diff --git a/Writerside/topics/charts.md b/Writerside/topics/charts.md
index 0299ee6e..66c2caa7 100644
--- a/Writerside/topics/charts.md
+++ b/Writerside/topics/charts.md
@@ -58,6 +58,7 @@ Examples:
 - [Ribbon geometry](%nb-ribbon%)
 - [How to draw curve fast](%nb-algebraic_curve%)
 - [`stroke` aesthetic](%nb-aes_stroke%)
+- [Configuring nudge units in position adjustments](%nb-position_nudge_unit%)
 
 
 ## Discrete
diff --git a/Writerside/topics/presentation_options.md b/Writerside/topics/presentation_options.md
index 74eeed33..17eb4dca 100644
--- a/Writerside/topics/presentation_options.md
+++ b/Writerside/topics/presentation_options.md
@@ -16,14 +16,10 @@
 
 - [Themes overview](%nb-themes%)
 - [Default theme](%nb-default_theme%)
-- [Applying common theme to a plot group](%nb-gggrid_theme%)
-- [Plot margins](%nb-theme_plot_margin%)
-- [Option to show/hide plot messages](%nb-theme_plot_message%)
 - [Justification for text elements](%nb-hjust_vjust%)
 - [Margins](%nb-margins%)
 - [`margin` parameter of `elementText()`](%nb-text_margins%)
 - [Panel border](%nb-panel_border%)
-- [Tooltip properties in `theme()`](%nb-tooltips_theme%)
 - [Plot title, subtitle and caption](%nb-title_subtitle_caption%)
 - [Theme colors for geometries](%nb-geom_theme_colors%)
 - [Customize legend appearance](%nb-legend_theme%)
@@ -52,8 +48,8 @@
 ### Predefined Themes Examples
 
 - [Default theme](%nb-default_theme%)
+- [Themes overview](%nb-themes%)
 - [Theme flavors](%nb-theme_flavors%)
-- [Applying common theme to a plot group](%nb-gggrid_theme%)
 - [Margins](%nb-margins%)
 - [`margin` parameter of `elementText()`](%nb-text_margins%)
 - [Theme colors for geometries](%nb-geom_theme_colors%)
@@ -75,6 +71,6 @@
 ### Flavors Examples
 
 - [Theme flavors](%nb-theme_flavors%)
-- [Applying common theme to a plot group](%nb-gggrid_theme%)
+- [Themes overview](%nb-themes%)
 - [Theme colors for geometries](%nb-geom_theme_colors%)
 - [Annotation labels on pie-chart](%nb-annotations_for_pie%)
\ No newline at end of file
diff --git a/Writerside/topics/tooltips.md b/Writerside/topics/tooltips.md
index fd372917..3ea70d72 100644
--- a/Writerside/topics/tooltips.md
+++ b/Writerside/topics/tooltips.md
@@ -12,4 +12,4 @@ See also the [formatting reference](formats.md) to learn how to format numeric a
 
 - [Tooltip title](%nb-tooltip_title%)
 - [Tooltip customization](%nb-tooltip_config%)
-- [Tooltip properties in `theme()`](%nb-tooltips_theme%)
\ No newline at end of file
+- [Tooltip properties in `theme()`](%nb-themes%)
\ No newline at end of file
diff --git a/Writerside/v.list b/Writerside/v.list
index d97bfe2d..436b886f 100644
--- a/Writerside/v.list
+++ b/Writerside/v.list
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <!DOCTYPE vars SYSTEM "https://resources.jetbrains.com/writerside/1.0/vars.dtd">
 <vars>
-    <var name="version" value="4.9.3"/>
+    <var name="version" value="4.9.4"/>
     <var name="current_year" value="2025"/>
     <var name="web_root" value="https://lets-plot.org"/>
 
