diff --git a/build.gradle.kts b/build.gradle.kts
index 3d1779e7..0888408f 100644
--- a/build.gradle.kts
+++ b/build.gradle.kts
@@ -6,11 +6,11 @@ plugins {
 //    id("org.jetbrains.kotlinx.kover") version "0.5.0"
 }
 
-val dataforgeVersion by extra("0.7.1")
+val dataforgeVersion by extra("0.8.0")
 
 allprojects {
     group = "space.kscience"
-    version = "0.4.0-dev-1"
+    version = "0.4.0-dev-2"
 }
 
 subprojects {
diff --git a/demo/gdml/build.gradle.kts b/demo/gdml/build.gradle.kts
index 03093d23..48a3298e 100644
--- a/demo/gdml/build.gradle.kts
+++ b/demo/gdml/build.gradle.kts
@@ -38,30 +38,6 @@ kotlin {
     explicitApi = null
 }
 
-//kotlin {
-//
-//    sourceSets {
-//        commonMain {
-//            dependencies {
-//                implementation(project(":visionforge-solid"))
-//                implementation(project(":visionforge-gdml"))
-//            }
-//        }
-//        jvmMain {
-//            dependencies {
-////                implementation(project(":visionforge-fx"))
-//                implementation("ch.qos.logback:logback-classic:1.2.11")
-//            }
-//        }
-//        jsMain {
-//            dependencies {
-//                implementation(project(":ui:ring"))
-//                implementation(project(":visionforge-threejs"))
-//                implementation(npm("react-file-drop", "3.0.6"))
-//            }
-//        }
-//    }
-//}
 
 //val convertGdmlToJson by tasks.creating(JavaExec::class) {
 //    group = "application"
diff --git a/demo/gdml/src/jsMain/kotlin/space/kscience/visionforge/gdml/demo/GDMLAppComponent.kt b/demo/gdml/src/jsMain/kotlin/space/kscience/visionforge/gdml/demo/GDMLAppComponent.kt
index c3016145..56c408e6 100644
--- a/demo/gdml/src/jsMain/kotlin/space/kscience/visionforge/gdml/demo/GDMLAppComponent.kt
+++ b/demo/gdml/src/jsMain/kotlin/space/kscience/visionforge/gdml/demo/GDMLAppComponent.kt
@@ -9,6 +9,7 @@ import org.jetbrains.compose.web.dom.Text
 import org.w3c.files.File
 import org.w3c.files.FileReader
 import org.w3c.files.get
+import space.kscience.dataforge.context.Context
 import space.kscience.dataforge.names.Name
 import space.kscience.gdml.Gdml
 import space.kscience.gdml.decodeFromString
@@ -17,17 +18,18 @@ import space.kscience.visionforge.gdml.markLayers
 import space.kscience.visionforge.gdml.toVision
 import space.kscience.visionforge.setAsRoot
 import space.kscience.visionforge.solid.Solid
-import space.kscience.visionforge.solid.Solids
 import space.kscience.visionforge.solid.ambientLight
 import space.kscience.visionforge.solid.invoke
 import space.kscience.visionforge.solid.three.compose.ThreeView
+import space.kscience.visionforge.visionManager
 
 
 @Composable
-fun GDMLApp(solids: Solids, initialVision: Solid?, selected: Name? = null) {
+fun GDMLApp(context: Context, initialVision: Solid?, selected: Name? = null) {
     var vision: Solid? by remember { mutableStateOf(initialVision) }
 
     fun readFileAsync(file: File) {
+        val visionManager = context.visionManager
         FileReader().apply {
             onload = {
                 val data = result as String
@@ -36,7 +38,7 @@ fun GDMLApp(solids: Solids, initialVision: Solid?, selected: Name? = null) {
                     name.endsWith(".gdml") || name.endsWith(".xml") -> {
                         val gdml = Gdml.decodeFromString(data)
                         gdml.toVision().apply {
-                            setAsRoot(solids.visionManager)
+                            setAsRoot(visionManager)
                             console.info("Marking layers for file $name")
                             markLayers()
                             ambientLight {
@@ -45,7 +47,7 @@ fun GDMLApp(solids: Solids, initialVision: Solid?, selected: Name? = null) {
                         }
                     }
 
-                    name.endsWith(".json") -> solids.visionManager.decodeFromString(data)
+                    name.endsWith(".json") -> visionManager.decodeFromString(data)
                     else -> {
                         window.alert("File extension is not recognized: $name")
                         error("File extension is not recognized: $name")
@@ -64,7 +66,7 @@ fun GDMLApp(solids: Solids, initialVision: Solid?, selected: Name? = null) {
             width(100.vw)
         }
     }) {
-        ThreeView(solids, vision, selected) {
+        ThreeView(context, vision, selected) {
             Tab("Load") {
                 P {
                     Text("Drag and drop .gdml or .json VisionForge files here")
diff --git a/demo/gdml/src/jsMain/kotlin/space/kscience/visionforge/gdml/demo/GdmlJsDemoApp.kt b/demo/gdml/src/jsMain/kotlin/space/kscience/visionforge/gdml/demo/GdmlJsDemoApp.kt
index 350c9de9..e60f1dec 100644
--- a/demo/gdml/src/jsMain/kotlin/space/kscience/visionforge/gdml/demo/GdmlJsDemoApp.kt
+++ b/demo/gdml/src/jsMain/kotlin/space/kscience/visionforge/gdml/demo/GdmlJsDemoApp.kt
@@ -5,13 +5,11 @@ import org.jetbrains.compose.web.dom.Style
 import org.jetbrains.compose.web.renderComposable
 import org.w3c.dom.Document
 import space.kscience.dataforge.context.Context
-import space.kscience.dataforge.context.request
 import space.kscience.gdml.GdmlShowCase
 import space.kscience.visionforge.Application
 import space.kscience.visionforge.Colors
 import space.kscience.visionforge.compose.TreeStyles
 import space.kscience.visionforge.gdml.toVision
-import space.kscience.visionforge.solid.Solids
 import space.kscience.visionforge.solid.ambientLight
 import space.kscience.visionforge.solid.invoke
 import space.kscience.visionforge.solid.three.ThreePlugin
@@ -20,10 +18,11 @@ import space.kscience.visionforge.startApplication
 
 private class GDMLDemoApp : Application {
 
+    val context = Context("gdml-demo") {
+        plugin(ThreePlugin)
+    }
+
     override fun start(document: Document, state: Map<String, Any>) {
-        val context = Context("gdml-demo") {
-            plugin(ThreePlugin)
-        }
 
         val element = document.getElementById("application") ?: error("Element with id 'application' not found on page")
 
