New Features:

• Added entry tags (you can assign tags to entries in the entry editing window or by using the 'Selected Entries' context menu; to list all entries having a specific tag, choose the tag either in the 'Edit' main menu or in the 'Show Entries' toolbar drop-down button).
• Completely new entry list column engine; the columns are dynamic now, custom entry strings can be shown in the list, to configure go 'View' -> 'Configure Columns...'; the column engine is also extensible now, i.e. plugins can provide new columns.
• Added 'Size' entry list column (shows the approximate memory required for the entry).
• Added 'History (Count)' entry list column (double-clicking a cell of this column opens the entry editing window and automatically switches to the 'History' tab).
• Added 'Expiry Time (Date Only)' entry list column.
• Added options to specify the number of days until the master key of a database is recommended to and/or must be changed.
• Added support for exporting selected entries to KDB.
• Added 'FileSaveAsDirectory' configuration key to specify the default directory for 'Save As' database file dialogs.
• Double-clicking a history entry in the entry editing dialog now opens/views the entry.
• It's now possible to tab from menus and toolbars to dialog controls.
• Added option to turn off hiding in-memory protected custom strings using asterisks in the entry view.
• Added workaround for FTP servers sending a 550 error after opening and closing a file without downloading data.
• Added 'Unhide Passwords' application policy flag.
• Password Depot importer: some icons are converted now.
• {GOOGLECHROME} placeholder: updated detection code to also support the latest versions of Chrome.
• The main window now uses the shell font by default.
• On Windows Vista and higher, Explorer-themed tree and list views are now used in the main window.
• On Windows 7 and higher, the main window peek preview is now disabled when the KeePass workspace is locked.
• Installer: added option to optimize the on-demand start-up performance of KeePass.
• TrlUtil: added 3 dots string validation.

Improvements / Changes:

• Improved entry list item selection performance (defer UI state update on selection change burst).
• Improved special key code conversion in KDB importer.
• Icon picker dialog now has a 'Close' button.
• When sorting is enabled, the entry list view now doesn't get destroyed anymore when trying to move entries.
• Main window is now brought to the foreground when untraying.
• Removed grid lines option.
• Reduced size of MSI file.
• Various performance improvements.
• Various code optimizations.
• Minor other improvements.

Bugfixes:

• No file path is requested anymore when double-clicking an import source that doesn't require a file.