diff --git a/runtime/syntax/cabal.vim b/runtime/syntax/cabal.vim
index 73c7186..92e6b83 100644
--- a/runtime/syntax/cabal.vim
+++ b/runtime/syntax/cabal.vim
@@ -4,7 +4,7 @@
 " Maintainer:   Marcin Szamotulski <profunctor@pm.me>
 " Previous Maintainer:	Vincent Berthoux <twinside@gmail.com>
 " File Types:   .cabal
-" Last Change:  3 Oct 2020
+" Last Change:  21 Nov 2020
 " v1.5: Incorporated changes from
 "       https://github.com/sdiehl/haskell-vim-proto/blob/master/vim/syntax/cabal.vim
 "       Use `syn keyword` instead of `syn match`.
@@ -78,10 +78,13 @@
 	\ default-extensions
 	\ author
         \ autogen-modules
+        \ asm-sources
+        \ asm-options
 	\ branch
 	\ bug-reports
 	\ build-depends
 	\ build-tools
+        \ build-tools-depends
 	\ build-type
 	\ buildable
 	\ c-sources
@@ -89,33 +92,46 @@
 	\ category
 	\ cc-options
 	\ copyright
+        \ cmm-sources
+        \ cmm-options
 	\ cpp-options
+        \ cxx-sources
 	\ data-dir
 	\ data-files
 	\ default
+        \ default-extensions
 	\ description
 	\ executable
 	\ exposed-modules
 	\ exposed
 	\ extensions
-	\ extra-tmp-files
+        \ extra-bundled-libraries
 	\ extra-doc-files
+	\ extra-dynamic-library-flavours
+        \ extra-framework-dirs
+        \ extra-ghci-libraries
 	\ extra-lib-dirs
 	\ extra-libraries
+	\ extra-library-flavours
 	\ extra-source-files
-	\ exta-tmp-files
+	\ extra-tmp-files
 	\ for example
 	\ frameworks
 	\ ghc-options
 	\ ghc-prof-options
 	\ ghc-shared-options
+        \ ghcjs-options
+        \ ghcjs-prof-options
+        \ ghcjs-shared-options
 	\ homepage
+        \ hs-source-dir
 	\ hs-source-dirs
 	\ hugs-options
 	\ import
 	\ include-dirs
 	\ includes
 	\ install-includes
+        \ js-sources
 	\ ld-options
 	\ license
 	\ license-file
@@ -123,10 +139,13 @@
 	\ main-is
 	\ maintainer
 	\ manual
+        \ mixins
 	\ module
 	\ name
 	\ nhc98-options
 	\ other-extensions
+        \ other-language
+        \ other-languages
 	\ other-modules
 	\ package-url
 	\ pkgconfig-depends
diff --git a/runtime/syntax/cabalconfig.vim b/runtime/syntax/cabalconfig.vim
new file mode 100644
index 0000000..0165725
--- /dev/null
+++ b/runtime/syntax/cabalconfig.vim
@@ -0,0 +1,30 @@
+" Vim syntax file
+" Language:		Cabal Config
+" Maintainer:		profunctor@pm.me
+" Last Change:		Marcin Szamotulski
+" Original Author:	Marcin Szamotulski
+
+if exists("b:current_syntax")
+  finish
+endif
+
+syn match CabalConfigSection /^\S[[:alpha:]]\+\%(-[[:alpha:]]\+\)*[^:]*$/
+syn region CabalConfigRegion matchgroup=CabalConfigKey start=/^\s*[[:alpha:]]\+\%(-[[:alpha:]]\+\)*:/ matchgroup=NONE end=/$/ contains=CabalConfigSeparator,CabalConfigKeyword,CabalConfigPath keepend
+syn match CabalConfigComment /^\s*--.*$/
+syn match CabalConfigValue /.*$/ contained
+syn match CabalConfigKey /[[:alpha:]]\+\%(-[[:alpha:]]\+\)*\ze:/
+syn keyword CabalConfigSeparator : contained
+syn match CabalConfigVariable /\$[[:alpha:]]\+/
+syn keyword CabalConfigKeyword True False ghc
+syn match CabalConfigPath /\%([[:alpha:]]\+:\)\?\%(\/[[:print:]]\+\)\+/
+
+hi def link CabalConfigComment Comment
+hi def link CabalConfigSection Title
+hi def link CabalConfigKey Statement
+hi def link CabalConfigSeparator NonText
+hi def link CabalConfigValue Normal
+hi def link CabalConfigVariable Identifier
+hi def link CabalConfigKeyword Keyword
+hi def link CabalConfigPath Directory
+
+let b:current_syntax = "cabal.config"
diff --git a/runtime/syntax/cabalproject.vim b/runtime/syntax/cabalproject.vim
new file mode 100644
index 0000000..12143b9
--- /dev/null
+++ b/runtime/syntax/cabalproject.vim
@@ -0,0 +1,28 @@
+" Vim syntax file
+" Language:		Cabal Project
+" Maintainer:		profunctor@pm.me
+" Last Change:		Marcin Szamotulski
+" Original Author:	Marcin Szamotulski
+
+if exists("b:current_syntax")
+  finish
+endif
+
+syn match CabalProjectComment /^\s*--.*/ contains=@Spell
+syn match CabalProjectField /^\w\%(\w\|-\)\+/ contains=@NoSpell
+
+syn keyword CabalProjectBoolean true false True False
+syn keyword CabalProjectCompiler ghc ghcjs jhc lhc uhc haskell-suite
+syn match CabalProjectNat /\<\d\+\>/
+syn keyword CabalProjectJobs $ncpus
+syn keyword CabalProjectProfilingLevel default none exported-functions toplevel-functions all-functions
+
+hi def link CabalProjectComment Comment
+hi def link CabalProjectField Statement
+hi def link CabalProjectBoolean Boolean
+hi def link CabalProjectCompiler Identifier
+hi def link CabalProjectNat Number
+hi def link CabalProjectJobs Number
+hi def link CabalProjectProfilingLevel Statement
+
+let b:current_syntax = "cabal.project"
diff --git a/runtime/syntax/cs.vim b/runtime/syntax/cs.vim
index 3356416..b4cb648 100644
--- a/runtime/syntax/cs.vim
+++ b/runtime/syntax/cs.vim
@@ -3,7 +3,7 @@
 " Maintainer:          Nick Jensen <nickspoon@gmail.com>
 " Former Maintainers:  Anduin Withers <awithers@anduin.com>
 "                      Johannes Zellner <johannes@zellner.org>
-" Last Change:         2020-01-27
+" Last Change:         2020-11-23
 " Filenames:           *.cs
 " License:             Vim (see :h license)
 " Repository:          https://github.com/nickspoons/vim-cs
@@ -18,7 +18,6 @@
 let s:save_cpo = &cpoptions
 set cpoptions&vim
 
