Top SQL GitHub Repositories & Tools (2026)

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.

Turn any REST, SOAP, GraphQL or SQL API into MCP tools for Claude & ChatGPT. Self-hosted. 258 connectors: ERP, e-commerce, SAP.

Free and open source database client built natively for developers

An open-source, self-hostable PaaS alternative to Vercel, Heroku & Netlify that lets you easily deploy static sites, databases, full-stack applications and 280+ one-click services on your own servers.

The Postgres development platform. Supabase gives you a dedicated Postgres database to build your web, mobile, and AI applications.

Persistent Context Across Sessions for Every Agent – Captures everything your agent does during sessions, compresses it with AI, and injects relevant context back into future sessions. Works with Claude Code, OpenClaw, Codex, Gemini, Hermes, Copilot, OpenCode + More

The open and composable observability and data visualization platform. Visualize metrics, logs, and traces from multiple sources like Prometheus, Loki, Elasticsearch, InfluxDB, Postgres and many more.

The Open Source DocuSign Alternative.

Flight booking system built as .NET 10 microservices with Vertical Slice Architecture, DDD, CQRS, Event Sourcing, gRPC, RabbitMQ, Wolverine, PostgreSQL, MongoDB and .NET Aspire.

DuckDB is an analytical in-process SQL database management system

Open-source, self-hosted note-taking tool built for quick capture. Markdown-native, lightweight, and fully yours.

Apache Spark - A unified analytics engine for large-scale data processing

A trustworthy context layer for AI that remembers, plans and acts — free text into typed commitments, decisions and memories, each with its evidence, in a SQLite file you own. MCP, HTTP, library and typed client.

ClickHouse® is a real-time analytics database management system

Self-hosted family planner - tasks, calendars, shopping, meals, budget. Your data, your server.

Apache Superset is a Data Visualization and Data Exploration Platform

A reactive notebook for Python — run reproducible experiments, query with SQL, execute as a script, deploy as an app, and version with git. Stored as pure Python. All in a modern, AI-native editor.

The fastest path to AI-powered full stack observability, even for lean teams.

Open-source GEO content engineering and multi-site distribution platform with AI quality inspection, illustrated admin help, hosted sites, browser-assisted publishing, and signed updates.

Open Source Algo Trading Platform for Everyone