diff --git a/meson.build b/meson.build
index d690a49..e8411b5 100644
--- a/meson.build
+++ b/meson.build
@@ -9,12 +9,25 @@ project('tiwiq',
 
 twq_lib = static_library('tiwiq',
                          sources: [
-                           'src/core/KeyMod.cpp',
-                           'src/core/Shortcut.cpp',
+                           'src/core/Binding.cpp',
                            'src/core/Command.cpp',
                            'src/core/Context.cpp',
-                           'src/core/Binding.cpp',
                            'src/core/Executor.cpp',
+                           'src/core/KeyMod.cpp',
+                           'src/core/Plugin.cpp',
+                           'src/core/Shortcut.cpp',
+                           'src/core/Tiwiq.cpp',
+                           'src/core/UI.cpp',
+                           'src/core/Observer.cpp',
+                           'src/core/Observable.cpp',
+                           'src/core/Event.cpp',
+
+                           'src/cmd/QuitCmd.cpp',
+
+                           'src/plugins/CorePlugin.cpp',
+
+                           'src/term/Controller.cpp',
+                           'src/term/Term.cpp',
                          ],
                          dependencies: [
                            dependency('ncursesw')
diff --git a/src/cmd/QuitCmd.cpp b/src/cmd/QuitCmd.cpp
new file mode 100644
index 0000000..cba8cce
--- /dev/null
+++ b/src/cmd/QuitCmd.cpp
@@ -0,0 +1,25 @@
+#include "QuitCmd.hpp"
+
+namespace twq
+{
+  namespace cmd
+  {
+    /*explicit*/ QuitCmd::QuitCmd()
+    {
+    }
+
+    /*virtual*/ QuitCmd::~QuitCmd()
+    {
+    }
+
+    /*virtual*/ void QuitCmd::execute(core::Context& context) /*override*/
+    {
+      context.tiwiq().stop();
+    }
+
+    /*virtual*/ void QuitCmd::undo(core::Context&) /*override*/
+    {
+    }
+
+  }
+}
diff --git a/src/cmd/QuitCmd.hpp b/src/cmd/QuitCmd.hpp
new file mode 100644
index 0000000..e408385
--- /dev/null
+++ b/src/cmd/QuitCmd.hpp
@@ -0,0 +1,24 @@
+#ifndef twq_cmd_QUITCMD_HPP
+#define twq_cmd_QUITCMD_HPP
+
+#include "../core/Command.hpp"
+
+namespace twq
+{
+  namespace cmd
+  {
+    class QuitCmd: public core::Command
+    {
+    public:
+      explicit QuitCmd();
+      virtual ~QuitCmd();
+
+      virtual void execute(core::Context& context) override;
+      virtual void undo(core::Context& context) override;
+
+    private:
+    };
+  }
+}
+
+#endif
diff --git a/src/core/Context.cpp b/src/core/Context.cpp
index d323a11..e9c9dfe 100644
--- a/src/core/Context.cpp
+++ b/src/core/Context.cpp
@@ -4,7 +4,8 @@ namespace twq
 {
   namespace core
   {
-    /*explicit*/ Context::Context()
+    /*explicit*/ Context::Context(Tiwiq& tiwiq)
+      : m_tiwiq { tiwiq }
     {
     }
 
diff --git a/src/core/Context.hpp b/src/core/Context.hpp
index a91b9d0..724c6e4 100644
--- a/src/core/Context.hpp
+++ b/src/core/Context.hpp
@@ -1,6 +1,8 @@
 #ifndef twq_core_CONTEXT_HPP
 #define twq_core_CONTEXT_HPP
 
+#include "Tiwiq.hpp"
+
 namespace twq
 {
   namespace core
@@ -8,10 +10,13 @@ namespace twq
     class Context
     {
     public:
-      explicit Context();
+      explicit Context(Tiwiq& tiwiq);
       virtual ~Context();
 
+      Tiwiq& tiwiq() const { return m_tiwiq; }
+
     private:
+      Tiwiq& m_tiwiq;
     };
   }
 }
diff --git a/src/core/Event.cpp b/src/core/Event.cpp
new file mode 100644
index 0000000..e5e4138
--- /dev/null
+++ b/src/core/Event.cpp
@@ -0,0 +1,8 @@
+#include "Event.hpp"
+
+namespace twq
+{
+  namespace core
+  {
+  }
+}
diff --git a/src/core/Event.hpp b/src/core/Event.hpp
new file mode 100644
index 0000000..ad12bd0
--- /dev/null
+++ b/src/core/Event.hpp
@@ -0,0 +1,18 @@
+#ifndef twq_core_EVENT_HPP
+#define twq_core_EVENT_HPP
+
+#include "../commons.hpp"
+#include "KeyMod.hpp"
+
+namespace twq
+{
+  namespace core
+  {
+    struct Event
+    {
+      std::optional<KeyMod> key;
+    };
+  }
+}
+
+#endif
diff --git a/src/core/KeyMod.cpp b/src/core/KeyMod.cpp
index bb52dbf..e7eecdd 100644
--- a/src/core/KeyMod.cpp
+++ b/src/core/KeyMod.cpp
@@ -10,18 +10,18 @@ namespace twq
       return KeyMod { key_type, mods, std::nullopt };
     }
 
-    /*explicit*/ KeyMod::KeyMod(std::string const& repr)
+    /*explicit*/ KeyMod::KeyMod(std::wstring const& repr)
     {
       std::vector<ModType> mods;
 
-      if (repr.find("C-") != std::string::npos)
+      if (repr.find(L"C-") != std::string::npos)
         {
-          mods.push_back(MOD_LCTRL);
+          mods.push_back(KM_MOD_LCTRL);
         }
 
