HeidiSQL is a small database client that allows users to connect to and manage databases such as MySQL, MariaDB, PostgreSQL, Microsoft SQL Server, and SQLite. It offers tools for browsing data, editing tables, running SQL queries, importing and exporting data, and managing database structures.
The software is free to use and actively maintained, making it a trusted choice for both personal and professional database work.
Download HeidiSQL v12.22 - Software Mirrors |
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HeidiSQL v12.22 for WindowsHeidiSQL_12.22_64_Portable.zip | 28.52 MB HeidiSQL_12.22.0.7382_Setup.exe | 17.06 MB |
HeidiSQL v12.22 for macOSheidisql_12.22_macos_app.zip | 20.31 MB |
HeidiSQL v12.22 for Linuxheidisql_12.22_amd64.deb | 6.97 MB heidisql-12.22-1.x86_64.rpm | 6.93 MB build-qt6-v12.22.tgz | 7 MB build-qt6-arm64-v12.22.tgz | 6.96 MB build-qt5-v12.22.tgz | 7 MB build-gtk2-v12.22.tgz | 7.06 MB |
HeidiSQL v12.22 Source Code
HeidiSQL v12.22 Source code (zip)
HeidiSQL v12.22 Source code (tar.gz)
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HeidiSQL v12.22 Release Notes: 12.22 - 2026-10-25
⛰️ Features
- New login manager for MS SQL Server, closes #17 - (7ffb2f1)
- New role manager UI for PostgreSQL, closes #80 - (4267133)
- Show hints in all controls if set. Same as in master/37d02ea3 - (e07a913)
- Inject branch commit count as build number at build time - (a8fd18e)
- Build, sign and notarize macOS app bundle in CI - (cae4e0c)
- Install Lazarus 4.8 on Windows and macOS runners, drop setup-lazarus action - (46ea9be)
- Use fully qualified table name in "Select Top x rows" action when a click on it is combined with Shift - (06ab070)
- Add Linux Qt theme selection - (816a819)
🚀 Enhancements
- Hint at "Send batch in one go" for undeclared variables on MS SQL - (4ed6e5f)
- Rephrase warning message displayed when a grid edit/delete did not affect any row - (9da8a80)
🐛 Bug Fixes
- Firebird access violation on macOS; fail app bundling on missing client libs - (b012582)
- Correct relative target of firebird.msg symlink - (c80253d)
- Link bundled firebird.msg from Contents into Resources - (de488ed)
- Place fbclient in Contents/Frameworks for session manager detection - (400944e)
- Single rpath and @loader_path rewrites for bundled Firebird client - (c83d850)
- Move bundled Firebird client to Contents/Resources to satisfy codesign - (512bd5f)
- Pkgutil --expand requires non-existing target directory - (e546c29)
- Bundle missing fbclient library in macOS app bundle - (feca7eb)
- Make "apply filter" and "clear" buttons visually distinguishable - (160187d)
- Crash when creating event in object editor - (d5ec718)
- Support InterBase BOOLEAN columns and its missing partial column load. See #2527 - (b572b2f)
- Only offer matching Firebird or InterBase client libraries - (821c2d4)
- Interbase/Firebird column types, DEFAULT clause order and SUBSTRING. Closes #2527 - (d9ab3cc)
- Make build number injection portable to BSD sed on macOS - (620e5b1)
- Crash when selecting a table on macOS x86_64 - (690972a)
- Session manager crash on macOS x86_64 from enum dictionary keys - (7c1608e)
- Repair tab sections with empty name in tabs.ini on restore. See #2637 - (805722c)
- Blinking caret in query editor after using code completion - (6b1a156)
- Non-appearing context menus on tree nodes in session manager, table and routine editor - (b280ef0)
- Visible dropdown arrow on toolbar buttons with dark Qt themes - (84c0f0e)
- Sort folders and files alphabetically in file open/save dialog - (285cb8b)
- Prevent slash in session names from corrupting settings import and session clone - (2f21438)
- Render VirtualTree content at correct size on macOS retina - (832ff89)
- Missing translation for error message - (a87845f)
- Indexes created with CREATE INDEX not shown on MS SQL - (8c41545)
- Hanging query tab and double execution of non-SELECT queries on MS SQL - (a48a722)
- Use TBlobField.SaveToStream instead of DataStream, unavailable in FPC - (816cbd2)
- Fetch MS SQL binary column values via TBlobField stream in GetColBinData - (8f34f5f)
- Wrong hex prefix/postfix for PostgreSQL, insecure break after testing 1024 characters in IsHex - (2b64345)
- Hide LIKE quick filters in context menu of binary grid values, which would now be broken through quoted hex values - (dc5c5ab)
- Use correct hex prefix/postfix on MS SQL and PostgreSQL, allow odd length of hex body in MySQL - (bdb27f1)
- Wrong IsHex result on non-MySQL connections, prevent escaping quotes in SQLite hex values x'aa...' - (29d26b5)
- Use connection specific hex prefix and postfix when editing binary values in grid - (e06a4ff)
- Implement TSQLiteQuery.GetColBinData for byte-exact BLOB access - (b49cd3d)
- Read SQLite BLOB columns via sqlite3_column_blob instead of truncated text - (24b80ba)
- Assign SQLite procedures sqlite3_column_blob and sqlite3_column_bytes to TSQLiteLib - (707543c)
- State updated Lazarus 4.8 version used in workflow - (7b0684d)
- Use Cmd instead of Ctrl for default keyboard shortcuts on macOS - (5aaa0eb)
- Splitter between query editor and results not draggable on macOS - (1363b16)
- Invalid JSON export from empty grid result - (f1a1904)
