бордеры хочу.

build.gradle.kts

@@ -166,6 +166,9 @@ dependencies {
 		val botarium_id: String by project
 		val ad_astra_id: String by project
 		val worldedit_id: String by project
+		val item_borders_id: String by project
+		val iceberg_id: String by project
+		val prism_lib_id: String by project
 		val cloth_config_version: String by project
 		val condensed_creative_version: String by project
 
@@ -190,6 +193,11 @@ dependencies {
 		runtimeOnly("me.shedaniel.cloth:cloth-config-neoforge:${cloth_config_version}")
 		implementation("io.wispforest:condensed_creative-neoforge:${condensed_creative_version}")
 
+		compileOnly("curse.maven:item-borders-513769:${item_borders_id}")
+		// implementation("curse.maven:item-borders-513769:${item_borders_id}")
+		// runtimeOnly("curse.maven:iceberg-520110:${iceberg_id}")
+		// runtimeOnly("curse.maven:prism-lib-638111:${prism_lib_id}")
+
 		// runtimeOnly("curse.maven:worldedit-225608:${worldedit_fileid}")
 		// runtimeOnly("at.ridgo8.moreoverlays:MoreOverlays-updated:${more_overlays_version}")
 

gradle.properties

@@ -32,6 +32,9 @@ resourceful_config_id=4576455
 jade_id=5591256
 configured_id=4462894
 worldedit_id=4807512
+item_borders_id=5591010
+iceberg_id=5750025
+prism_lib_id=5625115
 cloth_config_version=15.0.130
 condensed_creative_version=3.4.1+1.21
 

src/main/kotlin/ru/dbotthepony/mc/otm/client/screen/panels/slot/SlotPanel.kt

@@ -13,6 +13,8 @@ import ru.dbotthepony.mc.otm.client.minecraft
 import ru.dbotthepony.mc.otm.client.render.Widgets18
 import ru.dbotthepony.mc.otm.client.screen.MatteryScreen
 import ru.dbotthepony.mc.otm.client.screen.panels.EditablePanel
+import ru.dbotthepony.mc.otm.compat.itemborders.isItemBordersLoaded
+import ru.dbotthepony.mc.otm.compat.itemborders.renderSlotBorder
 import javax.annotation.Nonnull
 import kotlin.math.roundToInt
 
@@ -101,6 +103,14 @@ open class SlotPanel<out S : MatteryScreen<*>, out T : Slot>(
 			} else {
 				slotBackgroundEmpty?.render(graphics, 0f, 0f, canvasWidth = width, canvasHeight = height)
 			}
+		} else {
+			// TODO: pre и post ивенты отрисовки слотов для нормальной регистрации компатов? это супер костыль
+			if (isItemBordersLoaded) {
+				graphics.pose.pushPose()
+				graphics.pose.translate(-slot.x.toDouble() + 1.0, -slot.y.toDouble() + 1.0, 0.0)
+				renderSlotBorder(graphics, slot)
+				graphics.pose.popPose()
+			}
 		}
 
 		renderRegular(graphics, itemstack, countOverride)

src/main/kotlin/ru/dbotthepony/mc/otm/compat/itemborders/ItemBordersCompat.kt

@@ -0,0 +1,15 @@
+package ru.dbotthepony.mc.otm.compat.itemborders
+
+import com.anthonyhilyard.itemborders.ItemBorders
+import net.minecraft.world.inventory.Slot
+import net.neoforged.fml.ModList
+import ru.dbotthepony.mc.otm.client.render.MGUIGraphics
+
+val isItemBordersLoaded by lazy {
+	ModList.get().isLoaded("itemborders")
+}
+
+fun renderSlotBorder(graphics: MGUIGraphics, slot: Slot) {
+	check(isItemBordersLoaded) { "Item Borders is not loaded!" }
+	ItemBorders.renderBorder(graphics.pose, slot)
+}