diff --git a/CMakeLists.txt b/CMakeLists.txt
index 952f8b9..ae92603 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -2,11 +2,27 @@ cmake_minimum_required(VERSION 3.14)
 
 project(clippy_terminal)
 
-set(CMAKE_CXX_STANDARD 17)
+set(CMAKE_CXX_STANDARD 20)
 
 file(GLOB_RECURSE SOURCES_FILES src/*)
 
 add_executable(clippy_terminal ${SOURCES_FILES})
 target_include_directories(clippy_terminal PRIVATE ${CMAKE_CURRENT_SOURCE_DIR}/src)
+target_link_libraries(clippy_terminal cppshell rang)
 
 install(TARGETS clippy_terminal DESTINATION bin)
+
+include(FetchContent)
+FetchContent_Declare(
+  cppshell
+  GIT_REPOSITORY https://gitlab.com/Onyad/cppshell
+  GIT_TAG        origin/main
+)
+FetchContent_MakeAvailable(cppshell)
+
+FetchContent_Declare(
+  rang
+  GIT_REPOSITORY https://github.com/agauniyal/rang.git
+  GIT_TAG        origin/master
+)
+FetchContent_MakeAvailable(rang)
diff --git a/src/clippy/clippy.cpp b/src/clippy/clippy.cpp
new file mode 100644
index 0000000..1b9d064
--- /dev/null
+++ b/src/clippy/clippy.cpp
@@ -0,0 +1,91 @@
+#include <clippy/clippy.hpp>
+#include <clippy/target.hpp>
+
+#include <utils/parametres.hpp>
+#include <utils/config_path.hpp>
+
+#include <iostream>
+#include <memory>
+#include <vector>
+#include <filesystem>
+
+#include <rang.hpp>
+
+void Clippy::Run(const std::vector<std::string>& args) {
+  if (auto result = TryExecuteClippyCommand(args); result) {
+    result->Execute();
+    return;
+  }
+  if (auto result = GetScriptTarget(args); result) {
+    result->Execute();
+    return;
+  }
+
+  std::cout << rang::bg::red << rang::style::bold << "Unsupported parameters { ";
+  for (size_t i = 1; i < args.size(); ++i) {
+    std::cout << args[i] << (i + 1 == args.size() ? "" : ",") << " ";
+  }
+  std::cout << "}" << std::endl << rang::bg::reset << rang::style::reset;
+}
+
+Clippy::TargetPtr Clippy::TryExecuteClippyCommand(
+    const std::vector<std::string>& args) {
+  using namespace utils::parametres;
+  using namespace clippy::targets;
+  if (CheckPatternParametres(args, Parameter::Skip, "help",
+                             Parameter::Anything)) {
+    std::cout << "Hello I'm clippy" << std::endl;
+    std::cout << "Parametres: { ";
+    for (size_t i = 0; i < args.size(); ++i) {
+      std::cout << args[i] << (i + 1 == args.size() ? "" : ",") << " ";
+    }
+    std::cout << "}" << std::endl;
+
+    return std::make_unique<EmptyTarget>();
+  }
+
+  if (CheckPatternParametres(args, Parameter::Skip, "cfg",
+                             Parameter::Anything)) {
+    LoadProjects();
+    auto p = projects_->GetCurrentProject();
+
+    if (p.has_value()) {
+      return std::make_unique<OpenProjectConfig>(p->GetConfig());
+    } else {
+      return std::make_unique<CreateProjectConfig>(projects_.value());
+    }
+  }
+
+  if (CheckPatternParametres(args, Parameter::Skip, "crt",
+                             Parameter::Anything)) {
+    LoadProjects();
+    return std::make_unique<CreateProjectConfig>(projects_.value());
+  }
+
+  return nullptr;
+}
+
+Clippy::TargetPtr Clippy::GetScriptTarget(
+    const std::vector<std::string>& args) {
+  LoadProjects();
+  auto p = projects_->GetCurrentProject();
+
+  if (!p.has_value() || args.size() < 2) {
+    return nullptr;
+  }
+
+  auto cfg = p->GetConfig();
+  auto result = cfg.GetTarget(args[1]);
+
+  if (result && enable_aliases_) {
+    result->PushFront("shopt -s expand_aliases");
+  }
+
+  return result;
+}
+
+void Clippy::LoadProjects() {
+  if (!projects_.has_value()) {
+    projects_.emplace(utils::GetProjectDirectory() / "projects");
+  }
+}
diff --git a/src/clippy/clippy.hpp b/src/clippy/clippy.hpp
new file mode 100644
index 0000000..7dc83f0
--- /dev/null
+++ b/src/clippy/clippy.hpp
@@ -0,0 +1,25 @@
+#pragma once
+
+#include <clippy/project_list.hpp>
+#include <clippy/target.hpp>
+
+#include <vector>
+#include <string>
+#include <memory>
+
+class Clippy {
+ public:
+  Clippy(bool enable_aliases = true) : enable_aliases_(enable_aliases) {}
+
+  void Run(const std::vector<std::string>& args);
+
+  using TargetPtr = std::unique_ptr<clippy::targets::Target>;
+ private:
+  TargetPtr TryExecuteClippyCommand(const std::vector<std::string>& args);
+  TargetPtr GetScriptTarget(const std::vector<std::string>& args);
+
+  void LoadProjects();
+
+  bool enable_aliases_;
+  std::optional<ProjectList> projects_;
+};
diff --git a/src/clippy/config.cpp b/src/clippy/config.cpp
new file mode 100644
