diff --git a/Core/src/main/java/fr/altarik/toolbox/core/command/AbstractCommand.java b/Core/src/main/java/fr/altarik/toolbox/core/command/AbstractCommand.java
new file mode 100644
index 0000000..6ee5fc9
--- /dev/null
+++ b/Core/src/main/java/fr/altarik/toolbox/core/command/AbstractCommand.java
@@ -0,0 +1,15 @@
+package fr.altarik.toolbox.core.command;
+
+import com.mojang.brigadier.context.CommandContext;
+import net.minecraft.server.command.ServerCommandSource;
+
+public abstract class AbstractCommand implements Command {
+
+    protected final ServerCommandSource source;
+    protected final CommandContext<ServerCommandSource> context;
+
+    protected AbstractCommand(CommandContext<ServerCommandSource> c) {
+        this.context = c;
+        this.source = c.getSource();
+    }
+}
diff --git a/Core/src/main/java/fr/altarik/toolbox/core/command/Command.java b/Core/src/main/java/fr/altarik/toolbox/core/command/Command.java
new file mode 100644
index 0000000..978cc79
--- /dev/null
+++ b/Core/src/main/java/fr/altarik/toolbox/core/command/Command.java
@@ -0,0 +1,9 @@
+package fr.altarik.toolbox.core.command;
+
+import com.mojang.brigadier.exceptions.CommandSyntaxException;
+
+public interface Command {
+
+    int run() throws CommandSyntaxException;
+
+}