• Added simulator mode for those without private SMTP servers (as modern public ones require SSL and OAuth which Blat doesn't support), so that various settings can be tested to see how a message would have been received had it used those settings

• Small internal upgrades

• Small internal upgrades

Support by default for Blat being used in a subfolder

• Internal enhancements

• Added support for Blat's new fixed bugs
• Fixed displaying an error when a registry profile is saved without supplying a server
• Upgraded core engine

• Re-arranged more important options on top of others
• Put the server info in the same menu as user/password
• Employed Blat's new Unicode support (and matching error code)
• Added support for Blat's new 64-bit version
• Added support for Blat's new "auto charset" detection
• Added support for Blat's new maximum multiparts option
• Added preparation for Blat's new fileless log option. Only preparation because the actual option is on Blat's bug list

• Fixed obsolete code
• Fixed help

• Improved support for relative paths
• Allow saving a (default/custom) Blat profile in the registry
• Allow using a custom Blat profile from the registry
• Allow deleting a (default/custom) Blat profile/all Blat profiles from the registry
• Added a port parameter
• Added a send attempts parameter

Originally based on SimpleBlatGUI:

SimpleBlatGUI is completely free to use, you can modify and redistribute it, print the source and wrap your cat in it, but by doing so you accept that I cannot be hold responsible for any harm done.
- portablefreeware.com

What was changed

• Source code upgraded to working state
• Using Blat's DLL
• No command line
• Allowed quotes in form fields
• Allowed multilined body text with newlines
• Allowed empty subjects
• Automated "Absolute Paths" instead of bothering the user
• Added button shortcuts
• Added charset
• Added priority
• Added custom headers
• Small improvements