-
 syn keyword	csType	bool byte char decimal double float int long object sbyte short string T uint ulong ushort var void dynamic
 syn keyword	csStorage	delegate enum interface namespace struct
 syn keyword	csRepeat	break continue do for foreach goto return while
@@ -27,7 +26,7 @@
 syn match	csOperatorError	display +::+
 syn match	csGlobal	display +global::+
 " user labels (see [1] 8.6 Statements)
-syn match	csLabel	display +^\s*\I\i*\s*:\([^:]\)\@=+
+syn match	csLabel	display +^\s*\I\i*\s*:\%([^:]\)\@=+
 syn keyword	csModifier	abstract const extern internal override private protected public readonly sealed static virtual volatile
 syn keyword	csConstant	false null true
 syn keyword	csException	try catch finally throw when
@@ -39,9 +38,10 @@
 syn keyword	csUnspecifiedKeyword	explicit implicit
 
 " Contextual Keywords
-syn match	csContextualStatement	/\<yield[[:space:]\n]\+\(return\|break\)/me=s+5
-syn match	csContextualStatement	/\<partial[[:space:]\n]\+\(class\|struct\|interface\)/me=s+7
-syn match	csContextualStatement	/\<\(get\|set\)\(;\|[[:space:]\n]*{\)/me=s+3
+syn match	csContextualStatement	/\<yield[[:space:]\n]\+\%(return\|break\)/me=s+5
+syn match	csContextualStatement	/\<partial[[:space:]\n]\+\%(class\|struct\|interface\)/me=s+7
+syn match	csContextualStatement	/\<\%(get\|set\)\%(;\|[[:space:]\n]*{\)/me=s+3
+syn match	csContextualStatement	/\<\%(get\|set\)\s*=>/me=s+3
 syn match	csContextualStatement	/\<where\>[^:]\+:/me=s+5
 
 " Operators
@@ -101,7 +101,7 @@
 syn spell default
 
 " [1] 9.5 Pre-processing directives
-syn region	csPreCondit	start="^\s*#\s*\(define\|undef\|if\|elif\|else\|endif\|line\|error\|warning\)" skip="\\$" end="$" contains=csComment keepend
+syn region	csPreCondit	start="^\s*#\s*\%(define\|undef\|if\|elif\|else\|endif\|line\|error\|warning\|pragma\)\>" skip="\\$" end="$" contains=csComment keepend
 syn region	csRegion	matchgroup=csPreCondit start="^\s*#\s*region.*$" end="^\s*#\s*endregion" transparent fold contains=TOP
 syn region	csSummary	start="^\s*/// <summary" end="^\%\(\s*///\)\@!" transparent fold keepend
 
@@ -120,25 +120,27 @@
 syn match	csSpecialCharError	"[^']" contained
 " [1] 9.4.4.4 Character literals
 syn match	csSpecialChar	+\\["\\'0abfnrtvx]+ contained display
+syn match	csUnicodeNumber	+\\x\x\{2,4}+ contained contains=csUnicodeSpecifier display
 syn match	csUnicodeNumber	+\\u\x\{4}+ contained contains=csUnicodeSpecifier display
 syn match	csUnicodeNumber	+\\U\x\{8}+ contained contains=csUnicodeSpecifier display
 syn match	csUnicodeSpecifier	+\\[uU]+ contained display
 
 syn region	csString	matchgroup=csQuote start=+"+  end=+"+ end=+$+ extend contains=csSpecialChar,csSpecialError,csUnicodeNumber,@Spell
-syn match	csCharacter	"'[^']*'" contains=csSpecialChar,csSpecialCharError display
+syn match	csCharacter	"'[^']*'" contains=csSpecialChar,csSpecialCharError,csUnicodeNumber display
 syn match	csCharacter	"'\\''" contains=csSpecialChar display
 syn match	csCharacter	"'[^\\]'" display
 syn match	csNumber	"\<0[0-7]*[lL]\=\>" display
-syn match	csNumber	"\<0[xX]\x\+[lL]\=\>" display
-syn match	csNumber	"\<\d\+[lL]\=\>" display
-syn match	csNumber	"\<\d\+\.\d*\%\([eE][-+]\=\d\+\)\=[fFdD]\=" display
-syn match	csNumber	"\.\d\+\%\([eE][-+]\=\d\+\)\=[fFdD]\=" display
-syn match	csNumber	"\<\d\+[eE][-+]\=\d\+[fFdD]\=\>" display
-syn match	csNumber	"\<\d\+\%\([eE][-+]\=\d\+\)\=[fFdD]\>" display
+syn match	csNumber	"\<0[xX][[:xdigit:]_]\+[lL]\=\>" display
+syn match	csNumber	"\<0[bB][01_]\+[lL]\=\>" display
+syn match	csNumber	"\<[[:digit:]_]\+[lL]\=\>" display
+syn match	csNumber	"\<[[:digit:]_]\+\.[[:digit:]_]*\%\([eE][-+]\=[[:digit:]_]\+\)\=[fFdDmM]\=" display
+syn match	csNumber	"\.[[:digit:]_]\+\%\([eE][-+]\=[[:digit:]_]\+\)\=[fFdDmM]\=" display
+syn match	csNumber	"\<[[:digit:]_]\+[eE][-+]\=[[:digit:]_]\+[fFdDmM]\=\>" display
+syn match	csNumber	"\<[[:digit:]_]\+\%\([eE][-+]\=[[:digit:]_]\+\)\=[fFdDmM]\>" display
 
