diff --git a/.SpaceVim.d/autoload/SpaceVim/dev/codeowner.vim b/.SpaceVim.d/autoload/SpaceVim/dev/codeowner.vim
new file mode 100644
index 000000000..a7bc809f0
--- /dev/null
+++ b/.SpaceVim.d/autoload/SpaceVim/dev/codeowner.vim
@@ -0,0 +1,32 @@
+let s:FILE = SpaceVim#api#import('file')
+
+func! s:paser(file)
+  let config = readfile(a:file, '')
+  let rst = {}
+  for line in config
+    if line !~ '^#' && !empty(line)
+      let file = split(line)[0]
+      let owners = split(line)[1:]
+      call extend(rst, {file : owners})
+    endif
+  endfor
+  return rst
+endf
+
+let s:owners = s:paser('.github/CODEOWNERS')
+let g:owners = s:owners
+
+
+
+func! SpaceVim#dev#codeowner#open_profile()
+  let url = 'https://github.com/'
+  let owners = get(s:owners, s:FILE.unify_path(expand('%'), ':.'), [])
+  if !empty(owners)
+     let url = url . owners[0][1:]
+     exe 'OpenBrowser ' . url
+  else
+     echohl WarnMsg
+     echon 'can not find owner for current file'
+     echohl None
+  endif
+endf
diff --git a/.github/CODEOWNERS b/.github/CODEOWNERS
index c85f0334e..1d810c1f0 100644
--- a/.github/CODEOWNERS
+++ b/.github/CODEOWNERS
@@ -14,3 +14,9 @@ docs/cn/layers/lang/julia.md                 @jingpengw
 autoload/SpaceVim/layers/lang/javascript.vim @zhujinxuan @S1ngS1ng @chemzqm
 docs/layers/lang/javascript.md               @zhujinxuan @S1ngS1ng @chemzqm
 docs/cn/layers/lang/javascript.md            @zhujinxuan @S1ngS1ng @chemzqm
+
+
+# lang#erlang layer
+autoload/SpaceVim/layers/lang/erlang.vim      @suzuiyuegjy
+docs/layers/lang/erlang.md                    @suzuiyuegjy
+docs/cn/layers/lang/erlang.md                 @suzuiyuegjy
diff --git a/autoload/SpaceVim/layers/lang/erlang.vim b/autoload/SpaceVim/layers/lang/erlang.vim
index e42eedf10..44e8b9c61 100644
--- a/autoload/SpaceVim/layers/lang/erlang.vim
+++ b/autoload/SpaceVim/layers/lang/erlang.vim
@@ -6,12 +6,40 @@
 " License: GPLv3
 "=============================================================================
 
+""
+" @section lang#erlang, layer-lang-erlang
+" @parentsection layers
+" This layer is for erlang development, disabled by default, to enable this
+" layer, add following snippet to your SpaceVim configuration file.
+" >
+"   [[layers]]
+"     name = 'lang#erlang'
+" <
+"
+" @subsection Key bindings
+" >
+"   Mode            Key             Function
+"   ---------------------------------------------
+"   normal          SPC l r         run current file
+" <
+"
+" This layer also provides REPL support for erlang, the key bindings are:
+" >
+"   Key             Function
+"   ---------------------------------------------
+"   SPC l s i       Start a inferior REPL process
+"   SPC l s b       send whole buffer
+"   SPC l s l       send current line
+"   SPC l s s       send selection text
+" <
+"
+
 function! SpaceVim#layers#lang#erlang#plugins() abort
   let plugins = []
-  call add(plugins, ['vim-erlang/vim-erlang-compiler', {'on_ft' : 'erlang'}])
+  " call add(plugins, ['vim-erlang/vim-erlang-compiler', {'on_ft' : 'erlang'}])
   call add(plugins, ['vim-erlang/vim-erlang-omnicomplete', {'on_ft' : 'erlang'}])
   call add(plugins, ['vim-erlang/vim-erlang-runtime', {'on_ft' : 'erlang'}])
-  call add(plugins, ['vim-erlang/vim-erlang-tags', {'on_ft' : 'erlang'}])
+  " call add(plugins, ['vim-erlang/vim-erlang-tags', {'on_ft' : 'erlang'}])
   return plugins
 endfunction
 
