diff --git a/runtime/plugin/gzip.vim b/runtime/plugin/gzip.vim
index c02bd99..b431b5b 100644
--- a/runtime/plugin/gzip.vim
+++ b/runtime/plugin/gzip.vim
@@ -1,6 +1,6 @@
 " Vim plugin for editing compressed files.
 " Maintainer:	The Vim Project <https://github.com/vim/vim>
-" Last Change:	2023 Aug 10
+" Last Change:	2025 Feb 06
 " Former Maintainer:	Bram Moolenaar <Bram@vim.org>
 
 " Exit quickly when:
@@ -20,42 +20,50 @@
   " The functions are defined in autoload/gzip.vim.
   "
   " Set binary mode before reading the file.
-  " Use "gzip -d", gunzip isn't always available.
-  autocmd BufReadPre,FileReadPre	*.gz,*.bz2,*.Z,*.lzma,*.xz,*.lz,*.zst,*.br,*.lzo setlocal bin
-  autocmd BufReadPost,FileReadPost	*.gz  call gzip#read("gzip -dn")
-  autocmd BufReadPost,FileReadPost	*.bz2 call gzip#read("bzip2 -d")
-  autocmd BufReadPost,FileReadPost	*.Z   call gzip#read("uncompress")
-  autocmd BufReadPost,FileReadPost	*.lzma call gzip#read("lzma -d")
-  autocmd BufReadPost,FileReadPost	*.xz  call gzip#read("xz -d")
-  autocmd BufReadPost,FileReadPost	*.lz  call gzip#read("lzip -d")
-  autocmd BufReadPost,FileReadPost	*.zst call gzip#read("zstd -d --rm")
+  autocmd BufReadPre,FileReadPre	*.gz,*.bz2,*.Z,*.lzma,*.xz,*.lz,*.zst,*.br,*.lzo,*.lz4 setlocal bin
+
+  " Use "gzip -d" and similar commands, gunzip isn't always available.
   autocmd BufReadPost,FileReadPost	*.br call gzip#read("brotli -d --rm")
+  autocmd BufReadPost,FileReadPost	*.bz2 call gzip#read("bzip2 -d")
+  autocmd BufReadPost,FileReadPost	*.gz  call gzip#read("gzip -dn")
+  autocmd BufReadPost,FileReadPost	*.lz  call gzip#read("lzip -d")
+  autocmd BufReadPost,FileReadPost	*.lz4 call gzip#read("lz4 -d -q --rm")
+  autocmd BufReadPost,FileReadPost	*.lzma call gzip#read("lzma -d")
   autocmd BufReadPost,FileReadPost	*.lzo call gzip#read("lzop -d -U")
-  autocmd BufWritePost,FileWritePost	*.gz  call gzip#write("gzip")
-  autocmd BufWritePost,FileWritePost	*.bz2 call gzip#write("bzip2")
-  autocmd BufWritePost,FileWritePost	*.Z   call gzip#write("compress -f")
-  autocmd BufWritePost,FileWritePost	*.lzma call gzip#write("lzma -z")
-  autocmd BufWritePost,FileWritePost	*.xz  call gzip#write("xz -z")
-  autocmd BufWritePost,FileWritePost	*.lz  call gzip#write("lzip")
-  autocmd BufWritePost,FileWritePost	*.zst  call gzip#write("zstd --rm")
+  autocmd BufReadPost,FileReadPost	*.xz  call gzip#read("xz -d")
+  autocmd BufReadPost,FileReadPost	*.Z   call gzip#read("uncompress")
+  autocmd BufReadPost,FileReadPost	*.zst call gzip#read("zstd -d --rm")
+
   autocmd BufWritePost,FileWritePost	*.br  call gzip#write("brotli --rm")
+  autocmd BufWritePost,FileWritePost	*.bz2 call gzip#write("bzip2")
+  autocmd BufWritePost,FileWritePost	*.gz  call gzip#write("gzip")
+  autocmd BufWritePost,FileWritePost	*.lz  call gzip#write("lzip")
+  autocmd BufWritePost,FileWritePost	*.lz4  call gzip#write("lz4 -q --rm")
+  autocmd BufWritePost,FileWritePost	*.lzma call gzip#write("lzma -z")
   autocmd BufWritePost,FileWritePost	*.lzo  call gzip#write("lzop -U")
-  autocmd FileAppendPre			*.gz  call gzip#appre("gzip -dn")
-  autocmd FileAppendPre			*.bz2 call gzip#appre("bzip2 -d")
-  autocmd FileAppendPre			*.Z   call gzip#appre("uncompress")
-  autocmd FileAppendPre			*.lzma call gzip#appre("lzma -d")
-  autocmd FileAppendPre			*.xz   call gzip#appre("xz -d")
-  autocmd FileAppendPre			*.lz   call gzip#appre("lzip -d")
-  autocmd FileAppendPre			*.zst call gzip#appre("zstd -d --rm")
+  autocmd BufWritePost,FileWritePost	*.xz  call gzip#write("xz -z")
+  autocmd BufWritePost,FileWritePost	*.Z   call gzip#write("compress -f")
