https://github.com/lewis6991/gitsigns.nvim Like gitgutter, but much faster, and with a few new features.

change diff base against specific commit

:Gitsigns change_base HEAD~1
:Gitsigns change_base ~1
:Gitsigns change_base adaf17620

config

-- Navigation
map('n', ']c', function()
  if vim.wo.diff then return ']c' end
  vim.schedule(function() gs.next_hunk() end)
  return '<Ignore>'
end, {expr=true})

map('n', '[c', function()
  if vim.wo.diff then return '[c' end
  vim.schedule(function() gs.prev_hunk() end)
  return '<Ignore>'
end, {expr=true})

-- Actions
map({'n', 'v'}, '<leader>hs', ':Gitsigns stage_hunk<CR>')
map({'n', 'v'}, '<leader>hr', ':Gitsigns reset_hunk<CR>')
map('n', '<leader>hS', gs.stage_buffer)
map('n', '<leader>hu', gs.undo_stage_hunk)
map('n', '<leader>hR', gs.reset_buffer)
map('n', '<leader>hp', gs.preview_hunk)
map('n', '<leader>hb', function() gs.blame_line{full=true} end)
map('n', '<leader>tb', gs.toggle_current_line_blame)
map('n', '<leader>hd', gs.diffthis)
map('n', '<leader>hD', function() gs.diffthis('~') end)
map('n', '<leader>td', gs.toggle_deleted)

-- Text object
map({'o', 'x'}, 'ih', ':<C-U>Gitsigns select_hunk<CR>')