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Licensed under GNU GPL.
Pro Great UI and ease of use
HeidiSQL has a comprehensive and intuitive interface.
Alongside the possibility of downloading the installer and sourcecode, a portable version of the software is available.
Pro Syntax completion
Pro Great user management
The user manager of HeidiSQL can easily set privileges on a per-database level or give access to only certain commands.
Pro Data synchronization
HeidiSQL can compare and synchronize your data and structure between local and remote databases.
Pro SSH tunnel
HeidiSQL allows connecting to your MySQL database via SSH tunnel.
Pro Connect to servers via command line
You can use command line parameters to automate connections.
Pro Works fine with Wine under Linux
Con Can be buggy
HeidiSQL is known to have some bugs that results in crashes.
Con UI design is very bad
Generic windows form
Con No session backup
You cannot recover your session after close or even worse crash.
Con Works under Linux only with Wine
It works quite well under Wine with Linux, but you must always take notice if the last version of HeidiSQL has been tested, for it may not run at all. There are some bugs in the Wine version that can be annoying and you have to kill the program and restart it. A native Linux version would be great.
Con Intellisense is not intelligent
No intellisense for columns unless table name is aliased.