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Top 4 Rust Faiss Projects
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memvid
Memory layer for AI Agents. Replace complex RAG pipelines with a serverless, single-file memory layer. Give your agents instant retrieval and long-term memory.
Project mention: Show HN: I accidentally built "SQLite for AI memory" (Memvid) | news.ycombinator.com | 2026-01-05 -
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pgvecto.rs
Scalable, Low-latency and Hybrid-enabled Vector Search in Postgres. Revolutionize Vector Search, not Database.
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NOTE:
The open source projects on this list are ordered by number of github stars.
The number of mentions indicates repo mentiontions in the last 12 Months or
since we started tracking (Dec 2020).
Rust Faiss discussion
Rust Faiss related posts
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My binary vector search is better than your FP32 vectors
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First Postgres Vector Extension with Filtering Support
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20x Faster as the Beginning: Introducing pgvecto.rs extension written in Rust
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Show HN: 20x faster pgvector alternative written in Rust
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20x Faster as the Beginning: Introducing pgvector alternative written in Rust
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Do we really need a specialized vector database?
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Pgvecto.rs: Vector database plugin for Postgres in Rust
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A note from our sponsor - SaaSHub
www.saashub.com | 14 Jun 2026
Index
What are some of the best open-source Faiss projects in Rust? This list will help you:
| # | Project | Stars |
|---|---|---|
| 1 | memvid | 15,642 |
| 2 | pgvecto.rs | 2,172 |
| 3 | faiss-rs | 251 |
| 4 | semdesk | 1 |
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