@@ -52,7 +51,7 @@ private class GDMLDemoApp : Application {
                     alignItems(AlignItems.Stretch)
                 }
             }
-            GDMLApp(context.request(Solids), vision)
+            GDMLApp(context, vision)
         }
     }
 }
diff --git a/demo/js-playground/build.gradle.kts b/demo/js-playground/build.gradle.kts
index e1b39c62..86067e7a 100644
--- a/demo/js-playground/build.gradle.kts
+++ b/demo/js-playground/build.gradle.kts
@@ -1,5 +1,6 @@
 plugins {
     id("space.kscience.gradle.mpp")
+    alias(spclibs.plugins.compose)
 }
 
 kscience {
@@ -11,12 +12,20 @@ kotlin {
     js {
         browser {
             binaries.executable()
+            commonWebpackConfig{
+                cssSupport{
+                    enabled = true
+                }
+                scssSupport{
+                    enabled = true
+                }
+                sourceMaps = true
+            }
         }
     }
 }
 
 kscience {
-
     dependencies {
         implementation(projects.visionforge.visionforgeGdml)
         implementation(projects.visionforge.visionforgePlotly)
diff --git a/demo/js-playground/src/jsMain/kotlin/JsPlaygroundApp.kt b/demo/js-playground/src/jsMain/kotlin/JsPlaygroundApp.kt
index 3e53e866..8516736c 100644
--- a/demo/js-playground/src/jsMain/kotlin/JsPlaygroundApp.kt
+++ b/demo/js-playground/src/jsMain/kotlin/JsPlaygroundApp.kt
@@ -3,13 +3,13 @@ import org.jetbrains.compose.web.dom.Div
 import org.jetbrains.compose.web.renderComposable
 import org.w3c.dom.Document
 import space.kscience.dataforge.context.Context
-import space.kscience.dataforge.context.request
 import space.kscience.plotly.models.Trace
 import space.kscience.plotly.scatter
 import space.kscience.visionforge.Application
 import space.kscience.visionforge.Colors
-import space.kscience.visionforge.JsVisionClient
 import space.kscience.visionforge.compose.Tabs
+import space.kscience.visionforge.compose.TreeStyles
+import space.kscience.visionforge.markup.MarkupPlugin
 import space.kscience.visionforge.plotly.PlotlyPlugin
 import space.kscience.visionforge.solid.*
 import space.kscience.visionforge.solid.three.ThreePlugin
@@ -26,19 +26,21 @@ fun Trace.appendXYLatest(x: Number, y: Number, history: Int = 400, xErr: Number?
 
 private class JsPlaygroundApp : Application {
 
+    val playgroundContext = Context {
+        plugin(ThreePlugin)
+        plugin(PlotlyPlugin)
+        plugin(MarkupPlugin)
+    }
+
     override fun start(document: Document, state: Map<String, Any>) {
 
-        val playgroundContext = Context {
-            plugin(ThreePlugin)
-            plugin(PlotlyPlugin)
-        }
-
-        val solids = playgroundContext.request(Solids)
-        val client = playgroundContext.request(JsVisionClient)
+//        val solids = playgroundContext.request(Solids)
+//        val client = playgroundContext.request(JsVisionClient)
 
         val element = document.getElementById("playground") ?: error("Element with id 'playground' not found on page")
 
         renderComposable(element) {
+            Style(TreeStyles)
             Div({
                 style {
                     padding(0.pt)
@@ -49,7 +51,7 @@ private class JsPlaygroundApp : Application {
             }) {
                 Tabs("gravity") {
                     Tab("gravity") {
-                        GravityDemo(solids, client)
+                        GravityDemo(playgroundContext)
                     }
 
 //                    Tab("D0") {
@@ -66,7 +68,7 @@ private class JsPlaygroundApp : Application {
                                 height(100.vh - 50.pt)
                             }
                         }) {
-                            ThreeView(solids, SolidGroup {
+                            ThreeView(playgroundContext, SolidGroup {
                                 ambientLight {
                                     color(Colors.white)
                                 }
@@ -85,7 +87,7 @@ private class JsPlaygroundApp : Application {
                         }
                     }
                     Tab("plotly") {
-                        Plot(client) {
+                        Plot(playgroundContext) {
                             scatter {
                                 x(1, 2, 3)
                                 y(5, 8, 7)
diff --git a/demo/js-playground/src/jsMain/kotlin/gravityDemo.kt b/demo/js-playground/src/jsMain/kotlin/gravityDemo.kt
index 8e041513..5cff2864 100644
--- a/demo/js-playground/src/jsMain/kotlin/gravityDemo.kt
+++ b/demo/js-playground/src/jsMain/kotlin/gravityDemo.kt
@@ -1,19 +1,20 @@
 import androidx.compose.runtime.Composable
 import androidx.compose.runtime.LaunchedEffect
 import androidx.compose.runtime.remember
+import app.softwork.bootstrapcompose.Column
+import app.softwork.bootstrapcompose.Row
 import kotlinx.coroutines.delay
 import kotlinx.coroutines.isActive
 import org.jetbrains.compose.web.css.*
 import org.jetbrains.compose.web.dom.AttrBuilderContext
 import org.jetbrains.compose.web.dom.Div
 import org.w3c.dom.HTMLDivElement
+import space.kscience.dataforge.context.Context
 import space.kscience.dataforge.meta.Meta
 import space.kscience.plotly.Plot
 import space.kscience.plotly.layout
 import space.kscience.plotly.models.Trace
 import space.kscience.visionforge.Colors
-import space.kscience.visionforge.VisionClient
-import space.kscience.visionforge.compose.FlexRow
 import space.kscience.visionforge.compose.Vision
 import space.kscience.visionforge.compose.zIndex
 import space.kscience.visionforge.markup.VisionOfMarkup
@@ -24,12 +25,12 @@ import kotlin.math.sqrt
 