-syn region	csInterpolatedString	matchgroup=csQuote start=+\$"+ end=+"+ end=+$+ extend contains=csInterpolation,csEscapedInterpolation,csSpecialChar,csSpecialError,csUnicodeNumber,@Spell
+syn region	csInterpolatedString	matchgroup=csQuote start=+\$"+ end=+"+ extend contains=csInterpolation,csEscapedInterpolation,csSpecialChar,csSpecialError,csUnicodeNumber,@Spell
 
-syn region	csInterpolation	matchgroup=csInterpolationDelimiter start=+{+ end=+}+ keepend contained contains=@csAll,csBracketed,csInterpolationAlign,csInterpolationFormat
+syn region	csInterpolation	matchgroup=csInterpolationDelimiter start=+{+ end=+}+ keepend contained contains=@csAll,csBraced,csBracketed,csInterpolationAlign,csInterpolationFormat
 syn match	csEscapedInterpolation	"{{" transparent contains=NONE display
 syn match	csEscapedInterpolation	"}}" transparent contains=NONE display
 syn region	csInterpolationAlign	matchgroup=csInterpolationAlignDel start=+,+ end=+}+ end=+:+me=e-1 contained contains=csNumber,csConstant,csCharacter,csParens,csOpSymbols,csString,csBracketed display
@@ -152,9 +154,10 @@
 
 syn region	csInterVerbString	matchgroup=csQuote start=+\$@"+ end=+"+ skip=+""+ extend contains=csInterpolation,csEscapedInterpolation,csSpecialChar,csSpecialError,csUnicodeNumber,csVerbatimQuote,@Spell
 
-syn region	csBracketed	matchgroup=csParens start=+(+ end=+)+ contained transparent contains=@csAll,csBracketed
+syn region	csBracketed	matchgroup=csParens start=+(+ end=+)+ extend contained transparent contains=@csAll,csBraced,csBracketed
+syn region	csBraced	matchgroup=csParens start=+{+ end=+}+ extend contained transparent contains=@csAll,csBraced,csBracketed
 
-syn cluster	csAll	contains=csCharacter,csClassType,csComment,csContextualStatement,csEndColon,csInterpolatedString,csIsType,csLabel,csLogicSymbols,csNewType,csConstant,csNumber,csOpSymbols,csOperatorError,csParens,csPreCondit,csRegion,csString,csSummary,csType,csUnicodeNumber,csUnicodeSpecifier,csVerbatimString,csUserType,csUserIdentifier,csUserInterface,csUserMethod
+syn cluster	csAll	contains=csCharacter,csClassType,csComment,csContextualStatement,csEndColon,csIsType,csLabel,csLogicSymbols,csNewType,csConstant,csNumber,csOpSymbols,csOperatorError,csParens,csPreCondit,csRegion,csString,csSummary,csType,csUnicodeNumber,csUnicodeSpecifier,csInterpolatedString,csVerbatimString,csInterVerbString,csUserType,csUserIdentifier,csUserInterface,csUserMethod
 
 " The default highlighting.
 hi def link	csType	Type
diff --git a/runtime/syntax/debchangelog.vim b/runtime/syntax/debchangelog.vim
index 33594f3..220f184 100644
--- a/runtime/syntax/debchangelog.vim
+++ b/runtime/syntax/debchangelog.vim
@@ -3,7 +3,7 @@
 " Maintainer:  Debian Vim Maintainers
 " Former Maintainers: Gerfried Fuchs <alfie@ist.org>
 "                     Wichert Akkerman <wakkerma@debian.org>
-" Last Change: 2020 Oct 28
+" Last Change: 2020 Nov 28
 " URL: https://salsa.debian.org/vim-team/vim-debian/blob/master/syntax/debchangelog.vim
 
 " Standard syntax initialization
@@ -22,9 +22,9 @@
 let s:supported = [
       \ 'oldstable', 'stable', 'testing', 'unstable', 'experimental',
       \ 'jessie', 'stretch', 'buster', 'bullseye', 'bookworm',
-      \ 'sid', 'rc-buggy',
+      \ 'trixie', 'sid', 'rc-buggy',
       \
-      \ 'trusty', 'xenial', 'bionic', 'focal', 'groovy', 'hippo', 'devel'
+      \ 'trusty', 'xenial', 'bionic', 'focal', 'groovy', 'hirsute', 'devel'
       \ ]
 let s:unsupported = [
       \ 'frozen', 'buzz', 'rex', 'bo', 'hamm', 'slink', 'potato',
diff --git a/runtime/syntax/debsources.vim b/runtime/syntax/debsources.vim
index 0b9282e..2352466 100644
--- a/runtime/syntax/debsources.vim
+++ b/runtime/syntax/debsources.vim
@@ -2,7 +2,7 @@
 " Language:     Debian sources.list
 " Maintainer:   Debian Vim Maintainers
 " Former Maintainer: Matthijs Mohlmann <matthijs@cacholong.nl>
-" Last Change: 2020 Oct 26
+" Last Change: 2020 Nov 28
 " URL: https://salsa.debian.org/vim-team/vim-debian/blob/master/syntax/debsources.vim
 
