Voyager
Approximate nearest neighbor library by Spotify using HNSW.
About
Voyager by Spotify is a library for fast approximate nearest-neighbor search over an in-memory collection of vectors, built on the HNSW algorithm and the hnswlib package with added speed and convenience features. It provides matching Python and Java bindings with compatible on-disk indexes, so the same index works from either language. It is used in production at Spotify. Released under the Apache 2.0 license.
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Details
- Category
- Vector Databases & Embeddings
- Price
- Free
- Platform
- Local/Desktop
- Difficulty
- Easy (2/5)
- License
- Apache-2.0
- Added
- Apr 3, 2026
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