Postgresml alternatives for AI agents.

Local persistent memory store for LLM applications including claude desktop, github copilot, codex, antigravity, etc.

Data Agent Ready Warehouse : One for Analytics, Search, AI, Python Sandbox. — rebuilt from scratch. Unified architecture on your S3.

Unified multimodal backend for AI data apps

HelixDB is an OLTP graph-vector database built in Rust.

local-first semantic code search engine

📑 PageIndex: Document Index for Vectorless, Reasoning-based RAG

Scalable, fast, and disk-friendly vector search in Postgres, the successor of pgvecto.rs.

Cognee is the open-source AI memory platform for agents. Give your AI agents persistent long-term memory across sessions with a self-hosted knowledge graph engine.

Qdrant - High-performance, massive-scale Vector Database and Vector Search Engine for the next generation of AI. Also available in the cloud https://cloud.qdrant.io/

Deeplake is AI Data Runtime for Agents. It provides serverless postgres with a multimodal datalake, enabling scalable retrieval and training.

Open-source framework for building AI-powered apps in JavaScript, Go, and Python, built and used in production by Google

The AI search platform

Resource, examples & tutorials for multimodal AI, RAG and agents using vector search and LLMs

A blazing fast inference solution for text embeddings models

Memory library for building stateful agents

The AI-native database built for LLM applications, providing incredibly fast hybrid search of dense vector, sparse vector, tensor (multi-vector), and full-text.