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Data Analytics & Predictive Modeling · API

Fast in-process analytical SQL database engine for data science and AI applications

Open sourceAPI availableSelf-hostable

Pricing: MIT-licensed open-source embedded analytical database engine. Completely free with zero usage or deployment fees.

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Verified

Developer Frameworks & Infrastructure · API

Open-source embedding database for AI applications and vector search

Open sourceAPI availableSelf-hostable

Pricing: 100% open-source under Apache 2.0 license. Chroma Cloud managed service available for production clusters.

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Verified

Developer Frameworks & Infrastructure · API

High-performance vector database and similarity search engine in Rust

Open sourceAPI availableSelf-hostable

Pricing: Open source Apache 2.0. Managed Qdrant Cloud includes a free 1GB cluster, with paid production tiers starting at $25 per month.

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Developer Frameworks & Infrastructure · API

The open-source context database and knowledge engine for AI agents

Open sourceAPI availableSelf-hostable

Pricing: Open source database engine. Community edition is freely hostable with enterprise clustering options.

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Every AI tool.One shelf.