-      if (repr.find("A-") != std::string::npos)
+      if (repr.find(L"A-") != std::string::npos)
         {
-          mods.push_back(MOD_ALT);
+          mods.push_back(KM_MOD_ALT);
         }
 
       ssize_t k = repr.size() - 1;
@@ -30,7 +30,7 @@ namespace twq
           k--;
         }
 
-      std::string value;
+      std::wstring value;
 
       while (k >= 0
              && !std::isspace(repr[k])
@@ -42,16 +42,17 @@ namespace twq
 
       if (value.size() == 1)
         {
-          m_key_type = KEY_TEXT;
+          m_key_type = KM_KEY_TEXT;
           m_mods = mods;
           m_text = value.front();
           return;
         }
       else
         {
-          for (size_t i=0; i<KEY_COUNT; i++)
+          for (size_t i=0; i<KM_KEY_COUNT; i++)
             {
-              std::string val = KeyTypeStr[i] + strlen("KEY_");
+              std::string v = KeyTypeStr[i] + strlen("KM_KEY_");
+              std::wstring val(std::begin(v), std::end(v));
 
               if (val == value)
                 {
@@ -62,15 +63,16 @@ namespace twq
             }
 
           throw invalid_keymod_error {"cannot convert '"
-                                      + repr
+                                      + std::string(std::begin(repr),
+                                                    std::end(repr))
                                       + "' to keymod."};
 
         }
     }
 
-    /*explicit*/ KeyMod::KeyMod(char text,
+    /*explicit*/ KeyMod::KeyMod(wchar_t text,
                                 std::vector<ModType> const& mods)
-      : m_key_type { KEY_TEXT }
+      : m_key_type { KM_KEY_TEXT }
       , m_mods { mods }
       , m_text { text }
     {
@@ -78,7 +80,7 @@ namespace twq
 
     /*explicit*/ KeyMod::KeyMod(KeyType key_type,
                                 std::vector<ModType> const& mods,
-                                std::optional<char> text)
+                                std::optional<wchar_t> text)
       : m_key_type { key_type }
       , m_mods { mods }
       , m_text { text }
@@ -103,7 +105,7 @@ namespace twq
           return false;
         }
 
-      if (m_key_type == KEY_TEXT
+      if (m_key_type == KM_KEY_TEXT
           && *m_text != *rhs.m_text)
         {
           return false;
@@ -126,27 +128,27 @@ namespace twq
       return true;
     }
 
-    std::string KeyMod::string() const
+    std::wstring KeyMod::wstring() const
     {
-      std::stringstream ss;
+      std::wstringstream ss;
 
-      if (has_mod(MOD_LCTRL))
+      if (has_mod(KM_MOD_LCTRL))
         {
           ss << "C-";
         }
 
-      if (has_mod(MOD_ALT))
+      if (has_mod(KM_MOD_ALT))
         {
           ss << "A-";
         }
 
-      if (m_key_type == KEY_TEXT)
+      if (m_key_type == KM_KEY_TEXT)
         {
           ss << *m_text;
         }
       else
         {
-          ss << (KeyTypeStr[m_key_type] + strlen("KEY_"));
+          ss << (KeyTypeStr[m_key_type] + strlen("KM_KEY_"));
         }
 
       return ss.str();
diff --git a/src/core/KeyMod.hpp b/src/core/KeyMod.hpp
index 7378cc4..79c0ae8 100644
--- a/src/core/KeyMod.hpp
+++ b/src/core/KeyMod.hpp
@@ -4,17 +4,17 @@
 #include "../commons.hpp"
 
 #define KEY_TYPES(G)                            \
-  G(KEY_TEXT),                                  \
-    G(KEY_UP),                                  \
-    G(KEY_DOWN),                                \
-    G(KEY_LEFT),                                \
-    G(KEY_RIGHT),                               \
-    G(KEY_COUNT),
+  G(KM_KEY_TEXT),                                  \
+    G(KM_KEY_UP),                                  \
+    G(KM_KEY_DOWN),                                \
+    G(KM_KEY_LEFT),                                \
+    G(KM_KEY_RIGHT),                               \
+    G(KM_KEY_COUNT),
 
 #define MOD_TYPES(G)\
-  G(MOD_LCTRL),     \
-    G(MOD_ALT),     \
-    G(MOD_COUNT),
+  G(KM_MOD_LCTRL),     \
+    G(KM_MOD_ALT),     \
+    G(KM_MOD_COUNT),
 
 namespace twq
 {
@@ -31,31 +31,31 @@ namespace twq
       static KeyMod key(KeyType key_type,
                         std::vector<ModType> const& mods={});
 
-      explicit KeyMod(std::string const& repr);
+      explicit KeyMod(std::wstring const& repr);
 
-      explicit KeyMod(char text, std::vector<ModType> const& mods={});
+      explicit KeyMod(wchar_t text, std::vector<ModType> const& mods={});
 
 
       explicit KeyMod(KeyType key_type,
                       std::vector<ModType> const& mods,
-                      std::optional<char> text);
+                      std::optional<wchar_t> text);
 
       KeyType key_type() const { return m_key_type; }
       std::vector<ModType> mods() const { return m_mods; }
-      std::optional<char> text() const { return m_text; }
+      std::optional<wchar_t> text() const { return m_text; }
 
       bool has_mod(ModType mod_type) const;
 
       bool equals(KeyMod const& rhs) const;
 
