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HeidiSQL

HeidiSQL is a free, open-source developer tool for Windows, macOS and Linux. A lightweight client for managing MariaDB, MySQL, SQL Server, PostgreSQL, SQLite, Interbase and Firebird, written in Delphi and Lazarus/FreePascal. It has 6,307 GitHub stars and is released under the GPL-2.0 license.

github.com/HeidiSQL/HeidiSQL (opens in a new tab)

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About HeidiSQL

Delphi 12.1 is required for building HeidiSQL for Windows. Older Delphi versions will most likely fail; newer Delphi versions may work or fail. Unfortunately, Lazarus or one of the other free compilers cannot currently compile HeidiSQL.

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FAQ

HeidiSQL FAQ

Still curious? Email info@appsgit.com.

Is HeidiSQL free and open source?

Yes. HeidiSQL's source code is public on GitHub under the GPL-2.0 license, which is OSI-approved or FSF-free, so you can use, copy and change it for free.

How do I install HeidiSQL?

Download the installer for Windows, macOS and Linux from its GitHub Releases page (latest: v12.22) or the project website.

Is HeidiSQL still maintained?

The repository's most recent commit was on Oct 26, 2026. appsgit only lists apps whose repository had a commit in the last six months.