Find colliding keybinds

:redir! > mappings
:map
:map!
:redir END

Then open ./mappings and start unmapping bloat keybinds

Output example:

n  <Tab>        @<Plug>VimwikiNextLink
v  <CR>         @<Plug>VimwikiNormalizeLinkVisualCR
n  <CR>         @<Plug>VimwikiFollowLink
n  <Space>wr    @<Plug>VimwikiRenameFile
n  <Space>wd    @<Plug>VimwikiDeleteFile
n  <Space>wn    @<Plug>VimwikiGoto
n  <Space>whh   @<Plug>Vimwiki2HTMLBrowse
n  <Space>wh    @<Plug>Vimwiki2HTML
v  +            @<Plug>VimwikiNormalizeLinkVisual
n  +            @<Plug>VimwikiNormalizeLink
n  -            @<Plug>VimwikiRemoveHeaderLevel
n  =            @<Plug>VimwikiAddHeaderLevel
n  O            @<Plug>VimwikiListO
n  [=           @<Plug>VimwikiGoToPrevSiblingHeader
n  [[           @<Plug>VimwikiGoToPrevHeader
n  [u           @<Plug>VimwikiGoToParentHeader

Warning: Don’t look for <Leader>, it’s substituted by the leader key itself