 " Standard syntax initialization
@@ -24,9 +24,9 @@
 let s:supported = [
       \ 'oldstable', 'stable', 'testing', 'unstable', 'experimental',
       \ 'jessie', 'stretch', 'buster', 'bullseye', 'bookworm',
-      \ 'sid', 'rc-buggy',
+      \ 'trixie', 'sid', 'rc-buggy',
       \
-      \ 'trusty', 'xenial', 'bionic', 'focal', 'groovy', 'hippo', 'devel'
+      \ 'trusty', 'xenial', 'bionic', 'focal', 'groovy', 'hirsute', 'devel'
       \ ]
 let s:unsupported = [
       \ 'buzz', 'rex', 'bo', 'hamm', 'slink', 'potato',
diff --git a/runtime/syntax/lex.vim b/runtime/syntax/lex.vim
index dff70eb..82197ad 100644
--- a/runtime/syntax/lex.vim
+++ b/runtime/syntax/lex.vim
@@ -122,7 +122,7 @@
  syn region lexPatComment	fold	start="//"	end="$"		skipnl	contained	contains=cTodo	skipwhite	nextgroup=lexPatComment,lexPat,@Spell
  syn region lexPatComment	fold	start="/\*"	end="\*/"	skipnl	contained	contains=cTodo	skipwhite	nextgroup=lexPatComment,lexPat,@Spell
 else
- syn region lexPatTagZoneStart		matchgroup=lexPatTag		start='{'	end='^}'	skipnl	skipwhitecontained	contains=lexPatTag,lexPatTagZone,lexPatComment,lexPat,lexPatSep,lexPatInclude
+ syn region lexPatTagZoneStart		matchgroup=lexPatTag		start='{'	end='^}'	skipnl	skipwhite	contained	contains=lexPatTag,lexPatTagZone,lexPatComment,lexPat,lexPatSep,lexPatInclude
  syn region lexPatComment		start="//"	end="$"		skipnl	contained	contains=cTodo	skipwhite	nextgroup=lexPatComment,lexPat,@Spell
  syn region lexPatComment		start="/\*"	end="\*/"	skipnl	contained	contains=cTodo	skipwhite	nextgroup=lexPatComment,lexPat,@Spell
 endif
diff --git a/runtime/syntax/sh.vim b/runtime/syntax/sh.vim
index b668056..48a0024 100644
--- a/runtime/syntax/sh.vim
+++ b/runtime/syntax/sh.vim
@@ -2,11 +2,11 @@
 " Language:		shell (sh) Korn shell (ksh) bash (sh)
 " Maintainer:		Charles E. Campbell <NcampObell@SdrPchip.AorgM-NOSPAM>
 " Previous Maintainer:	Lennart Schultz <Lennart.Schultz@ecmwf.int>
-" Last Change:		Aug 10, 2020
-" Version:		193
+" Last Change:		Nov 24, 2020
+" Version:		196
 " URL:		http://www.drchip.org/astronaut/vim/index.html#SYNTAX_SH
 " For options and settings, please use:      :help ft-sh-syntax
-" This file includes many ideas from Eric Brunet (eric.brunet@ens.fr)
+" This file includes many ideas from Eric Brunet (eric.brunet@ens.fr) and heredoc fixes from Felipe Contreras
 
 " quit when a syntax file was already loaded {{{1
 if exists("b:current_syntax")
@@ -137,7 +137,10 @@
 syn cluster shArithParenList	contains=shArithmetic,shCaseEsac,shComment,shDeref,shDo,shDerefSimple,shEcho,shEscape,shNumber,shOperator,shPosnParm,shExSingleQuote,shExDoubleQuote,shHereString,shRedir,shSingleQuote,shDoubleQuote,shStatement,shVariable,shAlias,shTest,shCtrlSeq,shSpecial,shParen,bashSpecialVariables,bashStatement,shIf,shFor,shFunctionKey,shFunctionOne,shFunctionTwo
 syn cluster shArithList	contains=@shArithParenList,shParenError
 syn cluster shCaseEsacList	contains=shCaseStart,shCaseLabel,shCase,shCaseBar,shCaseIn,shComment,shDeref,shDerefSimple,shCaseCommandSub,shCaseExSingleQuote,shCaseSingleQuote,shCaseDoubleQuote,shCtrlSeq,@shErrorList,shStringSpecial,shCaseRange
-syn cluster shCaseList	contains=@shCommandSubList,shCaseEsac,shColon,shCommandSub,shCommandSubBQ,shComment,shDo,shEcho,shExpr,shFor,shForPP,shHereDoc,shIf,shHereString,shRedir,shSetList,shSource,shStatement,shVariable,shCtrlSeq
+syn cluster shCaseList	contains=@shCommandSubList,shCaseEsac,shColon,shCommandSub,shCommandSubBQ,shComment,shDo,shEcho,shExpr,shFor,shHereDoc,shIf,shHereString,shRedir,shSetList,shSource,shStatement,shVariable,shCtrlSeq
