diff --git a/library/CMakeLists.txt b/library/CMakeLists.txt
index d0410850c..b4ea751e7 100644
--- a/library/CMakeLists.txt
+++ b/library/CMakeLists.txt
@@ -59,6 +59,7 @@ DataDefs.cpp
 LuaWrapper.cpp
 LuaTypes.cpp
 LuaTools.cpp
+LuaApi.cpp
 DataStatics.cpp
 DataStaticsCtor.cpp
 DataStaticsFields.cpp
diff --git a/library/LuaApi.cpp b/library/LuaApi.cpp
new file mode 100644
index 000000000..45680f8ef
--- /dev/null
+++ b/library/LuaApi.cpp
@@ -0,0 +1,345 @@
+/*
+https://github.com/peterix/dfhack
+Copyright (c) 2009-2011 Petr Mrázek (peterix@gmail.com)
+
+This software is provided 'as-is', without any express or implied
+warranty. In no event will the authors be held liable for any
+damages arising from the use of this software.
+
+Permission is granted to anyone to use this software for any
+purpose, including commercial applications, and to alter it and
+redistribute it freely, subject to the following restrictions:
+
+1. The origin of this software must not be misrepresented; you must
+not claim that you wrote the original software. If you use this
+software in a product, an acknowledgment in the product documentation
+would be appreciated but is not required.
+
+2. Altered source versions must be plainly marked as such, and
+must not be misrepresented as being the original software.
+
+3. This notice may not be removed or altered from any source
+distribution.
+*/
+
+#include "Internal.h"
+
+#include <string>
+#include <vector>
+#include <map>
+
+#include "MemAccess.h"
+#include "Core.h"
+#include "VersionInfo.h"
+#include "tinythread.h"
+// must be last due to MS stupidity
+#include "DataDefs.h"
+#include "DataIdentity.h"
+#include "DataFuncs.h"
+
+#include "modules/World.h"
+#include "modules/Gui.h"
+#include "modules/Job.h"
+#include "modules/Translation.h"
+#include "modules/Units.h"
+
+#include "LuaWrapper.h"
+#include "LuaTools.h"
+
+#include "MiscUtils.h"
+
+#include "df/job.h"
+#include "df/job_item.h"
+#include "df/building.h"
+#include "df/unit.h"
+#include "df/item.h"
+
+#include <lua.h>
+#include <lauxlib.h>
+#include <lualib.h>
+
+using namespace DFHack;
+using namespace DFHack::LuaWrapper;
+
+/**************************************************
+ * Per-world persistent configuration storage API *
+ **************************************************/
+
+static PersistentDataItem persistent_by_struct(lua_State *state, int idx)
+{
+    lua_getfield(state, idx, "entry_id");
+    int id = lua_tointeger(state, -1);
+    lua_pop(state, 1);
+
+    PersistentDataItem ref = Core::getInstance().getWorld()->GetPersistentData(id);
+
+    if (ref.isValid())
+    {
+        lua_getfield(state, idx, "key");
+        const char *str = lua_tostring(state, -1);
+        if (!str || str != ref.key())
+            luaL_argerror(state, idx, "inconsistent id and key");
+        lua_pop(state, 1);
+    }
+
+    return ref;
+}
+
+static int read_persistent(lua_State *state, PersistentDataItem ref, bool create)
+{
+    if (!ref.isValid())
+    {
+        lua_pushnil(state);
+        lua_pushstring(state, "entry not found");
+        return 2;
+    }
+
+    if (create)
+        lua_createtable(state, 0, 4);
+
+    lua_pushvalue(state, lua_upvalueindex(1));
+    lua_setmetatable(state, -2);
+
+    lua_pushinteger(state, ref.entry_id());
+    lua_setfield(state, -2, "entry_id");
+    lua_pushstring(state, ref.key().c_str());
+    lua_setfield(state, -2, "key");
+    lua_pushstring(state, ref.val().c_str());
+    lua_setfield(state, -2, "value");
+
+    lua_createtable(state, PersistentDataItem::NumInts, 0);
+    for (int i = 0; i < PersistentDataItem::NumInts; i++)
+    {
