diff --git a/README.md b/README.md
index c3d4f9f5..83a57ed9 100644
--- a/README.md
+++ b/README.md
@@ -2451,6 +2451,9 @@ Notes:
   * Description: Creates a panel to fabricate various copies of the PCB at once.
                  It currently uses the KiKit tool, which must be available.
                  Consult KiKit docs for detailed information.
+                 Current versions of KiKit only support KiCad 6 and my tests using
+                 KiKit 1.0.5 (the last to support KiCad 5) shown some
+                 incompatibilities.
                  Note that you don't need to specify the units for all distances.
                  If they are omitted they are assumed to be `default_units`.
                  The same is valid for angles, using `default_angles`
@@ -2605,6 +2608,9 @@ Notes:
                 - `drawboxes`: [boolean=false] Draw boxes.
                 - `drawtabfail`: [boolean=false] Draw tab fail.
                 - `trace`: [boolean=false] Trace.
+            - `extends`: [string=''] A configuration to use as base for this one. Use the following format: `OUTPUT_NAME[CFG_NAME]`.
+            - `name`: [string=''] A name to identify this configuration. If empty will be the order in the list, starting with 1.
+                      Don't use just a number or it will be confused as an index.
             - `post`: [dict] Finishing touches to the panel.
               * Valid keys:
                 - `copperfill`: [boolean=false] Fill tabs and frame with copper (e.g., to save etchant or to increase rigidity of flex-PCB panels).
@@ -2647,7 +2653,7 @@ Notes:
                           *boardCompany* the company from the source board,
                           *boardComment1*-*boardComment9* comments from the source board.
                 - `thickness`: [number|string] Stroke thickness.
-                - `type`: [string='simple'] [simple] Currently fixed.
+                - `type`: [string='none'] [none,simple] Currently fixed. BTW: don't ask me about this ridiculous default, is how KiKit works.
                 - `vjustify`: [string='center'] [left,right,center] Vertical justification of the text.
                 - `voffset`: [number|string] Specify the vertical offset from anchor. Respects KiCAD coordinate system.
                 - `width`: [number|string] Width of the characters (the same parameters as KiCAD uses).
@@ -2669,7 +2675,7 @@ Notes:
                           *boardCompany* the company from the source board,
                           *boardComment1*-*boardComment9* comments from the source board.
                 - `thickness`: [number|string] Stroke thickness.
-                - `type`: [string='simple'] [simple] Currently fixed.
+                - `type`: [string='none'] [none,simple] Currently fixed. BTW: don't ask me about this ridiculous default, is how KiKit works.
                 - `vjustify`: [string='center'] [left,right,center] Vertical justification of the text.
                 - `voffset`: [number|string] Specify the vertical offset from anchor. Respects KiCAD coordinate system.
                 - `width`: [number|string] Width of the characters (the same parameters as KiCAD uses).
@@ -2691,7 +2697,7 @@ Notes:
                           *boardCompany* the company from the source board,
                           *boardComment1*-*boardComment9* comments from the source board.
                 - `thickness`: [number|string] Stroke thickness.
-                - `type`: [string='simple'] [simple] Currently fixed.
+                - `type`: [string='none'] [none,simple] Currently fixed. BTW: don't ask me about this ridiculous default, is how KiKit works.
                 - `vjustify`: [string='center'] [left,right,center] Vertical justification of the text.
                 - `voffset`: [number|string] Specify the vertical offset from anchor. Respects KiCAD coordinate system.
                 - `width`: [number|string] Width of the characters (the same parameters as KiCAD uses).
@@ -2713,7 +2719,7 @@ Notes:
                           *boardCompany* the company from the source board,
                           *boardComment1*-*boardComment9* comments from the source board.
                 - `thickness`: [number|string] Stroke thickness.
-                - `type`: [string='simple'] [simple] Currently fixed.
+                - `type`: [string='none'] [none,simple] Currently fixed. BTW: don't ask me about this ridiculous default, is how KiKit works.
