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Open source alternatives to Pinecone

Compare open source projects that can replace or complement this product.

10 projects
Mem0 icon

Mem0

Open

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

21/05/2026
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Milvus icon

Milvus

Open

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

21/05/2026
4,013
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Qdrant icon

Qdrant

Open

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

21/05/2026
2,283
31,468
Chroma icon

Chroma

Open

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

21/05/2026
2,264
28,042
Letta icon

Letta

Open

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

14/05/2026
2,433
22,869
Supermemory icon

Supermemory

Open

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

21/05/2026
2,062
22,649
featul icon

featul

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Collect feedback, plan with roadmaps, and share updates all in a simple, privacy-first platform.

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Weaviate icon

Weaviate

Open

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

21/05/2026
1,292
16,222
Activeloop icon

Activeloop

Open

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

21/05/2026
710
9,131
Laminar icon

Laminar

Open

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

21/05/2026
198
2,927
Trieve icon

Trieve

Open

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

25/01/2026
244
2,658