43.7k
Milvus
A high-performance, cloud-native vector database designed for scalable and efficient vector Approximate Nearest Neighbor (ANN) search.
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Database🤖
AI🔬
Data Science
2 Open Source Alternatives to Faiss
There are 2 open-source alternatives to Faiss in this directory. The most popular is Milvus with 43.7k GitHub stars, followed by Qdrant(30.3k stars). All are open source, free to use, and many can be self-hosted.
Quick comparison
| # | Tool | Stars | Language | License |
|---|---|---|---|---|
| 1 | Milvus A high-performance, cloud-native vector database designed for scalable and efficient vector Approximate Nearest Neighbor (ANN) search. | 43.7k | Go | Apache License 2.0 |
| 2 | Qdrant Qdrant - High-performance, massive-scale Vector Database and Vector Search Engine for the next generation of AI. Also available in the cloud. | 30.3k | Rust | Apache License 2.0 |
All open-source alternatives to Faiss
Frequently asked questions
What are the best open-source alternatives to Faiss?
The top three are Milvus(43.7k stars), Qdrant(30.3k stars). All are open source and free to use.
Are these alternatives to Faiss free?
Yes. Every tool listed here is open source and free to use in your own projects. 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 Faiss?
Many of the alternatives listed are self-hostable. Each tool's page lists hosting details, system requirements, and licensing terms.
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