                 - `vjustify`: [string='center'] [left,right,center] Vertical justification of the text.
                 - `voffset`: [number|string] Specify the vertical offset from anchor. Respects KiCAD coordinate system.
                 - `width`: [number|string] Width of the characters (the same parameters as KiCAD uses).
diff --git a/docs/samples/generic_plot.kibot.yaml b/docs/samples/generic_plot.kibot.yaml
index b2753047..05674ed9 100644
--- a/docs/samples/generic_plot.kibot.yaml
+++ b/docs/samples/generic_plot.kibot.yaml
@@ -1209,6 +1209,9 @@ outputs:
   # Panelize:
   # It currently uses the KiKit tool, which must be available.
   # Consult KiKit docs for detailed information.
+  # Current versions of KiKit only support KiCad 6 and my tests using
+  # KiKit 1.0.5 (the last to support KiCad 5) shown some
+  # incompatibilities.
   # Note that you don't need to specify the units for all distances.
   # If they are omitted they are assumed to be `default_units`.
   # The same is valid for angles, using `default_angles`
@@ -1275,6 +1278,8 @@ outputs:
             drawtabfail: false
             # [boolean=false] Trace
             trace: false
+          # [string=''] A configuration to use as base for this one. Use the following format: `OUTPUT_NAME[CFG_NAME]`
+          extends: ''
           # [dict] Used to add fiducial marks to the (rail/frame of) the panel
           fiducials:
             # `copper_size` is an alias for `coppersize`
@@ -1370,6 +1375,9 @@ outputs:
             vboneskip: 0
             # [number|string] Specify the vertical gap between the boards
             vspace: 0
+          # [string=''] A name to identify this configuration. If empty will be the order in the list, starting with 1.
+          # Don't use just a number or it will be confused as an index
+          name: ''
           # [dict] Sets page size on the resulting panel and position the panel in the page
           page:
             # [string='tl'] [tl,tr,bl,br,mt,mb,ml,mr,c] Point of the panel to be placed at given position. Can be one of tl, tr, bl, br
@@ -1481,8 +1489,8 @@ outputs:
             text: ''
             # [number|string] Stroke thickness
             thickness: 0.3
-            # [string='simple'] [simple] Currently fixed
-            type: 'simple'
+            # [string='none'] [none,simple] Currently fixed. BTW: don't ask me about this ridiculous default, is how KiKit works
+            type: 'none'
             # [string='center'] [left,right,center] Vertical justification of the text
             vjustify: 'center'
             # [number|string] Specify the vertical offset from anchor. Respects KiCAD coordinate system
@@ -1515,8 +1523,8 @@ outputs:
             text: ''
             # [number|string] Stroke thickness
             thickness: 0.3
-            # [string='simple'] [simple] Currently fixed
-            type: 'simple'
+            # [string='none'] [none,simple] Currently fixed. BTW: don't ask me about this ridiculous default, is how KiKit works
+            type: 'none'
             # [string='center'] [left,right,center] Vertical justification of the text
             vjustify: 'center'
             # [number|string] Specify the vertical offset from anchor. Respects KiCAD coordinate system
@@ -1549,8 +1557,8 @@ outputs:
             text: ''
             # [number|string] Stroke thickness
             thickness: 0.3
-            # [string='simple'] [simple] Currently fixed
-            type: 'simple'
+            # [string='none'] [none,simple] Currently fixed. BTW: don't ask me about this ridiculous default, is how KiKit works
+            type: 'none'
             # [string='center'] [left,right,center] Vertical justification of the text
             vjustify: 'center'
             # [number|string] Specify the vertical offset from anchor. Respects KiCAD coordinate system
@@ -1583,8 +1591,8 @@ outputs:
             text: ''
             # [number|string] Stroke thickness
             thickness: 0.3
-            # [string='simple'] [simple] Currently fixed