+if exists("b:is_kornshell") || exists("b:is_bash")
+ syn cluster shCaseList	add=shForPP
+endif
 syn cluster shCommandSubList	contains=shAlias,shArithmetic,shCmdParenRegion,shCommandSub,shComment,shCtrlSeq,shDeref,shDerefSimple,shDoubleQuote,shEcho,shEscape,shExDoubleQuote,shExpr,shExSingleQuote,shHereDoc,shNumber,shOperator,shOption,shPosnParm,shHereString,shRedir,shSingleQuote,shSpecial,shStatement,shSubSh,shTest,shVariable
 syn cluster shCurlyList	contains=shNumber,shComma,shDeref,shDerefSimple,shDerefSpecial
 " COMBAK: removing shEscape fromshDblQuoteList fails ksh04:43
@@ -149,15 +152,17 @@
 syn cluster shExprList2	contains=@shExprList1,@shCaseList,shTest
 syn cluster shFunctionList	contains=@shCommandSubList,shCaseEsac,shColon,shComment,shDo,shEcho,shExpr,shFor,shHereDoc,shIf,shOption,shHereString,shRedir,shSetList,shSource,shStatement,shVariable,shOperator,shCtrlSeq
 if exists("b:is_kornshell") || exists("b:is_bash")
- syn cluster shFunctionList	add=shRepeat
- syn cluster shFunctionList	add=shDblBrace,shDblParen
+ syn cluster shFunctionList	add=shRepeat,shDblBrace,shDblParen,shForPP
 endif
 syn cluster shHereBeginList	contains=@shCommandSubList
 syn cluster shHereList	contains=shBeginHere,shHerePayload
 syn cluster shHereListDQ	contains=shBeginHere,@shDblQuoteList,shHerePayload
 syn cluster shIdList	contains=shCommandSub,shCommandSubBQ,shWrapLineOperator,shSetOption,shComment,shDeref,shDerefSimple,shHereString,shNumber,shOperator,shRedir,shExSingleQuote,shExDoubleQuote,shSingleQuote,shDoubleQuote,shExpr,shCtrlSeq,shStringSpecial,shAtExpr
 syn cluster shIfList	contains=@shLoopList,shDblBrace,shDblParen,shFunctionKey,shFunctionOne,shFunctionTwo
-syn cluster shLoopList	contains=@shCaseList,@shErrorList,shCaseEsac,shConditional,shDblBrace,shExpr,shFor,shForPP,shIf,shOption,shSet,shTest,shTestOpr,shTouch
+syn cluster shLoopList	contains=@shCaseList,@shErrorList,shCaseEsac,shConditional,shDblBrace,shExpr,shFor,shIf,shOption,shSet,shTest,shTestOpr,shTouch
+if exists("b:is_kornshell") || exists("b:is_bash")
+ syn cluster shLoopoList	add=shForPP
+endif
 syn cluster shPPSLeftList	contains=shAlias,shArithmetic,shCmdParenRegion,shCommandSub,shCtrlSeq,shDeref,shDerefSimple,shDoubleQuote,shEcho,shEscape,shExDoubleQuote,shExpr,shExSingleQuote,shHereDoc,shNumber,shOperator,shOption,shPosnParm,shHereString,shRedir,shSingleQuote,shSpecial,shStatement,shSubSh,shTest,shVariable
 syn cluster shPPSRightList	contains=shComment,shDeref,shDerefSimple,shEscape,shPosnParm
 syn cluster shSubShList	contains=@shCommandSubList,shCommandSubBQ,shCaseEsac,shColon,shCommandSub,shComment,shDo,shEcho,shExpr,shFor,shIf,shHereString,shRedir,shSetList,shSource,shStatement,shVariable,shCtrlSeq,shOperator
@@ -256,7 +261,9 @@
 ShFoldIfDoFor syn region shDo	transparent	matchgroup=shConditional start="\<do\>" matchgroup=shConditional end="\<done\>"			contains=@shLoopList
 ShFoldIfDoFor syn region shIf	transparent	matchgroup=shConditional start="\<if\_s" matchgroup=shConditional skip=+-fi\>+ end="\<;\_s*then\>" end="\<fi\>"	contains=@shIfList
 ShFoldIfDoFor syn region shFor		matchgroup=shLoop start="\<for\ze\_s\s*\%(((\)\@!" end="\<in\>" end="\<do\>"me=e-2			contains=@shLoopList,shDblParen skipwhite nextgroup=shCurlyIn
-ShFoldIfDoFor syn region shForPP	matchgroup=shLoop start='\<for\>\_s*((' end='))' contains=@shForList
+if exists("b:is_kornshell") || exists("b:is_bash")
+ ShFoldIfDoFor syn region shForPP	matchgroup=shLoop start='\<for\>\_s*((' end='))' contains=@shForList
+endif
 