@@ -84,7 +84,6 @@
     <var name="nb-geom_ydotplot" value="%nbviewer_cookbook%/geom_ydotplot.ipynb"/>
     <var name="nb-ggbunch" value="%nbviewer_cookbook%/ggbunch.ipynb"/>
     <var name="nb-gggrid_scale_share" value="%nbviewer_cookbook%/gggrid_scale_share.ipynb"/>
-    <var name="nb-gggrid_theme" value="%nbviewer_cookbook%/gggrid_theme.ipynb"/>
     <var name="nb-graph_edges" value="%nbviewer_cookbook%/graph_edges.ipynb"/>
     <var name="nb-hjust_vjust" value="%nbviewer_cookbook%/hjust_vjust.ipynb"/>
     <var name="nb-horizontal_error_bars" value="%nbviewer_cookbook%/horizontal_error_bars.ipynb"/>
@@ -108,6 +107,7 @@
     <var name="nb-panel_border" value="%nbviewer_cookbook%/panel_border.ipynb"/>
     <var name="nb-param_width_unit" value="%nbviewer_cookbook%/param_width_unit.ipynb"/>
     <var name="nb-plot_grid" value="%nbviewer_cookbook%/plot_grid.ipynb"/>
+    <var name="nb-position_nudge_unit" value="%nbviewer_cookbook%/position_nudge_unit.ipynb"/>
     <var name="nb-position_stack" value="%nbviewer_cookbook%/position_stack.ipynb"/>
     <var name="nb-projection_provided" value="%nbviewer_cookbook%/projection_provided.ipynb"/>
     <var name="nb-qq_plots" value="%nbviewer_cookbook%/qq_plots.ipynb"/>
@@ -132,13 +132,10 @@
     <var name="nb-text_geoms" value="https://datalore.jetbrains.com/report/static/HZqq77cegYd.E7get_WnChZ/Lb69ZPTQWq3XbupPxnQ4Rh"/>
     <var name="nb-text_margins" value="%nbviewer_cookbook%/text_margins.ipynb"/>
     <var name="nb-theme_flavors" value="%nbviewer_cookbook%/theme_flavors.ipynb"/>
-    <var name="nb-theme_plot_margin" value="%nbviewer_cookbook%/theme_plot_margin.ipynb"/>
-    <var name="nb-theme_plot_message" value="%nbviewer_cookbook%/theme_plot_message.ipynb"/>
-    <var name="nb-themes" value="%nbviewer_cookbook%/themes.ipynb"/>
+    <var name="nb-themes" value="https://datalore.jetbrains.com/report/static/HZqq77cegYd.E7get_WnChZ/rjq52BpjPak2geihq3ol1h"/>
     <var name="nb-title_subtitle_caption" value="%nbviewer_cookbook%/title_subtitle_caption.ipynb"/>
     <var name="nb-tooltip_config" value="%nbviewer_cookbook%/tooltip_config.ipynb"/>
     <var name="nb-tooltip_title" value="%nbviewer_cookbook%/tooltip_title.ipynb"/>
-    <var name="nb-tooltips_theme" value="%nbviewer_cookbook%/tooltips_theme.ipynb"/>
     <var name="nb-waterfall_plot" value="%nbviewer_cookbook%/waterfall_plot.ipynb"/>
     <var name="nb-y_orientation" value="%nbviewer_cookbook%/y_orientation.ipynb"/>
 </vars>
\ No newline at end of file
diff --git a/build.gradle.kts b/build.gradle.kts
index ef214faf..9bc9ae5e 100644
--- a/build.gradle.kts
+++ b/build.gradle.kts
@@ -33,7 +33,7 @@ if (project.file("local.properties").exists()) {
 allprojects {
     group = "org.jetbrains.lets-plot"
     version = when (name) {
-        "dokka" -> "4.9.3"
+        "dokka" -> "4.9.4"
         else -> "4.9.4-SNAPSHOT"
 //        else -> "0.0.0-SNAPSHOT"  // for local publishing only
     }
diff --git a/docs/dokka/source/packages.md b/docs/dokka/source/packages.md
index 6e9e9a2a..e1095bdb 100644
--- a/docs/dokka/source/packages.md
+++ b/docs/dokka/source/packages.md
@@ -174,7 +174,7 @@ See [tooltips.html](https://lets-plot.org/kotlin/tooltips.html).
 
