Database Management Listings
Compare the best open-source listings for database management. SQL, vector stores and data access. Ranked by GitHub stars, with install commands, what each one can touch and scan reports where available.
Honcho
Memory library for building stateful agents
Greptimedb
The open-source observability database. One columnar engine for metrics, logs, and traces, on object storage.
Open Duet
Open-source, self-hosted alternative to Claude Duet: AI coworkers (named agents) with instructions, memory, routines, their own isolated computer, and your approval before they act. Also an alternative to OpenAI Dots, Meta Muse, Grok Bot, Manus Cue and ChatGPT agent.
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Potpie
Context Graph for AI Native SDLC
Obsidian Mind
A self-organizing Obsidian vault that gives AI coding agents persistent memory.
Tabularis
Open-source desktop SQL workspace with 3 built-in database drivers and 26 shipped driver plugins, including SQL Server, DuckDB, ClickHouse and Redis. Built-in MCP server for Claude, Cursor and Devin, SQL notebooks and visual EXPLAIN.
Obsidian Second Brain
Persistent memory for Claude Code, Codex and 6 other AI agents, stored as plain markdown in your Obsidian vault. New: Crew, one shared logbook so Claude Code, Codex, Cursor and Grok Bot know what each other did. 48 commands: semantic search, self-rewriting notes, key-less research, scheduled agents.
Whodb
Where data access meets operational intelligence
AI Agents From Scratch
Demystify AI agents by building them yourself. Local LLMs, no black boxes, real understanding of function calling, memory, and ReAct patterns.
Prest
Instant REST and MCP APIs for PostgreSQL and MySQL, on existing or new databases. CRUD, custom SQL routes, auth and ACL without writing a backend. Low-code, ⚡ realtime, high-performance. Native MySQL support since v2.5
LongMemory
Local persistent memory store for LLM applications including claude desktop, github copilot, codex, antigravity, etc.
M Flow
A bio-inspired cognitive memory engine — a new paradigm for Graph RAG.
Agent Memory
Long-term memory runtime for AI agents — plain Markdown as the source of truth, local ranked retrieval, and an independent sleep-time Manage layer. Claude Code and Codex share one store. No API key.
GenAI Showcase
MongoDB's Generative AI Showcase: an exhaustive collection of examples and sample applications covering Retrieval-Augmented Generation (RAG), AI agents, and industry-specific use cases.
SimpleMem
[ICML'26] SimpleMem: Efficient Lifelong Memory for LLM Agents — Text & Multimodal
Dbhub
Token conscious database MCP server for Postgres, MySQL, SQL Server, Oracle, MariaDB, SQLite.
ReMe
ReMe: Memory Management Kit for Agents - Remember Me, Refine Me.
Obsidian Wiki
Framework for AI agents to build and maintain a digital brain through Obsidian wiki | Memory System for Agents
Mnemosyne
Zero-cloud AI memory that works everywhere. SQLite-backed. One pure-Python dependency.
Postgres MCP
Postgres MCP Pro provides configurable read/write access and performance analysis for you and your AI agents.
FlyEnv
Native local development environment for Windows, macOS & Linux. A modern alternative to XAMPP, MAMP, Laragon and Laravel Herd, with runtimes, databases, web servers, local sites, HTTPS, AI coding tools and MCP.
Graphjin
One governed graph for AI agents — GraphQL + MCP over your databases, files, APIs, and code
Seekdb
The AI-Native Search Database. Best for agent storage, it unifies vector, text, structured, and semi-structured data into a single engine. This all-in-one database makes agents smarter, easier to run, and more stable.
List refreshed November 15, 2026. Data comes from public GitHub repositories.