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Open Source Pinecone Alternatives

A curated collection of the 13 best open source alternatives to Pinecone.

The best open source alternative to Pinecone is Mem0. If that does not suit you, we have compiled a ranked list of other open source Pinecone alternatives to help you find a suitable replacement.

Pinecone alternatives are mainly Data Platforms for AI. Browse these if you want a narrower list of alternatives or are looking for a specific functionality of Pinecone.

Written by OpenAlternative Last updated: June 2, 2026
#1

Mem0

Universal memory layer for LLM applications that learns from user interactions, reduces token costs by 80%, and delivers personalized AI experiences.

Universal memory layer for LLM applications that learns from user interact...

#2

Milvus

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

Open-source vector database optimized for similarity search, scaling to bi...

#3

Qdrant

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

Qdrant is an open-source vector database that provides high-performance si...

#4

Chroma

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

Open-source vector database designed for AI applications. Store, search, a...

#5

Supermemory

Add persistent memory to LLM apps with millisecond recall times. Store, retrieve, and personalize user data across sessions with enterprise-grade secu

Add persistent memory to LLM apps with millisecond recall times. Store, re...

#6

Letta

Letta is an open-source platform for creating AI agents with built-in memory, reasoning, and support for thousands of tools.

Letta is an open-source platform for creating AI agents with built-in memo...

#7

Typesense

Open-source search solution offering blazing speed, typo tolerance, and effortless scalability for developers and businesses.

Open-source search solution offering blazing speed, typo tolerance, and ef...

#8

Weaviate

Open-source vector database designed for building powerful, production-ready AI applications with hybrid search capabilities and flexible deployment o

Open-source vector database designed for building powerful, production-rea...

#9

Activeloop

Deep Lake is an open-source database for storing, querying and managing complex AI data like images, audio, and embeddings.

Deep Lake is an open-source database for storing, querying and managing co...

#10

HelixDB

Rust-built native graph-vector database combining vector similarity search and graph traversals. 10x faster development with unified architecture, sub

Rust-built native graph-vector database combining vector similarity search...

#11

Laminar

Laminar is an open-source platform that helps collect, understand, and utilize data for building high-quality LLM applications.

Laminar is an open-source platform that helps collect, understand, and uti...

#12

Trieve

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

Trieve offers an all-in-one solution for search, recommendations, and RAG ...

#13

Pixlie

Integrate graph AI into your products to extract valuable insights and reduce costs from your data.

Integrate graph AI into your products to extract valuable insights and red...