Open-source projects categorized as knn-search Edit details
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Top 4 knn-search Open-Source Projects

  • nmslib

    Non-Metric Space Library (NMSLIB): An efficient similarity search library and a toolkit for evaluation of k-NN methods for generic non-metric spaces.

    Project mention: The Missing ”WHERE” Clause for Vector Search | | 2021-09-27

    Amazon's Opensearch (fork of Elasticsearch) natively supports vector-based approximate KNN (using which is integrated with Opensearch's native filtering functionality. Elasticsearch also has similar functionality, but I don't know if their KNN code scales quite as well.

  • Weaviate

    Weaviate is a cloud-native, modular, real-time vector search engine

    Project mention: [D] Mining restaurant reviews for vibe | | 2022-05-20

    If I needed to get up an running quickly, and it was just me working on it, I'd roll with Weaviate.

  • Scout APM

    Less time debugging, more time building. Scout APM allows you to find and fix performance issues with no hassle. Now with error monitoring and external services monitoring, Scout is a developer's best friend when it comes to application development.

  • vearch

    A distributed system for embedding-based vector retrieval

  • postgres-word2vec

    utils to use word embedding models like word2vec vectors in a PostgreSQL database

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). The latest post mention was on 2022-05-20.

knn-search related posts


What are some of the best open-source knn-search projects? This list will help you:

Project Stars
1 nmslib 2,800
2 Weaviate 2,519
3 vearch 1,393
4 postgres-word2vec 122
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