-      std::string string() const;
+      std::wstring wstring() const;
 
       virtual ~KeyMod();
 
     private:
       KeyType m_key_type;
       std::vector<ModType> m_mods;
-      std::optional<char> m_text;
+      std::optional<wchar_t> m_text;
     };
   }
 }
diff --git a/src/core/Observable.cpp b/src/core/Observable.cpp
new file mode 100644
index 0000000..f377082
--- /dev/null
+++ b/src/core/Observable.cpp
@@ -0,0 +1,33 @@
+#include "Observable.hpp"
+
+namespace twq
+{
+  namespace core
+  {
+    /*explicit*/ Observable::Observable()
+    {
+    }
+
+    /*virtual*/ Observable::~Observable()
+    {
+    }
+
+    void Observable::add_observer(std::weak_ptr<Observer> observer)
+    {
+      m_observers.push_back(observer);
+    }
+
+    void Observable::notify(Event& event)
+    {
+      for (auto observer: m_observers)
+        {
+          if (auto obs = observer.lock();
+              obs)
+            {
+              obs->update(event);
+            }
+        }
+    }
+
+  }
+}
diff --git a/src/core/Observable.hpp b/src/core/Observable.hpp
new file mode 100644
index 0000000..2e35800
--- /dev/null
+++ b/src/core/Observable.hpp
@@ -0,0 +1,27 @@
+#ifndef twq_core_OBSERVABLE_HPP
+#define twq_core_OBSERVABLE_HPP
+
+#include "../commons.hpp"
+#include "Observer.hpp"
+#include "Event.hpp"
+
+namespace twq
+{
+  namespace core
+  {
+    class Observable
+    {
+    public:
+      explicit Observable();
+      virtual ~Observable();
+
+      void add_observer(std::weak_ptr<Observer> observer);
+      void notify(Event& event);
+
+    private:
+      std::vector<std::weak_ptr<Observer>> m_observers;
+    };
+  }
+}
+
+#endif
diff --git a/src/core/Observer.cpp b/src/core/Observer.cpp
new file mode 100644
index 0000000..a9800fe
--- /dev/null
+++ b/src/core/Observer.cpp
@@ -0,0 +1,15 @@
+#include "Observer.hpp"
+
+namespace twq
+{
+  namespace core
+  {
+    /*explicit*/ Observer::Observer()
+    {
+    }
+
+    /*virtual*/ Observer::~Observer()
+    {
+    }
+  }
+}
diff --git a/src/core/Observer.hpp b/src/core/Observer.hpp
new file mode 100644
index 0000000..370649d
--- /dev/null
+++ b/src/core/Observer.hpp
@@ -0,0 +1,24 @@
+#ifndef twq_core_OBSERVER_HPP
+#define twq_core_OBSERVER_HPP
+
+#include "../commons.hpp"
+#include "Event.hpp"
+
+namespace twq
+{
+  namespace core
+  {
+    class Observer
+    {
+    public:
+      explicit Observer();
+      virtual ~Observer();
+
+      virtual void update(Event&) {}
+
+    private:
+    };
+  }
+}
+
+#endif
diff --git a/src/core/Plugin.cpp b/src/core/Plugin.cpp
new file mode 100644
index 0000000..b5f83f8
--- /dev/null
+++ b/src/core/Plugin.cpp
@@ -0,0 +1,23 @@
+#include "Plugin.hpp"
+#include "Executor.hpp"
+
+namespace twq
+{
+  namespace core
+  {
+    /*explicit*/ Plugin::Plugin(std::string const& name)
+      : m_name { name }
+      , m_executor { std::make_shared<Executor>() }
+    {
+    }
+
+    /*virtual*/ Plugin::~Plugin()
+    {
+    }
+
+    std::weak_ptr<Executor> Plugin::executor()
+    {
+      return m_executor;
+    }
+  }
+}
diff --git a/src/core/Plugin.hpp b/src/core/Plugin.hpp
new file mode 100644
index 0000000..0ee8de1
--- /dev/null
+++ b/src/core/Plugin.hpp
@@ -0,0 +1,33 @@
+#ifndef twq_core_PLUGIN_HPP
+#define twq_core_PLUGIN_HPP
+
+#include "../commons.hpp"
+#include "UI.hpp"
+
+namespace twq
+{
+  namespace core
+  {
+    class Executor;
+
+    class Plugin
+    {
+    public:
+      explicit Plugin(std::string const& name);
+      virtual ~Plugin();
+
+      std::string name() const { return m_name; }
+      std::weak_ptr<UI> ui() { return m_ui; }
+
+      std::weak_ptr<Executor> executor();
+    private:
+      std::string m_name;
+      std::shared_ptr<Executor> m_executor;
+
+      std::shared_ptr<UI> m_ui =
+        std::make_shared<UI>();
+    };
+  }
+}
+
+#endif
diff --git a/src/core/Shortcut.cpp b/src/core/Shortcut.cpp
index 8c4fc05..7992771 100644
--- a/src/core/Shortcut.cpp
+++ b/src/core/Shortcut.cpp
@@ -10,14 +10,14 @@ namespace twq
     {
     }
 
-    /*explicit*/ Shortcut::Shortcut(std::string const& repr)
+    /*explicit*/ Shortcut::Shortcut(std::wstring const& repr)
     {
-      std::string buffer;
+      std::wstring buffer;
       std::vector<ModType> mods;
 
       for (size_t i=0; i<repr.size(); i++)
         {
-          char c = repr[i];
+          wchar_t c = repr[i];
 
           if (std::isspace(c))
             {
@@ -29,9 +29,11 @@ namespace twq
                     }
                   catch (invalid_keymod_error const& err)
                     {
-                      throw invalid_shortcut_error {"cannot convert '"
-                                                    + repr
-                                                    + "' to shortcut"};
+                      throw invalid_shortcut_error {
+                        "cannot convert '"
+                        + std::string(std::begin(repr),
+                                      std::end(repr))
+                        + "' to shortcut"};
                     }
                 }
 