 if exists("b:is_kornshell") || exists("b:is_bash") || exists("b:is_posix")
  syn cluster shCaseList	add=shRepeat
@@ -396,23 +403,23 @@
 
 " Here Documents: {{{1
 " =========================================
-"  Note : shHereDoc0[137] only had shDblQuoteList contained
-ShFoldHereDoc syn region shHereDoc matchgroup=shHereDoc01 start="<<\s*\\\=\z([^ \t|>]\+\)"		matchgroup=shHereDoc01 end="^\z1\s*$"	contains=@shDblQuoteList
-ShFoldHereDoc syn region shHereDoc matchgroup=shHereDoc02 start="<<\s*\"\z([^"]\+\)\""		matchgroup=shHereDoc02 end="^\z1\s*$"
-ShFoldHereDoc syn region shHereDoc matchgroup=shHereDoc03 start="<<-\s*\z([^ \t|>]\+\)"		matchgroup=shHereDoc03 end="^\s*\z1\s*$"	contains=@shDblQuoteList
-ShFoldHereDoc syn region shHereDoc matchgroup=shHereDoc04 start="<<-\s*'\z([^']\+\)'"		matchgroup=shHereDoc04 end="^\s*\z1\s*$"
+ShFoldHereDoc syn region shHereDoc matchgroup=shHereDoc01 start="<<\s*\z([^ \t|>]\+\)"		matchgroup=shHereDoc01 end="^\z1\s*$"	contains=@shDblQuoteList
+ShFoldHereDoc syn region shHereDoc matchgroup=shHereDoc02 start="<<-\s*\z([^ \t|>]\+\)"		matchgroup=shHereDoc02 end="^\s*\z1\s*$"	contains=@shDblQuoteList
+ShFoldHereDoc syn region shHereDoc matchgroup=shHereDoc03 start="<<\s*\\\z([^ \t|>]\+\)"		matchgroup=shHereDoc03 end="^\z1\s*$"
+ShFoldHereDoc syn region shHereDoc matchgroup=shHereDoc04 start="<<-\s*\\\z([^ \t|>]\+\)"		matchgroup=shHereDoc04 end="^\s*\z1\s*$"
 ShFoldHereDoc syn region shHereDoc matchgroup=shHereDoc05 start="<<\s*'\z([^']\+\)'"		matchgroup=shHereDoc05 end="^\z1\s*$"
-ShFoldHereDoc syn region shHereDoc matchgroup=shHereDoc06 start="<<-\s*\"\z([^"]\+\)\""		matchgroup=shHereDoc06 end="^\s*\z1\s*$"
-ShFoldHereDoc syn region shHereDoc matchgroup=shHereDoc07 start="<<\s*\\\_$\_s*\z([^ \t'"|>]\+\)"	matchgroup=shHereDoc07 end="^\z1\s*$"
-ShFoldHereDoc syn region shHereDoc matchgroup=shHereDoc08 start="<<\s*\\\_$\_s*'\z([^\t|>]\+\)'"	matchgroup=shHereDoc08 end="^\z1\s*$"
-ShFoldHereDoc syn region shHereDoc matchgroup=shHereDoc09 start="<<\s*\\\_$\_s*\"\z([^\t|>]\+\)\""	matchgroup=shHereDoc09 end="^\z1\s*$"
-ShFoldHereDoc syn region shHereDoc matchgroup=shHereDoc10 start="<<-\s*\\\_$\_s*\z([^ \t|>]\+\)"	matchgroup=shHereDoc10 end="^\s*\z1\s*$"
-ShFoldHereDoc syn region shHereDoc matchgroup=shHereDoc11 start="<<-\s*\\\_$\_s*\\\z([^ \t|>]\+\)"	matchgroup=shHereDoc11 end="^\s*\z1\s*$"        contains=@shDblQuoteList
-ShFoldHereDoc syn region shHereDoc matchgroup=shHereDoc12 start="<<-\s*\\\_$\_s*'\z([^']\+\)'"		matchgroup=shHereDoc12 end="^\s*\z1\s*$"
-ShFoldHereDoc syn region shHereDoc matchgroup=shHereDoc13 start="<<-\s*\\\_$\_s*\"\z([^"]\+\)\""	matchgroup=shHereDoc13 end="^\s*\z1\s*$"
-ShFoldHereDoc syn region shHereDoc matchgroup=shHereDoc14 start="<<\\\z([^ \t|>]\+\)"		matchgroup=shHereDoc14 end="^\z1\s*$"           contains=@shDblQuoteList
-ShFoldHereDoc syn region shHereDoc matchgroup=shHereDoc15 start="<<-\s*\\\z([^ \t|>]\+\)"		matchgroup=shHereDoc15 end="^\s*\z1\s*$"        contains=@shDblQuoteList
-ShFoldHereDoc syn region shHereDoc matchgroup=shHereDoc16 start="<<-\s*\\\z([^ \t|>]\+\)"		matchgroup=shHereDoc15 end="^\s*\z1\s*$"        contains=@shDblQuoteList
+ShFoldHereDoc syn region shHereDoc matchgroup=shHereDoc06 start="<<-\s*'\z([^']\+\)'"		matchgroup=shHereDoc06 end="^\s*\z1\s*$"
+ShFoldHereDoc syn region shHereDoc matchgroup=shHereDoc07 start="<<\s*\"\z([^"]\+\)\""		matchgroup=shHereDoc07 end="^\z1\s*$"
+ShFoldHereDoc syn region shHereDoc matchgroup=shHereDoc08 start="<<-\s*\"\z([^"]\+\)\""		matchgroup=shHereDoc08 end="^\s*\z1\s*$"
+ShFoldHereDoc syn region shHereDoc matchgroup=shHereDoc09 start="<<\s*\\\_$\_s*\z([^ \t|>]\+\)"		matchgroup=shHereDoc09 end="^\z1\s*$"	contains=@shDblQuoteList
+ShFoldHereDoc syn region shHereDoc matchgroup=shHereDoc10 start="<<-\s*\\\_$\_s*\z([^ \t|>]\+\)"	matchgroup=shHereDoc10 end="^\s*\z1\s*$"	contains=@shDblQuoteList
+ShFoldHereDoc syn region shHereDoc matchgroup=shHereDoc11 start="<<\s*\\\_$\_s*\\\z([^ \t|>]\+\)"	matchgroup=shHereDoc11 end="^\z1\s*$"
+ShFoldHereDoc syn region shHereDoc matchgroup=shHereDoc12 start="<<-\s*\\\_$\_s*\\\z([^ \t|>]\+\)"	matchgroup=shHereDoc12 end="^\s*\z1\s*$"
+ShFoldHereDoc syn region shHereDoc matchgroup=shHereDoc13 start="<<\s*\\\_$\_s*'\z([^']\+\)'"		matchgroup=shHereDoc13 end="^\z1\s*$"
+ShFoldHereDoc syn region shHereDoc matchgroup=shHereDoc14 start="<<-\s*\\\_$\_s*'\z([^']\+\)'"		matchgroup=shHereDoc14 end="^\s*\z1\s*$"
+ShFoldHereDoc syn region shHereDoc matchgroup=shHereDoc15 start="<<\s*\\\_$\_s*\"\z([^"]\+\)\""		matchgroup=shHereDoc15 end="^\z1\s*$"
+ShFoldHereDoc syn region shHereDoc matchgroup=shHereDoc16 start="<<-\s*\\\_$\_s*\"\z([^"]\+\)\""	matchgroup=shHereDoc16 end="^\s*\z1\s*$"
+
 
 " Here Strings: {{{1
 " =============
@@ -424,7 +431,7 @@
 " Identifiers: {{{1
 "=============
 syn match  shSetOption	"\s\zs[-+][a-zA-Z0-9]\+\>"	contained
-syn match  shVariable	"\<\([bwglsav]:\)\=[a-zA-Z0-9.!@_%+,]*\ze="	nextgroup=shVarAssign
+syn match  shVariable	"\<\h\w*\ze="			nextgroup=shVarAssign
 syn match  shVarAssign	"="		contained	nextgroup=shCmdParenRegion,shPattern,shDeref,shDerefSimple,shDoubleQuote,shExDoubleQuote,shSingleQuote,shExSingleQuote,shVar
 syn match  shVar	contained	"\h\w*"
 syn region shAtExpr	contained	start="@(" end=")" contains=@shIdList
@@ -756,6 +763,7 @@
  hi def link shHereDoc13		shRedir
  hi def link shHereDoc14		shRedir
  hi def link shHereDoc15		shRedir
+ hi def link shHereDoc16		shRedir
 endif
 
