diff --git a/docs/source/configuration.rst b/docs/source/configuration.rst
index 399d67aed..7b21047e5 100644
--- a/docs/source/configuration.rst
+++ b/docs/source/configuration.rst
@@ -344,6 +344,37 @@ gameplay-mechanics
- minecraft:stone: 0.6
- minecraft:black_concrete: 1.0
+* item
+ * float-in-lava
+ - **default**: false
+ - **description**: Can items float in lava
+
+ * immune
+ * explosions
+ - **default**: {}
+ - **description**: List of items that are immune to explosions
+
+ * fire
+ - **default**: {}
+ - **description**: List of items that are immune to fire
+
+ * lava
+ - **default**: {}
+ - **description**: List of items that are immune to lava
+
+.. note::
+ Example of item immune list:
+ * explosions:
+ - minecraft:diamond
+ - minecraft:diamond_block
+ - minecraft:diamond_sword
+
+.. warning::
+ These item immune lists can cause client desync issues, such as invisible items on the ground!
+ There is nothing I can do about that from the server side, but I have patched this in my
+ client mod, (PurpurClient) , starting with build #12.
+
+
* player
* exp-dropped-on-death
* equation
diff --git a/patches/server/0100-Add-item-entity-options.patch b/patches/server/0100-Add-item-entity-options.patch
new file mode 100644
index 000000000..fdc52af68
--- /dev/null
+++ b/patches/server/0100-Add-item-entity-options.patch
@@ -0,0 +1,112 @@
+From 399ece0fbdb1e0fba235c13d2358ea3a813715e5 Mon Sep 17 00:00:00 2001
+From: William Blake Galbreath
+Date: Sat, 22 Feb 2020 15:54:08 -0600
+Subject: [PATCH] Add item entity options
+
+---
+ .../java/net/minecraft/server/Entity.java | 1 +
+ .../java/net/minecraft/server/EntityItem.java | 9 ++++++++-
+ .../net/pl3x/purpur/PurpurWorldConfig.java | 20 +++++++++++++++++++
+ 3 files changed, 29 insertions(+), 1 deletion(-)
+
+diff --git a/src/main/java/net/minecraft/server/Entity.java b/src/main/java/net/minecraft/server/Entity.java
+index f1c749c38f..98aef47056 100644
+--- a/src/main/java/net/minecraft/server/Entity.java
++++ b/src/main/java/net/minecraft/server/Entity.java
+@@ -1257,6 +1257,7 @@ public abstract class Entity implements INamableTileEntity, ICommandListener, Ke
+
+ }
+
++ public boolean isInLiquid(Tag tag) { return a(tag); } // Purpur - OBFHELPER
+ public boolean a(Tag tag) {
+ return this.a(tag, false);
+ }
+diff --git a/src/main/java/net/minecraft/server/EntityItem.java b/src/main/java/net/minecraft/server/EntityItem.java
+index bbb9ca1efc..262a7935e7 100644
+--- a/src/main/java/net/minecraft/server/EntityItem.java
++++ b/src/main/java/net/minecraft/server/EntityItem.java
+@@ -71,7 +71,7 @@ public class EntityItem extends Entity {
+ this.lastZ = this.locZ();
+ Vec3D vec3d = this.getMot();
+
+- if (this.a(TagsFluid.WATER)) {
++ if (isInLiquid(TagsFluid.WATER) || (world.purpurConfig.itemFloatInLava && isInLiquid(TagsFluid.LAVA))) { // Purpur
+ this.u();
+ } else if (!this.isNoGravity()) {
+ this.setMot(this.getMot().add(0.0D, -0.04D, 0.0D));
+@@ -105,6 +105,7 @@ public class EntityItem extends Entity {
+
+ if (this.ticksLived % i == 0) {
+ if (this.world.getFluid(new BlockPosition(this)).a(TagsFluid.LAVA)) {
++ if (!world.purpurConfig.itemImmuneToLava.contains(getItemStack().getItem())) // Purpur
+ this.setMot((double) ((this.random.nextFloat() - this.random.nextFloat()) * 0.2F), 0.20000000298023224D, (double) ((this.random.nextFloat() - this.random.nextFloat()) * 0.2F));
+ this.a(SoundEffects.ENTITY_GENERIC_BURN, 0.4F, 2.0F + this.random.nextFloat() * 0.4F);
+ }
+@@ -282,6 +283,12 @@ public class EntityItem extends Entity {