@@ -53,7 +55,8 @@ namespace twq
           catch (invalid_keymod_error const& err)
             {
               throw invalid_shortcut_error {"cannot convert '"
-                                            + repr
+                                            + std::string(std::begin(repr),
+                                                          std::end(repr))
                                             + "' to shortcut"};
             }
         }
@@ -77,15 +80,15 @@ namespace twq
       m_keymods.push_back(keymod);
     }
 
-    std::string Shortcut::string() const
+    std::wstring Shortcut::wstring() const
     {
-      std::stringstream ss;
-      std::string sep;
+      std::wstringstream ss;
+      std::wstring sep;
 
       for (auto const& km: m_keymods)
         {
-          ss << sep << km.string();
-          sep = " ";
+          ss << sep << km.wstring();
+          sep = L" ";
         }
 
       return ss.str();
diff --git a/src/core/Shortcut.hpp b/src/core/Shortcut.hpp
index 3c4df32..e5a6643 100644
--- a/src/core/Shortcut.hpp
+++ b/src/core/Shortcut.hpp
@@ -13,14 +13,14 @@ namespace twq
     {
     public:
       explicit Shortcut();
-      explicit Shortcut(std::string const& repr);
+      explicit Shortcut(std::wstring const& repr);
       virtual ~Shortcut();
 
       size_t count() const { return m_keymods.size(); }
       KeyMod get(size_t index) const;
 
       void push(KeyMod const& keymod);
-      std::string string() const;
+      std::wstring wstring() const;
 
     private:
       std::vector<KeyMod> m_keymods;
diff --git a/src/core/Tiwiq.cpp b/src/core/Tiwiq.cpp
new file mode 100644
index 0000000..611e789
--- /dev/null
+++ b/src/core/Tiwiq.cpp
@@ -0,0 +1,44 @@
+#include "Tiwiq.hpp"
+#include "Event.hpp"
+#include "Executor.hpp"
+
+namespace twq
+{
+  namespace core
+  {
+    /*explicit*/ Tiwiq::Tiwiq()
+    {
+    }
+
+    /*virtual*/ Tiwiq::~Tiwiq()
+    {
+    }
+
+    void Tiwiq::start()
+    {
+      m_is_running = true;
+    }
+
+    void Tiwiq::stop()
+    {
+      m_is_running = false;
+    }
+
+    void Tiwiq::add_plugin(std::shared_ptr<Plugin> plugin)
+    {
+      m_plugins.push_back(plugin);
+    }
+
+    void Tiwiq::update(Event& event) /*override*/
+    {
+      if (event.key)
+        {
+          if (!m_plugins.empty())
+            {
+              Context ctx { *this };
+              m_plugins.back()->executor().lock()->update(ctx, *event.key);
+            }
+        }
+    }
+  }
+}
diff --git a/src/core/Tiwiq.hpp b/src/core/Tiwiq.hpp
new file mode 100644
index 0000000..35464ed
--- /dev/null
+++ b/src/core/Tiwiq.hpp
@@ -0,0 +1,34 @@
+#ifndef twq_core_TIWIQ_HPP
+#define twq_core_TIWIQ_HPP
+
+#include "../commons.hpp"
+#include "Plugin.hpp"
+#include "Observer.hpp"
+
+namespace twq
+{
+  namespace core
+  {
+    class Tiwiq: public Observer
+    {
+    public:
+      explicit Tiwiq();
+      virtual ~Tiwiq();
+
+      bool is_running() const { return m_is_running; }
+
+      void start();
+      void stop();
+
+      void add_plugin(std::shared_ptr<Plugin> plugin);
+
+      void update(Event& event) override;
+
+    private:
+      bool m_is_running = false;
+      std::vector<std::shared_ptr<Plugin>> m_plugins;
+    };
+  }
+}
+
+#endif
diff --git a/src/core/UI.cpp b/src/core/UI.cpp
new file mode 100644
index 0000000..702728e
--- /dev/null
+++ b/src/core/UI.cpp
@@ -0,0 +1,15 @@
+#include "UI.hpp"
+
+namespace twq
+{
+  namespace core
+  {
+    /*explicit*/ UI::UI()
+    {
+    }
+
+    /*virtual*/ UI::~UI()
+    {
+    }
+  }
+}
diff --git a/src/core/UI.hpp b/src/core/UI.hpp
new file mode 100644
index 0000000..fb32fe9
--- /dev/null
+++ b/src/core/UI.hpp
@@ -0,0 +1,19 @@
+#ifndef twq_core_UI_HPP
+#define twq_core_UI_HPP
+
+namespace twq
+{
+  namespace core
+  {
+    class UI
+    {
+    public:
+      explicit UI();
+      virtual ~UI();
+
+    private:
+    };
+  }
+}
+
+#endif
diff --git a/src/main.cpp b/src/main.cpp
index a72903a..e061cd7 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -1,6 +1,27 @@
 #include <iostream>
+#include "core/Tiwiq.hpp"
+#include "term/Term.hpp"
+#include "plugins/CorePlugin.hpp"
 