- Remove invalid -s flag from security set-key-partition-list - (1910c5c)
- Correct argument order for security set-keychain-settings - (1e108ce)
- Use plain string for codesign flags instead of empty array (set -u unbound variable) - (9e777d7)
- Move secrets check from step if: into script (secrets context not allowed in if:) - (072bbb0)
- Use curl -L with /download suffix for SourceForge installer download on Windows - (2ad4009)
- Run apt-get update before installing Lazarus debs on Ubuntu - (35e24e8)
- Re-enable setting width of helpers box on query tabs - (f17d084)
- Default name for new constraint too long for MySQL - (91ba1d4)
- Range check error when starting SSH tunnel - (a834721)
- Keep database nodes expanded on tree refresh, and hide table tabs after dropping the object - (c976d17)
- Stuck UI after firing query with SQL error on MS SQL - (905eb8f)
- Access violation on MS SQL connections, after applying filter on data tab - (9a209eb)
- Make some cancel buttons react on Esc key - (070ea3c)
- Use newer/renumbered MYSQL_* constants with libmysql v8+ - (aabe034)
- Preserve Qt tree subclass with standard LFM classes - (81ae758)
- Keep Lazarus forms designer-compatible - (9e682a1)
- Backport Lazarus Qt6 HiDPI scaling - (dca7a9a)
- Avoid cross-thread keep-alive timer access - (ae2b908)
- Improve VirtualTreeView hints on Qt - (31f5c73)
- Improve VirtualTreeView interaction on Qt - (1b057bd)
- Render VirtualTreeView correctly on Qt - (6add51c)
- Improve Linux font handling - (59a6b09)
- Bunch of often occurring memory leaks, found by @ArtemRazin - (04d50c5)
- Require 64bit specific libraries in rpm package, so the client should never decide for 32bit - (b92d253)
- Crash on macOS while setting listForeignKeys.Width - (6727efc)
🚜 Refactor
- Consolidate tree drag-start handlers into TMainForm.AnyGridMouseMove - (1d35fab)
- Replace deprecated SynEdit line color API - (f1775eb)
- Replace deprecated SynEdit selection API - (d4a57c3)
⚙️ Miscellaneous Tasks
- Keep test-signing for tag builds, rename macOS bundle to upstream scheme - (db843de)
- Bump LCLVersion to 4.8.0.0 in all forms - (0ae7544)
- Pin line ending policy in .gitattributes - (9759c5b)
- Sign tag builds with SignPath release-signing policy, regular builds with test-signing - (1b9cf9a)
- Make SignPath signing policy configurable via SIGNPATH_SIGNING_POLICY variable - (363f829)
- Switch SignPath GitHub Action to v3 connector - (3fe7e75)
- Sign Windows heidisql.exe via SignPath GitHub Action - (1359bce)
- Upgrade actions to Node.js 24 versions (checkout v6, upload-artifact v6, download-artifact v7, gh-release v3) - (7ea9f11)
Build
- Update Linux builds to Lazarus 4.8 - (ecc4010)
Localize
- Update compiled .mo translation files - (d951a28)
- Update compiled .mo translation files - (55fb44e)
[!NOTE]
>
For a list of all the changes up to date, please read CHANGELOG.md. |
Key Features of HeidiSQL
Multi Database Support
HeidiSQL supports MySQL, MariaDB, PostgreSQL, Microsoft SQL Server, and SQLite, enabling users to manage different database systems from one interface.
User Friendly Interface
The clean layout makes it easy to navigate databases, tables, views, and procedures.
SQL Query Editor
A powerful SQL editor with syntax highlighting and code completion helps users write and execute queries efficiently.
Table and Data Editing
Users can view, insert, edit, and delete data directly within tables using a spreadsheet like interface.
Import and Export Tools
HeidiSQL supports importing and exporting data in formats such as SQL, CSV, XML, and HTML.
Database Structure Management
Users can create and modify tables, indexes, triggers, views, and stored procedures.
Session Management
Multiple connections and sessions can be saved and reused for faster access.
Secure Connections
Supports SSH tunneling and SSL for secure database connections.
Lightweight and Fast
HeidiSQL runs efficiently even on systems with limited resources.
Benefits of Using HeidiSQL
Saves Time
Quick access to databases and fast query execution improve productivity.
Easy to Learn
The intuitive interface is suitable for beginners while offering advanced tools for professionals.
Flexible Database Management
Supports multiple database engines in a single application.
Free and Open Source
No licensing cost, making it ideal for individuals and businesses.
Reliable for Daily Use
Stable performance for routine database administration tasks.
HeidiSQL is a dependable and efficient database management tool that balances simplicity with powerful functionality. With support for multiple database systems, a strong SQL editor, and lightweight performance, it is an excellent choice for managing databases on Windows. For users seeking a free, fast, and versatile database client, HeidiSQL remains one of the best options available.
HeidiSQL is a popular open source database management software designed for developers, database administrators, and data analysts. It provides an easy and efficient way to manage, edit, and query databases while maintaining a lightweight footprint and fast performance. HeidiSQL is widely appreciated for its simplicity, flexibility, and support for multiple database systems.
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