diff --git a/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/CM_Api.cs b/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/LS_Api.cs
similarity index 95%
rename from OpenSim/Region/ScriptEngine/Shared/Api/Implementation/CM_Api.cs
rename to OpenSim/Region/ScriptEngine/Shared/Api/Implementation/LS_Api.cs
index 880ca1bb7d..fe71ed54cd 100644
--- a/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/CM_Api.cs
+++ b/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/LS_Api.cs
@@ -54,13 +54,13 @@ using LSL_Vector = OpenSim.Region.ScriptEngine.Shared.LSL_Types.Vector3;
 namespace OpenSim.Region.ScriptEngine.Shared.Api
 {
     [Serializable]
-    public class CM_Api : MarshalByRefObject, ICM_Api, IScriptApi
+    public class LS_Api : MarshalByRefObject, ILS_Api, IScriptApi
     {
         internal IScriptEngine m_ScriptEngine;
         internal SceneObjectPart m_host;
         internal uint m_localID;
         internal UUID m_itemID;
-        internal bool m_CMFunctionsEnabled = false;
+        internal bool m_LSFunctionsEnabled = false;
         internal IScriptModuleComms m_comms = null;
 
         public void Initialize(IScriptEngine ScriptEngine, SceneObjectPart host, uint localID, UUID itemID)
@@ -70,12 +70,12 @@ namespace OpenSim.Region.ScriptEngine.Shared.Api
             m_localID = localID;
             m_itemID = itemID;
 
-            if (m_ScriptEngine.Config.GetBoolean("AllowCareminsterFunctions", false))
-                m_CMFunctionsEnabled = true;
+            if (m_ScriptEngine.Config.GetBoolean("AllowLightShareFunctions", false))
+                m_LSFunctionsEnabled = true;
 
             m_comms = m_ScriptEngine.World.RequestModuleInterface<IScriptModuleComms>();
             if (m_comms == null)
-                m_CMFunctionsEnabled = false;
+                m_LSFunctionsEnabled = false;
         }
 
         public override Object InitializeLifetimeService()
@@ -100,7 +100,7 @@ namespace OpenSim.Region.ScriptEngine.Shared.Api
         //Dumps an error message on the debug console.
         //
 
-        internal void CMShoutError(string message)
+        internal void LSShoutError(string message)
         {
             if (message.Length > 1023)
                 message = message.Substring(0, 1023);
@@ -116,11 +116,11 @@ namespace OpenSim.Region.ScriptEngine.Shared.Api
         /// Get the current Windlight scene
         /// </summary>
         /// <returns>List of windlight parameters</returns>
-        public LSL_List cmGetWindlightScene(LSL_List rules)
+        public LSL_List lsGetWindlightScene(LSL_List rules)
         {
-            if (!m_CMFunctionsEnabled)
+            if (!m_LSFunctionsEnabled)
             {
-                CMShoutError("Careminster functions are not enabled.");
+                LSShoutError("LightShare functions are not enabled.");
                 return new LSL_List();
             }
             m_host.AddScriptLPS(1);
@@ -440,16 +440,16 @@ namespace OpenSim.Region.ScriptEngine.Shared.Api
         /// </summary>
         /// <param name="rules"></param>
         /// <returns>success: true or false</returns>
-        public int cmSetWindlightScene(LSL_List rules)
+        public int lsSetWindlightScene(LSL_List rules)
         {
-            if (!m_CMFunctionsEnabled)
+            if (!m_LSFunctionsEnabled)
             {
-                CMShoutError("Careminster functions are not enabled.");
+                LSShoutError("LightShare functions are not enabled.");
                 return 0;
             }
             if (!World.RegionInfo.EstateSettings.IsEstateManager(m_host.OwnerID) && World.GetScenePresence(m_host.OwnerID).GodLevel < 200)
             {
-                CMShoutError("cmSetWindlightScene can only be used by estate managers or owners.");
+                LSShoutError("lsSetWindlightScene can only be used by estate managers or owners.");
                 return 0;
             }
             int success = 0;
@@ -462,7 +462,7 @@ namespace OpenSim.Region.ScriptEngine.Shared.Api
             }
             else
             {
-                CMShoutError("Windlight module is disabled");
+                LSShoutError("Windlight module is disabled");
                 return 0;
             }
             return success;
@@ -472,16 +472,16 @@ namespace OpenSim.Region.ScriptEngine.Shared.Api
         /// </summary>
         /// <param name="rules"></param>
         /// <returns>success: true or false</returns>
-        public int cmSetWindlightSceneTargeted(LSL_List rules, LSL_Key target)
+        public int lsSetWindlightSceneTargeted(LSL_List rules, LSL_Key target)
         {
-            if (!m_CMFunctionsEnabled)
+            if (!m_LSFunctionsEnabled)
             {
-                CMShoutError("Careminster functions are not enabled.");
+                LSShoutError("LightShare functions are not enabled.");
                 return 0;
             }
             if (!World.RegionInfo.EstateSettings.IsEstateManager(m_host.OwnerID) && World.GetScenePresence(m_host.OwnerID).GodLevel < 200)
             {
-                CMShoutError("cmSetWindlightSceneTargeted can only be used by estate managers or owners.");
+                LSShoutError("lsSetWindlightSceneTargeted can only be used by estate managers or owners.");
                 return 0;
             }
             int success = 0;
@@ -494,7 +494,7 @@ namespace OpenSim.Region.ScriptEngine.Shared.Api
             }
             else
             {
-                CMShoutError("Windlight module is disabled");
+                LSShoutError("Windlight module is disabled");
                 return 0;
             }
             return success;
diff --git a/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/OSSL_Api.cs b/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/OSSL_Api.cs
index dde664e49e..cd6d3a3fca 100644
--- a/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/OSSL_Api.cs
+++ b/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/OSSL_Api.cs
@@ -2202,5 +2202,32 @@ namespace OpenSim.Region.ScriptEngine.Shared.Api
             