 @Composable
 fun Plot(
-    client: VisionClient,
+    context: Context,
     meta: Meta = Meta.EMPTY,
     attrs: AttrBuilderContext<HTMLDivElement>? = null,
     block: Plot.() -> Unit,
 ) = Vision(
-    client = client,
+    context = context,
     attrs = attrs,
     meta = meta,
     vision = Plot().apply(block).asVision()
@@ -37,12 +38,12 @@ fun Plot(
 
 @Composable
 fun Markup(
-    client: VisionClient,
+    context: Context,
     markup: VisionOfMarkup,
     meta: Meta = Meta.EMPTY,
     attrs: AttrBuilderContext<HTMLDivElement>? = null,
 ) = Vision(
-    client = client,
+    context = context,
     attrs = attrs,
     meta = meta,
     vision = markup
@@ -52,7 +53,7 @@ fun Markup(
 private val h = 100.0
 
 @Composable
-fun GravityDemo(solids: Solids, client: VisionClient) {
+fun GravityDemo(context: Context) {
     val velocityTrace = remember {
         Trace {
             name = "velocity"
@@ -128,32 +129,36 @@ fun GravityDemo(solids: Solids, client: VisionClient) {
                 height(50.vh)
             }
         }) {
-            ThreeView(solids, solid)
+            ThreeView(context, solid)
         }
-        FlexRow({
+        Row(attrs = {
             style {
                 alignContent(AlignContent.Stretch)
                 alignItems(AlignItems.Stretch)
                 height(50.vh - 50.pt)
             }
         }) {
-            Plot(client) {
-                traces(velocityTrace, energyTrace)
-                layout {
-                    xaxis.title = "time"
+            Column {
+                Plot(context) {
+                    traces(velocityTrace, energyTrace)
+                    layout {
+                        xaxis.title = "time"
+                    }
                 }
             }
-            Markup(client, markup, attrs = {
-                style {
-                    width(100.percent)
-                    height(100.percent)
-                    border(2.pt, LineStyle.Solid, Color.blue)
-                    paddingLeft(8.pt)
-                    backgroundColor(Color.white)
-                    flex(1)
-                    zIndex(10000)
-                }
-            })
+            Column {
+                Markup(context, markup, attrs = {
+                    style {
+                        width(100.percent)
+                        height(100.percent)
+                        border(2.pt, LineStyle.Solid, Color.blue)
+                        paddingLeft(8.pt)
+                        backgroundColor(Color.white)
+                        flex(1)
+                        zIndex(10000)
+                    }
+                })
+            }
         }
     }
 }
\ No newline at end of file
diff --git a/demo/muon-monitor/src/jsMain/kotlin/ru/mipt/npm/muon/monitor/MMAppComponent.kt b/demo/muon-monitor/src/jsMain/kotlin/ru/mipt/npm/muon/monitor/MMAppComponent.kt
index 09f3a46d..63924c42 100644
--- a/demo/muon-monitor/src/jsMain/kotlin/ru/mipt/npm/muon/monitor/MMAppComponent.kt
+++ b/demo/muon-monitor/src/jsMain/kotlin/ru/mipt/npm/muon/monitor/MMAppComponent.kt
@@ -17,10 +17,10 @@ import org.jetbrains.compose.web.dom.P
 import org.jetbrains.compose.web.dom.Span
 import org.jetbrains.compose.web.dom.Text
 import org.w3c.fetch.RequestInit
+import space.kscience.dataforge.context.Context
 import space.kscience.dataforge.meta.invoke
 import space.kscience.dataforge.names.Name
 import space.kscience.visionforge.Colors
-import space.kscience.visionforge.solid.Solids
 import space.kscience.visionforge.solid.ambientLight
 import space.kscience.visionforge.solid.edges
 import space.kscience.visionforge.solid.invoke
@@ -29,7 +29,7 @@ import space.kscience.visionforge.solid.three.compose.ThreeView
 import kotlin.math.PI
 
 @Composable
-fun MMApp(solids: Solids, model: Model, selected: Name? = null) {
+fun MMApp(context: Context, model: Model, selected: Name? = null) {
 
     val mmOptions = remember {
         Canvas3DOptions {
@@ -60,7 +60,7 @@ fun MMApp(solids: Solids, model: Model, selected: Name? = null) {
         }
     ) {
         ThreeView(
-            solids = solids,
+            context,
             solid = root,
             initialSelected = selected,
             options = mmOptions,
@@ -68,7 +68,7 @@ fun MMApp(solids: Solids, model: Model, selected: Name? = null) {
                 Tab("Events") {
                     ButtonGroup({ Layout.width = Width.Full }) {
                         Button("Next") {
-                            solids.context.launch {
+                            context.launch {
                                 val event = window.fetch(
                                     "http://localhost:8080/event",
                                     RequestInit("GET")
diff --git a/demo/muon-monitor/src/jsMain/kotlin/ru/mipt/npm/muon/monitor/MMDemoApp.kt b/demo/muon-monitor/src/jsMain/kotlin/ru/mipt/npm/muon/monitor/MMDemoApp.kt
index fa08b0ff..d26bc052 100644
--- a/demo/muon-monitor/src/jsMain/kotlin/ru/mipt/npm/muon/monitor/MMDemoApp.kt
+++ b/demo/muon-monitor/src/jsMain/kotlin/ru/mipt/npm/muon/monitor/MMDemoApp.kt
@@ -8,7 +8,6 @@ import space.kscience.dataforge.context.request
 import space.kscience.visionforge.Application
 import space.kscience.visionforge.VisionManager
 import space.kscience.visionforge.compose.VisionForgeStyles
-import space.kscience.visionforge.solid.Solids
 import space.kscience.visionforge.solid.three.ThreePlugin
 import space.kscience.visionforge.startApplication
 