+ } else if (!this.getItemStack().isEmpty() && this.getItemStack().getItem() == Items.NETHER_STAR && damagesource.isExplosion()) {
+ return false;
+ } else {
++ // Purpur start
++ Item item = getItemStack().getItem();
++ if (world.purpurConfig.itemImmuneToLava.contains(item) && damagesource == DamageSource.LAVA) return false;
++ if (world.purpurConfig.itemImmuneToFire.contains(item) && (damagesource.isFire() || damagesource == DamageSource.FIRE)) return false;
++ if (world.purpurConfig.itemImmuneToExplosion.contains(item) && damagesource.isExplosion()) return false;
++ // Purpur end
+ // CraftBukkit start
+ if (org.bukkit.craftbukkit.event.CraftEventFactory.handleNonLivingEntityDamageEvent(this, damagesource, f)) {
+ return false;
+diff --git a/src/main/java/net/pl3x/purpur/PurpurWorldConfig.java b/src/main/java/net/pl3x/purpur/PurpurWorldConfig.java
+index 5054f7b6a3..93df565c02 100644
+--- a/src/main/java/net/pl3x/purpur/PurpurWorldConfig.java
++++ b/src/main/java/net/pl3x/purpur/PurpurWorldConfig.java
+@@ -5,6 +5,8 @@ import net.minecraft.server.Block;
+ import net.minecraft.server.Blocks;
+ import net.minecraft.server.Explosion;
+ import net.minecraft.server.IRegistry;
++import net.minecraft.server.Item;
++import net.minecraft.server.Items;
+ import net.minecraft.server.MinecraftKey;
+ import org.bukkit.configuration.ConfigurationSection;
+ import org.spigotmc.SpigotWorldConfig;
+@@ -14,6 +16,7 @@ import java.util.HashMap;
+ import java.util.List;
+ import java.util.Map;
+ import java.util.logging.Level;
++import java.util.stream.Collectors;
+
+ import static net.pl3x.purpur.PurpurConfig.log;
+
+@@ -185,6 +188,10 @@ public class PurpurWorldConfig {
+ public Map controllableMinecartsBlockSpeeds = new HashMap<>();
+ public boolean disableDropsOnCrammingDeath = false;
+ public boolean fixClimbingBypassingCrammingRule = false;
++ public boolean itemFloatInLava = false;
++ public List- itemImmuneToExplosion = new ArrayList<>();
++ public List
- itemImmuneToFire = new ArrayList<>();
++ public List
- itemImmuneToLava = new ArrayList<>();
+ public boolean milkCuresBadOmen = true;
+ public String playerDeathExpDropEquation = "expLevel * 7";
+ public int playerDeathExpDropMax = 100;
+@@ -214,6 +221,19 @@ public class PurpurWorldConfig {
+ }
+ disableDropsOnCrammingDeath = getBoolean("gameplay-mechanics.disable-drops-on-cramming-death", disableDropsOnCrammingDeath);
+ fixClimbingBypassingCrammingRule = getBoolean("gameplay-mechanics.fix-climbing-bypassing-cramming-rule", fixClimbingBypassingCrammingRule);
++ itemFloatInLava = getBoolean("gameplay-mechanics.item.float-in-lava", itemFloatInLava);
++ getList("gameplay-mechanics.item.immune.explosion", itemImmuneToExplosion).forEach(key -> {
++ Item item = IRegistry.ITEM.get(new MinecraftKey((String) key));
++ if (item != Items.AIR) itemImmuneToExplosion.add(item);
++ });
++ getList("gameplay-mechanics.item.immune.fire", itemImmuneToFire).forEach(key -> {
++ Item item = IRegistry.ITEM.get(new MinecraftKey((String) key));
++ if (item != Items.AIR) itemImmuneToFire.add(item);
++ });
++ getList("gameplay-mechanics.item.immune.lava", itemImmuneToLava).forEach(key -> {
++ Item item = IRegistry.ITEM.get(new MinecraftKey((String) key));
++ if (item != Items.AIR) itemImmuneToLava.add(item);
++ });
+ milkCuresBadOmen = getBoolean("gameplay-mechanics.milk-cures-bad-omen", milkCuresBadOmen);
+ playerDeathExpDropEquation = getString("gameplay-mechanics.player.exp-dropped-on-death.equation", playerDeathExpDropEquation);
+ playerDeathExpDropMax = getInt("gameplay-mechanics.player.exp-dropped-on-death.maximum", playerDeathExpDropMax);
+--
+2.24.0
+