-            type: 'simple'
+            # [string='none'] [none,simple] Currently fixed. BTW: don't ask me about this ridiculous default, is how KiKit works
+            type: 'none'
             # [string='center'] [left,right,center] Vertical justification of the text
             vjustify: 'center'
             # [number|string] Specify the vertical offset from anchor. Respects KiCAD coordinate system
diff --git a/kibot/optionable.py b/kibot/optionable.py
index 323c6e29..64cb91b6 100644
--- a/kibot/optionable.py
+++ b/kibot/optionable.py
@@ -195,7 +195,18 @@ class Optionable(object):
                                 new_val.append(element)
                         v = new_val
             # Seems to be ok, map it
-            setattr(self, alias if is_alias else k, v)
+            dest_name = alias if is_alias else k
+            setattr(self, dest_name, v)
+            self.set_user_defined(dest_name)
+
+    def set_user_defined(self, name):
+        setattr(self, '_{}_user_defined'.format(name), True)
+
+    def get_user_defined(self, name):
+        name = '_{}_user_defined'.format(name)
+        if hasattr(self, name):
+            return getattr(self, name)
+        return False
 
     def set_tree(self, tree):
         self._tree = tree
diff --git a/kibot/out_panelize.py b/kibot/out_panelize.py
index 85a2432e..42b18666 100644
--- a/kibot/out_panelize.py
+++ b/kibot/out_panelize.py
@@ -11,6 +11,8 @@ Dependencies:
     downloader: pytool
     role: mandatory
 """
+import collections
+from copy import deepcopy
 import os
 import re
 import json
@@ -22,12 +24,24 @@ from .layer import Layer
 from .misc import W_PANELEMPTY
 from .optionable import BaseOptions
 from .out_base import VariantOptions
+from .registrable import RegOutput
 from .macros import macros, document, output_class  # noqa: F401
 from . import log
 
 logger = log.get_logger()
 
 
+def update_dict(d, u):
+    for k, v in u.items():
+        if isinstance(v, collections.abc.Mapping):
+            d[k] = update_dict(d.get(k, {}), v)
+        elif isinstance(v, list) and k in d:
+            d[k] = v+d[k]
+        else:
+            d[k] = v
+    return d
+
+
 class PanelOptions(BaseOptions):
     _num_regex = re.compile(r'([\d\.]+)(mm|cm|dm|m|mil|inch|in)')
     _ang_regex = re.compile(r'([\d\.]+)(deg|°|rad)')
@@ -336,8 +350,8 @@ class PanelizeFiducials(PanelOptions):
 class PanelizeText(PanelOptions):
     def __init__(self):
         with document:
-            self.type = 'simple'
-            """ [simple] Currently fixed """
+            self.type = 'none'
+            """ [none,simple] Currently fixed. BTW: don't ask me about this ridiculous default, is how KiKit works """
             self.text = ''
             """ The text to be displayed. Note that you can escape ; via \\.
                 Available variables in text: *date* formats current date as <year>-<month>-<day>,
@@ -474,6 +488,11 @@ class PanelizeDebug(PanelOptions):
 class PanelizeConfig(PanelOptions):
     def __init__(self):
         with document:
+            self.name = ''
+            """ A name to identify this configuration. If empty will be the order in the list, starting with 1.
+                Don't use just a number or it will be confused as an index """
+            self.extends = ''
+            """ A configuration to use as base for this one. Use the following format: `OUTPUT_NAME[CFG_NAME]` """
             self.page = PanelizePage
             """ *[dict] Sets page size on the resulting panel and position the panel in the page """
             self.layout = PanelizeLayout
@@ -506,6 +525,15 @@ class PanelizeConfig(PanelOptions):
 
     def config(self, parent):
         super().config(parent)
+        # Avoid confusing names
+        name_is_number = True
+        try:
+            _ = int(self.name)
+        except ValueError:
+            name_is_number = False
+        if name_is_number:
+            raise KiPlotConfigurationError("Don't use a number as name, this can be confused with an index ({})".
