ChromaDB

Website: https://www.trychroma.com/

Category: Vector Database Engines

Tags: open-source, in-memory, vector-search, llm

Description

ChromaDB (also known as Chroma or chroma-core) is an open-source vector database focused on large language model (LLM) applications. It emphasizes simplicity and offers in-memory HNSW-based dense vector search. ChromaDB is well-suited for rapid prototyping, metadata filtering, and provides a user-friendly interface for building and testing vector search applications. It currently does not support hybrid or distributed features.

Features

• Open-source under the Apache 2.0 License
• In-memory database for fast operations
• Dense vector search using HNSW (Hierarchical Navigable Small World) algorithm
• Embeddings support
• Full-text search capabilities
• Document storage
• Metadata filtering for advanced querying
• Multimodal retrieval (e.g., images)
• User-friendly interface for building and testing applications
• Python & JavaScript SDKs for quick start and integration
• Cloud deployment options (upcoming fully-managed cloud version)
• Integrations with other tools and platforms

Pricing

ChromaDB is free and open-source under the Apache 2.0 License.

Source

https://www.trychroma.com/