@@ -26,7 +25,7 @@ private class MMDemoApp : Application {
 
         renderComposable("app") {
             Style(VisionForgeStyles)
-            MMApp(context.request(Solids), model)
+            MMApp(context, model)
         }
     }
 }
diff --git a/demo/playground/src/jvmMain/kotlin/allThingsDemo.kt b/demo/playground/src/jvmMain/kotlin/allThingsDemo.kt
index 5b272b72..9227f014 100644
--- a/demo/playground/src/jvmMain/kotlin/allThingsDemo.kt
+++ b/demo/playground/src/jvmMain/kotlin/allThingsDemo.kt
@@ -2,7 +2,6 @@ package space.kscience.visionforge.examples
 
 import kotlinx.html.h2
 import space.kscience.dataforge.meta.ValueType
-import space.kscience.dataforge.meta.invoke
 import space.kscience.plotly.layout
 import space.kscience.plotly.models.ScatterMode
 import space.kscience.plotly.models.TextPosition
@@ -11,9 +10,9 @@ import space.kscience.tables.ColumnHeader
 import space.kscience.visionforge.html.ResourceLocation
 import space.kscience.visionforge.markup.markdown
 import space.kscience.visionforge.plotly.plotly
+import space.kscience.visionforge.solid.axes
 import space.kscience.visionforge.solid.box
 import space.kscience.visionforge.solid.solid
-import space.kscience.visionforge.solid.specifications.Canvas3DOptions
 import space.kscience.visionforge.solid.z
 import space.kscience.visionforge.tables.columnTable
 import kotlin.io.path.Path
@@ -34,14 +33,8 @@ fun main() = makeVisionFile(
 
     h2 { +"3D visualization with Three-js" }
     vision("3D") {
-        solid(
-            Canvas3DOptions {
-                axes {
-                    size = 200.0
-                    visible = true
-                }
-            }
-        ) {
+        solid {
+            axes(200)
             box(100, 100, 100, name = "aBox") {
                 z = 50.0
             }
diff --git a/demo/playground/src/jvmMain/kotlin/markdownVision.kt b/demo/playground/src/jvmMain/kotlin/markdownVision.kt
new file mode 100644
index 00000000..63edbcb6
--- /dev/null
+++ b/demo/playground/src/jvmMain/kotlin/markdownVision.kt
@@ -0,0 +1,19 @@
+package space.kscience.visionforge.examples
+
+import space.kscience.visionforge.html.ResourceLocation
+import space.kscience.visionforge.markup.markdown
+
+fun main() = makeVisionFile(resourceLocation = ResourceLocation.SYSTEM) {
+    vision {
+        markdown{
+            content = """
+                # h1 Heading 8-)
+                ## h2 Heading
+                ### h3 Heading
+                #### h4 Heading
+                ##### h5 Heading
+                ###### h6 Heading
+            """.trimIndent()
+        }
+    }
+}
\ No newline at end of file
diff --git a/demo/solid-showcase/src/commonMain/kotlin/space/kscience/visionforge/solid/demo/demo.kt b/demo/solid-showcase/src/commonMain/kotlin/space/kscience/visionforge/solid/demo/demo.kt
index 698cc846..52a524e1 100644
--- a/demo/solid-showcase/src/commonMain/kotlin/space/kscience/visionforge/solid/demo/demo.kt
+++ b/demo/solid-showcase/src/commonMain/kotlin/space/kscience/visionforge/solid/demo/demo.kt
@@ -38,10 +38,6 @@ val canvasOptions = Canvas3DOptions {
     size {
         minSize = 400
     }
-    axes {
-        size = 500.0
-        visible = true
-    }
     camera {
         distance = 600.0
         latitude = PI / 6
@@ -52,6 +48,8 @@ val canvasOptions = Canvas3DOptions {
 fun VisionLayout<Solid>.showcase() {
     demo("shapes", "Basic shapes") {
         ambientLight()
+        axes(size = 500.0)
+
         box(100.0, 100.0, 100.0) {
             z = -110.0
             color("teal")
diff --git a/gradle.properties b/gradle.properties
index 4e33feb5..23061828 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -8,6 +8,6 @@ org.gradle.jvmargs=-Xmx4G
 
 org.jetbrains.compose.experimental.jscanvas.enabled=true
 
-toolsVersion=0.15.2-kotlin-1.9.21
+toolsVersion=0.15.2-kotlin-1.9.22
 #kotlin.experimental.tryK2=true
 #kscience.wasm.disabled=true
diff --git a/visionforge-compose-html/src/jsMain/kotlin/space/kscience/visionforge/compose/MetaViewer.kt b/visionforge-compose-html/src/jsMain/kotlin/space/kscience/visionforge/compose/MetaViewer.kt
index f83d4da6..5c93cd15 100644
--- a/visionforge-compose-html/src/jsMain/kotlin/space/kscience/visionforge/compose/MetaViewer.kt
+++ b/visionforge-compose-html/src/jsMain/kotlin/space/kscience/visionforge/compose/MetaViewer.kt
@@ -63,7 +63,7 @@ private fun MetaViewerItem(root: Meta, name: Name, rootDescriptor: MetaDescripto
             classes(TreeStyles.tree)
         }) {
             val keys = buildSet {
-                descriptorItem?.children?.keys?.forEach {
+                descriptorItem?.nodes?.keys?.forEach {
                     add(NameToken(it))
                 }
                 actualMeta!!.items.keys.let { addAll(it) }
diff --git a/visionforge-compose-html/src/jsMain/kotlin/space/kscience/visionforge/compose/PropertyEditor.kt b/visionforge-compose-html/src/jsMain/kotlin/space/kscience/visionforge/compose/PropertyEditor.kt
index 89bae724..452750df 100644
--- a/visionforge-compose-html/src/jsMain/kotlin/space/kscience/visionforge/compose/PropertyEditor.kt
+++ b/visionforge-compose-html/src/jsMain/kotlin/space/kscience/visionforge/compose/PropertyEditor.kt
@@ -55,7 +55,7 @@ public fun PropertyEditor(
 
     val keys by derivedStateOf {
         buildSet {
-            descriptor?.children?.filterNot {
+            descriptor?.nodes?.filterNot {
                 it.key.startsWith("@") || it.value.hidden
             }?.forEach {
                 add(NameToken(it.key))
diff --git a/visionforge-compose-html/src/jsMain/kotlin/space/kscience/visionforge/compose/composeVision.kt b/visionforge-compose-html/src/jsMain/kotlin/space/kscience/visionforge/compose/composeVision.kt
index e9b22261..ffb3da5f 100644
--- a/visionforge-compose-html/src/jsMain/kotlin/space/kscience/visionforge/compose/composeVision.kt
+++ b/visionforge-compose-html/src/jsMain/kotlin/space/kscience/visionforge/compose/composeVision.kt
@@ -8,13 +8,13 @@ import kotlinx.dom.clear
 import org.jetbrains.compose.web.dom.AttrBuilderContext
 import org.jetbrains.compose.web.dom.Div
 import org.w3c.dom.HTMLDivElement
+import space.kscience.dataforge.context.Context
 import space.kscience.dataforge.context.gather
+import space.kscience.dataforge.context.request
 import space.kscience.dataforge.meta.Meta
 import space.kscience.dataforge.names.Name
 import space.kscience.dataforge.names.asName
-import space.kscience.visionforge.ElementVisionRenderer
-import space.kscience.visionforge.Vision
-import space.kscience.visionforge.VisionClient
+import space.kscience.visionforge.*
 
