ScaNN
Efficient vector similarity search library by Google Research.
About
ScaNN, Scalable Nearest Neighbors from Google Research, is a vector similarity search library that combines learned quantization with anisotropic partitioning to deliver high recall at low latency. It scales to billion-vector datasets and is exposed as a Python package over a C++ core. The repository also ships evaluation datasets. The source is released under the Apache 2.0 license.
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Details
- Category
- Vector Databases & Embeddings
- Price
- Free
- Platform
- Local/Desktop
- Difficulty
- Intermediate (3/5)
- License
- Apache-2.0
- Added
- Apr 3, 2026
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