+                                           format(self.name))
         # Make None all things not specified
         for k, v in self.get_attrs_gen():
             if isinstance(v, type):
@@ -513,6 +541,8 @@ class PanelizeConfig(PanelOptions):
 
 
 class PanelizeOptions(VariantOptions):
+    _extends_regex = re.compile(r'(.+)\[(.+)\]')
+
     def __init__(self):
         with document:
             self.output = GS.def_global_output
@@ -533,21 +563,103 @@ class PanelizeOptions(VariantOptions):
         self._expand_id = 'panel'
         self._expand_ext = 'kicad_pcb'
 
+    def solve_cfg_name(self, cfg):
+        """ Find the name of a configuration that isn't yet configured """
+        name = cfg.get('name')
+        if name:
+            return name
+        return str(self._tree['configs'].index(cfg)+1)
+
+    def solve_extends(self, tree, level=0, used=None, our_name=None):
+        base = tree.get('extends')
+        if our_name is None:
+            our_name = '{}[{}]'.format(self._parent.name, self.solve_cfg_name(tree))
+        if used is None:
+            used = {our_name}
+        else:
+            if our_name in used:
+                raise KiPlotConfigurationError('Recursive extends detected in `extends: {}` ({})'.format(base, used))
+            used.add(our_name)
+        logger.debugl(1, "Extending from "+base)
+        # Should be an string
+        if not isinstance(base, str):
+            raise KiPlotConfigurationError('`extends` must be a string, not {}'.format(type(base)))
+        # Extract the output and config names
+        m = PanelizeOptions._extends_regex.match(base)
+        if m is None:
+            raise KiPlotConfigurationError('Malformed `extends` reference: `{}` use OUTPUT_NAME[CFG_NAME]'.format(base))
+        out_name, cfg_name = m.groups()
+        # Look for the output
+        out = RegOutput.get_output(out_name)
+        if out is None:
+            raise KiPlotConfigurationError('Unknown output `{}` in `extends: {}`'.format(out_name, base))
+        # Look for the config
+        configs = None
+        out_options = out._tree.get('options')
+        if out_options:
+            configs = out_options.get('configs')
+        if configs is None or isinstance(configs, str):
+            raise KiPlotConfigurationError("Using `extends: {}` but `{}` hasn't configs to copy". format(base, out_name))
+        cfg_name_is_number = True
+        try:
+            id = int(cfg_name)-1
+        except ValueError:
+            cfg_name_is_number = False
+        if cfg_name_is_number:
+            # Using an index, is it valid?
+            if id >= len(configs):
+                raise KiPlotConfigurationError('Using `extends: {}` but `{}` has {} configs'.
+                                               format(base, out_name, len(configs)))
+            origin = configs[id]
+        else:
+            # Using a name
+            origin = next(filter(lambda x: 'name' in x and x['name'] == cfg_name, configs), None)
+            if origin is None:
+                raise KiPlotConfigurationError("Using `extends: {}` but `{}` doesn't define `{}`".
+                                               format(base, out_name, cfg_name))
+        # Now we have the origin
+        # Does it also use extends?
