diff --git a/shared/main.lua b/shared/main.lua
new file mode 100644
index 0000000..41b8772
--- /dev/null
+++ b/shared/main.lua
@@ -0,0 +1,25 @@
+local startedResources = {}
+local callbacks = {}
+
+AddEventHandler("onResourceStart", function(resourceName)
+    startedResources[resourceName] = true
+    local callback = callbacks[resourceName]
+    if not callback then return end
+    callback(true)
+end)
+
+AddEventHandler("onResourceStop", function(resourceName)
+    startedResources[resourceName] = nil
+    local callback = callbacks[resourceName]
+    if not callback then return end
+    callback(false)
+end)
+
+function isResourceStarted(resourceName, cb)
+    local started = GetResourceState(resourceName) == "started"
+    startedResources[resourceName] = started
+    callbacks[resourceName] = cb
+    return started
+end
+
+exports("isResourceStarted", isResourceStarted)
\ No newline at end of file