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DataZen

DataZen is a free open-source desktop database workspace: natural-language SQL, one-click error diagnosis, EXPLAIN analysis, charts, cross-database workflows, a

Open Source
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Quick answer

What is DataZen?

DataZen is a free open-source desktop database workspace: natural-language SQL, one-click error diagnosis, EXPLAIN analysis, charts, cross-database workflows, and a built-in MCP server for AI agents. Local-first, under 15 MB.

At a glance

Pricing
Open Source
Starting price
Not disclosed
Free tier
No
Platforms
Not disclosed
Launched
Not disclosed
Company
Not disclosed

About DataZen

DataZen is a free open-source desktop database workspace: natural-language SQL, one-click error diagnosis, EXPLAIN analysis, charts, cross-database workflows, and a built-in MCP server for AI agents. Local-first, under 15 MB. Who it's for Built for developers who work with databases every day. SQL editor, EXPLAIN analysis, schema browsing, ER diagrams, backups, the daily driver for real database work. MCP Server & Client Give your AI agents access to your databases. DataZen ships with a built-in MCP server: expose queries, schema inspection, EXPLAIN and even whole workflows as tools for the agents you already use.

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