+        origin_extends = origin.get('extends')
+        if origin_extends:
+            origin = self.solve_extends(origin, level=level+1, used=used, our_name=base)
+        # Copy the origin, update it and replace the current values
+        logger.debugl(1, "{} before applying {}: {}".format(our_name, base, tree))
+        logger.debugl(1, "- Should add {}".format(origin))
+        new_origin = deepcopy(origin)
+        update_dict(new_origin, tree)
+        if level:
+            tree = deepcopy(tree)
+        logger.error(tree)
+        update_dict(tree, new_origin)
+        if not level:
+            # Remove the extends, we solved it
+            del tree['extends']
+        logger.debugl(1, "After apply: {}".format(tree))
+        return tree
+
     def config(self, parent):
+        self._parent = parent
+        # Look for configs that uses extends
+        configs = self._tree.get('configs')
+        if configs:
+            list(map(self.solve_extends, filter(lambda x: 'extends' in x, configs)))
         super().config(parent)
         if isinstance(self.configs, type):
             logger.warning(W_PANELEMPTY+'Generating a panel with default options, not very useful')
             self.configs = []
         elif isinstance(self.configs, str):
             self.configs = [self.configs]
+        for c, cfg in enumerate(self.configs):
+            if not cfg.name:
+                cfg.name = str(c+1)
 
     def create_config(self, cfg):
         with NamedTemporaryFile(mode='w', delete=False, suffix='.json', prefix='kibot_panel_cfg') as f:
             logger.debug('Writing panel config to '+f.name)
             cfg_d = {}
             for k, v in cfg.get_attrs_gen():
-                if v:
-                    cfg_d[k] = {k: v for k, v in v.get_attrs_gen() if v is not None}
+                if isinstance(v, PanelOptions):
+                    cfg_d[k] = {ky: va for ky, va in v.get_attrs_gen() if va is not None and v.get_user_defined(ky)}
             js = json.dumps(cfg_d, indent=4)
             logger.debugl(1, js)
             f.write(js)
@@ -576,7 +688,7 @@ class PanelizeOptions(VariantOptions):
             fname = GS.pcb_file
 
         # Create the command
-        cmd = [cmd_kikit, 'panelize']
+        cmd = [cmd_kikit, 'panelize']  # , '--dump', 'test.json'
         # Add all the configurations
         for cfg in self.configs:
             cmd.append('--preset')
diff --git a/tests/yaml_samples/panelize_1.kibot.yaml b/tests/yaml_samples/panelize_1.kibot.yaml
index 67e510e0..b10d16d1 100644
--- a/tests/yaml_samples/panelize_1.kibot.yaml
+++ b/tests/yaml_samples/panelize_1.kibot.yaml
@@ -52,6 +52,7 @@ outputs:
             coppersize: 2
             opening: 1
           text:
+            type: simple
             text: My panel
             anchor: mt
             voffset: 2.5
diff --git a/tests/yaml_samples/panelize_all_examples.kibot.yaml b/tests/yaml_samples/panelize_all_examples.kibot.yaml
new file mode 100644
index 00000000..050efdcb
--- /dev/null
+++ b/tests/yaml_samples/panelize_all_examples.kibot.yaml
@@ -0,0 +1,385 @@
+# Example KiBot config file for a basic panel
+kibot:
+  version: 1
+
+outputs:
+  - name: 'panel_examples'
+    comment: "The KiKit examples"
+    type: panelize
+    run_by_default: false
+    options:
+      configs:
+        - name: basic
+          layout:
+            rows: 2
+            cols: 2
+          tabs:
+            type: full
+          cuts:
+            type: vcuts
+        - name: mill_radius_1
+          post:
+            mill_radius: 1
+        - name: basic_with_tabs
+          extends: panel_examples[basic]
+          layout:
+            space: 2
+          tabs:
+            type: fixed
+            hwidth: 10
+            vwidth: 15
+        - name: vcuts_railstb
+          extends: panel_examples[basic_with_tabs]
+          framing:
+            type: railstb