+        lua_pushinteger(state, ref.ival(i));
+        lua_rawseti(state, -2, i+1);
+    }
+    lua_setfield(state, -2, "ints");
+
+    return 1;
+}
+
+static PersistentDataItem get_persistent(lua_State *state)
+{
+    luaL_checkany(state, 1);
+
+    if (lua_istable(state, 1))
+    {
+        if (!lua_getmetatable(state, 1) ||
+            !lua_rawequal(state, -1, lua_upvalueindex(1)))
+            luaL_argerror(state, 1, "invalid table type");
+
+        lua_settop(state, 1);
+
+        return persistent_by_struct(state, 1);
+    }
+    else
+    {
+        const char *str = luaL_checkstring(state, 1);
+
+        return Core::getInstance().getWorld()->GetPersistentData(str);
+    }
+}
+
+static int dfhack_persistent_get(lua_State *state)
+{
+    CoreSuspender suspend;
+
+    auto ref = get_persistent(state);
+
+    return read_persistent(state, ref, !lua_istable(state, 1));
+}
+
+static int dfhack_persistent_delete(lua_State *state)
+{
+    CoreSuspender suspend;
+
+    auto ref = get_persistent(state);
+
+    bool ok = Core::getInstance().getWorld()->DeletePersistentData(ref);
+
+    lua_pushboolean(state, ok);
+    return 1;
+}
+
+static int dfhack_persistent_get_all(lua_State *state)
+{
+    CoreSuspender suspend;
+
+    const char *str = luaL_checkstring(state, 1);
+    bool prefix = (lua_gettop(state)>=2 ? lua_toboolean(state,2) : false);
+
+    std::vector<PersistentDataItem> data;
+    Core::getInstance().getWorld()->GetPersistentData(&data, str, prefix);
+
+    if (data.empty())
+    {
+        lua_pushnil(state);
+    }
+    else
+    {
+        lua_createtable(state, data.size(), 0);
+        for (size_t i = 0; i < data.size(); ++i)
+        {
+            read_persistent(state, data[i], true);
+            lua_rawseti(state, -2, i+1);
+        }
+    }
+
+    return 1;
+}
+
+static int dfhack_persistent_save(lua_State *state)
+{
+    CoreSuspender suspend;
+
+    lua_settop(state, 2);
+    luaL_checktype(state, 1, LUA_TTABLE);
+    bool add = lua_toboolean(state, 2);
+
+    lua_getfield(state, 1, "key");
+    const char *str = lua_tostring(state, -1);
+    if (!str)
+        luaL_argerror(state, 1, "no key field");
+
+    lua_settop(state, 1);
+
+    // Retrieve existing or create a new entry
+    PersistentDataItem ref;
+    bool added = false;
+
+    if (add)
+    {
+        ref = Core::getInstance().getWorld()->AddPersistentData(str);
+        added = true;
+    }
+    else if (lua_getmetatable(state, 1))
+    {
+        if (!lua_rawequal(state, -1, lua_upvalueindex(1)))
+            return luaL_argerror(state, 1, "invalid table type");
+        lua_pop(state, 1);
+
+        ref = persistent_by_struct(state, 1);
+    }
+    else
+    {
+        ref = Core::getInstance().getWorld()->GetPersistentData(str);
+    }
+
+    // Auto-add if not found
+    if (!ref.isValid())
+    {
+        ref = Core::getInstance().getWorld()->AddPersistentData(str);
+        if (!ref.isValid())
+            luaL_error(state, "cannot create persistent entry");
+        added = true;
+    }
+
+    // Copy data from lua to C++ memory
+    lua_getfield(state, 1, "value");
+    if (const char *str = lua_tostring(state, -1))
+        ref.val() = str;
+    lua_pop(state, 1);
+
+    lua_getfield(state, 1, "ints");
+    if (lua_istable(state, -1))
+    {
+        for (int i = 0; i < PersistentDataItem::NumInts; i++)
+        {
+            lua_rawgeti(state, -1, i+1);
+            if (lua_isnumber(state, -1))
+                ref.ival(i) = lua_tointeger(state, -1);
+            lua_pop(state, 1);
+        }
+    }
+    lua_pop(state, 1);
+
+    // Reinitialize lua from C++ and return
