Notepad++ v7.8.6 Enhancement & bug-fixes:

1.  Add multi-column marker (multi-line edge) feature.
2.  Add dynamical sorting feature for Folder as Workspace.
3.  Make MRU tab activate instead of rightmost tab while tab closure (if MRU enabled).
4.  Fix folding state lost on the next startup issue.
5.  Make Replace-in-Files confirmation dialog modal to prevent from crashing.
6.  Add support of smart-indenting for Perl and Rust.
7.  Make recorded macro (IDC_FINDNEXT & IDC_FINDPREV)retro-compatible up to 7.8.4.

Notepad++ v7.8.8 Enhancements & bug-fixes:

1.  Fix accented characters in ANSI files not found in "find in files" and "replace in files" commands issues.
2.  Add an option to improve rendering special Unicode characters by using Scintilla's DirectWrite technology.
3.  Fix URL invisible issue in dark themes.
4.  Fix the focus not on the opening new file issue.
5.  Fix Workspace (Project panel), Folder As Workspace and function list keep focus issue after double clicking an item.
6.  Add Ctrl+Backspace ability to delete word for comboboxes in Find/Replace dialog.
7.  Add ability to find-all in selected text.
8.  Fix wrong treatment of backslashes as escape sequences in autocompletion.
9.  Enhance "Remove Empty Lines" command: Allow scope to be limited by an active selection.
10. Fix loading of project & session files by drag & drop not working issue.
11. Fix block selection cursor wrong positions after typing TAB.
12. Add confirmation prompt to "Replace all in all opened documents" command to avoid PBKAC.

Notepad++ v7.9 Enhancements & bug-fixes:

1.  Add the ability to open the target file of a Shortcut (*.lnk).
2.  Enhance side panels behaviour: close a single panel instead of the entire stack.
3.  Fix Monitoring & document auto-update not scrolling to the end of the file with Word wrap enabled issue.
4.  Fix mouse cursor flicker while hovering URLs.
5.  Add back hovered blue underlined URLs.
6.  Enhance C++, Perl, Python parsers and add VHDL in Function List.
7.  Improve some ambiguous commands naming in Shortcut Mapper.
8.  Add an option to prevent right click from canceling selection.
9.  Add ability to sort lines randomly.
10. Fix "Close All BUT this" looses current document data issue.
11. Allow user to start making a stream selection and then change to column block (by pressing ALT key).
12. Add word wrap option to find results context menu.
13. Add keyboard navigation ability to Column Editor.
14. Add keyboard shortcut ability to Projects, Folder as Workspace and Function List for switching among these panels.
15. Enable project panels toggle from menu.
16. Enhance Folder as Workspace to restore latest selected item of last session on Notepad++ startup.
17. Fix inaccurate line margin update with word wrap enabled.
18. Fix Find previous/next commands not scroll vertically to show match result issue (with word wrap disabled).
19. Fix column key sort with col block starting in col1 bug.
20. Add confirmation preference for Replace All in All Opened Documents operation.
21. Add Escape keypress in functionlist searchbox to clear its text.
22. Add RTL capability to localized messageboxes.
23. Make (Find) dlgAlwaysVisible a true Preference setting.
24. Fix sorting by column key using incorrect key values.
25. Add search scope to Find window status bar output.
26. Fix false hit result in Find in Finder.
27. Prevent redundant line data copy in Finder.

Notepad++ v7.9.2 Enhancements & bug-fixes:

1.  Fix regression of auto-Indent.
2.  Add custom URI schemes ability.
3.  Improve URL parser: fix apostrophe in an URL issue.
4.  Add context menu with "Copy link" ability.
5.  Add color samples on menu items for styling features.
6.  Add "-settingsDir" argument for overriding default settings path.
7.  Fix crash while exit command issued by plugin.
8.  Fix several bugs of PHP parser rule for function list.
9.  Move "Normal Text" to top in Languages Menu.
10. Add new API NPPM_GETSETTINGSONCLOUDPATH for plugins.
11. Add an option for displaying constant line number width.
12. Fix function list is empty with new user profile in the same PC issue.
13. Fix single-quoted string being badly recognized as attribute value in XML.
14. Fix docked panels appear with "-nosession" cmd line parameters.
15. Improve text selection after Replace All In Selection operation.
16. Add the number of total documents on windows dialog's title bar.
17. Fix scroll to last line problem after main window resizing.
18. Fix Plugin admin display UTF-8 issue in its description.
19. Fix Search result's text direction (RTL) not always synchronized with main edit zone's one issue.
20. Fix dockable panels display issue in RTL direction.
21. Fix Search result line number highlighting inaccurate issue.
22. Make "Line" preceding each line number on Search Results translatable.
23. Fix menu check marks not being removed after closing "Clipboard History" and "Character Panel" panels.
24. Fix command line arguments -p, -n & -c negative value's undefined behaviour.
25. Add new Margin/Border/Edge sub-page in Preferences.
26. Fix find in files failure issue due to directory path with leading/trailing spaces.
27. Fix folder icon display issue in "Folder as Workspace" after "Expand/Collapse All".
28. Make "Clipboard History" and "Character Panel" togglable.
29. Fix Find in found results dialog launch failure after macro execution.
30. Disallow Goto dlg offset option from moving to position inside multi-byte char or between CR and LF.
31. Fix "Go to..." dialog wrong Offset value in empty files.
32. Prevent corruption possibility when using -p command line parameter in a UTF file.
33. Improve indent guidelines on non-brace control block languages.
34. Prevent names of untitled tabs from duplication.
35. Add tooltips for Folder as Workspace 3 commands.
36. Fix "SCI_NEWLINE" inside a macro not working issue.
37. Fix bug where search-results won't open 'new 1' file.
38. Fix tab close button remain pushed issue.
39. Enhance ghost typing command line argument feature - using white space directly instead of %20.

