Notepad++ v6.4.1 bug fix:
Fix a crash issue (regression).

http://notepad-plus-plus.org/download/v6.4.1.html

Changelog
Fix localization regressions.
Make "Begin/End Select" Command recordable in macro.
Enhance the delimiter selection(Ctrl + double click) feature.
Fix Find/Replace dialog status bar overwriting memory problem.
Fix Run dialog doesn't work with spaces in path.
Fix "Find all in current document" asking for creating a new file bug (regression)

Downloads
Setup:
http://download.tuxfamily.org/notepadplus/6.4.2/npp.6.4.2.Installer.exe
Portable:
http://download.tuxfamily.org/notepadplus/6.4.2/npp.6.4.2.bin.7z
http://download.tuxfamily.org/notepadplus/6.4.2/npp.6.4.2.bin.zip
Portable Minimal:
http://download.tuxfamily.org/notepadplus/6.4.2/npp.6.4.2.bin.minimalist.7z

Changes in 6.4.3:
Fix a crash issue while using Function list.
Enhance delimiter selection (Ctrl + Mouse Double Click) - add GUI settings in Preferences dialog.
Add open session in the new instance capacity.
Add new command line argument "-openSession" for opening a session file.
Add multi-instance option.
Fix regression -systemtray command line option not working properly.
Fix begin/end selection bug after the text modification between the begin and end position.
Add localization command line option -LlangCode where langCode is browser language code.

http://download.tuxfamily.org/notepadplus/6.4.3/npp.6.4.3.Installer.exe
http://download.tuxfamily.org/notepadplus/6.4.3/npp.6.4.3.bin.7z

Changes in 6.4.4:
Fix a crash issue while there's missing tag in functionList.xml.
Fix UTF-8 (w/o BOM) detection bug.
Fix line numbers space problem while folding.
Fix opening file in Notepad++ makes Aero-snapped cancelled.
Change behaviour: statusbar reports the number of selected characters instead of number of bytes now.
Add "close all tab to left" and "close all tab to right" features.
Add direct access to the tab feature (Ctrl + NumPad).
Fix macro replaying crash issue.
Add insert blank line above/below the current line feature(Ctrl+Alt+Enter/Ctrl+Alt+Shift+Enter respectively).
Add selection between matching braces feature.
Fix opening file problem from the network drive.
Fix C++ class (*.h) parsing problem in function list while there is comment on the beginning of document.
Enhance function list's C/C++ parser.

http://download.tuxfamily.org/notepadplus/6.4.4/npp.6.4.4.Installer.exe
http://download.tuxfamily.org/notepadplus/6.4.4/npp.6.4.4.bin.7z

Notepad++ v6.4.5 bug fixes:
1. Fix a regression on recent files history.

http://download.tuxfamily.org/notepadplus/6.4.5/npp.6.4.5.Installer.exe 
http://download.tuxfamily.org/notepadplus/6.4.5/npp.6.4.5.bin.7z

Make advanced scrolling optional so it can be disabled in case of touchpad scrolling problem.
Enhance sort lines feature: if several lines are selected, only the selected lines are sorted.
Add hex value column in Ascii Insert Panel.
Enhance performance: prevent switched-in document from being parsed by function list and by document map while these 2 panels are hidden.
Fix the bug that modified tab interface colour settings cannot be saved in stylers configurator.
Fix text crazy flickering while resizing the frame on a specific position.
Fix the context menu not shown for the all other users (accounts) in the same PC.

Setup:
http://download.tuxfamily.org/notepadplus/6.5.3/npp.6.5.3.Installer.exe

Portable:
http://download.tuxfamily.org/notepadplus/6.5.3/npp.6.5.3.bin.7z
http://download.tuxfamily.org/notepadplus/6.5.3/npp.6.5.3.bin.zip

Portable Minimal:
http://download.tuxfamily.org/notepadplus/6.5.3/npp.6.5.3.bin.minimalist.7z

http://www.hanzify.org/software/13250.html

Notepad++ v6.5.4 new features and bug fixes:
1.Enhance Notepad++ to conform with DPI-aware application.
2.Make extension column optional in vertical file switcher.
3.Add 3rd option "function + word completion" in auto-completion feature.
4.Fix closing bug in doc switcher via the context menu (right clicking of an unselected item).

http://download.tuxfamily.org/notepadplus/6.5.4/npp.6.5.4.Installer.exe

Notepad++ v6.5.5 new features and bug fixes:
Add character encoding auto-detection feature.
Fix the word-completion hanging problem by typing Chinese in ANSI document under Chinese Windows 7/8 64 bits.
Enable word-completion in ANSI document under CJK environment.
Add wildcard capacity for file name argument in command line.
Add new command line argument "-r" for opening files recursively (with wildcard characters).
Fix the crash bug while setting current document as Objective-C source code.
Fix rename not replacing the existing file bug.
Enhance Function list feature: reload on saving.
Enhance Function list feature: better recognition of perl function.
Fix sorting path in Windows document dialog makes Notepad++ crash.
Fix the no extension column setting for Doc Switcher not initialized properly in preference dialog.
Add "Command line arguments help" menu item command.

Notepad++ v6.5.4 new features and bug fixes:
Enhance Notepad++ to conform with DPI-aware application.
Make extension column optional in vertical file switcher.
Add 3rd option "function + word completion" in auto-completion feature.
Fix closing bug in doc switcher via the context menu (right clicking of an unselected item).

Setup:
http://download.tuxfamily.org/notepadplus/6.5.5/npp.6.5.5.Installer.exe
Portable:
http://download.tuxfamily.org/notepadplus/6.5.5/npp.6.5.5.bin.7z
http://download.tuxfamily.org/notepadplus/6.5.5/npp.6.5.5.bin.zip
Portable Minimal:
http://download.tuxfamily.org/notepadplus/6.5.5/npp.6.5.5.bin.minimalist.7z