+            width: 5
+            space: 3
+        - name: basic_with_mouse_bites
+          extends: panel_examples[basic_with_tabs]
+          tabs:
+            width: 5
+          cuts:
+            type: mousebites
+            drill: 0.5
+            spacing: 1
+            offset: 0.2
+        - name: basic_with_mouse_bites_prolong
+          extends: panel_examples[basic_with_mouse_bites]
+          tabs:
+            width: 3
+          cuts:
+            prolong: 0.5
+        - name: basic_with_mouse_bites_2v
+          extends: panel_examples[basic_with_mouse_bites_prolong]
+          tabs:
+            vcount: 2
+        - name: basic_with_mouse_bites_fm1
+          extends: panel_examples[basic_with_mouse_bites_2v]
+          framing:
+            type: railstb
+            width: 5
+            space: 3
+        - name: basic_with_mouse_bites_fm2
+          extends: panel_examples[basic_with_mouse_bites_fm1]
+          framing:
+            type: frame
+            cuts: both
+        - name: basic_with_mouse_bites_fm3
+          extends: panel_examples[basic_with_mouse_bites_fm2]
+          framing:
+            type: frame
+            cuts: h
+        - name: tight
+          extends: panel_examples[basic]
+          layout:
+            space: 6
+          tabs:
+            type: fixed
+            width: 3
+            vcount: 2
+          framing:
+            type: tightframe
+            width: 5
+            space: 3
+        - name: holes_fid_text
+          extends: panel_examples[basic_with_mouse_bites_fm1]
+          tooling:
+            type: 3hole
+            hoffset: 2.5
+            voffset: 2.5
+            size: 1.5
+          fiducials:
+            type: 3fid
+            hoffset: 5
+            voffset: 2.5
+            coppersize: 2
+            opening: 1
+          text:
+            type: simple
+            text: Example panel
+            anchor: mt
+            voffset: 2.5
+            hjustify: center
+            vjustify: center
+        - name: holes_fid_text2
+          extends: panel_examples[holes_fid_text]
+          text2:
+            type: simple
+            text: "Created on {date}"
+            anchor: mb
+            voffset: -2.5
+            hjustify: center
+            vjustify: center
+        - name: holes_fid_text_rounded
+          extends: panel_examples[holes_fid_text]
+          framing:
+            fillet: 1
+        - name: holes_fid_text_chamfer
+          extends: panel_examples[holes_fid_text]
+          framing:
+            chamfer: 1
+        - name: holes_fid_text_minimal
+          extends: panel_examples[holes_fid_text]
+          framing:
+            type: frame
+            mintotalheight: 100
+            mintotalwidth: 100
+          text:
+            text: Example panel with minimal dimensions
+  - name: 'panel_basic'
+    comment: "Basic example"
+    type: panelize
+    output_id: _basic
+    options:
+      configs:
+        - extends: panel_examples[basic]
+
+  - name: 'panel_basic_with_mill_radius'
+    comment: "Basic example + mill radius simulation"
+    type: panelize
+    output_id: _basic_with_mill_radius
+    options:
+      configs:
+        - extends: panel_examples[basic]
+          post:
+            mill_radius: 1
+
+  - name: 'panel_basic_with_tabs'
+    comment: "Basic example + simple tabs"
+    type: panelize
+    output_id: _basic_with_tabs
+    options:
+      configs:
+        - extends: panel_examples[basic_with_tabs]
+          post:
+            mill_radius: 1
+
+  - name: 'basic_with_mouse_bites'
+    comment: "Basic example + mouse bites"
+    type: panelize
+    output_id: _basic_with_nouse_bites
+    options:
+      configs:
+        - extends: panel_examples[basic_with_mouse_bites]
+
+  - name: 'basic_with_mouse_bites_mr'
+    comment: "Basic example + mouse bites + mill radius simulation"
+    type: panelize