 - [tooltip_title.ipynb](https://nbviewer.org/github/JetBrains/lets-plot-docs/blob/master/source/kotlin_examples/cookbook/tooltip_title.ipynb)
 
-- [tooltips_theme.ipynb](https://nbviewer.org/github/JetBrains/lets-plot-docs/blob/master/source/kotlin_examples/cookbook/tooltips_theme.ipynb)
+- [themes.ipynb](https://datalore.jetbrains.com/report/static/HZqq77cegYd.E7get_WnChZ/rjq52BpjPak2geihq3ol1h#Tooltips)
 
 # Package org.jetbrains.letsPlot.annotations
 
diff --git a/docs/examples/jupyter-notebooks/f-4.10.0/position_nudge_unit.ipynb b/docs/examples/jupyter-notebooks/f-4.10.0/position_nudge_unit.ipynb
index 3528e77c..52745c44 100644
--- a/docs/examples/jupyter-notebooks/f-4.10.0/position_nudge_unit.ipynb
+++ b/docs/examples/jupyter-notebooks/f-4.10.0/position_nudge_unit.ipynb
@@ -7,14 +7,14 @@
    "source": [
     "# Configuring Nudge Units in Position Adjustments\n",
     "\n",
-    "The position adjustment `position_nudge()` now supports the `unit` parameter that specifies the measurement system for nudge offsets.  <br/>\n",
-    "Equivalent parameter is also available as `nudge_unit` in `geom_text()` and `geom_label()` directly. \n",
+    "The position adjustment `positionNudge()` now supports the `unit` parameter that specifies the measurement system for nudge offsets.  <br/>\n",
+    "Equivalent parameter is also available as `nudgeUnit` in `geomText()` and `geomLabel()` directly. \n",
     "\n",
     "Available Units:\n",
     "\n",
-    "- `'identity'` (default): nudge in data coordinates - a value of 1 corresponds to the distance from 0 to 1 on the axis\n",
-    "- `'size'`: nudge relative to point size - a value of 1 corresponds to the diameter of a point with size 1\n",
-    "- `'px'`: nudge in fixed pixels - a value of 1 corresponds to 1 pixel"
+    "- `\"identity\"` (default): nudge in data coordinates - a value of 1 corresponds to the distance from 0 to 1 on the axis\n",
+    "- `\"size\"`: nudge relative to point size - a value of 1 corresponds to the diameter of a point with size 1\n",
+    "- `\"px\"`: nudge in fixed pixels - a value of 1 corresponds to 1 pixel"
    ]
   },
   {
@@ -26,7 +26,7 @@
     {
      "data": {
       "text/html": [
-       "   <div id=\"4DSxKL\"></div>\n",
+       "   <div id=\"JnN9cv\"></div>\n",
        "   <script type=\"text/javascript\" data-lets-plot-script=\"library\">\n",
        "       if(!window.letsPlotCallQueue) {\n",
        "           window.letsPlotCallQueue = [];\n",
@@ -37,7 +37,7 @@
        "       (function() {\n",
        "           var script = document.createElement(\"script\");\n",
        "           script.type = \"text/javascript\";\n",
-       "           script.src = \"https://cdn.jsdelivr.net/gh/JetBrains/lets-plot@v4.6.0/js-package/distr/lets-plot.min.js\";\n",
+       "           script.src = \"https://cdn.jsdelivr.net/gh/JetBrains/lets-plot@v4.6.1/js-package/distr/lets-plot.min.js\";\n",
        "           script.onload = function() {\n",
        "               window.letsPlotCall = function(f) {f();};\n",
        "               window.letsPlotCallQueue.forEach(function(f) {f();});\n",
@@ -51,9 +51,9 @@
        "               var div = document.createElement(\"div\");\n",
        "               div.style.color = 'darkred';\n",
        "               div.textContent = 'Error loading Lets-Plot JS';\n",
-       "               document.getElementById(\"4DSxKL\").appendChild(div);\n",
+       "               document.getElementById(\"JnN9cv\").appendChild(div);\n",
        "           };\n",
-       "           var e = document.getElementById(\"4DSxKL\");\n",
+       "           var e = document.getElementById(\"JnN9cv\");\n",
        "           e.appendChild(script);\n",
        "       })();\n",
        "   </script>"
@@ -77,7 +77,7 @@
     {
      "data": {
       "text/plain": [