+    read_persistent(state, ref, false);
+    lua_pushboolean(state, added);
+    return 2;
+}
+
+static const luaL_Reg dfhack_persistent_funcs[] = {
+    { "get", dfhack_persistent_get },
+    { "delete", dfhack_persistent_delete },
+    { "get_all", dfhack_persistent_get_all },
+    { "save", dfhack_persistent_save },
+    { NULL, NULL }
+};
+
+static void OpenPersistent(lua_State *state)
+{
+    luaL_getsubtable(state, lua_gettop(state), "persistent");
+
+    lua_dup(state);
+    luaL_setfuncs(state, dfhack_persistent_funcs, 1);
+
+    lua_dup(state);
+    lua_setfield(state, -2, "__index");
+
+    lua_pop(state, 1);
+}
+
+/************************
+ * Wrappers for C++ API *
+ ************************/
+
+static void OpenModule(lua_State *state, const char *mname, const LuaWrapper::FunctionReg *reg)
+{
+    luaL_getsubtable(state, lua_gettop(state), mname);
+    LuaWrapper::SetFunctionWrappers(state, reg);
+    lua_pop(state, 1);
+}
+
+#define WRAPM(module, function) { #function, df::wrap_function(&module::function) }
+#define WRAP(function) { #function, df::wrap_function(&function) }
+#define WRAPN(name, function) { #name, df::wrap_function(&function) }
+
+static const LuaWrapper::FunctionReg dfhack_module[] = {
+    WRAPM(Translation, TranslateName),
+    { NULL, NULL }
+};
+
+static const LuaWrapper::FunctionReg dfhack_gui_module[] = {
+    WRAPM(Gui, getSelectedWorkshopJob),
+    WRAPM(Gui, getSelectedJob),
+    WRAPM(Gui, getSelectedUnit),
+    WRAPM(Gui, getSelectedItem),
+    WRAPM(Gui, showAnnouncement),
+    WRAPM(Gui, showPopupAnnouncement),
+    { NULL, NULL }
+};
+
+static bool jobEqual(df::job *job1, df::job *job2) { return *job1 == *job2; }
+static bool jobItemEqual(df::job_item *job1, df::job_item *job2) { return *job1 == *job2; }
+
+static const LuaWrapper::FunctionReg dfhack_job_module[] = {
+    WRAP(cloneJobStruct),
+    WRAP(printJobDetails),
+    WRAP(getJobHolder),
+    WRAPN(is_equal, jobEqual),
+    WRAPN(is_item_equal, jobItemEqual),
+    { NULL, NULL }
+};
+
+static const LuaWrapper::FunctionReg dfhack_units_module[] = {
+    WRAPM(Units, getVisibleName),
+    WRAPM(Units, isDead),
+    WRAPM(Units, isAlive),
+    WRAPM(Units, isSane),
+    { NULL, NULL }
+};
+
+/************************
+ *  Main Open function  *
+ ************************/
+
+void OpenDFHackApi(lua_State *state)
+{
+    OpenPersistent(state);
+
+    LuaWrapper::SetFunctionWrappers(state, dfhack_module);
+    OpenModule(state, "gui", dfhack_gui_module);
+    OpenModule(state, "job", dfhack_job_module);
+    OpenModule(state, "units", dfhack_units_module);
+}
diff --git a/library/LuaTools.cpp b/library/LuaTools.cpp
index 5a87c931d..1e7a83b30 100644
--- a/library/LuaTools.cpp
+++ b/library/LuaTools.cpp
@@ -643,279 +643,12 @@ static const luaL_Reg dfhack_funcs[] = {
     { NULL, NULL }
 };
 
-/**************************************************
- * Per-world persistent configuration storage API *
- **************************************************/
-
-static PersistentDataItem persistent_by_struct(lua_State *state, int idx)
-{
-    lua_getfield(state, idx, "entry_id");
-    int id = lua_tointeger(state, -1);
-    lua_pop(state, 1);
-
-    PersistentDataItem ref = Core::getInstance().getWorld()->GetPersistentData(id);
-
-    if (ref.isValid())
-    {
-        lua_getfield(state, idx, "key");
-        const char *str = lua_tostring(state, -1);
-        if (!str || str != ref.key())
-            luaL_argerror(state, idx, "inconsistent id and key");
-        lua_pop(state, 1);
-    }
-
-    return ref;
-}
-
-static int read_persistent(lua_State *state, PersistentDataItem ref, bool create)