 int main(int, char**)
 {
+  auto tiwiq = std::make_shared<twq::core::Tiwiq>();
+  auto term = std::make_shared<twq::term::Term>();
+  term->controller().lock()->add_observer(tiwiq);
+
+  // Build and add plugins
+  // ---------------------
+  auto core_plugin = std::make_shared<twq::plugins::CorePlugin>();
+  tiwiq->add_plugin(core_plugin);
+
+  // Start TiwiQ
+  // -----------
+  tiwiq->start();
+
+  while (tiwiq->is_running())
+    {
+      term->controller().lock()->update();
+    }
+
   return 0;
 }
diff --git a/src/plugins/CorePlugin.cpp b/src/plugins/CorePlugin.cpp
new file mode 100644
index 0000000..53578fb
--- /dev/null
+++ b/src/plugins/CorePlugin.cpp
@@ -0,0 +1,23 @@
+#include "CorePlugin.hpp"
+#include "../core/Executor.hpp"
+
+namespace twq
+{
+  namespace plugins
+  {
+    /*explicit*/ CorePlugin::CorePlugin()
+      : core::Plugin {"core"}
+    {
+      auto exec = executor().lock();
+
+      auto sc = std::make_shared<core::Shortcut>(L"C-C C-C");
+      auto cmd = std::make_shared<cmd::QuitCmd>();
+      auto binding = core::Binding{sc, cmd};
+      exec->register_binding(binding);
+    }
+
+    /*virtual*/ CorePlugin::~CorePlugin()
+    {
+    }
+  }
+}
diff --git a/src/plugins/CorePlugin.hpp b/src/plugins/CorePlugin.hpp
new file mode 100644
index 0000000..fd135f5
--- /dev/null
+++ b/src/plugins/CorePlugin.hpp
@@ -0,0 +1,22 @@
+#ifndef twq_plugins_COREPLUGIN_HPP
+#define twq_plugins_COREPLUGIN_HPP
+
+#include "../core/Plugin.hpp"
+#include "../cmd/QuitCmd.hpp"
+
+namespace twq
+{
+  namespace plugins
+  {
+    class CorePlugin: public core::Plugin
+    {
+    public:
+      explicit CorePlugin();
+      virtual ~CorePlugin();
+
+    private:
+    };
+  }
+}
+
+#endif
diff --git a/src/term/Controller.cpp b/src/term/Controller.cpp
new file mode 100644
index 0000000..3c88c9e
--- /dev/null
+++ b/src/term/Controller.cpp
@@ -0,0 +1,61 @@
+#include <curses.h>
+#include "Controller.hpp"
+#include "../core/KeyMod.hpp"
+
+
+namespace twq
+{
+  namespace term
+  {
+    /*explicit*/ Controller::Controller()
+    {
+    }
+
+    /*virtual*/ Controller::~Controller()
+    {
+    }
+
+    void Controller::update()
+    {
+      core::Event event;
+      event.key = get();
+      notify(event);
+    }
+
+    core::KeyMod Controller::get() const
+    {
+      wint_t c;
+      get_wch(&c);
+
+      core::KeyType key_type = core::KM_KEY_TEXT;
+      std::optional<wchar_t> text;
+      std::vector<core::ModType> mods;
+
+      if (c == 27)
+        {
+          get_wch(&c);
+          mods.push_back(core::KM_MOD_ALT);
+        }
+
+      std::string name = keyname(c);
+      std::wstring wname {std::begin(name), std::end(name)};
+
+      if (wname.size() > 1 && wname[0] == L'^')
+        {
+          text = wname[1];
+          mods.push_back(core::KM_MOD_LCTRL);
+        }
+      else if (std::iswprint((wchar_t) c))
+        {
+          text = c;
+        }
+      else
+        {
+          TWQ_ASSERT(0, "keymod not found");
+        }
+
+      auto keymod = core::KeyMod {key_type, mods, text};
+      return keymod;
+    }
+  }
+}
diff --git a/src/term/Controller.hpp b/src/term/Controller.hpp
new file mode 100644
index 0000000..45d2126
--- /dev/null
+++ b/src/term/Controller.hpp
@@ -0,0 +1,26 @@
+#ifndef twq_term_CONTROLLER_HPP
+#define twq_term_CONTROLLER_HPP
+
+#include "../commons.hpp"
+#include "../core/KeyMod.hpp"
+#include "../core/Observable.hpp"
+
+namespace twq
+{
+  namespace term
+  {
+    class Controller: public core::Observable
+    {
+    public:
+      explicit Controller();
+      virtual ~Controller();
+
+      void update();
+      core::KeyMod get() const;
+
+    private:
+    };
+  }
+}
+
+#endif
diff --git a/src/term/Term.cpp b/src/term/Term.cpp
new file mode 100644
index 0000000..39eba32
--- /dev/null
+++ b/src/term/Term.cpp
@@ -0,0 +1,22 @@
+#include "Term.hpp"
+
+namespace twq
+{
+  namespace term
+  {
+    /*explicit*/ Term::Term()
+    {
+      setlocale(LC_ALL, "");
+
+      initscr();
+      raw();
+      keypad(stdscr, TRUE);
+      noecho();
+    }
+
+    /*virtual*/ Term::~Term()
+    {
+      endwin();
+    }
+  }
+}
diff --git a/src/term/Term.hpp b/src/term/Term.hpp
new file mode 100644
index 0000000..9021c41
--- /dev/null
+++ b/src/term/Term.hpp
@@ -0,0 +1,28 @@
+#ifndef twq_term_TERM_HPP
+#define twq_term_TERM_HPP
+
+#include <ncurses.h>
+#include "../commons.hpp"
+
+#include "Controller.hpp"
+
+namespace twq
+{
+  namespace term
+  {
+    class Term
+    {
+    public:
+      explicit Term();
+      virtual ~Term();
+
+      std::weak_ptr<Controller> controller() { return m_controller; }
+
+    private:
+      std::shared_ptr<Controller> m_controller =
+        std::make_shared<Controller>();
+    };
+  }
+}
+
+#endif
diff --git a/tests/Executor.cpp b/tests/Executor.cpp
index 3bc1b6b..edcae43 100644
--- a/tests/Executor.cpp
+++ b/tests/Executor.cpp
@@ -1,4 +1,5 @@
 #include <catch2/catch.hpp>
+#include "../src/core/Tiwiq.hpp"
 #include "../src/core/Executor.hpp"
 
 using namespace twq::core;
@@ -9,7 +10,13 @@ public:
   explicit ExecutorTest() {}
   virtual ~ExecutorTest() {}
 
