HeidiSQL 12.15.0.7171 freeware

HeidiSQL, developed by Ansgar Becker, is a powerful and intuitive database management tool designed for Windows. It supports MySQL, MariaDB, PostgreSQL, and SQL Server, offering a seamless interface for managing databases, browsing data, and executing SQL queries. With features like data export/import, session management, and visual query builder, HeidiSQL is ideal for developers and database administrators seeking efficiency and ease of use.

Author Ansgar Becker
Released 2026-01-30
Filesize 16.90 MB
Downloads 1785
OS Windows 11, Windows 10 64 bit, Windows 8 64 bit, Windows 7 64 bit
Installation Instal And Uninstall
Keywords HeidiSQL, database connection, synchronize database, synchronize, connection, SQL, query
Users' rating
(41 rating)
HeidiSQLDatabases & ToolsWindows 11, Windows 10 64 bit, Windows 8 64 bit, Windows 7 64 bit
HeidiSQL - Freeware Download Notice

HeidiSQL Free Download - we do not host any HeidiSQL torrent files or links of HeidiSQL on rapidshare.com, depositfiles.com, megaupload.com etc. All HeidiSQL download links are direct HeidiSQL download from publisher site or their selected mirrors.

HeidiSQL freeware - The Latest User Reviews
HeidiSQL freeware - The Latest Versions History
12.15.0.7171 Jan 30, 2026 New Release Features:
Add a few items to the top of the grid's header context menu - (eb9cd8b)
Add a newer FreetTDS library for Windows, from the last successful VS 2022 build on https://ci.appveyor.com/project/FreeTDS/freetds - (93bfda0)
Make grid-highlight-same-text-color part of the predefined color schemes - (7854157)
Switch color scheme from Tools main menu - (c8c3b23)
Introduce global AppColorSchemes for managing SQL and grid colors, and sync both with the app's dark mode (still only on Windows) - (d313a59)
Sync active line color and brace highlight with the app's dark or light mode - (3510728)
Auto-switch to dark or light SQL colors in sync with the app's dark mode - (8a08e77)
Support dark mode, using MetaDarkStyle from OPM, and provide the 3 known custom settings: automatic, light and dark - (3f9e867)
Re-enable dropping files from file manager to "insert files to BLOB" dialog - (23fc9c0)
Upgrade DPI awareness to Per-Monitor v2, add TMainForm.FormChangeBounds as a replacement for the missing OnAfter/OnBeforeMonitorDpiChanged events - (9eab28e)
Re-enable menu item on list header context menu: "Toggle visibility of all columns" - (41169f7)
Support European umlauts/accents as w (word char) in some regular expression areas - (304cd26)
Auto-uppercase keywords, data types and functions - (62cda84)
Recreate previous state of trigger after realizing the user edited code has errors - (e7e5e11)
Create a TSynEditMarkup descendant and use it for highlighting selected text occurrences - (8a667f2)
Create custom setting so the user may define a terminal app himself, and auto-detect terminal app if the setting is yet empty - (613e207)
Enable InnoSetup script for creating Windows installer - (317edcd)
Re-enable codepage => charset mapping using GetACP from DelphiCompat unit - (79e4654)
Re-enable ValidFilename function with platform specific lists of disallowed characters - (f3a0594)
Re-enable support for hyperlinks in message dialogues, and use TTaskDialog again fo
12.13.0.7147 Nov 3, 2025 New Release New stuff:
feat: sort sessions and folders according to user locale (issue #1828)
feat: sort session folders at top per setting (issue #1828)
feat: filter box in user manager (issue #2275)
add checkbox "Open file after creation" to grid export dialog (issue #912)
Bugfixes and enhancements:
fix: sort empty session folders like non-empty ones (issue #1828)
fix: set modified flag after move per button (issue #2220)
fix: column reordering per drag and drop (issue #2220)
fix: list procedures in PostgreSQL(issue #2278)
fix: missing DELETE HISTORY privilege on MariaDB (issue #1026)
fix: prevent crash in auto-refresh action (issue #1060)
fix: bad message with no library selected (issue #1020)
Table data generator: generate missing values for geometry columns
allow modify length of index with binary column (issue #900)
fix no longer working move up/down of selected columns, see https://www.heidisql.com/forum.php?t=44467 (issue #2220)
end global "edit function" mode for grid editing early (issue #875)
take care for escaped ENUM definitions (issue #799)
work around non-greedy expression when extracting the return data type of a stored function with a space in it. (issue #768)
safety replacement for folder separator when renaming a session or folder (issue #682)
leave away schema when double-click table for inserting into query editor (issue #551)
fix sticky empty-password warning after setting a non-empty one (issue #441)
allow sorting columns in table designer by click on their header (issue #2220)
ignore semicolon between double-dollar quoted strings when separating SQL queries by semicolon, e.g. $$ foo; bar $$ (issue #1326)
12.12.0.7122 Oct 6, 2025 New Release The v12.12 release now abandons the 32 bit portable releases and nightly builds. Only 64 bit releases from now on.
Back in Jan 2019, for v10.0, I created the first 64 bit release with the support of the Delphi 10.3 at that time. Since that release I provided both 32 and 64 bit releases for more than 6 years now. Due to the decreasing availability of 32 bit drivers and libraries, and with a user base of ~0.5% it makes sense to safe the effort for these. Note the previous releases with 32 bit variants are still available on the download page.
Also notable: heidisql.com has been moved to Manitu, an excellent hosting provider in Germany. Update checks, SQL formatting and statistic calls should benefit from the enhanced speed.
New stuff:
Issue #2254: Support for trigger editing on SQLite
3rd party updates:
Upgrade compiler to Delphi 12.3.
Update MariaDB Connector/C to v3.4.7
Add MySQL Connector libmysql v9.0.4
Update SQLite libraries to v3.50.4
Update SQLite multiple cipher libraries to v2.2.4.
Update PostgreSQL libpq/17 to v17.0.6
Update PostgreSQL libpq/15 to v15.0.14
Remove PostgreSQL libpq/10 and 12, depending on the outdated and insecure libssl v1.1.1w
Update Virtual-TreeView component to v8.2 from Sep 5 2025
Bugfixes and enhancements:
Issue #2161: fix reading and writing user limitations in newer MySQL versions
Issue #2126: rephrase SQL query for retrieving the oid of citext data type, to prevent errors in the server logs
Issue #2257: fix height of grid column header
Issue #2122: support table comment syntax when creating new PostgreSQL tables
Issue #41: use N(ational) prefix on MS SQL strings on all quoted strings, regardless of their exact data type, to support Unicode in meta queries as well
Issue #2167: remove fallback to insecure http calls when https failed
Issue #2250: use N(ational) prefix in MS SQL for any text value going through the second version of EscapeString(), supporting Unicode now when importing a file into a table.
Fix unsaved highlighter select

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