-{
-    if (!ref.isValid())
-    {
-        lua_pushnil(state);
-        lua_pushstring(state, "entry not found");
-        return 2;
-    }
-
-    if (create)
-        lua_createtable(state, 0, 4);
-
-    lua_pushvalue(state, lua_upvalueindex(1));
-    lua_setmetatable(state, -2);
-
-    lua_pushinteger(state, ref.entry_id());
-    lua_setfield(state, -2, "entry_id");
-    lua_pushstring(state, ref.key().c_str());
-    lua_setfield(state, -2, "key");
-    lua_pushstring(state, ref.val().c_str());
-    lua_setfield(state, -2, "value");
-
-    lua_createtable(state, PersistentDataItem::NumInts, 0);
-    for (int i = 0; i < PersistentDataItem::NumInts; i++)
-    {
-        lua_pushinteger(state, ref.ival(i));
-        lua_rawseti(state, -2, i+1);
-    }
-    lua_setfield(state, -2, "ints");
-
-    return 1;
-}
-
-static PersistentDataItem get_persistent(lua_State *state)
-{
-    luaL_checkany(state, 1);
-
-    if (lua_istable(state, 1))
-    {
-        if (!lua_getmetatable(state, 1) ||
-            !lua_rawequal(state, -1, lua_upvalueindex(1)))
-            luaL_argerror(state, 1, "invalid table type");
-
-        lua_settop(state, 1);
-
-        return persistent_by_struct(state, 1);
-    }
-    else
-    {
-        const char *str = luaL_checkstring(state, 1);
-
-        return Core::getInstance().getWorld()->GetPersistentData(str);
-    }
-}
-
-static int dfhack_persistent_get(lua_State *state)
-{
-    CoreSuspender suspend;
-
-    auto ref = get_persistent(state);
-
-    return read_persistent(state, ref, !lua_istable(state, 1));
-}
-
-static int dfhack_persistent_delete(lua_State *state)
-{
-    CoreSuspender suspend;
-
-    auto ref = get_persistent(state);
-
-    bool ok = Core::getInstance().getWorld()->DeletePersistentData(ref);
-
-    lua_pushboolean(state, ok);
-    return 1;
-}
-
-static int dfhack_persistent_get_all(lua_State *state)
-{
-    CoreSuspender suspend;
-
-    const char *str = luaL_checkstring(state, 1);
-    bool prefix = (lua_gettop(state)>=2 ? lua_toboolean(state,2) : false);
-
-    std::vector<PersistentDataItem> data;
-    Core::getInstance().getWorld()->GetPersistentData(&data, str, prefix);
-
-    if (data.empty())
-    {
-        lua_pushnil(state);
-    }
-    else
-    {
-        lua_createtable(state, data.size(), 0);
-        for (size_t i = 0; i < data.size(); ++i)
-        {
-            read_persistent(state, data[i], true);
-            lua_rawseti(state, -2, i+1);
-        }
-    }
-
-    return 1;
-}
-
-static int dfhack_persistent_save(lua_State *state)
-{
-    CoreSuspender suspend;
-
-    lua_settop(state, 2);
-    luaL_checktype(state, 1, LUA_TTABLE);
-    bool add = lua_toboolean(state, 2);
-
-    lua_getfield(state, 1, "key");
-    const char *str = lua_tostring(state, -1);
-    if (!str)
-        luaL_argerror(state, 1, "no key field");
-
-    lua_settop(state, 1);
-
-    // Retrieve existing or create a new entry
-    PersistentDataItem ref;
-    bool added = false;
-
-    if (add)
-    {
-        ref = Core::getInstance().getWorld()->AddPersistentData(str);
-        added = true;
-    }
-    else if (lua_getmetatable(state, 1))
-    {
-        if (!lua_rawequal(state, -1, lua_upvalueindex(1)))
-            return luaL_argerror(state, 1, "invalid table type");
-        lua_pop(state, 1);
-
-        ref = persistent_by_struct(state, 1);
-    }
-    else
-    {
-        ref = Core::getInstance().getWorld()->GetPersistentData(str);
-    }
-
-    // Auto-add if not found
-    if (!ref.isValid())
-    {
-        ref = Core::getInstance().getWorld()->AddPersistentData(str);
-        if (!ref.isValid())