+  Context get_context()
+  {
+    return Context {m_tiwiq};
+  }
+
 protected:
+  twq::core::Tiwiq m_tiwiq;
 };
 
 struct CommandMock: public Command
@@ -28,95 +35,95 @@ struct CommandMock: public Command
 
 TEST_CASE_METHOD(ExecutorTest, "Executor_one_key")
 {
-  Context ctx;
+  Context ctx = get_context();
   auto cmd = std::make_shared<CommandMock>();
-  Binding b {std::make_shared<Shortcut>("a"), cmd};
+  Binding b {std::make_shared<Shortcut>(L"a"), cmd};
 
   Executor exec;
   exec.register_binding(b);
 
   REQUIRE(0 == cmd->execute_count);
-  exec.update(ctx, KeyMod {"a"});
+  exec.update(ctx, KeyMod {L"a"});
   REQUIRE(1 == cmd->execute_count);
-  exec.update(ctx, KeyMod {"a"});
+  exec.update(ctx, KeyMod {L"a"});
   REQUIRE(2 == cmd->execute_count);
 }
 
 TEST_CASE_METHOD(ExecutorTest, "Executor_two_same_keys")
 {
-  Context ctx;
+  Context ctx = get_context();
   auto cmd = std::make_shared<CommandMock>();
-  Binding b {std::make_shared<Shortcut>("a a"), cmd};
+  Binding b {std::make_shared<Shortcut>(L"a a"), cmd};
 
   Executor exec;
   exec.register_binding(b);
 
   REQUIRE(0 == cmd->execute_count);
-  exec.update(ctx, KeyMod {"a"});
+  exec.update(ctx, KeyMod {L"a"});
   REQUIRE(0 == cmd->execute_count);
-  exec.update(ctx, KeyMod {"a"});
+  exec.update(ctx, KeyMod {L"a"});
   REQUIRE(1 == cmd->execute_count);
-  exec.update(ctx, KeyMod {"a"});
+  exec.update(ctx, KeyMod {L"a"});
   REQUIRE(1 == cmd->execute_count);
-  exec.update(ctx, KeyMod {"a"});
+  exec.update(ctx, KeyMod {L"a"});
   REQUIRE(2 == cmd->execute_count);
 }
 
 TEST_CASE_METHOD(ExecutorTest, "Executor_two_keys")
 {
-  Context ctx;
+  Context ctx = get_context();
 
   auto cmd = std::make_shared<CommandMock>();
-  Binding b {std::make_shared<Shortcut>("a b"), cmd};
+  Binding b {std::make_shared<Shortcut>(L"a b"), cmd};
 
   Executor exec;
   exec.register_binding(b);
 
   REQUIRE(0 == cmd->execute_count);
-  exec.update(ctx, KeyMod {"a"});
+  exec.update(ctx, KeyMod {L"a"});
   REQUIRE(0 == cmd->execute_count);
-  exec.update(ctx, KeyMod {"b"});
+  exec.update(ctx, KeyMod {L"b"});
   REQUIRE(1 == cmd->execute_count);
-  exec.update(ctx, KeyMod {"a"});
+  exec.update(ctx, KeyMod {L"a"});
   REQUIRE(1 == cmd->execute_count);
-  exec.update(ctx, KeyMod {"b"});
+  exec.update(ctx, KeyMod {L"b"});
   REQUIRE(2 == cmd->execute_count);
 }
 
 
 TEST_CASE_METHOD(ExecutorTest, "Executor_wrong_key")
 {
-  Context ctx;
+  Context ctx = get_context();
 
   auto cmd = std::make_shared<CommandMock>();
-  Binding b {std::make_shared<Shortcut>("a b"), cmd};
+  Binding b {std::make_shared<Shortcut>(L"a b"), cmd};
 
   Executor exec;
   exec.register_binding(b);
 
   REQUIRE(0 == cmd->execute_count);
-  exec.update(ctx, KeyMod {"a"});
+  exec.update(ctx, KeyMod {L"a"});
   REQUIRE(0 == cmd->execute_count);
-  exec.update(ctx, KeyMod {"c"});
+  exec.update(ctx, KeyMod {L"c"});
   REQUIRE(0 == cmd->execute_count);
-  exec.update(ctx, KeyMod {"b"});
+  exec.update(ctx, KeyMod {L"b"});
   REQUIRE(0 == cmd->execute_count);
-  exec.update(ctx, KeyMod {"a"});
+  exec.update(ctx, KeyMod {L"a"});
   REQUIRE(0 == cmd->execute_count);
-  exec.update(ctx, KeyMod {"b"});
+  exec.update(ctx, KeyMod {L"b"});
   REQUIRE(1 == cmd->execute_count);
 }
 
 
 TEST_CASE_METHOD(ExecutorTest, "Executor_two_commands")
 {
-  Context ctx;
+  Context ctx = get_context();
 
   auto cmd0 = std::make_shared<CommandMock>();
-  Binding b0 {std::make_shared<Shortcut>("C-a b"), cmd0};
+  Binding b0 {std::make_shared<Shortcut>(L"C-a b"), cmd0};
 
   auto cmd1 = std::make_shared<CommandMock>();
-  Binding b1 {std::make_shared<Shortcut>("C-a c"), cmd1};
+  Binding b1 {std::make_shared<Shortcut>(L"C-a c"), cmd1};
 
