diff --git a/.gitignore b/.gitignore
index 93043dc..07cddbe 100644
--- a/.gitignore
+++ b/.gitignore
@@ -6,3 +6,6 @@ config/ranger/history
 config/ranger/tagged
 config/ranger/plugins
 config/Thunar/accels.scm
+config/nvim/autoload
+config/nvim/plugged
+config/nvim/.*
diff --git a/coc-settings.json b/coc-settings.json
new file mode 100644
index 0000000..3a56a22
--- /dev/null
+++ b/coc-settings.json
@@ -0,0 +1,3 @@
+{
+    "npm.binPath": "yarn"
+}
diff --git a/config/nvim/coc-settings.json b/config/nvim/coc-settings.json
new file mode 100644
index 0000000..a28de70
--- /dev/null
+++ b/config/nvim/coc-settings.json
@@ -0,0 +1,4 @@
+{
+    "npm.binPath": "yarn",
+    "python.linting.flake8Enabled": true
+}
diff --git a/config/nvim/init.vim b/config/nvim/init.vim
new file mode 100644
index 0000000..5315707
--- /dev/null
+++ b/config/nvim/init.vim
@@ -0,0 +1,105 @@
+" basic settings
+set ts=4
+set sw=4
+set cc=120
+set expandtab
+set nu
+set hidden
+set list
+set autoindent
+set confirm
+set noundofile
+set nobackup
+set hlsearch
+set noswapfile
+set ignorecase
+filetype plugin indent on
+syntax on
+cnoremap <C-a> <Home>
+cnoremap <C-e> <End>
+cnoremap <C-f> <Right>
+cnoremap <C-b> <Left>
+cnoremap <C-d> <Delete>
+cnoremap <C-n> <Down>
+cnoremap <C-p> <Up>
+
+inoremap <C-a> <Home>
+inoremap <C-e> <End>
+inoremap <C-f> <Right>
+inoremap <C-b> <Left>
+inoremap <C-d> <Delete>
+inoremap <C-n> <Down>
+inoremap <C-p> <Up>
+
+noremap <C-a> <Home>
+noremap <C-e> <End>
+noremap <C-f> <Right>
+noremap <C-b> <Left>
+
+vnoremap <leader>p "_dP
+nnoremap <leader>q :qall<CR>
+
+
+" trailing spaces
+highlight ExtraWhitespace ctermbg=red guibg=red
+au ColorScheme * highlight ExtraWhitespace ctermbg=red guibg=red
+au Syntax * match ExtraWhitespace /\s\+$/
+nnoremap <leader>es :%s/\s\+$//g<CR>
+
+" auto install vim-plug
+let vim_plug_path = expand("~/.config/nvim/autoload/plug.vim")
+let vim_plug_just_installed = 0
+if !filereadable(vim_plug_path)
+    echo "Installing vim-plug..."
+    :exe "!curl -fLo " . vim_plug_path . " --create-dirs https://gitee.com/klesh/vim-plug/raw/master/plug.vim"
+    let vim_plug_just_installed = 1
+    echo "vim-plug installed"
+endif
+
+call plug#begin()
+Plug 'editorconfig/editorconfig-vim'
+Plug 'tpope/vim-surround'
+"Plug 'jiangmiao/auto-pairs'
+Plug 'neoclide/coc.nvim', {'branch': 'release'}
+Plug 'neoclide/coc-json', {'do': 'yarn install --frozen-lockfile'}
+Plug 'iamcco/coc-vimlsp', {'do': 'yarn install --frozen-lockfile'}
+Plug 'neoclide/coc-python', {'do': 'yarn install --frozen-lockfile'}
+Plug 'weirongxu/coc-explorer', {'do': 'yarn install --frozen-lockfile'}
+Plug 'liuchengxu/eleline.vim'
+Plug 'tpope/vim-fugitive'                                         " git 功能
+Plug 'scrooloose/nerdcommenter'
+Plug 'ctrlpvim/ctrlp.vim'
+Plug 'mhinz/vim-grepper', { 'on': ['Grepper', '<plug>(GrepperOperator)'] }
+call plug#end()
+
+
+" ==== coc configuration ====
+nmap <silent> gd <Plug>(coc-definition)
+nmap <silent> gy <Plug>(coc-type-definition)
+nmap <silent> gi <Plug>(coc-implementation)
+nmap <silent> gr <Plug>(coc-references)
+
+xmap <silent> <leader>fs <Plug>(coc-format-selected)
+nmap <silent> <leader>fs <Plug>(coc-format-selected)
+nmap <silent> <leader>fb <Plug>(coc-format)
+nmap <silent> <leader>sd :call CocAction('doHover')<CR>
+nmap <silent> <leader>rn <Plug>(coc-rename)
+nmap <silent> <leader>ne <Plug>(coc-diagnostic-next-error)
+nmap <silent> <leader>pe <Plug>(coc-diagnostic-prev-error)
+nmap <silent> <leader>fe :CocCommand explorer --toggle<CR>
+nmap <silent> <leader>if :CocInfo<CR>
+nmap <silent> <leader>cl :CocList<CR>
+nmap <silent> <leader>ol <Plug>(coc-openlink)
+nnoremap <leader>sg :Grepper -tool git<CR>
+nnoremap <leader>sc :Grepper -tool grep<CR>
+
+
+" ==== fugitive configuration ====
+nnoremap <leader>gs :Gstatus<CR>
+nnoremap <leader>gc :Gcommit<CR>
+nnoremap <leader>gp :Gpush<CR>
+nnoremap <leader>gg :Gpull<CR>
+nnoremap <leader>gd :Gdiff<CR>
+
+" ==== ctrlp configuration ====
+let g:ctrlp_user_command = ['.git', 'git ls-files -co --exclude-standard']
diff --git a/vimrc b/vimrc
index 6c5f093..484607a 100644
--- a/vimrc
+++ b/vimrc
@@ -50,11 +50,14 @@ Plug 'jiangmiao/auto-pairs'
 