 " Delete shell folding commands {{{1
diff --git a/runtime/syntax/sshdconfig.vim b/runtime/syntax/sshdconfig.vim
index f381668..8534ff6 100644
--- a/runtime/syntax/sshdconfig.vim
+++ b/runtime/syntax/sshdconfig.vim
@@ -1,13 +1,14 @@
 " Vim syntax file
 " Language:	OpenSSH server configuration file (sshd_config)
 " Author:	David Necas (Yeti)
-" Maintainer:	Dominik Fischer <d dot f dot fischer at web dot de>
+" Maintainer:	Jakub Jelen <jakuje at gmail dot com>
+" Previous Maintainer:	Dominik Fischer <d dot f dot fischer at web dot de>
 " Contributor:	Thilo Six
 " Contributor:  Leonard Ehrenfried <leonard.ehrenfried@web.de>	
 " Contributor:  Karsten Hopp <karsten@redhat.com>
 " Originally:	2009-07-09
-" Last Change:	2019-05-31
-" SSH Version:	7.9p1
+" Last Change:	2020-10-20
+" SSH Version:	8.4p1
 "
 
 " Setup
@@ -79,16 +80,24 @@
 
 syn keyword sshdconfigHostKeyAlgo ssh-ed25519
 syn match sshdconfigHostKeyAlgo "\<ssh-ed25519-cert-v01@openssh\.com\>"
+syn match sshdconfigHostKeyAlgo "\<sk-ssh-ed25519@openssh\.com\>"
+syn match sshdconfigHostKeyAlgo "\<sk-ssh-ed25519-cert-v01@openssh\.com\>"
 syn keyword sshdconfigHostKeyAlgo ssh-rsa
+syn keyword sshdconfigHostKeyAlgo rsa-sha2-256
+syn keyword sshdconfigHostKeyAlgo rsa-sha2-512
 syn keyword sshdconfigHostKeyAlgo ssh-dss
 syn keyword sshdconfigHostKeyAlgo ecdsa-sha2-nistp256
 syn keyword sshdconfigHostKeyAlgo ecdsa-sha2-nistp384
 syn keyword sshdconfigHostKeyAlgo ecdsa-sha2-nistp521
 syn match sshdconfigHostKeyAlgo "\<ssh-rsa-cert-v01@openssh\.com\>"
+syn match sshdconfigHostKeyAlgo "\<rsa-sha2-256-cert-v01@openssh\.com\>"
+syn match sshdconfigHostKeyAlgo "\<rsa-sha2-512-cert-v01@openssh\.com\>"
 syn match sshdconfigHostKeyAlgo "\<ssh-dss-cert-v01@openssh\.com\>"
 syn match sshdconfigHostKeyAlgo "\<ecdsa-sha2-nistp256-cert-v01@openssh\.com\>"
 syn match sshdconfigHostKeyAlgo "\<ecdsa-sha2-nistp384-cert-v01@openssh\.com\>"
 syn match sshdconfigHostKeyAlgo "\<ecdsa-sha2-nistp521-cert-v01@openssh\.com\>"
+syn match sshdconfigHostKeyAlgo "\<sk-ecdsa-sha2-nistp256@openssh\.com\>"
+syn match sshdconfigHostKeyAlgo "\<sk-ecdsa-sha2-nistp256-cert-v01@openssh\.com\>"
 
 syn keyword sshdconfigRootLogin prohibit-password without-password forced-commands-only
 
@@ -108,12 +117,17 @@
 
 syn keyword sshdconfigKexAlgo diffie-hellman-group1-sha1
 syn keyword sshdconfigKexAlgo diffie-hellman-group14-sha1
+syn keyword sshdconfigKexAlgo diffie-hellman-group14-sha256
+syn keyword sshdconfigKexAlgo diffie-hellman-group16-sha512
+syn keyword sshdconfigKexAlgo diffie-hellman-group18-sha512
 syn keyword sshdconfigKexAlgo diffie-hellman-group-exchange-sha1
 syn keyword sshdconfigKexAlgo diffie-hellman-group-exchange-sha256
 syn keyword sshdconfigKexAlgo ecdh-sha2-nistp256
 syn keyword sshdconfigKexAlgo ecdh-sha2-nistp384
 syn keyword sshdconfigKexAlgo ecdh-sha2-nistp521
+syn keyword sshdconfigKexAlgo curve25519-sha256
 syn match sshdconfigKexAlgo "\<curve25519-sha256@libssh\.org\>"
+syn match sshdconfigKexAlgo "\<sntrup4591761x25519-sha512@tinyssh\.org\>"
 
 syn keyword sshdconfigTunnel	point-to-point ethernet
 
@@ -187,6 +201,7 @@
 syn keyword sshdconfigKeyword IPQoS
 syn keyword sshdconfigKeyword IgnoreRhosts
 syn keyword sshdconfigKeyword IgnoreUserKnownHosts
+syn keyword sshdconfigKeyword Include
 syn keyword sshdconfigKeyword KbdInteractiveAuthentication
 syn keyword sshdconfigKeyword KerberosAuthentication
 syn keyword sshdconfigKeyword KerberosGetAFSToken
@@ -221,11 +236,13 @@
 syn keyword sshdconfigKeyword Protocol
 syn keyword sshdconfigKeyword PubkeyAcceptedKeyTypes
 syn keyword sshdconfigKeyword PubkeyAuthentication
+syn keyword sshdconfigKeyword PubkeyAuthOptions
 syn keyword sshdconfigKeyword RSAAuthentication
 syn keyword sshdconfigKeyword RekeyLimit
 syn keyword sshdconfigKeyword RevokedKeys
 syn keyword sshdconfigKeyword RDomain
 syn keyword sshdconfigKeyword RhostsRSAAuthentication
+syn keyword sshdconfigKeyword SecurityKeyProvider
 syn keyword sshdconfigKeyword ServerKeyBits
 syn keyword sshdconfigKeyword SetEnv
 syn keyword sshdconfigKeyword ShowPatchLevel
diff --git a/runtime/syntax/zsh.vim b/runtime/syntax/zsh.vim
index ddb19b5..819c419 100644
--- a/runtime/syntax/zsh.vim
+++ b/runtime/syntax/zsh.vim
@@ -2,7 +2,7 @@
 " Language:             Zsh shell script
 " Maintainer:           Christian Brabandt <cb@256bit.org>
 " Previous Maintainer:  Nikolai Weibull <now@bitwi.se>
-" Latest Revision:      2020-01-23
+" Latest Revision:      2020-11-21
 " License:              Vim (see :h license)
 " Repository:           https://github.com/chrisbra/vim-zsh
 
