diff --git a/runtime/ftplugin/fortran.vim b/runtime/ftplugin/fortran.vim
index b9ba3c4..26dc90a 100644
--- a/runtime/ftplugin/fortran.vim
+++ b/runtime/ftplugin/fortran.vim
@@ -1,13 +1,13 @@
 " Vim settings file
 " Language:	Fortran 2008 (and older: Fortran 2003, 95, 90, 77, 66)
-" Version:	(v52) 2020 October 07
+" Version:	(v53) 2021 April 06
 " Maintainer:	Ajit J. Thakkar <ajit@unb.ca>; <http://www2.unb.ca/~ajit/>
 " Usage:	For instructions, do :help fortran-plugin from Vim
 " Credits:
 "  Version 0.1 was created in September 2000 by Ajit Thakkar.
 "  Since then, useful suggestions and contributions have been made, in order, by:
 "  Stefano Zacchiroli, Hendrik Merx, Ben Fritz, David Barnett, Eisuke Kawashima,
-"  and Doug Kearns.
+"  Doug Kearns, and Fritz Reese.
 
 " Only do these settings when not done yet for this buffer
 if exists("b:did_ftplugin")
@@ -66,12 +66,19 @@
 " Set comments and textwidth according to source type
 if (b:fortran_fixed_source == 1)
   setlocal comments=:!,:*,:C
-  " Fixed format requires a textwidth of 72 for code
-  setlocal tw=72
+  " Fixed format requires a textwidth of 72 for code,
+  " but some vendor extensions allow longer lines
+  if exists("fortran_extended_line_length")
+    setlocal tw=132
+  elseif exists("fortran_cardimage_line_length")
+    setlocal tw=80
+  else
+    setlocal tw=72
   " If you need to add "&" on continued lines so that the code is
   " compatible with both free and fixed format, then you should do so
   " in column 73 and uncomment the next line
   " setlocal tw=73
+  endif
 else
   setlocal comments=:!
   " Free format allows a textwidth of 132
diff --git a/runtime/ftplugin/ps1.vim b/runtime/ftplugin/ps1.vim
new file mode 100644
index 0000000..aac3bc9
--- /dev/null
+++ b/runtime/ftplugin/ps1.vim
@@ -0,0 +1,59 @@
+" Vim filetype plugin file
+" Language:    Windows PowerShell
+" URL:         https://github.com/PProvost/vim-ps1
+" Last Change: 2021 Apr 02
+
+" Only do this when not done yet for this buffer
+if exists("b:did_ftplugin") | finish | endif
+
+" Don't load another plug-in for this buffer
+let b:did_ftplugin = 1
+
+let s:cpo_save = &cpo
+set cpo&vim
+
+setlocal tw=0
+setlocal commentstring=#%s
+setlocal formatoptions=tcqro
+" Enable autocompletion of hyphenated PowerShell commands,
+" e.g. Get-Content or Get-ADUser
+setlocal iskeyword+=-
+
+" Change the browse dialog on Win32 to show mainly PowerShell-related files
+if has("gui_win32")
+	let b:browsefilter =
+				\ "All PowerShell Files (*.ps1, *.psd1, *.psm1, *.ps1xml)\t*.ps1;*.psd1;*.psm1;*.ps1xml\n" .
+				\ "PowerShell Script Files (*.ps1)\t*.ps1\n" .
+				\ "PowerShell Module Files (*.psd1, *.psm1)\t*.psd1;*.psm1\n" .
+				\ "PowerShell XML Files (*.ps1xml)\t*.ps1xml\n" .
+				\ "All Files (*.*)\t*.*\n"
+endif
+
+" Look up keywords by Get-Help:
+" check for PowerShell Core in Windows, Linux or MacOS
+if executable('pwsh') | let s:pwsh_cmd = 'pwsh'
+  " on Windows Subsystem for Linux, check for PowerShell Core in Windows
+elseif exists('$WSLENV') && executable('pwsh.exe') | let s:pwsh_cmd = 'pwsh.exe'
+  " check for PowerShell <= 5.1 in Windows
+elseif executable('powershell.exe') | let s:pwsh_cmd = 'powershell.exe'
+endif
+
+if exists('s:pwsh_cmd')
+  if !has('gui_running') && executable('less') &&
+        \ !(exists('$ConEmuBuild') && &term =~? '^xterm')
+    " For exclusion of ConEmu, see https://github.com/Maximus5/ConEmu/issues/2048
+    command! -buffer -nargs=1 GetHelp silent exe '!' . s:pwsh_cmd . ' -NoLogo -NoProfile -NonInteractive -ExecutionPolicy RemoteSigned -Command Get-Help -Full "<args>" | ' . (has('unix') ? 'LESS= less' : 'less') | redraw!
+  elseif has('terminal')
+    command! -buffer -nargs=1 GetHelp silent exe 'term ' . s:pwsh_cmd . ' -NoLogo -NoProfile -NonInteractive -ExecutionPolicy RemoteSigned -Command Get-Help -Full "<args>"' . (executable('less') ? ' | less' : '')
+  else
+    command! -buffer -nargs=1 GetHelp echo system(s:pwsh_cmd . ' -NoLogo -NoProfile -NonInteractive -ExecutionPolicy RemoteSigned -Command Get-Help -Full <args>')
+  endif
+endif
+setlocal keywordprg=:GetHelp
+
+" Undo the stuff we changed
+let b:undo_ftplugin = "setlocal tw< cms< fo< iskeyword< keywordprg<" .
+			\ " | unlet! b:browsefilter"
+
+let &cpo = s:cpo_save
+unlet s:cpo_save
diff --git a/runtime/ftplugin/ps1xml.vim b/runtime/ftplugin/ps1xml.vim
new file mode 100644
index 0000000..837a330
--- /dev/null
+++ b/runtime/ftplugin/ps1xml.vim
@@ -0,0 +1,34 @@
+" Vim filetype plugin file
+" Language:    Windows PowerShell
+" URL:         https://github.com/PProvost/vim-ps1
+" Last Change: 2021 Apr 02
+
+" Only do this when not done yet for this buffer
+if exists("b:did_ftplugin") | finish | endif
+
+" Don't load another plug-in for this buffer
+let b:did_ftplugin = 1
+
+let s:cpo_save = &cpo
+set cpo&vim
+
+setlocal tw=0
+setlocal commentstring=#%s
+setlocal formatoptions=tcqro
+
+" Change the browse dialog on Win32 to show mainly PowerShell-related files
+if has("gui_win32")
+  let b:browsefilter = 
+        \ "All PowerShell Files (*.ps1, *.psd1, *.psm1, *.ps1xml)\t*.ps1;*.psd1;*.psm1;*.ps1xml\n" .
+        \ "PowerShell Script Files (*.ps1)\t*.ps1\n" .
+        \ "PowerShell Module Files (*.psd1, *.psm1)\t*.psd1;*.psm1\n" .
+        \ "PowerShell XML Files (*.ps1xml)\t*.ps1xml\n" .
+        \ "All Files (*.*)\t*.*\n"
+endif
+
+" Undo the stuff we changed
+let b:undo_ftplugin = "setlocal tw< cms< fo<" .
+      \ " | unlet! b:browsefilter"
+
+let &cpo = s:cpo_save
+unlet s:cpo_save