-one solution for search, recommendations, and RAG with automatic continuous improvement based on user feedback.