diff --git a/python3/vimspector/debug_session.py b/python3/vimspector/debug_session.py
index e664121..c2deb08 100644
--- a/python3/vimspector/debug_session.py
+++ b/python3/vimspector/debug_session.py
@@ -31,7 +31,6 @@ from vimspector import ( breakpoints,
                          variables,
                          settings,
                          terminal,
-                         installer,
                          launch )
 
 # We cache this once, and don't allow it to change (FIXME?)
@@ -109,6 +108,7 @@ class DebugSession( object ):
 
     if not configurations:
       configuration_name, configuration = launch.SuggestConfiguration(
+        current_file,
         filetypes )
     else:
       configuration_name, configuration = launch.SelectConfiguration(
@@ -267,6 +267,9 @@ class DebugSession( object ):
 
   def _Reset( self ):
     self._logger.info( "Debugging complete." )
+
+    launch.SaveConfiguration( self._configuration )
+
     if self._uiTab:
       self._logger.debug( "Clearing down UI" )
 
diff --git a/python3/vimspector/launch.py b/python3/vimspector/launch.py
index 2903a7f..c4f0af4 100644
--- a/python3/vimspector/launch.py
+++ b/python3/vimspector/launch.py
@@ -120,7 +120,7 @@ def SelectConfiguration( launch_variables, configurations ):
   return configuration_name, configuration
 
 
-def SuggestConfiguration( filetypes ):
+def SuggestConfiguration( current_file, filetypes ):
   nothing = None, None
   templates = []
   filetypes = set( filetypes )
@@ -160,10 +160,49 @@ def SuggestConfiguration( filetypes ):
   configuration_name = utils.AskForInput( 'Give the config a name: ',
                                           configuration[ 'description' ] )
 
+  configuration[ 'launch_configuration' ][ 'generated' ] = {
+    'name': configuration_name,
+    'path': os.path.join( os.path.dirname( current_file ), '.vimspector.json' ),
+  }
 
   return configuration_name, configuration[ 'launch_configuration' ]
 
 
+def SaveConfiguration( configuration ):
+  gen = configuration.pop( 'generated', None )
+  if not gen:
+    return
+
+  config_path = utils.AskForInput(
+    f'Would you like to save the configuration named "{ gen[ "name" ] }"'
+    '? Enter the path to save to (ctrl-c to cancel): ',
+    gen[ 'path' ] )
+
+  if not config_path:
+    return
+
+  os.makedirs( os.path.dirname( config_path ), exist_ok = True )
+  current_contents = {}
+
+  if os.path.exists( config_path ):
+    if utils.Confirm( 'File exists, overwrite? (NOTE: comments and '
+                      'formatting in the existing file will be LOST!!)',
+                      '&Yes\n&No' ) == 1:
+      with open( config_path, 'r' ) as f:
+        current_contents = json.loads( minify( f.read() ) )
+
+  # TODO: how much of configuration is mangled at this point ?
+  # TODO: how about the defaulted arguments? All the refs are replaced at this
+  # point?
+  current_contents.setdefault( 'configurations', {} )
+  current_contents[ 'configurations' ][ gen[ 'name' ] ] = configuration
+
+  with open( config_path, 'w' ) as f:
+    json.dump( current_contents, f, indent=2 )
+
+  utils.UserMessage( f'Wrote { config_path }.', persist = True )
+
+
 def SelectAdapter( api_prefix,
                    debug_session,
                    configuration_name,
diff --git a/python3/vimspector/utils.py b/python3/vimspector/utils.py
index 581411a..ab5d2ca 100644
--- a/python3/vimspector/utils.py
+++ b/python3/vimspector/utils.py
@@ -386,6 +386,14 @@ def AskForInput( prompt, default_value = None ):
       return None
 
 
+def Confirm( msg, *args ):
+  with AskingForUserInput():
+    try:
+      return int( Call( 'confirm', msg, *args ) )
+    except ( KeyboardInterrupt, vim.error ):
+      return 0
+
+
 def AppendToBuffer( buf, line_or_lines, modified=False ):
   line = 1
   try:
@@ -600,8 +608,6 @@ def CoerceType( mapping: typing.Dict[ str, typing.Any ], key: str ):
     mapping[ key ] = DICT_TYPES[ new_type ]( value )
 
 
-# TODO: Should we just run the substitution on the whole JSON string instead?
-# That woul dallow expansion in bool and number values, such as ports etc. ?
 def ExpandReferencesInDict( obj, mapping, calculus, user_choices ):
   for k in list( obj.keys() ):
     obj[ k ] = ExpandReferencesInObject( obj[ k ],
@@ -817,6 +823,7 @@ def WindowID( window, tab=None ):
   return int( Call( 'win_getid', window.number, tab.number ) )
 
 
+@memoize
 def UseWinBar():
   # Buggy neovim doesn't render correctly when the WinBar is defined:
   # https://github.com/neovim/neovim/issues/12689