database

A cognition aware database engine for AI agent memory. Purpose built in Rust with WAL, HNSW, knowledge graphs, and speculative context pre assembly. Not a wrapper, a ground up storage engine that thinks.

《Easy Data x AI》是一门面向所有 AI 爱好者的数据与 AI 基础入门课程。通过双轨学习路径，从数据驱动视角学习构建 AI Agent。

Simple Graph Memory for AI applications

MSVBASE is a system that efficiently supports complex queries of both approximate similarity search and relational operators. It integrates high-dimensional vector indices into PostgreSQL, a relational database to facilitate complex approximate similarity queries.

VideoDB Python SDK

Optimizing Dynamic Knowledge Base Using AI Agent

AI memory system combining vector search with temporal knowledge graph. Built-in cognitive engine for agents. Supports memory decay, contradiction detection, and MCP integration.

SNKV — a lightweight key-value store focused on simplicity, security and performance file based database , written using sqlite's b-tree directly. Now supports vector HNSW , Join the discussion: https://discord.gg/EUb4Y5qE

Examples and code snippets demonstrating common ways of integrating Neon with various frameworks and languages.

A curated list of valuable resources from our studies at the University of Tehran (UT), School of Electrical and Computer Engineering (ECE)

GenDB, an LLM-Powered Generative Query Engine Built for the Future

Sorted Data Structure Server - Treds is a Data Structure Server which returns data in sorted order and is the fastest prefix search server. It also persists data on disk.

A unified python SDK supports OceanBase or OceanBase seekdb, more efficient and easy-to-use.

Kubernetes operator for Qdrant

Cognitive memory engine for AI agents — temporal decay, contradiction detection, autonomous consolidation, knowledge graph, ANN recall via HNSW. Embeddable Rust library with Python bindings; powers yantrikdb-server (HTTP gateway, MCP server, openraft cluster). Apache-2.0.

The new DARNA. HI Version2.5. Aspires to be your self hosted Personal Health concierge on Linux. pwd 'health'

NeuronDB PostgreSQL extension: vector similarity search (HNSW, IVFFlat), embeddings, kNN, ML in SQL, and hybrid full-text + vector retrieval.

PostgreSQL-compatible SQL, graph, and vector database built from scratch in Rust.

Uni is a modern, embedded database that combines property graph (OpenCypher), vector search, and columnar storage (Lance) into a single, cohesive engine. It is designed for applications requiring local, fast, and multimodal data access, backed by object storage (S3/GCS) durability.

SochDB is a high-performance embedded, ACID-compliant vector database purpose-built for AI agents and memory