   Executor exec;
   exec.register_binding(b0);
@@ -126,11 +133,11 @@ TEST_CASE_METHOD(ExecutorTest, "Executor_two_commands")
     {
       REQUIRE(0 == cmd0->execute_count);
       REQUIRE(0 == cmd1->execute_count);
-      exec.update(ctx, KeyMod {"C-a"});
+      exec.update(ctx, KeyMod {L"C-a"});
 
       REQUIRE(0 == cmd0->execute_count);
       REQUIRE(0 == cmd1->execute_count);
-      exec.update(ctx, KeyMod {"b"});
+      exec.update(ctx, KeyMod {L"b"});
 
       REQUIRE(1 == cmd0->execute_count);
       REQUIRE(0 == cmd1->execute_count);
@@ -140,11 +147,11 @@ TEST_CASE_METHOD(ExecutorTest, "Executor_two_commands")
     {
       REQUIRE(0 == cmd0->execute_count);
       REQUIRE(0 == cmd1->execute_count);
-      exec.update(ctx, KeyMod {"C-a"});
+      exec.update(ctx, KeyMod {L"C-a"});
 
       REQUIRE(0 == cmd0->execute_count);
       REQUIRE(0 == cmd1->execute_count);
-      exec.update(ctx, KeyMod {"c"});
+      exec.update(ctx, KeyMod {L"c"});
 
       REQUIRE(0 == cmd0->execute_count);
       REQUIRE(1 == cmd1->execute_count);
@@ -154,15 +161,15 @@ TEST_CASE_METHOD(ExecutorTest, "Executor_two_commands")
     {
       REQUIRE(0 == cmd0->execute_count);
       REQUIRE(0 == cmd1->execute_count);
-      exec.update(ctx, KeyMod {"C-a"});
+      exec.update(ctx, KeyMod {L"C-a"});
 
       REQUIRE(0 == cmd0->execute_count);
       REQUIRE(0 == cmd1->execute_count);
-      exec.update(ctx, KeyMod {"d"});
+      exec.update(ctx, KeyMod {L"d"});
 
       REQUIRE(0 == cmd0->execute_count);
       REQUIRE(0 == cmd1->execute_count);
-      exec.update(ctx, KeyMod {"b"});
+      exec.update(ctx, KeyMod {L"b"});
 
       REQUIRE(0 == cmd0->execute_count);
       REQUIRE(0 == cmd1->execute_count);
@@ -171,13 +178,13 @@ TEST_CASE_METHOD(ExecutorTest, "Executor_two_commands")
 
 TEST_CASE_METHOD(ExecutorTest, "Executor_two_sequentials_commands")
 {
-  Context ctx;
+  Context ctx = get_context();
 
   auto cmd0 = std::make_shared<CommandMock>();
-  Binding b0 {std::make_shared<Shortcut>("C-a b"), cmd0};
+  Binding b0 {std::make_shared<Shortcut>(L"C-a b"), cmd0};
 
   auto cmd1 = std::make_shared<CommandMock>();
-  Binding b1 {std::make_shared<Shortcut>("b c"), cmd1};
+  Binding b1 {std::make_shared<Shortcut>(L"b c"), cmd1};
 
   Executor exec;
   exec.register_binding(b0);
@@ -187,23 +194,23 @@ TEST_CASE_METHOD(ExecutorTest, "Executor_two_sequentials_commands")
     {
       REQUIRE(0 == cmd0->execute_count);
       REQUIRE(0 == cmd1->execute_count);
-      exec.update(ctx, KeyMod {"C-a"});
+      exec.update(ctx, KeyMod {L"C-a"});
 
       REQUIRE(0 == cmd0->execute_count);
       REQUIRE(0 == cmd1->execute_count);
-      exec.update(ctx, KeyMod {"b"});
+      exec.update(ctx, KeyMod {L"b"});
 
       REQUIRE(1 == cmd0->execute_count);
       REQUIRE(0 == cmd1->execute_count);
-      exec.update(ctx, KeyMod {"c"});
+      exec.update(ctx, KeyMod {L"c"});
 
       REQUIRE(1 == cmd0->execute_count);
       REQUIRE(0 == cmd1->execute_count);
-      exec.update(ctx, KeyMod {"b"});
+      exec.update(ctx, KeyMod {L"b"});
 
       REQUIRE(1 == cmd0->execute_count);
       REQUIRE(0 == cmd1->execute_count);
-      exec.update(ctx, KeyMod {"c"});
+      exec.update(ctx, KeyMod {L"c"});
 
       REQUIRE(1 == cmd0->execute_count);
       REQUIRE(1 == cmd1->execute_count);
diff --git a/tests/Shortcut.cpp b/tests/Shortcut.cpp
index 48c5d78..7754ef0 100644
--- a/tests/Shortcut.cpp
+++ b/tests/Shortcut.cpp
@@ -9,8 +9,8 @@ public:
   explicit ShortcutTest() {}
   virtual ~ShortcutTest() {}
 
-  void test_to_string(std::string const& oracle,
-                   std::vector<KeyMod> keymods)
+  void test_to_string(std::wstring const& oracle,
+                      std::vector<KeyMod> keymods)
   {
     Shortcut sc;
 
@@ -19,16 +19,15 @@ public:
         sc.push(km);
       }
 
-    INFO("Expected '" << oracle << "' got '" << sc.string() << "'");
-    REQUIRE(oracle == sc.string());
+    REQUIRE(oracle == sc.wstring());
   }
 