 
 /**
@@ -22,13 +22,20 @@ import space.kscience.visionforge.VisionClient
  */
 @Composable
 public fun Vision(
-    client: VisionClient,
+    context: Context,
     vision: Vision,
     name: Name = "@vision[${vision.hashCode().toString(16)}]".asName(),
     meta: Meta = Meta.EMPTY,
     attrs: AttrBuilderContext<HTMLDivElement>? = null,
 ): Unit = Div(attrs) {
 
+    val client: VisionClient = context.request(JsVisionClient)
+
+    // set vision root if necessary
+    if (vision.manager == null) {
+        vision.setAsRoot(client.visionManager)
+    }
+
     val renderer by derivedStateOf {
         client.context.gather<ElementVisionRenderer>(ElementVisionRenderer.TYPE).values.mapNotNull {
             val rating = it.rateVision(vision)
diff --git a/visionforge-core/src/commonMain/kotlin/space/kscience/visionforge/StyleReference.kt b/visionforge-core/src/commonMain/kotlin/space/kscience/visionforge/StyleReference.kt
index 62d898b8..b26e3a36 100644
--- a/visionforge-core/src/commonMain/kotlin/space/kscience/visionforge/StyleReference.kt
+++ b/visionforge-core/src/commonMain/kotlin/space/kscience/visionforge/StyleReference.kt
@@ -3,7 +3,7 @@ package space.kscience.visionforge
 import space.kscience.dataforge.meta.Meta
 import space.kscience.dataforge.meta.MutableMeta
 import space.kscience.dataforge.meta.Scheme
-import space.kscience.dataforge.meta.Specification
+import space.kscience.dataforge.meta.SchemeSpec
 import kotlin.properties.ReadOnlyProperty
 
 /**
@@ -36,7 +36,7 @@ public fun Vision.style(
 
 @VisionBuilder
 public fun <T : Scheme> Vision.style(
-    spec: Specification<T>,
+    spec: SchemeSpec<T>,
     styleKey: String? = null,
     builder: T.() -> Unit,
 ): ReadOnlyProperty<Any?, StyleReference> = ReadOnlyProperty { _, property ->
diff --git a/visionforge-core/src/commonMain/kotlin/space/kscience/visionforge/VisionProperties.kt b/visionforge-core/src/commonMain/kotlin/space/kscience/visionforge/VisionProperties.kt
index d607f706..74bbb504 100644
--- a/visionforge-core/src/commonMain/kotlin/space/kscience/visionforge/VisionProperties.kt
+++ b/visionforge-core/src/commonMain/kotlin/space/kscience/visionforge/VisionProperties.kt
@@ -113,7 +113,7 @@ private class VisionPropertiesItem(
     override val items: Map<NameToken, MutableMeta>
         get() {
             val metaKeys = properties.own?.get(nodeName)?.items?.keys ?: emptySet()
-            val descriptorKeys = descriptor?.children?.map { NameToken(it.key) } ?: emptySet()
+            val descriptorKeys = descriptor?.nodes?.map { NameToken(it.key) } ?: emptySet()
             val defaultKeys = default?.get(nodeName)?.items?.keys ?: emptySet()
             val inheritFlag = descriptor?.inherited ?: inherit
             val stylesFlag = descriptor?.usesStyles ?: useStyles
diff --git a/visionforge-jupyter/src/jvmMain/kotlin/VisionForge.kt b/visionforge-jupyter/src/jvmMain/kotlin/VisionForge.kt
index 8cb2dcd5..5ac2c37b 100644
--- a/visionforge-jupyter/src/jvmMain/kotlin/VisionForge.kt
+++ b/visionforge-jupyter/src/jvmMain/kotlin/VisionForge.kt
@@ -55,7 +55,7 @@ public class VisionForge(
 
     override val context: Context get() = visionManager.context
 
-    public val configuration: ObservableMutableMeta = meta.toMutableMeta()
+    public val configuration: ObservableMutableMeta = meta.toMutableMeta().asObservable()
 
     private var counter = 0
 
diff --git a/visionforge-markdown/src/jsMain/kotlin/space/kscience/visionforge/markup/MarkupPlugin.kt b/visionforge-markdown/src/jsMain/kotlin/space/kscience/visionforge/markup/MarkupPlugin.kt
index 0d5e0431..4f3122c3 100644
--- a/visionforge-markdown/src/jsMain/kotlin/space/kscience/visionforge/markup/MarkupPlugin.kt
+++ b/visionforge-markdown/src/jsMain/kotlin/space/kscience/visionforge/markup/MarkupPlugin.kt
@@ -34,7 +34,7 @@ public actual class MarkupPlugin : VisionPlugin(), ElementVisionRenderer {
             COMMONMARK_FORMAT -> CommonMarkFlavourDescriptor()
             GFM_FORMAT -> GFMFlavourDescriptor()
             //TODO add new formats via plugins
-            else-> error("Format ${vision.format} not recognized")
+            else -> error("Format ${vision.format} not recognized")
         }
         vision.useProperty(VisionOfMarkup::content) {
             div.clear()
@@ -53,7 +53,7 @@ public actual class MarkupPlugin : VisionPlugin(), ElementVisionRenderer {
     public actual companion object : PluginFactory<MarkupPlugin> {
         override val tag: PluginTag = PluginTag("vision.markup.js", PluginTag.DATAFORGE_GROUP)
 
-        override fun build(context: Context, meta: Meta): MarkupPlugin  = MarkupPlugin()
+        override fun build(context: Context, meta: Meta): MarkupPlugin = MarkupPlugin()
 