-       "Lets-Plot Kotlin API v.hehe. Frontend: Notebook with dynamically loaded JS. Lets-Plot JS v.4.6.0."
+       "Lets-Plot Kotlin API v.4.6.1. Frontend: Notebook with dynamically loaded JS. Lets-Plot JS v.4.6.1."
       ]
      },
      "execution_count": 2,
@@ -106,7 +106,7 @@
     {
      "data": {
       "text/html": [
-       "   <div id=\"mynfho\"></div>\n",
+       "   <div id=\"0l8qfx\"></div>\n",
        "   <script type=\"text/javascript\" data-lets-plot-script=\"plot\">\n",
        "   \n",
        "   (function() {\n",
@@ -131,7 +131,7 @@
        "       };\n",
        "   }\n",
        "   \n",
-       "   const containerDiv = document.getElementById(\"mynfho\");\n",
+       "   const containerDiv = document.getElementById(\"0l8qfx\");\n",
        "   let fig = null;\n",
        "   \n",
        "   function renderPlot() {\n",
@@ -221,8 +221,8 @@
    ],
    "source": [
     "letsPlot() + \n",
-    "    geomPoint(x=0, y=0, size=10, color=\"#DA8459\") + \n",
-    "    geomText(x=0, y=0, label=\"text without nudge\") + \n",
+    "    geomPoint(x = 0, y = 0, size = 10, color = \"#DA8459\") + \n",
+    "    geomText(x = 0, y = 0, label = \"text without nudge\") + \n",
     "    ggsize(400, 300)"
    ]
   },
@@ -232,9 +232,10 @@
    "metadata": {},
    "source": [
     "#### 2. Unit Comparison: Pixel, Size, and Identity\n",
-    "The `'size'` unit enables precise positioning relative to point dimensions.\n",
     "\n",
-    "In this example, the point has `size=30` and text is positioned at half that distance (`nudge_y=15`). When combined with `vjust/hjust`, this allows for placing text at specific locations relative to the point boundary."
+    "The `\"size\"` unit enables precise positioning relative to point dimensions.\n",
+    "\n",
+    "In this example, the point has `size = 30` and text is positioned at half that distance (`nudgeY = 15`). When combined with `vjust`/`hjust`, this allows for placing text at specific locations relative to the point boundary."
    ]
   },
   {
@@ -246,7 +247,7 @@
     {
      "data": {
       "text/html": [
-       "   <div id=\"nuSyBd\"></div>\n",
+       "   <div id=\"PB9UUu\"></div>\n",
        "   <script type=\"text/javascript\" data-lets-plot-script=\"plot\">\n",
        "   \n",
        "   (function() {\n",
@@ -271,7 +272,7 @@
        "       };\n",
        "   }\n",
        "   \n",
-       "   const containerDiv = document.getElementById(\"nuSyBd\");\n",
+       "   const containerDiv = document.getElementById(\"PB9UUu\");\n",
        "   let fig = null;\n",
        "   \n",
        "   function renderPlot() {\n",
@@ -450,17 +451,17 @@
     }
    ],
    "source": [
-    "letsPlot() + \n",
-    "    xlim(-1 to 4) + \n",
-    "    geomPoint(x=0, y=1, size=5, color=\"#B9534C\") + \n",
-    "    geomText(x=0, y=1, label=\"identity 0.2\", nudgeY=0.2) + \n",
-    "    geomPoint(x=1, y=1, size=5, color=\"#DA8459\") + \n",
-    "    geomText(x=1, y=1, label=\"px 40\", nudgeY=40, nudgeUnit=\"px\") + \n",
-    "    geomPoint(x=2, y=1, size=30, color=\"#EEAB65\") + \n",
-    "    geomText(x=2, y=1, label=\"size 15\", nudgeY=15, nudgeUnit=\"size\") + \n",
-    "    geomPoint(x=3, y=1, size=30, color=\"#F6C971\") + \n",
-    "    geomText(x=3, y=1, label=\"size 15 vjust 0\", nudgeY=15, vjust=0, nudgeUnit=\"size\") + \n",
-    "    geomText(x=3, y=1, label=\"size -15 vjust 1\", nudgeY=-15, vjust=1, nudgeUnit=\"size\")"
+    "letsPlot() +\n",
+    "    xlim(-1 to 4) +\n",
+    "    geomPoint(x = 0, y = 1, size = 5, color = \"#B9534C\") +\n",
+    "    geomText(x = 0, y = 1, label = \"identity 0.2\", nudgeY = 0.2) +\n",
+    "    geomPoint(x = 1, y = 1, size = 5, color = \"#DA8459\") +\n",
+    "    geomText(x = 1, y = 1, label = \"px 40\", nudgeY = 40, nudgeUnit = \"px\") +\n",
+    "    geomPoint(x = 2, y = 1, size = 30, color = \"#EEAB65\") +\n",