-  void test_from_string(std::string const& oracle,
-                        std::string const& shortcut)
+  void test_from_string(std::wstring const& oracle,
+                        std::wstring const& shortcut)
   {
     Shortcut sc { shortcut };
-    INFO("Expected '" << oracle << "' got '" << sc.string() << "'");
-    REQUIRE(oracle == sc.string());
+
+    REQUIRE(oracle == sc.wstring());
   }
 
 protected:
@@ -36,71 +35,71 @@ protected:
 
 TEST_CASE_METHOD(ShortcutTest, "Shortcut_string")
 {
-  test_to_string("f", {KeyMod {'f'}});
+  test_to_string(L"f", {KeyMod {'f'}});
 
-  test_to_string("a b c", {
-      KeyMod {'a'},
-      KeyMod {'b'},
-      KeyMod {'c'},
+  test_to_string(L"a b c", {
+      KeyMod {L'a'},
+      KeyMod {L'b'},
+      KeyMod {L'c'},
     });
 
-  test_to_string("C-g", {KeyMod {'g', {MOD_LCTRL}}});
-  test_to_string("A-g", {KeyMod {'g', {MOD_ALT}}});
-  test_to_string("C-A-g", {KeyMod {'g', {MOD_LCTRL, MOD_ALT}}});
+  test_to_string(L"C-g", {KeyMod {L'g', {KM_MOD_LCTRL}}});
+  test_to_string(L"A-g", {KeyMod {L'g', {KM_MOD_ALT}}});
+  test_to_string(L"C-A-g", {KeyMod {L'g', {KM_MOD_LCTRL, KM_MOD_ALT}}});
 
-  test_to_string("A-a C-A-b C-c d", {
-      KeyMod {'a', {MOD_ALT}},
-      KeyMod {'b', {MOD_LCTRL, MOD_ALT}},
-      KeyMod {'c', {MOD_LCTRL}},
-      KeyMod {'d'},
+  test_to_string(L"A-a C-A-b C-c d", {
+      KeyMod {L'a', {KM_MOD_ALT}},
+      KeyMod {L'b', {KM_MOD_LCTRL, KM_MOD_ALT}},
+      KeyMod {L'c', {KM_MOD_LCTRL}},
+      KeyMod {L'd'},
     });
 
-  test_to_string("UP", {
-      KeyMod::key(KEY_UP)
+  test_to_string(L"UP", {
+      KeyMod::key(KM_KEY_UP)
     });
 
-  test_to_string("DOWN", {
-      KeyMod::key(KEY_DOWN)
+  test_to_string(L"DOWN", {
+      KeyMod::key(KM_KEY_DOWN)
     });
 
-  test_to_string("LEFT", {
-      KeyMod::key(KEY_LEFT)
+  test_to_string(L"LEFT", {
+      KeyMod::key(KM_KEY_LEFT)
     });
 
-  test_to_string("RIGHT", {
-      KeyMod::key(KEY_RIGHT)
+  test_to_string(L"RIGHT", {
+      KeyMod::key(KM_KEY_RIGHT)
     });
 
-  test_to_string("C-UP", {
-      KeyMod::key(KEY_UP, {MOD_LCTRL})
+  test_to_string(L"C-UP", {
+      KeyMod::key(KM_KEY_UP, {KM_MOD_LCTRL})
     });
 
-  test_to_string("A-LEFT", {
-      KeyMod::key(KEY_LEFT, {MOD_ALT}),
+  test_to_string(L"A-LEFT", {
+      KeyMod::key(KM_KEY_LEFT, {KM_MOD_ALT}),
     });
 
-  test_to_string("C-A-RIGHT", {
-      KeyMod::key(KEY_RIGHT, {MOD_LCTRL, MOD_ALT}),
+  test_to_string(L"C-A-RIGHT", {
+      KeyMod::key(KM_KEY_RIGHT, {KM_MOD_LCTRL, KM_MOD_ALT}),
     });
 
-  test_from_string("", "");
+  test_from_string(L"", L"");
 
-  test_from_string("a", "a");
-  test_from_string("a", " a");
-  test_from_string("a", "a ");
+  test_from_string(L"a", L"a");
+  test_from_string(L"a", L" a");
+  test_from_string(L"a", L"a ");
 
-  test_from_string("C-a", "C-a");
-  test_from_string("C-a", " C-a ");
-  test_from_string("A-a", "A-a");
-  test_from_string("A-a", " A-a ");
+  test_from_string(L"C-a", L"C-a");
+  test_from_string(L"C-a", L" C-a ");
+  test_from_string(L"A-a", L"A-a");
+  test_from_string(L"A-a", L" A-a ");
 
-  test_from_string("C-A-a", " A-C-a ");
-  test_from_string("C-A-a", " C-A-a ");
+  test_from_string(L"C-A-a", L" A-C-a ");
+  test_from_string(L"C-A-a", L" C-A-a ");
 
-  test_from_string("C-A-a b C-c", " C-A-a  b   C-c");
+  test_from_string(L"C-A-a b C-c", L" C-A-a  b   C-c");
 
-  test_from_string("C-A-LEFT RIGHT C-UP",
-                   " C-A-LEFT  RIGHT   C-UP");
+  test_from_string(L"C-A-LEFT RIGHT C-UP",
+                   L" C-A-LEFT  RIGHT   C-UP");
 
-  REQUIRE_THROWS_AS(Shortcut { "C-A-DUCK" }, invalid_shortcut_error);
+  REQUIRE_THROWS_AS(Shortcut { L"C-A-DUCK" }, invalid_shortcut_error);
 }