             m_LSL_Api.SetPrimitiveParamsEx(prim, rules);
         }
+
+        /// <summary>
+        /// Like osGetAgents but returns enough info for a radar
+        /// </summary>
+        /// <returns>Strided list of the UUID, position and name of each avatar in the region</returns>
+        public LSL_List osGetAvatarList()
+        {
+            CheckThreatLevel(ThreatLevel.None, "osGetAvatarList");
+
+            LSL_List result = new LSL_List();
+            World.ForEachScenePresence(delegate (ScenePresence avatar)
+            {
+                if (avatar != null && avatar.UUID != m_host.OwnerID)
+                {
+                    if (avatar.IsChildAgent == false)
+                    {
+                        if (avatar.PhysicsActor != null && avatar.PhysicsActor.Position != null)
+                        {
+                            result.Add(avatar.UUID);
+                            result.Add(avatar.PhysicsActor.Position);
+                            result.Add(avatar.Name);
+                        }
+                    }
+                }
+            });
+            return result;
+        }
     }
 }
diff --git a/OpenSim/Region/ScriptEngine/Shared/Api/Interface/ICM_Api.cs b/OpenSim/Region/ScriptEngine/Shared/Api/Interface/ILS_Api.cs
similarity index 92%
rename from OpenSim/Region/ScriptEngine/Shared/Api/Interface/ICM_Api.cs
rename to OpenSim/Region/ScriptEngine/Shared/Api/Interface/ILS_Api.cs
index f13b6e50e3..9aa437b37e 100644
--- a/OpenSim/Region/ScriptEngine/Shared/Api/Interface/ICM_Api.cs
+++ b/OpenSim/Region/ScriptEngine/Shared/Api/Interface/ILS_Api.cs
@@ -38,11 +38,11 @@ using LSL_Float = OpenSim.Region.ScriptEngine.Shared.LSL_Types.LSLFloat;
 
 namespace OpenSim.Region.ScriptEngine.Shared.Api.Interfaces
 {
-    public interface ICM_Api
+    public interface ILS_Api
     {
         // Windlight Functions
-        LSL_List cmGetWindlightScene(LSL_List rules);
-        int cmSetWindlightScene(LSL_List rules);
-        int cmSetWindlightSceneTargeted(LSL_List rules, key target);
+        LSL_List lsGetWindlightScene(LSL_List rules);
+        int lsSetWindlightScene(LSL_List rules);
+        int lsSetWindlightSceneTargeted(LSL_List rules, key target);
     }
 }
diff --git a/OpenSim/Region/ScriptEngine/Shared/Api/Interface/IOSSL_Api.cs b/OpenSim/Region/ScriptEngine/Shared/Api/Interface/IOSSL_Api.cs
index 9785b24016..78ee43cc08 100644
--- a/OpenSim/Region/ScriptEngine/Shared/Api/Interface/IOSSL_Api.cs
+++ b/OpenSim/Region/ScriptEngine/Shared/Api/Interface/IOSSL_Api.cs
@@ -176,6 +176,7 @@ namespace OpenSim.Region.ScriptEngine.Shared.Api.Interfaces
         void osCauseDamage(string avatar, double damage);
         LSL_List osGetPrimitiveParams(LSL_Key prim, LSL_List rules);
         void osSetPrimitiveParams(LSL_Key prim, LSL_List rules);
+        LSL_List osGetAvatarList();
 
     }
 }
diff --git a/OpenSim/Region/ScriptEngine/Shared/Api/Runtime/CM_Stub.cs b/OpenSim/Region/ScriptEngine/Shared/Api/Runtime/LS_Stub.cs
similarity index 84%
rename from OpenSim/Region/ScriptEngine/Shared/Api/Runtime/CM_Stub.cs
rename to OpenSim/Region/ScriptEngine/Shared/Api/Runtime/LS_Stub.cs
index c0edaae6bc..f8dbe03ccc 100644
--- a/OpenSim/Region/ScriptEngine/Shared/Api/Runtime/CM_Stub.cs
+++ b/OpenSim/Region/ScriptEngine/Shared/Api/Runtime/LS_Stub.cs
@@ -48,29 +48,29 @@ namespace OpenSim.Region.ScriptEngine.Shared.ScriptBase
 {
     public partial class ScriptBaseClass : MarshalByRefObject
     {
-        public ICM_Api m_CM_Functions;
+        public ILS_Api m_LS_Functions;
 
