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Free universal database tool and SQL client

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

TiDB is built for agentic workloads that grow unpredictably, with ACID guarantees and native support for transactions, analytics, and vector search. No data silos. No noisy neighbors. No infrastructure ceiling.

DuckDB is an analytical in-process SQL database management system

The flexible backend for all your projects 🐰 Turn your DB into a headless CMS, admin panels, or apps with a custom UI, instant APIs, auth & more.

ORM

A scalable, distributed, collaborative, document-graph database, for the realtime web

CockroachDB — the cloud native, distributed SQL database designed for high availability, effortless scale, and control over data placement.

REST API for any Postgres database

Apache Flink

High-performance, scalable time-series database designed for Industrial IoT (IIoT) scenarios

Chat with your database or your datalake (SQL, CSV, parquet). PandasAI makes data analysis conversational using LLMs and RAG.

🤖 Chat with your SQL database 📊. Accurate Text-to-SQL Generation via LLMs using Agentic Retrieval 🔄.

Modern and easy to use SQL client for MySQL, Postgres, SQLite, SQL Server, and more. Linux, MacOS, and Windows.

A time-series database for high-performance real-time analytics packaged as a Postgres extension

Database diagrams editor that allows you to visualize and design your DB with a single query.

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.

A query builder for PostgreSQL, MySQL, CockroachDB, SQL Server, SQLite3 and Oracle, designed to be flexible, portable, and fun to use.

📊 Cube Core is open-source semantic layer for AI, BI and embedded analytics

Bitwarden infrastructure/backend (API, database, Docker, etc).

SQL databases in Python, designed for simplicity, compatibility, and robustness.

QuestDB is a high performance, open-source, time-series database

Give AI agents the context to query business data correctly through the open context layer that gives AI agents grounded, governed memory, context, SQL across 20+ data sources, that helps you build agentic GenBI, text-to-sql, dashboards, and agentic analytics.

A type-safe TypeScript SQL query builder

The Database Toolkit for Python

Easy to use open source fast database for search | Good alternative to Elasticsearch | Drop-in replacement for E in the ELK stack

An open source multi-tool for exploring and publishing data

Modin: Scale your Pandas workflows by changing a single line of code

YugabyteDB - the cloud native distributed SQL database for mission-critical applications.

Universal command-line interface for SQL databases