diff --git a/src/main/java/me/mrCookieSlime/Slimefun/api/ErrorReport.java b/src/main/java/io/github/thebusybiscuit/slimefun4/api/ErrorReport.java
similarity index 96%
rename from src/main/java/me/mrCookieSlime/Slimefun/api/ErrorReport.java
rename to src/main/java/io/github/thebusybiscuit/slimefun4/api/ErrorReport.java
index eaa76a5a3..c21a7bd7b 100644
--- a/src/main/java/me/mrCookieSlime/Slimefun/api/ErrorReport.java
+++ b/src/main/java/io/github/thebusybiscuit/slimefun4/api/ErrorReport.java
@@ -1,4 +1,4 @@
-package me.mrCookieSlime.Slimefun.api;
+package io.github.thebusybiscuit.slimefun4.api;
 
 import java.io.File;
 import java.io.FileNotFoundException;
@@ -20,6 +20,10 @@ import org.bukkit.plugin.Plugin;
 import me.mrCookieSlime.CSCoreLibPlugin.CSCoreLib;
 import me.mrCookieSlime.Slimefun.SlimefunPlugin;
 import me.mrCookieSlime.Slimefun.Objects.SlimefunItem.SlimefunItem;
+import me.mrCookieSlime.Slimefun.api.BlockStorage;
+import me.mrCookieSlime.Slimefun.api.PlayerProfile;
+import me.mrCookieSlime.Slimefun.api.Slimefun;
+import me.mrCookieSlime.Slimefun.api.TickerTask;
 