 " ide like
 Plug 'neoclide/coc.nvim', {'branch': 'release'}
-Plug 'mgedmin/coverage-highlight.vim'
-"Plug 'klesh/vim-fakeclip'
+Plug 'neoclide/coc-json', {'do': 'yarn install --frozen-lockfile'}
+Plug 'neoclide/coc-python', {'do': 'yarn install --frozen-lockfile'}
+Plug 'weirongxu/coc-explorer', {'do': 'yarn install --frozen-lockfile'}
 Plug 'scrooloose/nerdcommenter'
 Plug 'tpope/vim-fugitive'                                         " git 功能
-Plug 'scrooloose/nerdtree'
+"Plug 'scrooloose/nerdtree'
+"Plug 'mgedmin/coverage-highlight.vim'
+"Plug 'klesh/vim-fakeclip'
 
 " color themes
 Plug 'morhetz/gruvbox'
@@ -66,7 +69,7 @@ Plug 'lunaru/vim-less'
 Plug 'posva/vim-vue'
 Plug 'othree/html5.vim'
 Plug 'dag/vim-fish'
-Plug 'vim-python/python-syntax'
+"Plug 'vim-python/python-syntax'
 Plug 'plasticboy/vim-markdown'
 "Plug 'digitaltoad/vim-pug'
 
@@ -80,15 +83,21 @@ nmap <silent> gy <Plug>(coc-type-definition)
 nmap <silent> gi <Plug>(coc-implementation)
 nmap <silent> gr <Plug>(coc-references)
 
+xmap <silent> <leader>fs <Plug>(coc-format-selected)
+nmap <silent> <leader>fs <Plug>(coc-format-selected)
+nmap <silent> <leader>fb <Plug>(coc-format)
+nmap <silent> <leader>rn <Plug>(coc-rename)
+nmap <silent> <leader>ne <Plug>(coc-diagnostic-next-error)
+nmap <silent> <leader>pe <Plug>(coc-diagnostic-prev-error)
+nmap <silent> <leader>fe :CocCommand explorer --toggle<CR>
+nmap <silent> <leader>if :CocInfo<CR>
+nmap <silent> <leader>cl :CocList<CR>
+nmap <silent> <leader>ol <Plug>(coc-openlink)
+
 " Highlight symbol under cursor on CursorHold
 autocmd CursorHold * silent call CocActionAsync('highlight')
 
-" Remap for rename current word
-nmap <leader>rn <Plug>(coc-rename)
 
-" Remap for format selected region
-xmap <leader>f  <Plug>(coc-format-selected)
-nmap <leader>f  <Plug>(coc-format-selected)
 
 " Use K to show documentation in preview window
 function! s:show_documentation()