     }
 }
\ No newline at end of file
diff --git a/visionforge-plotly/build.gradle.kts b/visionforge-plotly/build.gradle.kts
index c4df8593..81e5f60a 100644
--- a/visionforge-plotly/build.gradle.kts
+++ b/visionforge-plotly/build.gradle.kts
@@ -2,7 +2,7 @@ plugins {
     id("space.kscience.gradle.mpp")
 }
 
-val plotlyVersion = "0.6.1"
+val plotlyVersion = "0.7.0"
 
 kscience {
     jvm()
diff --git a/visionforge-plotly/src/commonTest/kotlin/space/kscience/visionforge/plotly/VisionOfPlotlyTest.kt b/visionforge-plotly/src/commonTest/kotlin/space/kscience/visionforge/plotly/VisionOfPlotlyTest.kt
index 7634e73d..2b2d4328 100644
--- a/visionforge-plotly/src/commonTest/kotlin/space/kscience/visionforge/plotly/VisionOfPlotlyTest.kt
+++ b/visionforge-plotly/src/commonTest/kotlin/space/kscience/visionforge/plotly/VisionOfPlotlyTest.kt
@@ -1,22 +1,110 @@
 package space.kscience.visionforge.plotly
 
+import space.kscience.dataforge.context.Context
+import space.kscience.dataforge.meta.Value
 import space.kscience.plotly.Plotly
-import space.kscience.plotly.scatter
+import space.kscience.plotly.layout
+import space.kscience.plotly.models.*
+import space.kscience.visionforge.visionManager
 import kotlin.test.Test
-import kotlin.test.assertTrue
+import kotlin.test.assertEquals
 
 class VisionOfPlotlyTest {
     @Test
-    fun conversion(){
+    fun conversion() {
+        val trace1 = Violin {
+            text("sample length: 32")
+            marker {
+                line {
+                    width = 2
+                    color("#bebada")
+                }
+                symbol = Symbol.valueOf("line-ns")
+            }
+            orientation = Orientation.h
+            hoveron = ViolinHoveron.`points+kde`
+            meanline {
+                visible = true
+            }
+            legendgroup = "F"
+            scalegroup = "F"
+            points = ViolinPoints.all
+            pointpos = 1.2
+            jitter = 0
+            box {
+                visible = true
+            }
+            scalemode = ViolinScaleMode.count
+            showlegend = false
+            side = ViolinSide.positive
+            y0 = Value.of(0)
+            line {
+                color("#bebada")
+            }
+            name = "F"
+
+            x(10.07, 34.83, 10.65, 12.43, 24.08, 13.42, 12.48, 29.8, 14.52, 11.38,
+                20.27, 11.17, 12.26, 18.26, 8.51, 10.33, 14.15, 13.16, 17.47, 27.05, 16.43,
+                8.35, 18.64, 11.87, 19.81, 43.11, 13.0, 12.74, 13.0, 16.4, 16.47, 18.78)
+        }
+
+        val trace2 = Violin {
+            text("sample length: 30")
+            marker {
+                line {
+                    width = 2
+                    color("#8dd3c7")
+                }
+                symbol = Symbol.valueOf("line-ns")
+            }
+            orientation = Orientation.h
+            hoveron = ViolinHoveron.`points+kde`
+            meanline {
+                visible = true
+            }
+            legendgroup = "M"
+            scalegroup = "M"
+            points = ViolinPoints.all
+            pointpos = -1.2
+            jitter = 0
+            box {
+                visible = true
+            }
+            scalemode = ViolinScaleMode.count
+            showlegend = false
+            side = ViolinSide.negative
+            y0 = Value.of(0)
+
+            line {
+                color("#8dd3c7")
+            }
+            name = "M"
+
+            x(27.2, 22.76, 17.29, 19.44, 16.66, 32.68, 15.98, 13.03, 18.28, 24.71,
+                21.16, 11.69, 14.26, 15.95, 8.52, 22.82, 19.08, 16.0, 34.3, 41.19, 9.78,
+                7.51, 28.44, 15.48, 16.58, 7.56, 10.34, 13.51, 18.71, 20.53)
+        }
+
         val plot = Plotly.plot {
-            scatter {
-                x(1,2,3)
-                y(1,2,3)
+            traces(trace1, trace2)
+            layout {
+                width = 800
+                height = 800
+                title = "Advanced Violin Plot"
             }
         }
         val vision = VisionOfPlotly(plot)
-//        println(vision.plot.toJsonString())
-//        println(vision.plot.data.toJsonString())
-        assertTrue { vision.plot.data.first().x.doubles.size == 3}
+        val context = Context {
+            plugin(PlotlyPlugin)
+        }
+        val serialized = context.visionManager.encodeToString(vision)
+
+        val deserialized: VisionOfPlotly = context.visionManager.decodeFromString(serialized) as VisionOfPlotly
+
+        println(deserialized.plot.meta)
+
+        assertEquals(62, deserialized.plot.data.sumOf { it.x.doubles.size})
+
+        assertEquals("Advanced Violin Plot", deserialized.plot.layout.title)
     }
 }
\ No newline at end of file
diff --git a/visionforge-solid/src/commonMain/kotlin/space/kscience/visionforge/solid/specifications/AxesScheme.kt b/visionforge-solid/src/commonMain/kotlin/space/kscience/visionforge/solid/specifications/AxesScheme.kt
deleted file mode 100644
index 0ed9126e..00000000
--- a/visionforge-solid/src/commonMain/kotlin/space/kscience/visionforge/solid/specifications/AxesScheme.kt
+++ /dev/null
@@ -1,35 +0,0 @@
-package space.kscience.visionforge.solid.specifications
-
-import space.kscience.dataforge.meta.Scheme
-import space.kscience.dataforge.meta.SchemeSpec
-import space.kscience.dataforge.meta.boolean
-import space.kscience.dataforge.meta.descriptors.MetaDescriptor
-import space.kscience.dataforge.meta.descriptors.value
-import space.kscience.dataforge.meta.double
-
-@Deprecated("Use separate axes object instead")
-public class AxesScheme : Scheme() {
-    public var visible: Boolean by boolean(false)
-    public var size: Double by double(AXIS_SIZE)
-    public var width: Double by double(AXIS_WIDTH)
-
-    @Suppress("DEPRECATION")
-    public companion object : SchemeSpec<AxesScheme>(::AxesScheme) {
-        public const val AXIS_SIZE: Double = 1000.0
-        public const val AXIS_WIDTH: Double = 3.0
-
-        override val descriptor: MetaDescriptor by lazy {
-            MetaDescriptor {
-                value(AxesScheme::visible){
-                    default(false)
-                }
-                value(AxesScheme::size){
-                    default(AXIS_SIZE)
-                }
-                value(AxesScheme::width){
-                    default(AXIS_WIDTH)
-                }
-            }
-        }
-    }
-}
\ No newline at end of file
diff --git a/visionforge-solid/src/commonMain/kotlin/space/kscience/visionforge/solid/specifications/Canvas3DOptions.kt b/visionforge-solid/src/commonMain/kotlin/space/kscience/visionforge/solid/specifications/Canvas3DOptions.kt
index 8a081d63..19e93b0f 100644
--- a/visionforge-solid/src/commonMain/kotlin/space/kscience/visionforge/solid/specifications/Canvas3DOptions.kt
+++ b/visionforge-solid/src/commonMain/kotlin/space/kscience/visionforge/solid/specifications/Canvas3DOptions.kt
@@ -1,3 +1,5 @@
+@file:OptIn(DFExperimental::class)
+
 package space.kscience.visionforge.solid.specifications
 