+  autocmd BufWritePost,FileWritePost	*.zst  call gzip#write("zstd --rm")
+
   autocmd FileAppendPre			*.br call gzip#appre("brotli -d --rm")
+  autocmd FileAppendPre			*.bz2 call gzip#appre("bzip2 -d")
+  autocmd FileAppendPre			*.gz  call gzip#appre("gzip -dn")
+  autocmd FileAppendPre			*.lz   call gzip#appre("lzip -d")
+  autocmd FileAppendPre			*.lz4 call gzip#appre("lz4 -d -q --rm")
+  autocmd FileAppendPre			*.lzma call gzip#appre("lzma -d")
   autocmd FileAppendPre			*.lzo call gzip#appre("lzop -d -U")
-  autocmd FileAppendPost		*.gz  call gzip#write("gzip")
-  autocmd FileAppendPost		*.bz2 call gzip#write("bzip2")
-  autocmd FileAppendPost		*.Z   call gzip#write("compress -f")
-  autocmd FileAppendPost		*.lzma call gzip#write("lzma -z")
-  autocmd FileAppendPost		*.xz call gzip#write("xz -z")
-  autocmd FileAppendPost		*.lz call gzip#write("lzip")
-  autocmd FileAppendPost		*.zst call gzip#write("zstd --rm")
+  autocmd FileAppendPre			*.xz   call gzip#appre("xz -d")
+  autocmd FileAppendPre			*.Z   call gzip#appre("uncompress")
+  autocmd FileAppendPre			*.zst call gzip#appre("zstd -d --rm")
+
   autocmd FileAppendPost		*.br call gzip#write("brotli --rm")
+  autocmd FileAppendPost		*.bz2 call gzip#write("bzip2")
+  autocmd FileAppendPost		*.gz  call gzip#write("gzip")
+  autocmd FileAppendPost		*.lz call gzip#write("lzip")
+  autocmd FileAppendPost		*.lz4 call gzip#write("lz4 --rm")
+  autocmd FileAppendPost		*.lzma call gzip#write("lzma -z")
   autocmd FileAppendPost		*.lzo call gzip#write("lzop -U")
+  autocmd FileAppendPost		*.xz call gzip#write("xz -z")
+  autocmd FileAppendPost		*.Z   call gzip#write("compress -f")
+  autocmd FileAppendPost		*.zst call gzip#write("zstd --rm")
 augroup END
diff --git a/runtime/plugin/tarPlugin.vim b/runtime/plugin/tarPlugin.vim
index 40d2242..68d968a 100644
--- a/runtime/plugin/tarPlugin.vim
+++ b/runtime/plugin/tarPlugin.vim
@@ -1,4 +1,5 @@
 " tarPlugin.vim -- a Vim plugin for browsing tarfiles
+"
 " Original was copyright (c) 2002, Michael C. Toren <mct@toren.net>
 " Modified by Charles E. Campbell
 " Distributed under the GNU General Public License.
@@ -34,18 +35,20 @@
    au FileWriteCmd tarfile::*/*	call tar#Write(expand("<amatch>"))
   endif
 
-  au BufReadCmd   *.tar.gz		call tar#Browse(expand("<amatch>"))
-  au BufReadCmd   *.tar			call tar#Browse(expand("<amatch>"))
   au BufReadCmd   *.lrp			call tar#Browse(expand("<amatch>"))
+  au BufReadCmd   *.tar			call tar#Browse(expand("<amatch>"))
   au BufReadCmd   *.tar.bz2		call tar#Browse(expand("<amatch>"))
+  au BufReadCmd   *.tar.gz		call tar#Browse(expand("<amatch>"))
+  au BufReadCmd   *.tar.lz4		call tar#Browse(expand("<amatch>"))
+  au BufReadCmd   *.tar.lzma		call tar#Browse(expand("<amatch>"))
+  au BufReadCmd   *.tar.xz		call tar#Browse(expand("<amatch>"))
   au BufReadCmd   *.tar.Z		call tar#Browse(expand("<amatch>"))
+  au BufReadCmd   *.tar.zst		call tar#Browse(expand("<amatch>"))
   au BufReadCmd   *.tbz			call tar#Browse(expand("<amatch>"))
   au BufReadCmd   *.tgz			call tar#Browse(expand("<amatch>"))
-  au BufReadCmd   *.tar.lzma	call tar#Browse(expand("<amatch>"))
-  au BufReadCmd   *.tar.xz		call tar#Browse(expand("<amatch>"))
+  au BufReadCmd   *.tlz4		call tar#Browse(expand("<amatch>"))
   au BufReadCmd   *.txz			call tar#Browse(expand("<amatch>"))
-  au BufReadCmd   *.tar.zst		call tar#Browse(expand("<amatch>"))
-  au BufReadCmd   *.tzst			call tar#Browse(expand("<amatch>"))
+  au BufReadCmd   *.tzst		call tar#Browse(expand("<amatch>"))
 augroup END
 com! -nargs=? -complete=file Vimuntar call tar#Vimuntar(<q-args>)