@@ -14,7 +14,7 @@
 set cpo&vim
 
 function! s:ContainedGroup()
-	" needs 7.4.2008 for execute() function
+  " needs 7.4.2008 for execute() function
   let result='TOP'
     " vim-pandoc syntax defines the @langname cluster for embedded syntax languages
     " However, if no syntax is defined yet, `syn list @zsh` will return
@@ -41,16 +41,6 @@
     setlocal foldmethod=syntax
 endif
 
-syn keyword zshTodo             contained TODO FIXME XXX NOTE
-
-syn region  zshComment          oneline start='\%(^\|\s\+\)#' end='$'
-                                \ contains=zshTodo,@Spell fold
-
-syn region  zshComment          start='^\s*#' end='^\%(\s*#\)\@!'
-                                \ contains=zshTodo,@Spell fold
-
-syn match   zshPreProc          '^\%1l#\%(!\|compdef\|autoload\).*$'
-
 syn match   zshPOSIXQuoted      '\\[xX][0-9a-fA-F]\{1,2}'
 syn match   zshPOSIXQuoted      '\\[0-7]\{1,3}'
 syn match   zshPOSIXQuoted      '\\u[0-9a-fA-F]\{1,4}'
@@ -188,11 +178,13 @@
       \ \%(\%(\<no_\?\)\?casematch\>\)\|\%(\%(no_\?\)\?case_match\>\)\|
       \ \%(\%(\<no_\?\)\?cbases\>\)\|\%(\%(no_\?\)\?c_bases\>\)\|
       \ \%(\%(\<no_\?\)\?cdablevars\>\)\|\%(\%(no_\?\)\?cdable_vars\>\)\|\%(\%(no_\?\)\?cd_able_vars\>\)\|
+      \ \%(\%(\<no_\?\)\?cdsilent\>\)\|\%(\%(no_\?\)\?cd_silent\>\)\|\%(\%(no_\?\)\?cd_silent\>\)\|
       \ \%(\%(\<no_\?\)\?chasedots\>\)\|\%(\%(no_\?\)\?chase_dots\>\)\|
       \ \%(\%(\<no_\?\)\?chaselinks\>\)\|\%(\%(no_\?\)\?chase_links\>\)\|
       \ \%(\%(\<no_\?\)\?checkjobs\>\)\|\%(\%(no_\?\)\?check_jobs\>\)\|
       \ \%(\%(\<no_\?\)\?checkrunningjobs\>\)\|\%(\%(no_\?\)\?check_running_jobs\>\)\|
       \ \%(\%(\<no_\?\)\?clobber\>\)\|
+      \ \%(\%(\<no_\?\)\?clobberempty\>\)\|\%(\%(no_\?\)\?clobber_empty\>\)\|
       \ \%(\%(\<no_\?\)\?combiningchars\>\)\|\%(\%(no_\?\)\?combining_chars\>\)\|
       \ \%(\%(\<no_\?\)\?completealiases\>\)\|\%(\%(no_\?\)\?complete_aliases\>\)\|
       \ \%(\%(\<no_\?\)\?completeinword\>\)\|\%(\%(no_\?\)\?complete_in_word\>\)\|
@@ -333,6 +325,7 @@
       \ \%(\%(\<no_\?\)\?shnullcmd\>\)\|\%(\%(no_\?\)\?sh_nullcmd\>\)\|
       \ \%(\%(\<no_\?\)\?shoptionletters\>\)\|\%(\%(no_\?\)\?sh_option_letters\>\)\|
       \ \%(\%(\<no_\?\)\?shortloops\>\)\|\%(\%(no_\?\)\?short_loops\>\)\|
+      \ \%(\%(\<no_\?\)\?shortrepeat\>\)\|\%(\%(no_\?\)\?short_repeat\>\)\|
       \ \%(\%(\<no_\?\)\?shwordsplit\>\)\|\%(\%(no_\?\)\?sh_word_split\>\)\|
       \ \%(\%(\<no_\?\)\?singlecommand\>\)\|\%(\%(no_\?\)\?single_command\>\)\|
       \ \%(\%(\<no_\?\)\?singlelinezle\>\)\|\%(\%(no_\?\)\?single_line_zle\>\)\|
@@ -351,6 +344,8 @@
       \ \%(\%(\<no_\?\)\?xtrace\>\)\|
       \ \%(\%(\<no_\?\)\?zle\>\)/ nextgroup=zshOption,zshComment skipwhite contained
 
+syn case match
+
 syn keyword zshTypes            float integer local typeset declare private readonly
 
 " XXX: this may be too much
@@ -368,7 +363,7 @@
 syn region  zshParentheses      transparent start='(' skip='\\)' end=')' fold
 syn region  zshGlob             start='(#' end=')'
 syn region  zshMathSubst        matchgroup=zshSubstDelim transparent
-                                \ start='\$((' skip='\\)' end='))'
+                                \ start='\%(\$\?\)[<=>]\@<!((' skip='\\)' end='))'
                                 \ contains=zshParentheses,@zshSubst,zshNumber,
                                 \ @zshDerefs,zshString keepend fold
 " The ms=s+1 prevents matching zshBrackets several times on opening brackets
@@ -385,6 +380,16 @@
 syn sync    match zshHereDocSync    grouphere   NONE '<<-\=\s*\%(\\\=\S\+\|\(["']\)\S\+\1\)'
 syn sync    match zshHereDocEndSync groupthere  NONE '^\s*EO\a\+\>'
 
+syn keyword zshTodo             contained TODO FIXME XXX NOTE
+
+syn region  zshComment          oneline start='\%(^\|\s\+\)#' end='$'
+                                \ contains=zshTodo,@Spell fold
+
+syn region  zshComment          start='^\s*#' end='^\%(\s*#\)\@!'
+                                \ contains=zshTodo,@Spell fold
+
+syn match   zshPreProc          '^\%1l#\%(!\|compdef\|autoload\).*$'
+
 hi def link zshTodo             Todo
 hi def link zshComment          Comment
 hi def link zshPreProc          PreProc