+    output_id: _basic_with_nouse_bites_mr
+    options:
+      configs:
+        - extends: panel_examples[basic_with_mouse_bites]
+        - extends: panel_examples[mill_radius_1]
+
+  - name: 'basic_with_mouse_bites_mrp'
+    comment: "Basic example + mouse bites + prolong + mill radius simulation"
+    type: panelize
+    output_id: _basic_with_nouse_bites_mrp
+    options:
+      configs:
+        - extends: panel_examples[basic_with_mouse_bites_prolong]
+        - extends: panel_examples[mill_radius_1]
+
+  - name: 'basic_with_mouse_bites_2v'
+    comment: "Basic example + mouse bites + prolong + 2 vert tabs + mill radius simulation"
+    type: panelize
+    output_id: _basic_with_nouse_bites_2v
+    options:
+      configs:
+        - extends: panel_examples[basic_with_mouse_bites_2v]
+        - extends: panel_examples[mill_radius_1]
+
+  - name: 'basic_with_mouse_bites_fm1'
+    comment: "Basic example + mouse bites + prolong + 2 vert tabs + frame h + mill radius simulation"
+    type: panelize
+    output_id: _basic_with_nouse_bites_fm1
+    options:
+      configs:
+        - extends: panel_examples[basic_with_mouse_bites_fm1]
+        - extends: panel_examples[mill_radius_1]
+
+  - name: 'basic_with_mouse_bites_fm2'
+    comment: "Basic example + mouse bites + prolong + 2 vert tabs + frame full + mill radius simulation"
+    type: panelize
+    output_id: _basic_with_nouse_bites_fm2
+    options:
+      configs:
+        - extends: panel_examples[basic_with_mouse_bites_fm2]
+        - extends: panel_examples[mill_radius_1]
+
+  - name: 'basic_with_mouse_bites_fm3'
+    comment: "Basic example + mouse bites + prolong + 2 vert tabs + frame full h cuts + mill radius simulation"
+    type: panelize
+    output_id: _basic_with_nouse_bites_fm3
+    options:
+      configs:
+        - extends: panel_examples[basic_with_mouse_bites_fm3]
+        - extends: panel_examples[mill_radius_1]
+
+  - name: 'tight'
+    comment: "Tight frame example"
+    type: panelize
+    output_id: _tight
+    options:
+      configs:
+        - extends: panel_examples[tight]
+        - extends: panel_examples[mill_radius_1]
+
+  - name: 'holes_fid_text'
+    comment: "With marks and text"
+    type: panelize
+    output_id: _holes_fid_text
+    options:
+      configs:
+        - extends: panel_examples[holes_fid_text]
+        - extends: panel_examples[mill_radius_1]
+
+  - name: 'holes_fid_text2'
+    comment: "With marks and two texts"
+    type: panelize
+    output_id: _holes_fid_text2
+    options:
+      configs:
+        - extends: panel_examples[holes_fid_text2]
+        - extends: panel_examples[mill_radius_1]
+
+  - name: 'holes_fid_text_rounded'
+    comment: "With marks and text, rounded"
+    type: panelize
+    output_id: _holes_fid_text_rounded
+    options:
+      configs:
+        - extends: panel_examples[holes_fid_text_rounded]
+        - extends: panel_examples[mill_radius_1]
+
+  - name: 'holes_fid_text_chamfer'
+    comment: "With marks and text, chamfer"
+    type: panelize
+    output_id: _holes_fid_text_chamfer
+    options:
+      configs:
+        - extends: panel_examples[holes_fid_text_chamfer]
+        - extends: panel_examples[mill_radius_1]
+
+  - name: 'holes_fid_text_minimal'
+    comment: "With marks and text, minimal"
+    type: panelize
+    output_id: _holes_fid_text_minimal
+    options:
+      configs:
+        - extends: panel_examples[holes_fid_text_minimal]
+        - extends: panel_examples[mill_radius_1]
+
+  - name: 'rotated_45'
+    comment: "Basic example + mouse bites + prolong + 2 vert tabs + frame full + rotated + mill radius simulation"
+    type: panelize
+    output_id: _rotated_45
+    options:
+      configs:
+        - extends: panel_examples[basic_with_mouse_bites_fm2]
+          layout:
+            rotation: 45
+        - extends: panel_examples[mill_radius_1]
+
+  - name: 'alternated'
