Best Databases & Data Stores GitHub Repositories

Microsoft.Data.SqlClient provides database connectivity to SQL Server for .NET applications.

SQL Server Adapter For Rails

Ergonomic bindings to duckdb for Rust

ID-based RAG FastAPI: Integration with Langchain and PostgreSQL/pgvector

Nornicdb is a distributed low-latency, Graph+Vector, Temporal MVCC with all sub-ms HNSW search, graph traversal, and writes. Using Neo4j Bolt/Cypher and qdrant's gRPC means you can switch with no changes while adding intelligent features like schemas, managed embeddings, reranking+llm, GPU accel, Auto-TLP, Policy-based Memory Decay, and MCP server.

OpenSwarm — Autonomous AI dev team orchestrator powered by Claude Code CLI. Discord control, Linear integration, cognitive memory.

Ruby bindings for the SQLite3 embedded database

An open database of international sanctions data, persons of interest and politically exposed persons

Shared Single-file memory layer for all your agents, sub mili-second RAG over text, photo and video on Apple Silicon.. No Server. No API. One File. Pure Swift

Grafeo is a pure-Rust, high-performance graph database that can be embedded as a library or run as a standalone database, with optional in-memory or persistent storage. Grafeo supports both LPG and RDF and all major query languages.

An open source Valkey client library that supports Valkey, and Redis open source 6.2, 7.0 and 7.2. Valkey GLIDE is designed for reliability, optimized performance, and high-availability, for Valkey and Redis OSS based applications. GLIDE is a multi language client library, written in Rust with programming language bindings, such as Java and Python

The retrieval layer for production AI systems. Lightning-fast (<10ms) search without vector databases. Built for browser, edge, on-device, and cloud.

BaseX Main Repository.

Performance optimization plugin for WordPress

Embedded relational database and native Rust data API.

Durable Streams API

Compare MySQL, Postgres or SQLite databases & automatically create schema & data change scripts/migrations automatically for database version control. Supports Flyway, Liquibase and has a built-in migration tool.

Git-native persistent memory for AI coding agents. Implements Google OKF v0.2 with sub-300µs in-memory BM25 search, embedded MCP server, and progressive disclosure. Slashes token bloat by 80% with zero external databases or dependencies. Built in pure Go.

The Ruby gem for querying Maxmind.com's GeoIP database, which returns the geographic location of a server given its IP address

Use CH-UI to work with your data from Click House self-hosted with a user-friendly interface. CH-UI is a modern and feature-rich user interface for ClickHouse databases. It offers an intuitive platform for querying ClickHouse databases, executing queries, and visualizing metrics about your instance.