 public class ErrorReport {
 	
diff --git a/src/main/java/io/github/thebusybiscuit/slimefun4/api/JsonDataHolder.java b/src/main/java/io/github/thebusybiscuit/slimefun4/api/JsonDataHolder.java
new file mode 100644
index 000000000..7e43612c9
--- /dev/null
+++ b/src/main/java/io/github/thebusybiscuit/slimefun4/api/JsonDataHolder.java
@@ -0,0 +1,157 @@
+package io.github.thebusybiscuit.slimefun4.api;
+
+import java.util.Optional;
+import java.util.function.Function;
+import java.util.function.IntFunction;
+
+import com.google.gson.JsonArray;
+import com.google.gson.JsonElement;
+import com.google.gson.JsonObject;
+import com.google.gson.JsonPrimitive;
+
+public abstract class JsonDataHolder {
+
+	protected JsonObject data;
+	private boolean dirty;
+	
+	public JsonDataHolder(JsonObject data) {
+		this.data = data;
+		this.dirty = false;
+	}
+	
+	public void markDirty() {
+		dirty = true;
+	}
+	
+	public boolean isDirty() {
+		return dirty;
+	}
+	
+	public void markClean() {
+		dirty = false;
+	}
+
+	// Setters
+	public void setString(String key, String value) {
+		data.addProperty(key, value);
+		markDirty();
+	}
+	
+	public void setInt(String key, int value) {
+		data.addProperty(key, value);
+		markDirty();
+	}
+	
+	public void setBoolean(String key, boolean value) {
+		data.addProperty(key, value);
+		markDirty();
+	}
+	
+	public void setFloat(String key, float value) {
+		data.addProperty(key, value);
+		markDirty();
+	}
+	
+	public void setStringArray(String key, String[] array) {
+		JsonArray json = new JsonArray();
+		for (String value: array) json.add(value);
+		data.add(key, json);
+		markDirty();
+	}
+	
+	public void setIntArray(String key, int[] array) {
+		JsonArray json = new JsonArray();
+		for (int value: array) json.add(value);
+		data.add(key, json);
+		markDirty();
+	}
+	
+	public void setBooleanArray(String key, boolean[] array) {
+		JsonArray json = new JsonArray();
+		for (boolean value: array) json.add(value);
+		data.add(key, json);
+		markDirty();
+	}
+	
+	public void setFloatArray(String key, float[] array) {
+		JsonArray json = new JsonArray();
+		for (float value: array) json.add(value);
+		data.add(key, json);
+		markDirty();
+	}
+
+	// Getters
+	public Optional<String> getString(String key) {
+		return getPrimitive(key, JsonElement::getAsString);
+	}
+	public String getString(String key, String defaultValue) {
+		return getString(key).orElse(defaultValue);
+	}
+	
+	public Optional<Integer> getInt(String key) {
+		return getPrimitive(key, JsonElement::getAsInt);
+	}
+	public int getInt(String key, int defaultValue) {
+		return getInt(key).orElse(defaultValue);
+	}
+	
+	public Optional<Boolean> getBoolean(String key) {
+		return getPrimitive(key, JsonElement::getAsBoolean);
+	}
+	public boolean getBoolean(String key, boolean defaultValue) {
+		return getBoolean(key).orElse(defaultValue);
+	}
+	
+	public Optional<Float> getFloat(String key) {
+		return getPrimitive(key, JsonElement::getAsFloat);
+	}
+	public float getFloat(String key, float defaultValue) {
+		return getFloat(key).orElse(defaultValue);
+	}
+	
+	public Optional<String[]> getStringArray(String key) {
+		return getArray(key, String[]::new, JsonElement::getAsString);
+	}
+	
+	public Optional<Integer[]> getIntArray(String key) {
+		return getArray(key, Integer[]::new, JsonElement::getAsInt);
+	}
+	
+	public Optional<Boolean[]> getBooleanArray(String key) {
+		return getArray(key, Boolean[]::new, JsonElement::getAsBoolean);
+	}
+	
+	public Optional<Float[]> getFloatArray(String key) {
+		return getArray(key, Float[]::new, JsonElement::getAsFloat);
+	}
+	
+	protected <T> Optional<T[]> getArray(String key, IntFunction<T[]> constructor, Function<JsonElement, T> getter) {
+		JsonElement element = data.get(key);
+		
+		if (element == null || !(element instanceof JsonArray)) {
+			return Optional.empty();
+		}
+		else {
+			JsonArray json = (JsonArray) element;
+			T[] array = constructor.apply(json.size());
+			
+			for (int i = 0; i < array.length; i++) {
+				array[i] = getter.apply(json.get(i));
+			}
+			
+			return Optional.of(array);
+		}
+	}
+	
+	protected <T> Optional<T> getPrimitive(String key, Function<JsonElement, T> getter) {
+		JsonElement element = data.get(key);
+		
+		if (element == null || !(element instanceof JsonPrimitive)) {
+			return Optional.empty();
+		}
+		else {
+			return Optional.of(getter.apply(element));
+		}
+	}
+
+}
\ No newline at end of file
diff --git a/src/main/java/io/github/thebusybiscuit/slimefun4/api/recipes/ContextualRecipe.java b/src/main/java/io/github/thebusybiscuit/slimefun4/api/recipes/ContextualRecipe.java
new file mode 100644
index 000000000..2ea2e6685
--- /dev/null
+++ b/src/main/java/io/github/thebusybiscuit/slimefun4/api/recipes/ContextualRecipe.java
@@ -0,0 +1,13 @@
+package io.github.thebusybiscuit.slimefun4.api.recipes;
+
+import java.util.function.Predicate;
+
+import org.bukkit.inventory.ItemStack;
+
+public interface ContextualRecipe extends Predicate<ItemStack[]> {
+	
+	boolean isShapeless();
+	
+	ItemStack getOutput(ItemStack[] input);
+
+}
diff --git a/src/main/java/me/mrCookieSlime/Slimefun/api/TickerTask.java b/src/main/java/me/mrCookieSlime/Slimefun/api/TickerTask.java
index 10e8ceba1..ecad6c60c 100644
--- a/src/main/java/me/mrCookieSlime/Slimefun/api/TickerTask.java
+++ b/src/main/java/me/mrCookieSlime/Slimefun/api/TickerTask.java
@@ -22,6 +22,7 @@ import org.bukkit.command.CommandSender;
 import org.bukkit.entity.Player;
 
 import io.github.thebusybiscuit.cscorelib2.chat.ChatColors;
+import io.github.thebusybiscuit.slimefun4.api.ErrorReport;
 import me.mrCookieSlime.CSCoreLibPlugin.general.Chat.TellRawMessage;
 import me.mrCookieSlime.CSCoreLibPlugin.general.Chat.TellRawMessage.HoverAction;
 import me.mrCookieSlime.Slimefun.SlimefunPlugin;