Notepad++ v7.9.4 Enhancements & bug-fixes:

1.  Upgrade Scintilla from v4.2.0 to v4.4.6.
2.  Fix DPI scaling broken while dragging Notepad++ into the 2nd monitor regression.
3.  Add "Find in Projects" feature.
4.   Fix project workspace changes lost on save cancel issue.
5.  Fix folder picker not being launched issue because provided directory is invalid.
6.  Fix network path (UNC path) not working in file dialog.
7.  Fix shortcut name more than 64 characters makes a menu entry empty name issue.
8.  Fix extension appending issue in file dialog.
9.  Fix file not turning to modified state (with Session Manager plugin) bug after its content being changed.
10. Add an option to mute all sounds in preferences dialog.
11. Make JSON auto-indent for brace.

Notepad++ v8 new features, enhancements & bug-fixes:

1.  Add Dark Mode.
2.  ARM64 build is available.
3.  One button to build them all - build Notepad++ with Scintilla static lib and Boost RegExpr headers.
4.  Add new Fluent UI icons for toolbar.
5.  Add new feature "Distraction Free Mode" (Menu "View->Distraction Free Mode").
6.  Add new API NPPM_ADDTOOLBARICON_FORDARKMODE for dark mode.
7.  Add 1 click action (SHIFT-click) on close button to close all tabs in dockable panel.
8.  Add ability of changing select text foreground color (optional).
9.  Allow Replace to stop after replacement (optional).
10. Fix append extension feature not working in save dialog.
11. Add ability to reverse line order.
12. Add ability to style only current instance of text.
13. Fix duplicated entries in Auto-Completion pop-up window.
14. Fix Python Function List not showing functions in some circumstance.
15. Enhance Folder as Workspace performance while adding/removing files in bulk.
16. Add Ada, Fortran, Fortran77 & Haskell in function lists.
17. Improve performance of "Open all" command in Search results.
18. Add "Copy Pathnames" command to Search results context menu.
19. Catch regex search exceptions and show exception message.
20. Add MarkAll Preference settings for case and word.
21. Fix regression: Handle "Default Directory" setting correctly in Open/Save File Dialog.
22. Fix a special character in UTF16 file crash issue
23. Add "Append extension" checkbox to Save As dialog.
24. Fix Copy command in Search result is available as there's no selection.
25. Add padding ability in the edit zone.
26. Make new tab name translatable.
27. Improve character case handling in RegEx.
28. Fix dragged out UDL file is not applied to UDL in the new instance.
29. Add command line parameter for adding specified string to app title bar.
30. Fix Auto-Completion ignoring case issue.
31. Fix "Match Whole Word" option being enabled in RegEx Search.
32. Fix sort with column key selection that appears after tab characters.
33. Fix "Reload Workspace" menu command not working issue.
34. Fix view file in Edge browser failure issue if name contains spaces.
35. Add ability to avoid accumulating multiple search results.
36. Fix UTF-16 decoding/encoding for code points above U+FFFF.
37. Fix "Save As" command removing original path from recent files history issue.
38. Fix function List button tool tips mixed up issue.
39. Remove Microsoft Bing from search engines for Search on Internet command.

Notepad++ v8.1.1 bug-fixes:

1. Fix edit zone not being applied to dark mode issue on another user account in the same machine.
2. Enhance dark mode (make user interface more dark-modable).

Notepad++ v8.1.3 new features, enhancements & bug-fixes:

1.  Dark mode enhancement: 95% dialogs are dark-modable.
2.  Improve GUI display under high DPI.
3.  Add Markdown UDL of dark mode in release packages.
4.  Fix crash issue when several instances of the save dialogs are shown.
5.  Fix save dialog not working on Windows Vista.
6.  Add the capacity to switch among Find/Replace/FiF/Mark via their shortcuts. 
7.  Make Document List Panel togglable via View menu and shortcutable (+ "Switch to" command) in shortcut mapper.
8.  Fix Function list current empty lost issue while Sort/Unsort/Save/Reload.
9.  Fix Functions list scrolling to the top on file save issue.
10. Fix wrong path in tooltip of tab in RTL mode.
11. Fix the file drag and drop bug in RTL mode.
12. Add filter capacity in Shortcut mapper by shortcut key combination.
13. Add copy file names capacity from Windows dialog.
14. Fix shortcut conflict detection error in Shortcut mapper while filtering.
15. Increase macro, user command and plugin command number capacity.