diff --git a/editor/editor.pro b/editor/editor.pro
new file mode 100644
index 0000000000..2bf57aa6e5
--- /dev/null
+++ b/editor/editor.pro
@@ -0,0 +1,17 @@
+# Editor specific things.
+
+TARGET = editor
+TEMPLATE = lib
+CONFIG += staticlib warn_on
+INCLUDEPATH += ../3party/opening_hours/src
+
+ROOT_DIR = ..
+
+include($$ROOT_DIR/common.pri)
+
+SOURCES += \
+  ui2oh.cpp
+
+HEADERS += \
+  opening_hours_ui.hpp \
+  ui2oh.hpp \
diff --git a/editor/opening_hours_ui.hpp b/editor/opening_hours_ui.hpp
new file mode 100644
index 0000000000..e466ed0c28
--- /dev/null
+++ b/editor/opening_hours_ui.hpp
@@ -0,0 +1,45 @@
+#pragma once
+
+#include "std/set.hpp"
+#include "std/vector.hpp"
+
+#include "3party/opening_hours/opening_hours.hpp"
+
+namespace editor
+{
+namespace ui
+{
+
+struct Time
+{
+  int hours;
+  int minutes;
+};
+
+struct Timespan
+{
+  Time from;
+  Time to;
+};
+
+enum class OpeningHoursTemplates
+{
+  TwentyFourHours,
+  Weekdays,
+  AllDays
+};
+
+using TOpeningDays = set<osmoh::Weekday>;
+
+struct TimeTable
+{
+  bool isAllDay;
+  TOpeningDays weekday;
+  Timespan openingTime;
+  vector<Timespan> excludeTime;
+};
+
+using TTimeTables = vector<TimeTable>;
+
+} // namespace ui
+} // namespace editor
diff --git a/editor/ui2oh.cpp b/editor/ui2oh.cpp
new file mode 100644
index 0000000000..1e402b98f3
--- /dev/null
+++ b/editor/ui2oh.cpp
@@ -0,0 +1,46 @@
+#include "editor/ui2oh.hpp"
+
+#include "std/array.hpp"
+
+
+namespace
+{
+// osmoh::TWeekdayRanges DaysSetToRange( const & days)
+// {
+
+//   TWeekdayRanges ragnes;
+//   Weekday previous = Weekday::None;
+//   for (auto const & wd : days)
+//   {
+//     auto & range = ranges.back();
+//     if (previous == Weekday::None)
+//     {
+//       ranges.push_back(WeekdayRange());
+//       range.SetStart(wd);
+//     }
+//     else if (static_cast<int>(wd) - static_cast<int>(previous) > 1)
+//     {
+//       ranges.push_back(WeekdayRange());
+//       range.SetStart(wd);
+//     }
+//   }
+//   return {};
+// }
+} // namespace
+
+namespace editor
+{
+// osmoh::OpeningHours ConvertOpeningkHours(ui::TTimeTables const & oh)
+// {
+//   using namespace osmoh;
+
+//   // TRuleSequences rule;
+//   // TWeekdayRanges weekdayRanges;
+//   return {};
+// }
+
+ui::TTimeTables ConvertOpeningkHours(osmoh::OpeningHours const & oh)
+{
+  return {};
+}
+} // namespace
diff --git a/editor/ui2oh.hpp b/editor/ui2oh.hpp
new file mode 100644
index 0000000000..e629eb5063
--- /dev/null
+++ b/editor/ui2oh.hpp
@@ -0,0 +1,12 @@
+#pragma once
+
+#include "editor/opening_hours_ui.hpp"
+
+#include "3party/opening_hours/opening_hours.hpp"
+
+
+namespace editor
+{
+osmoh::OpeningHours ConvertOpeningHours(ui::TTimeTables const & tt);
+ui::TTimeTables ConvertOpeningHours(osmoh::OpeningHours const & oh);
+} // namespace editor
diff --git a/omim.pro b/omim.pro
index b8446fdc45..4c949c4bc7 100644
--- a/omim.pro
+++ b/omim.pro
@@ -23,7 +23,7 @@ HEADERS += defines.hpp
   CONFIG *= desktop
 }
 
-SUBDIRS = 3party base coding geometry indexer search routing
+SUBDIRS = 3party base coding geometry indexer search routing editor
 
 !CONFIG(osrm) {
   SUBDIRS *= platform stats storage