diff --git a/doc/SpaceVim.txt b/doc/SpaceVim.txt
index 0e00ea1fe..78b47e213 100644
--- a/doc/SpaceVim.txt
+++ b/doc/SpaceVim.txt
@@ -89,36 +89,38 @@ CONTENTS                                                   *SpaceVim-contents*
       15. lang#dart.................................|SpaceVim-layer-lang-dart|
       16. lang#elixir.............................|SpaceVim-layer-lang-elixir|
       17. lang#elm...................................|SpaceVim-layer-lang-elm|
-      18. lang#go.....................................|SpaceVim-layer-lang-go|
-      19. lang#groovy.............................|SpaceVim-layer-lang-groovy|
-      20. lang#hack.................................|SpaceVim-layer-lang-hack|
-      21. lang#haskell...........................|SpaceVim-layer-lang-haskell|
-      22. lang#hy.....................................|SpaceVim-layer-lang-hy|
-      23. lang#java.................................|SpaceVim-layer-lang-java|
-      24. lang#julia...............................|SpaceVim-layer-lang-julia|
-      25. lang#kotlin.............................|SpaceVim-layer-lang-kotlin|
-      26. lang#livescript.....................|SpaceVim-layer-lang-livescript|
-      27. lang#lua...................................|SpaceVim-layer-lang-lua|
-      28. lang#nim...................................|SpaceVim-layer-lang-nim|
-      29. lang#ocaml...............................|SpaceVim-layer-lang-ocaml|
-      30. lang#pact.................................|SpaceVim-layer-lang-pact|
-      31. lang#php...................................|SpaceVim-layer-lang-php|
-      32. lang#pony.................................|SpaceVim-layer-lang-pony|
-      33. lang#processing.....................|SpaceVim-layer-lang-processing|
-      34. lang#prolog.............................|SpaceVim-layer-lang-prolog|
-      35. lang#puppet.............................|SpaceVim-layer-lang-puppet|
-      36. lang#python.............................|SpaceVim-layer-lang-python|
-      37. lang#racket.............................|SpaceVim-layer-lang-racket|
-      38. lang#rust.................................|SpaceVim-layer-lang-rust|
-      39. lang#scala...............................|SpaceVim-layer-lang-scala|
-      40. lang#tcl...................................|SpaceVim-layer-lang-tcl|
-      41. lang#xml...................................|SpaceVim-layer-lang-xml|
-      42. operator...................................|SpaceVim-layer-operator|
-      43. shell.........................................|SpaceVim-layer-shell|
-      44. test...........................................|SpaceVim-layer-test|
-      45. tmux...........................................|SpaceVim-layer-tmux|
-      46. tools#dash...............................|SpaceVim-layer-tools-dash|
-      47. tools#zeal...............................|SpaceVim-layer-tools-zeal|
+      18. lang#erlang.............................|SpaceVim-layer-lang-erlang|
+      19. lang#go.....................................|SpaceVim-layer-lang-go|
+      20. lang#groovy.............................|SpaceVim-layer-lang-groovy|
+      21. lang#hack.................................|SpaceVim-layer-lang-hack|
+      22. lang#haskell...........................|SpaceVim-layer-lang-haskell|
+      23. lang#hy.....................................|SpaceVim-layer-lang-hy|
+      24. lang#java.................................|SpaceVim-layer-lang-java|
+      25. lang#julia...............................|SpaceVim-layer-lang-julia|
+      26. lang#kotlin.............................|SpaceVim-layer-lang-kotlin|
+      27. lang#livescript.....................|SpaceVim-layer-lang-livescript|
+      28. lang#lua...................................|SpaceVim-layer-lang-lua|
+      29. lang#nim...................................|SpaceVim-layer-lang-nim|
+      30. lang#nix...................................|SpaceVim-layer-lang-nix|
+      31. lang#ocaml...............................|SpaceVim-layer-lang-ocaml|
+      32. lang#pact.................................|SpaceVim-layer-lang-pact|
+      33. lang#php...................................|SpaceVim-layer-lang-php|
+      34. lang#pony.................................|SpaceVim-layer-lang-pony|
+      35. lang#processing.....................|SpaceVim-layer-lang-processing|
+      36. lang#prolog.............................|SpaceVim-layer-lang-prolog|
+      37. lang#puppet.............................|SpaceVim-layer-lang-puppet|
+      38. lang#python.............................|SpaceVim-layer-lang-python|
+      39. lang#racket.............................|SpaceVim-layer-lang-racket|
+      40. lang#rust.................................|SpaceVim-layer-lang-rust|
+      41. lang#scala...............................|SpaceVim-layer-lang-scala|
+      42. lang#tcl...................................|SpaceVim-layer-lang-tcl|
+      43. lang#xml...................................|SpaceVim-layer-lang-xml|
+      44. operator...................................|SpaceVim-layer-operator|
+      45. shell.........................................|SpaceVim-layer-shell|
+      46. test...........................................|SpaceVim-layer-test|
+      47. tmux...........................................|SpaceVim-layer-tmux|
+      48. tools#dash...............................|SpaceVim-layer-tools-dash|
+      49. tools#zeal...............................|SpaceVim-layer-tools-zeal|
   7. API........................................................|SpaceVim-api|
       1. cmdlinemenu................................|SpaceVim-api-cmdlinemenu|
       2. data#dict....................................|SpaceVim-api-data-dict|
@@ -1479,6 +1481,35 @@ The lang#elm layer provides code completion, documentation lookup, jump to
 definition, mix integration, and iex integration for elm. SpaceVim uses
 neomake as default syntax checker which is loaded in |SpaceVim-layer-checkers|
 
+==============================================================================
+LANG#ERLANG                                       *SpaceVim-layer-lang-erlang*
+
+This layer is for erlang development, disabled by default, to enable this
+layer, add following snippet to your SpaceVim configuration file.
+>
+  [[layers]]
+    name = 'lang#erlang'
+<
+
+KEY BINDINGS
+
+>
+  Mode            Key             Function
+  ---------------------------------------------
+  normal          SPC l r         run current file
+<
+
+This layer also provides REPL support for erlang, the key bindings are:
+>
+  Key             Function
+  ---------------------------------------------
+  SPC l s i       Start a inferior REPL process
+  SPC l s b       send whole buffer
+  SPC l s l       send current line
+  SPC l s s       send selection text
+<
+
+
 ==============================================================================
 LANG#GO                                               *SpaceVim-layer-lang-go*
 
@@ -1815,6 +1846,13 @@ This layer also provides REPL support for nim, the key bindings are:
 <
 
 
+==============================================================================
+LANG#NIX                                             *SpaceVim-layer-lang-nix*
+
+INTRO
+The lang#nix layer provides syntax highlighting for the Nix expression
+language.
+
 ==============================================================================
 LANG#OCAML                                         *SpaceVim-layer-lang-ocaml*