 import space.kscience.dataforge.meta.*
@@ -5,6 +7,7 @@ import space.kscience.dataforge.meta.descriptors.MetaDescriptor
 import space.kscience.dataforge.meta.descriptors.scheme
 import space.kscience.dataforge.meta.descriptors.value
 import space.kscience.dataforge.meta.set
+import space.kscience.dataforge.misc.DFExperimental
 import space.kscience.dataforge.names.Name
 import space.kscience.visionforge.hide
 import space.kscience.visionforge.widgetType
@@ -61,16 +64,14 @@ public class CanvasSize : Scheme() {
 public class Canvas3DOptions : Scheme() {
     public var canvasName: String by string("vision")
 
-    @Suppress("DEPRECATION")
-    public var axes: AxesScheme by spec(AxesScheme)
-    public var camera: CameraScheme by spec(CameraScheme)
-    public var controls: Canvas3DUIScheme by spec(Canvas3DUIScheme)
+    public var camera: CameraScheme by scheme(CameraScheme)
+    public var controls: Canvas3DUIScheme by scheme(Canvas3DUIScheme)
 
-    public var size: CanvasSize by spec(CanvasSize)
+    public var size: CanvasSize by scheme(CanvasSize)
 
     public var layers: List<Number> by numberList(0)
 
-    public var clipping: PointScheme by spec(Clipping)
+    public var clipping: PointScheme by scheme(Clipping)
 
     public var onSelect: ((Name?) -> Unit)? = null
 
@@ -78,9 +79,6 @@ public class Canvas3DOptions : Scheme() {
     public companion object : SchemeSpec<Canvas3DOptions>(::Canvas3DOptions) {
         override val descriptor: MetaDescriptor by lazy {
             MetaDescriptor {
-                @Suppress("DEPRECATION")
-                scheme(Canvas3DOptions::axes, AxesScheme)
-
                 value(Canvas3DOptions::layers) {
                     multiple = true
                     default(listOf(0))
diff --git a/visionforge-solid/src/commonTest/kotlin/space/kscience/visionforge/solid/DescriptorTest.kt b/visionforge-solid/src/commonTest/kotlin/space/kscience/visionforge/solid/DescriptorTest.kt
deleted file mode 100644
index 87527802..00000000
--- a/visionforge-solid/src/commonTest/kotlin/space/kscience/visionforge/solid/DescriptorTest.kt
+++ /dev/null
@@ -1,21 +0,0 @@
-package space.kscience.visionforge.solid
-
-import space.kscience.dataforge.meta.ValueType
-import space.kscience.dataforge.meta.descriptors.get
-import space.kscience.visionforge.solid.specifications.Canvas3DOptions
-import kotlin.test.Test
-import kotlin.test.assertNotNull
-import kotlin.test.assertTrue
-
-class DescriptorTest {
-    @Test
-    fun canvasDescriptor() {
-        val descriptor = Canvas3DOptions.descriptor
-        //println(descriptor.config)
-        val axesSize = descriptor["axes.size"]
-        assertNotNull(axesSize)
-        assertTrue {
-            ValueType.NUMBER in axesSize.valueTypes!!
-        }
-    }
-}
\ No newline at end of file
diff --git a/visionforge-tables/build.gradle.kts b/visionforge-tables/build.gradle.kts
index 23912afe..ccc0341a 100644
--- a/visionforge-tables/build.gradle.kts
+++ b/visionforge-tables/build.gradle.kts
@@ -2,7 +2,7 @@ plugins {
     id("space.kscience.gradle.mpp")
 }
 
-val tablesVersion = "0.3.0"
+val tablesVersion = "0.4.0"
 
 kscience {
     jvm()
diff --git a/visionforge-tables/src/commonMain/kotlin/space/kscience/visionforge/tables/VisionOfTable.kt b/visionforge-tables/src/commonMain/kotlin/space/kscience/visionforge/tables/VisionOfTable.kt
index 3e4f9da8..a691bd85 100644
--- a/visionforge-tables/src/commonMain/kotlin/space/kscience/visionforge/tables/VisionOfTable.kt
+++ b/visionforge-tables/src/commonMain/kotlin/space/kscience/visionforge/tables/VisionOfTable.kt
@@ -70,7 +70,7 @@ public fun <T> Table<T>.toVision(
         } else {
             Meta {
                 headers.forEach {
-                    it.name put converter(row[it.name])
+                    it.name put converter(row.getOrNull(it.name))
                 }
             }
         }
diff --git a/visionforge-tables/src/jsMain/kotlin/space/kscience/visionforge/tables/TableVisionJsPlugin.kt b/visionforge-tables/src/jsMain/kotlin/space/kscience/visionforge/tables/TableVisionJsPlugin.kt
index 18170686..f9ef25c3 100644
--- a/visionforge-tables/src/jsMain/kotlin/space/kscience/visionforge/tables/TableVisionJsPlugin.kt
+++ b/visionforge-tables/src/jsMain/kotlin/space/kscience/visionforge/tables/TableVisionJsPlugin.kt
@@ -1,6 +1,6 @@
 package space.kscience.visionforge.tables
 
