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Harper is an open-source Node.js performance platform that unifies database, cache, application, and messaging layers into one in-memory process.

Last commit Jun 5, 2026

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An example of how to use `@harperdb/nextjs` to build a Next.js application on HarperDB

Last commit Apr 23, 2026

 (5 stars) (3 forks) (0 indexed issues) (0 open good first issues)

Real-time product recommendation engine as a Harper component. HNSW vector search, co-occurrence learning, exploration, and diversity re-ranking.

Last commit Apr 26, 2026

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