30.3k
Qdrant
Qdrant - High-performance, massive-scale Vector Database and Vector Search Engine for the next generation of AI. Also available in the cloud.
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Database👨💻
Development🤖
AI⚙️
DevOps
7 Open Source Alternatives to Pinecone
Looking for an open-source alternative to Pinecone? Below are 7 community-built tools that offer similar functionality — all free, open source, and ready to use or self-host. Ranked by GitHub stars.
27.4k
Chroma
Chroma is an open-source search and retrieval database designed specifically for AI applications. It enables efficient vector storage, similarity search, and large-scale retrieval necessary for modern machine learning and LLM-powered projects.
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Database🤖
AI👨💻
Development🛠️
Tools
25.6k
Typesense
Open Source alternative to Algolia and Pinecone, and an easier-to-use alternative to ElasticSearch. Fast, typo tolerant, in-memory fuzzy search engine for building delightful search experiences.
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Development🔁
API🛠️
Tools💾
Database
20.7k
Pgvector
Open-source vector similarity search extension for PostgreSQL, enabling efficient and accurate vector-based data retrieval.
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Database🤖
AI👨💻
Development
16.0k
Weaviate
Weaviate is an open-source vector database designed to store and manage both objects and vectors, enabling combined vector search with structured filtering. It offers fault tolerance, scalability, and is built as a cloud-native, developer-friendly solution for semantic search and AI-powered applications.
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Database🤖
AI👨💻
Development🌐
Web
12.4k
Txtai
An all-in-one open-source embeddings database for semantic search, LLM orchestration, and language model workflows.
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AI💾
Database🔁
API
8.3k
Memvid
Video-based AI memory library for storing millions of text chunks in MP4 files with lightning-fast semantic search, eliminating the need for a traditional database.
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AI🔬
Data Science👨💻
Development🔨
Utils
Frequently asked questions
What are the best open-source alternatives to Pinecone?
The top picks from this list are Qdrant, Chroma, Typesense — all maintained, free to use, and self-hostable.
Are these alternatives to Pinecone free?
Yes. Every tool listed here is open source and free to use. Many can be self-hosted on your own infrastructure, which means no subscription fees and full control over your data.
Can I self-host an alternative to Pinecone?
Most of the alternatives listed are self-hostable. Check each tool's page for hosting details, system requirements, and licensing terms.
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