-import js.core.jso
+import js.objects.jso
 import org.w3c.dom.Element
 import org.w3c.dom.HTMLElement
 import space.kscience.dataforge.context.AbstractPlugin
diff --git a/visionforge-threejs/src/jsMain/kotlin/space/kscience/visionforge/solid/three/ThreeCanvas.kt b/visionforge-threejs/src/jsMain/kotlin/space/kscience/visionforge/solid/three/ThreeCanvas.kt
index dac32e08..786a0cc1 100644
--- a/visionforge-threejs/src/jsMain/kotlin/space/kscience/visionforge/solid/three/ThreeCanvas.kt
+++ b/visionforge-threejs/src/jsMain/kotlin/space/kscience/visionforge/solid/three/ThreeCanvas.kt
@@ -20,7 +20,6 @@ import three.core.Raycaster
 import three.external.controls.OrbitControls
 import three.external.controls.TrackballControls
 import three.geometries.EdgesGeometry
-import three.helpers.AxesHelper
 import three.materials.Material
 import three.math.*
 import three.meshline.MeshLine
@@ -50,14 +49,7 @@ public class ThreeCanvas(
     private val raycaster = Raycaster()
     private val mousePosition: Vector2 = Vector2()
 
-    private val scene: Scene = Scene().apply {
-        options.useProperty(Canvas3DOptions::axes, this) {
-            getObjectByName(AXES_NAME)?.let { remove(it) }
-            val axesObject = AxesHelper(axes.size.toInt()).apply { visible = axes.visible }
-            axesObject.name = AXES_NAME
-            add(axesObject)
-        }
-    }
+    private val scene: Scene = Scene()
 
 
     private fun buildCamera(spec: CameraScheme) = PerspectiveCamera(
diff --git a/visionforge-threejs/src/jsMain/kotlin/space/kscience/visionforge/solid/three/ThreeLabelFactory.kt b/visionforge-threejs/src/jsMain/kotlin/space/kscience/visionforge/solid/three/ThreeLabelFactory.kt
index 45068a3a..3ca87d48 100644
--- a/visionforge-threejs/src/jsMain/kotlin/space/kscience/visionforge/solid/three/ThreeLabelFactory.kt
+++ b/visionforge-threejs/src/jsMain/kotlin/space/kscience/visionforge/solid/three/ThreeLabelFactory.kt
@@ -1,7 +1,7 @@
 package space.kscience.visionforge.solid.three
 
 
-import js.core.jso
+import js.objects.jso
 import space.kscience.dataforge.context.logger
 import space.kscience.dataforge.context.warn
 import space.kscience.visionforge.onPropertyChange
@@ -27,7 +27,7 @@ public object ThreeLabelFactory : ThreeFactory<SolidLabel> {
         return Mesh(textGeo, ThreeMaterials.DEFAULT).apply {
             setMaterial(vision)
             updatePosition(vision)
-            if(observe) {
+            if (observe) {
                 vision.onPropertyChange(three.context) {
                     //TODO
                     three.logger.warn { "Label parameter change not implemented" }
diff --git a/visionforge-threejs/src/jsMain/kotlin/space/kscience/visionforge/solid/three/ThreePlugin.kt b/visionforge-threejs/src/jsMain/kotlin/space/kscience/visionforge/solid/three/ThreePlugin.kt
index b00f3c31..7f7cc29b 100644
--- a/visionforge-threejs/src/jsMain/kotlin/space/kscience/visionforge/solid/three/ThreePlugin.kt
+++ b/visionforge-threejs/src/jsMain/kotlin/space/kscience/visionforge/solid/three/ThreePlugin.kt
@@ -189,7 +189,7 @@ public class ThreePlugin : AbstractPlugin(), ComposeVisionRenderer {
     @Composable
     override fun DOMScope<Element>.render(client: VisionClient, name: Name, vision: Vision, meta: Meta) {
         require(vision is Solid) { "Expected Solid but found ${vision::class}" }
-        ThreeView(solids, vision, null, Canvas3DOptions.read(meta))
+        ThreeView(context, vision, null, Canvas3DOptions.read(meta))
     }
 
     public companion object : PluginFactory<ThreePlugin> {
diff --git a/visionforge-threejs/src/jsMain/kotlin/space/kscience/visionforge/solid/three/compose/ThreeView.kt b/visionforge-threejs/src/jsMain/kotlin/space/kscience/visionforge/solid/three/compose/ThreeView.kt
index 21a61ebd..2ea1d930 100644
--- a/visionforge-threejs/src/jsMain/kotlin/space/kscience/visionforge/solid/three/compose/ThreeView.kt
+++ b/visionforge-threejs/src/jsMain/kotlin/space/kscience/visionforge/solid/three/compose/ThreeView.kt
@@ -17,7 +17,6 @@ import space.kscience.visionforge.compose.*
 import space.kscience.visionforge.root
 import space.kscience.visionforge.solid.Solid
 import space.kscience.visionforge.solid.SolidGroup
-import space.kscience.visionforge.solid.Solids
 import space.kscience.visionforge.solid.specifications.Canvas3DOptions
 import space.kscience.visionforge.solid.three.ThreeCanvas
 import space.kscience.visionforge.solid.three.ThreePlugin
@@ -63,7 +62,7 @@ private fun SimpleThreeView(
 
 @Composable
 public fun ThreeView(
-    solids: Solids,
+    context: Context,
     solid: Solid?,
     initialSelected: Name? = null,
     options: Canvas3DOptions? = null,
@@ -114,7 +113,7 @@ public fun ThreeView(
                         }
                     }
                 } else {
-                    SimpleThreeView(solids.context, optionsSnapshot, solid, selected)
+                    SimpleThreeView(context, optionsSnapshot, solid, selected)
                 }
 
                 key(selected) {
@@ -136,7 +135,7 @@ public fun ThreeView(
                             NameCrumbs(selected) { selected = it }
                             Hr()
                             PropertyEditor(
-                                scope = solids.context,
+                                scope = context,
                                 rootMeta = vision.properties.root(),
                                 getPropertyState = { name ->
                                     if (vision.properties.own?.get(name) != null) {
@@ -189,6 +188,6 @@ public fun ThreeView(
             }
         }
     } else {
-        SimpleThreeView(solids.context, optionsSnapshot, solid, selected)
+        SimpleThreeView(context, optionsSnapshot, solid, selected)
     }
 }
\ No newline at end of file