+    comment: "Basic example + mouse bites + prolong + 2 vert tabs + frame full + alternated + mill radius simulation"
+    type: panelize
+    output_id: _alternated
+    options:
+      configs:
+        - extends: panel_examples[basic_with_mouse_bites_fm2]
+          layout:
+            alternation: cols
+        - extends: panel_examples[mill_radius_1]
+
+  - name: 'hbone'
+    comment: "Basic example + mouse bites + prolong + 2 vert tabs + frame h + h bone + mill radius simulation"
+    type: panelize
+    output_id: _hbone
+    options:
+      configs:
+        - extends: panel_examples[basic_with_mouse_bites_fm1]
+          layout:
+            hbonecut: true
+            hbackbone: 5
+        - extends: panel_examples[mill_radius_1]
+
+  - name: 'both_bones'
+    comment: "Basic example + mouse bites + prolong + 2 vert tabs + frame h + both bones + mill radius simulation"
+    type: panelize
+    output_id: _both_bones
+    options:
+      configs:
+        - extends: panel_examples[basic_with_mouse_bites_fm1]
+          layout:
+            rows: 4
+            cols: 4
+            hbackbone: 5
+            vbackbone: 5
+            hboneskip: 1
+            vboneskip: 1
+        - extends: panel_examples[mill_radius_1]
+
+  - name: 'spec_tabs'
+    comment: "Basic example + mouse bites + prolong + 2 vert tabs + frame h + indicated tabs + mill radius simulation"
+    type: panelize
+    output_id: _spec_tabs
+    options:
+      configs:
+        - extends: panel_examples[basic_with_mouse_bites_fm1]
+          layout:
+            space: 5
+          tabs:
+            type: annotation
+        - extends: panel_examples[mill_radius_1]
+
+  - name: 'spec_tabs_bones'
+    comment: "Basic example + mouse bites + prolong + 2 vert tabs + frame h + indicated tabs + bones + mill radius simulation"
+    type: panelize
+    output_id: _spec_tabs_bones
+    options:
+      configs:
+        - extends: spec_tabs[1]
+          layout:
+            space: 2
+            hbackbone: 3
+            vbackbone: 3
+        - extends: panel_examples[mill_radius_1]
+
+  - name: 'copperfill_solid_1'
+    comment: "Basic example + mouse bites + prolong + 2 vert tabs + frame h + copperfill solid + mill radius simulation"
+    type: panelize
+    output_id: _copperfill_solid_1
+    options:
+      configs:
+        - extends: panel_examples[basic_with_mouse_bites_fm1]
+          copperfill:
+            type: solid
+        - extends: panel_examples[mill_radius_1]
+
+  - name: 'copperfill_solid_2'
+    comment: "Copperfill and V-Cuts"
+    type: panelize
+    output_id: _copperfill_solid_2
+    options:
+      configs:
+        - extends: panel_examples[vcuts_railstb]
+          copperfill:
+            type: solid
+          cuts:
+            clearance: 1.5
+        - extends: panel_examples[mill_radius_1]
+
+  - name: 'copperfill_hatched'
+    comment: "Basic example + mouse bites + prolong + 2 vert tabs + frame h + copperfill hatched + mill radius simulation"
+    type: panelize
+    output_id: _copperfill_hatched
+    options:
+      configs:
+        - extends: panel_examples[basic_with_mouse_bites_fm1]
+          copperfill:
+            type: hatched
+            clearance: 2
+            spacing: 0.5
+            width: 0.5
+        - extends: panel_examples[mill_radius_1]
diff --git a/tests/yaml_samples/panelize_check_defaults.kibot.yaml b/tests/yaml_samples/panelize_check_defaults.kibot.yaml
new file mode 100644
index 00000000..5efd7e4d
--- /dev/null
+++ b/tests/yaml_samples/panelize_check_defaults.kibot.yaml
@@ -0,0 +1,17 @@
+# Example KiBot config file for a basic panel
+kibot:
+  version: 1
+
+outputs:
+  - name: 'panel'
+    comment: "Create a 4x4 complex panel"
+    type: panelize
+    options:
+      title: '+ (Panel)'
+      default_units: mm
+      configs:
+        - layout:
+            rows: 2
+            cols: 2
+          page:
+            anchor: c