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Chat2DB

AI database client, open source

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chat2db.ai Open Source

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Open Source

Category

SQL Tools

In the database since

Oct 2026

Overview

About Chat2DB

Chat2DB is an open-source AI database client that turns plain English into SQL. You connect your databases and ask questions in simple words. The AI writes the query, runs it and shows results. It works with all relational and non-relational databases in one place. The project is open-source under the Apache 2.0 license. Over a million people use it, and it is the most popular Text-to-SQL tool on GitHub. Your data stays on your machine, since only the schema reaches the AI. Developers and analysts explore data without writing code.

Key Features

Plain-English SQL

Type a question in plain words and Chat2DB writes optimized SQL for you. The query runs right away, so you get answers in seconds.

Context-Aware AI Chat

The built-in chatbot understands your database schema and your past questions. It works with more than ten language models, so answers stay accurate.

Every Database in One Place

Connect MySQL, PostgreSQL, Oracle, SQL Server, Redis, and MongoDB from one screen. You stop switching between tools for different databases.

AI Data Analysis

Ask follow-up questions and the AI reasons through them step by step. It builds charts automatically so you can see trends fast.

Easy Data Migration

Import and export CSV, Excel, and SQL files with a few clicks. It handles millions of rows without slowing down your work.

Local Data Privacy

Queries run on your machine and only the table structure reaches the AI. Encryption and SSH tunneling keep every connection safe.

Frequently Asked Questions (FAQ)

What is Chat2DB?

Chat2DB is an open-source AI database client. You manage databases through one visual interface and use plain English to create SQL queries and analyze data.

Which databases does it support?

All popular relational and non-relational databases, including MySQL, PostgreSQL, Oracle, SQL Server, Redis, and MongoDB. Local and cloud databases both work.

Is Chat2DB free?

Yes, the client is open-source under the Apache 2.0 license. You can use it for free and even inspect the full code yourself.

Does my data go to the cloud?

No. Queries run locally on your machine. The AI only sees your table structure, never your actual data, and connections use strong encryption.

Do I need to know SQL?

No. The Text-to-SQL feature writes queries from your plain-English questions. There is also a one-click fix for SQL errors.

Conclusion

Chat2DB makes database work faster for everyone. The AI writes SQL, builds charts, and fixes errors from questions. All your databases live in one place, and your data stays local and private. The open-source code means full transparency. Try it if you want a modern, free database client. It fits beginners and pros, and setup takes only a few minutes.

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