+    "    geomText(x = 2, y = 1, label = \"size 15\", nudgeY = 15, nudgeUnit = \"size\") +\n",
+    "    geomPoint(x = 3, y = 1, size = 30, color = \"#F6C971\") +\n",
+    "    geomText(x = 3, y = 1, label = \"size 15 vjust 0\", nudgeY = 15, vjust = 0, nudgeUnit = \"size\") +\n",
+    "    geomText(x = 3, y = 1, label = \"size -15 vjust 1\", nudgeY = -15, vjust = 1, nudgeUnit = \"size\")"
    ]
   },
   {
@@ -468,7 +469,7 @@
    "id": "b8f317a8-5aec-4ba7-8646-cbad83c13742",
    "metadata": {},
    "source": [
-    "#### 3. Parameter `unit` in `position_nudge()`"
+    "#### 3. Parameter `unit` in `positionNudge()`"
    ]
   },
   {
@@ -480,7 +481,7 @@
     {
      "data": {
       "text/html": [
-       "   <div id=\"UXksSH\"></div>\n",
+       "   <div id=\"qBUfgi\"></div>\n",
        "   <script type=\"text/javascript\" data-lets-plot-script=\"plot\">\n",
        "   \n",
        "   (function() {\n",
@@ -505,7 +506,7 @@
        "       };\n",
        "   }\n",
        "   \n",
-       "   const containerDiv = document.getElementById(\"UXksSH\");\n",
+       "   const containerDiv = document.getElementById(\"qBUfgi\");\n",
        "   let fig = null;\n",
        "   \n",
        "   function renderPlot() {\n",
@@ -613,9 +614,9 @@
    ],
    "source": [
     "letsPlot() + \n",
-    "    geomPoint(x=0, y=0, size=50, color=\"#DA8459\") + \n",
-    "    geomPoint(x=0, y=0, size=20, color=\"blue\", position=positionNudge(0, 25, \"size\")) + \n",
-    "    geomText(x=0, y=0, label=\"position_nudge size 25\", position=positionNudge(50, 25, \"size\"))"
+    "    geomPoint(x = 0, y = 0, size = 50, color = \"#DA8459\") + \n",
+    "    geomPoint(x = 0, y = 0, size = 20, color = \"blue\", position = positionNudge(0, 25, \"size\")) + \n",
+    "    geomText(x = 0, y = 0, label = \"position_nudge size 25\", position = positionNudge(50, 25, \"size\"))"
    ]
   }
  ],
diff --git a/plot-api/src/commonMain/kotlin/org/jetbrains/letsPlot/themes/theme.kt b/plot-api/src/commonMain/kotlin/org/jetbrains/letsPlot/themes/theme.kt
index 988bade8..98ee55c2 100644
--- a/plot-api/src/commonMain/kotlin/org/jetbrains/letsPlot/themes/theme.kt
+++ b/plot-api/src/commonMain/kotlin/org/jetbrains/letsPlot/themes/theme.kt
@@ -24,19 +24,12 @@ import org.jetbrains.letsPlot.intern.filterNonNullValues
  *
  * ## Examples
  *
- * - [themes.ipynb](https://nbviewer.org/github/JetBrains/lets-plot-docs/blob/master/source/kotlin_examples/cookbook/themes.ipynb)
+ * - [themes.ipynb](https://datalore.jetbrains.com/report/static/HZqq77cegYd.E7get_WnChZ/rjq52BpjPak2geihq3ol1h)
  *
  * - [legend.ipynb](https://nbviewer.org/github/JetBrains/lets-plot-docs/blob/master/source/kotlin_examples/cookbook/legend.ipynb)
  *
- * - [theme_label_text.ipynb](https://nbviewer.org/github/JetBrains/lets-plot-docs/blob/master/source/kotlin_examples/cookbook/theme_label_text.ipynb)
- *
  * - [superscript_exponent.ipynb](https://nbviewer.org/github/JetBrains/lets-plot-docs/blob/master/source/kotlin_examples/cookbook/superscript_exponent.ipynb)
  *
- * - [theme_panel_inset.ipynb](https://nbviewer.org/github/JetBrains/lets-plot-docs/blob/master/source/kotlin_examples/cookbook/theme_panel_inset.ipynb)
- *
- * - [theme_plot_inset.ipynb](https://nbviewer.org/github/JetBrains/lets-plot-docs/blob/master/source/kotlin_examples/cookbook/theme_plot_inset.ipynb)
- *
- *
  * @param exponentFormat default="e" ("e", "pow", "pow_full").
  *  Controls the appearance of numbers formatted with "e" or "g" types.
  *
@@ -478,7 +471,7 @@ class theme(
  *
  * ## Examples
  *
- * - [themes.ipynb](https://nbviewer.org/github/JetBrains/lets-plot-docs/blob/master/source/kotlin_examples/cookbook/themes.ipynb)
+ * - [themes.ipynb](https://datalore.jetbrains.com/report/static/HZqq77cegYd.E7get_WnChZ/rjq52BpjPak2geihq3ol1h)
  */
 fun elementBlank() = mapOf(Option.Theme.Elem.BLANK to true)
 
