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HeidiSQL

HeidiSQL is a database client for MariaDB, MySQL, Microsoft SQL Server, PostgreSQL, SQLite, Interbase and Firebird, created and maintained by Ansgar Becker. It is open-source software released under the GNU General Public License and may be used free of charge.

Licensing at a Glance

  • Open source
  • Freeware

  1. HeidiSQL is described as free software, invented in 2002 by Ansgar and actively maintained, with builds for Windows, Linux and macOS.[1]

  2. HeidiSQL is open source and released under the GNU General Public License (GPL).[2]

  3. The LICENSE file in the HeidiSQL source repository contains the GNU General Public License, version 2.[3]

  4. HeidiSQL may be used free of charge; the author accepts voluntary donations.[4]

  5. HeidiSQL bundles third-party components under their own licences, including MIT, BSD, MPL and GPL-family licences, as listed in the credits.[5]

Products

References

  1. HeidiSQL - MariaDB/MySQL, MSSQL, PostgreSQL, SQLite and Interbase/Firebird made easy · heidisql.com · retrieved 2026-09-27
  2. Technical help document · heidisql.com · retrieved 2026-09-27
  3. HeidiSQL LICENSE (GitHub) · raw.githubusercontent.com · retrieved 2026-09-27
  4. Make a donation · heidisql.com · retrieved 2026-09-27
  5. Technical help document · heidisql.com · retrieved 2026-09-27
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