-        public void ApiTypeCM(IScriptApi api)
+        public void ApiTypeLS(IScriptApi api)
         {
-            if (!(api is ICM_Api))
+            if (!(api is ILS_Api))
                 return;
 
-            m_CM_Functions = (ICM_Api)api;
+            m_LS_Functions = (ILS_Api)api;
         }
 
-        public LSL_List cmGetWindlightScene(LSL_List rules)
+        public LSL_List lsGetWindlightScene(LSL_List rules)
         {
-            return m_CM_Functions.cmGetWindlightScene(rules);
+            return m_LS_Functions.lsGetWindlightScene(rules);
         }
 
-        public int cmSetWindlightScene(LSL_List rules)
+        public int lsSetWindlightScene(LSL_List rules)
         {
-            return m_CM_Functions.cmSetWindlightScene(rules);
+            return m_LS_Functions.lsSetWindlightScene(rules);
         }
 
-        public int cmSetWindlightSceneTargeted(LSL_List rules, key target)
+        public int lsSetWindlightSceneTargeted(LSL_List rules, key target)
         {
-            return m_CM_Functions.cmSetWindlightSceneTargeted(rules, target);
+            return m_LS_Functions.lsSetWindlightSceneTargeted(rules, target);
         }
     }
 }
diff --git a/OpenSim/Region/ScriptEngine/Shared/Api/Runtime/OSSL_Stub.cs b/OpenSim/Region/ScriptEngine/Shared/Api/Runtime/OSSL_Stub.cs
index 7af5d432c8..6cc5f518ae 100644
--- a/OpenSim/Region/ScriptEngine/Shared/Api/Runtime/OSSL_Stub.cs
+++ b/OpenSim/Region/ScriptEngine/Shared/Api/Runtime/OSSL_Stub.cs
@@ -687,5 +687,10 @@ namespace OpenSim.Region.ScriptEngine.Shared.ScriptBase
         {
             m_OSSL_Functions.osSetPrimitiveParams(prim, rules);
         }
+
+        public LSL_List osGetAvatarList()
+        {
+            return m_OSSL_Functions.osGetAvatarList();
+        }
     }
 }
diff --git a/OpenSim/Region/ScriptEngine/Shared/Api/Runtime/OpenSim.Region.ScriptEngine.Shared.Api.Runtime.mdp b/OpenSim/Region/ScriptEngine/Shared/Api/Runtime/OpenSim.Region.ScriptEngine.Shared.Api.Runtime.mdp
index 23138efc4a..f02d2d90dc 100644
--- a/OpenSim/Region/ScriptEngine/Shared/Api/Runtime/OpenSim.Region.ScriptEngine.Shared.Api.Runtime.mdp
+++ b/OpenSim/Region/ScriptEngine/Shared/Api/Runtime/OpenSim.Region.ScriptEngine.Shared.Api.Runtime.mdp
@@ -18,10 +18,10 @@
   </DeploymentInformation>
   <Contents>
     <File name="./CM_Constants.cs" subtype="Code" buildaction="Compile" dependson="" data="" />
-    <File name="./CM_Stub.cs" subtype="Code" buildaction="Compile" dependson="" data="" />
     <File name="./Executor.cs" subtype="Code" buildaction="Compile" dependson="" data="" />
     <File name="./LSL_Constants.cs" subtype="Code" buildaction="Compile" dependson="" data="" />
     <File name="./LSL_Stub.cs" subtype="Code" buildaction="Compile" dependson="" data="" />
+    <File name="./LS_Stub.cs" subtype="Code" buildaction="Compile" dependson="" data="" />
     <File name="./MOD_Stub.cs" subtype="Code" buildaction="Compile" dependson="" data="" />
     <File name="./OSSL_Stub.cs" subtype="Code" buildaction="Compile" dependson="" data="" />
     <File name="./ScriptBase.cs" subtype="Code" buildaction="Compile" dependson="" data="" />
diff --git a/bin/OpenSim.ini.example b/bin/OpenSim.ini.example
index 38febc2835..b14206a066 100644
--- a/bin/OpenSim.ini.example
+++ b/bin/OpenSim.ini.example
@@ -935,6 +935,9 @@
 
     ; Allow the use of os* functions (some are dangerous)
     AllowOSFunctions = false
+    
+    ; Allow the user of LightShare functions
+    AllowLightShareFunctions = false
 
     ; Threat level to allow, one of None, VeryLow, Low, Moderate, High, VeryHigh, Severe
     OSFunctionThreatLevel = VeryLow