-            luaL_error(state, "cannot create persistent entry");
-        added = true;
-    }
-
-    // Copy data from lua to C++ memory
-    lua_getfield(state, 1, "value");
-    if (const char *str = lua_tostring(state, -1))
-        ref.val() = str;
-    lua_pop(state, 1);
-
-    lua_getfield(state, 1, "ints");
-    if (lua_istable(state, -1))
-    {
-        for (int i = 0; i < PersistentDataItem::NumInts; i++)
-        {
-            lua_rawgeti(state, -1, i+1);
-            if (lua_isnumber(state, -1))
-                ref.ival(i) = lua_tointeger(state, -1);
-            lua_pop(state, 1);
-        }
-    }
-    lua_pop(state, 1);
-
-    // Reinitialize lua from C++ and return
-    read_persistent(state, ref, false);
-    lua_pushboolean(state, added);
-    return 2;
-}
-
-static const luaL_Reg dfhack_persistent_funcs[] = {
-    { "get", dfhack_persistent_get },
-    { "delete", dfhack_persistent_delete },
-    { "get_all", dfhack_persistent_get_all },
-    { "save", dfhack_persistent_save },
-    { NULL, NULL }
-};
-
-static void OpenPersistent(lua_State *state)
-{
-    luaL_getsubtable(state, lua_gettop(state), "persistent");
-
-    lua_dup(state);
-    luaL_setfuncs(state, dfhack_persistent_funcs, 1);
-
-    lua_dup(state);
-    lua_setfield(state, -2, "__index");
-
-    lua_pop(state, 1);
-}
-
-/************************
- * Wrappers for C++ API *
- ************************/
-
-static void OpenModule(lua_State *state, const char *mname, const LuaWrapper::FunctionReg *reg)
-{
-    luaL_getsubtable(state, lua_gettop(state), mname);
-    LuaWrapper::SetFunctionWrappers(state, reg);
-    lua_pop(state, 1);
-}
-
-#define WRAPM(module, function) { #function, df::wrap_function(&module::function) }
-#define WRAP(function) { #function, df::wrap_function(&function) }
-#define WRAPN(name, function) { #name, df::wrap_function(&function) }
-
-static const LuaWrapper::FunctionReg dfhack_module[] = {
-    WRAPM(Translation, TranslateName),
-    { NULL, NULL }
-};
-
-static const LuaWrapper::FunctionReg dfhack_gui_module[] = {
-    WRAPM(Gui, getSelectedWorkshopJob),
-    WRAPM(Gui, getSelectedJob),
-    WRAPM(Gui, getSelectedUnit),
-    WRAPM(Gui, getSelectedItem),
-    WRAPM(Gui, showAnnouncement),
-    WRAPM(Gui, showPopupAnnouncement),
-    { NULL, NULL }
-};
-
-static bool jobEqual(df::job *job1, df::job *job2) { return *job1 == *job2; }
-static bool jobItemEqual(df::job_item *job1, df::job_item *job2) { return *job1 == *job2; }
-
-static const LuaWrapper::FunctionReg dfhack_job_module[] = {
-    WRAP(cloneJobStruct),
-    WRAP(printJobDetails),
-    WRAP(getJobHolder),
-    WRAPN(is_equal, jobEqual),
-    WRAPN(is_item_equal, jobItemEqual),
-    { NULL, NULL }
-};
-
-static const LuaWrapper::FunctionReg dfhack_units_module[] = {
-    WRAPM(Units, getVisibleName),
-    WRAPM(Units, isDead),
-    WRAPM(Units, isAlive),
-    WRAPM(Units, isSane),
-    { NULL, NULL }
-};
-
 /************************
  *  Main Open function  *
  ************************/
 
+void OpenDFHackApi(lua_State *state);
+
 lua_State *DFHack::Lua::Open(color_ostream &out, lua_State *state)
 {
     if (!state)
@@ -942,12 +675,7 @@ lua_State *DFHack::Lua::Open(color_ostream &out, lua_State *state)
     // Initialize the dfhack global
     luaL_setfuncs(state, dfhack_funcs, 0);
 
-    OpenPersistent(state);
-
-    LuaWrapper::SetFunctionWrappers(state, dfhack_module);
-    OpenModule(state, "gui", dfhack_gui_module);
-    OpenModule(state, "job", dfhack_job_module);
-    OpenModule(state, "units", dfhack_units_module);
+    OpenDFHackApi(state);
 
     lua_setglobal(state, "dfhack");