@@ -489,9 +482,7 @@ fun elementBlank() = mapOf(Option.Theme.Elem.BLANK to true)
  *
  * ## Examples
  *
- * - [themes.ipynb](https://nbviewer.org/github/JetBrains/lets-plot-docs/blob/master/source/kotlin_examples/cookbook/themes.ipynb)
- *
- * - [theme_linetype.ipynb](https://nbviewer.org/github/JetBrains/lets-plot-docs/blob/master/source/kotlin_examples/cookbook/theme_linetype.ipynb)
+ * - [themes.ipynb](https://datalore.jetbrains.com/report/static/HZqq77cegYd.E7get_WnChZ/rjq52BpjPak2geihq3ol1h)
  *
  * @param fill Fill color. Accepts color core as string (HEX or rgb) or Color object.
  * @param color Border color. Accepts color core as string (HEX or rgb) or Color object.
@@ -523,9 +514,7 @@ fun elementRect(
  *
  * ## Examples
  *
- * - [themes.ipynb](https://nbviewer.org/github/JetBrains/lets-plot-docs/blob/master/source/kotlin_examples/cookbook/themes.ipynb)
- *
- * - [theme_linetype.ipynb](https://nbviewer.org/github/JetBrains/lets-plot-docs/blob/master/source/kotlin_examples/cookbook/theme_linetype.ipynb)
+ * - [themes.ipynb](https://datalore.jetbrains.com/report/static/HZqq77cegYd.E7get_WnChZ/rjq52BpjPak2geihq3ol1h)
  *
  * @param color Line color. Accepts color core as string (HEX or rgb) or Color object.
  * @param size Line width.
@@ -554,7 +543,7 @@ fun elementLine(
  *
  * ## Examples
  *
- * - [themes.ipynb](https://nbviewer.org/github/JetBrains/lets-plot-docs/blob/master/source/kotlin_examples/cookbook/themes.ipynb)
+ * - [themes.ipynb](https://datalore.jetbrains.com/report/static/HZqq77cegYd.E7get_WnChZ/rjq52BpjPak2geihq3ol1h)
  *
  * - [axis_text_angle.ipynb](https://nbviewer.org/github/JetBrains/lets-plot-docs/blob/master/source/kotlin_examples/cookbook/axis_text_angle.ipynb)
  *
@@ -613,6 +602,8 @@ fun elementText(
  *
  * ## Examples
  *
+ * - [themes.ipynb](https://datalore.jetbrains.com/report/static/HZqq77cegYd.E7get_WnChZ/rjq52BpjPak2geihq3ol1h)
+ *
  * - [markdown.ipynb](https://nbviewer.org/github/JetBrains/lets-plot-docs/blob/master/source/kotlin_examples/cookbook/markdown.ipynb)
  *
  * @param color Text color. Accepts color core as string (HEX or rgb) or Color object.