index 0000000..1940174
--- /dev/null
+++ b/src/clippy/config.cpp
@@ -0,0 +1,56 @@
+#include <clippy/config.hpp>
+#include <clippy/target.hpp>
+
+#include <fstream>
+#include <algorithm>
+
+std::string Strip(std::string s) {
+  while (!s.empty() && std::isspace(s.back())) {
+    s.pop_back();
+  }
+  std::reverse(s.begin(), s.end());
+  while (!s.empty() && std::isspace(s.back())) {
+    s.pop_back();
+  }
+  std::reverse(s.begin(), s.end());
+
+  return s;
+}
+
+std::unique_ptr<clippy::targets::RunShellScript> Config::GetTarget(
+    const std::string& target) {
+  std::ifstream in(path_);
+
+  std::string current;
+  std::vector<std::string> target_commands;
+  target_commands.emplace_back("cd " + initial_directory_);
+
+  bool target_begin = false;
+
+  while (std::getline(in, current)) {
+    if (current == target + ":") {
+      target_begin = true;
+      continue;
+    }
+
+    if (current.empty()) {
+      continue;
+    }
+
+    if (!std::isspace(current[0]) && target_begin) {
+      target_begin = false;
+    }
+
+    if (target_begin) {
+      target_commands.emplace_back(Strip(std::move(current)));
+    } else if (current[0] == '!') {
+      target_commands.emplace_back(current.substr(1, current.size() - 1));
+    }
+  }
+
+  if (!target_begin) {
+    return nullptr;
+  }
+
+  return std::make_unique<clippy::targets::RunShellScript>(target_commands);
+}
diff --git a/src/clippy/config.hpp b/src/clippy/config.hpp
new file mode 100644
index 0000000..01f9b27
--- /dev/null
+++ b/src/clippy/config.hpp
@@ -0,0 +1,25 @@
+#pragma once
+
+#include <utils/editor.hpp>
+
+#include <string>
+#include <memory>
+
+namespace clippy::targets {
+class Target;
+class RunShellScript;
+}
+
+class Config {
+ public:
+  Config(std::string path, std::string initial_directory)
+      : path_(std::move(path)), initial_directory_(initial_directory) {}
+
+  void Edit() { utils::OpenEditor(path_); }
+
+  std::unique_ptr<clippy::targets::RunShellScript> GetTarget(const std::string& target);
+
+ private:
+  std::string path_;
+  std::string initial_directory_;
+};
diff --git a/src/clippy/project_list.cpp b/src/clippy/project_list.cpp
new file mode 100644
index 0000000..e2ad9f3
--- /dev/null
+++ b/src/clippy/project_list.cpp
@@ -0,0 +1,110 @@
+#include <clippy/project_list.hpp>
+#include <filesystem>
+#include <utils/lock_file.hpp>
+
+#include <fstream>
+#include <mutex>
+#include <random>
+#include <chrono>
+
+Config ProjectList::GetNewConfig(
+    const std::filesystem::path& config_directory) {
+  std::lock_guard guard(lock_file_);
+
+  LoadWithouLock();
+
+  std::mt19937 rnd(std::chrono::system_clock::now().time_since_epoch().count());
+
+  auto RandomSymbol = [&rnd]() {
+    int n = rnd() % (26 + 26 + 10);
+    if (n < 26) {
+      return 'a' + n;
+    } else if (n < 26 + 26) {
+      return 'A' + n - 26;
+    } else {
+      return '0' + n - 26 - 26;
+    }
+  };
+
+  auto GenerateFilename = [&rnd, &RandomSymbol]() {
+    std::string filename;
+    for (size_t i = 0; i < 6; ++i) {
+      filename += RandomSymbol();
+    }
+
+    return filename;
+  };
+
+  auto filename = GenerateFilename();
+  while (true) {
+    bool exist_config = false;
+    for (auto& project : projects_) {
+      if (filename == project.configuration_file.filename()) {
+        exist_config = true;
+        break;
+      }
+    }
+    if (!exist_config) {
+      break;
+    }
+
+    filename = GenerateFilename();
+  }
+
+  auto path_to_config = config_directory / filename;
+
+  std::ofstream out(path_, std::ios::app);
+  out << std::filesystem::current_path() << " " << path_to_config << std::endl;
+  out.close();
+
+  projects_.emplace_back(std::filesystem::current_path(), path_to_config);
+
+  return {path_to_config, std::filesystem::current_path()};
+}
+
+void ProjectList::Load() {
+  std::lock_guard guard(lock_file_);
+
+  LoadWithouLock();
+}
+
+void ProjectList::LoadWithouLock() {
+  std::ifstream in(path_);
+
+  Project current;
+
+  while (in >> current.root_project >> current.configuration_file) {
+    projects_.push_back(current);
+  }
+}
+
+std::optional<Project> ProjectList::GetCurrentProject() {
+  auto current_path = std::filesystem::current_path();
+
+  std::optional<Project> result;
+  auto UpdateResult = [&result](Project p) {
+    if (!result.has_value()) {
+      result = p;
+    } else {
+      result = std::max(p, result.value());
+    }
+  };
+
+  for (auto& project : projects_) {
+    auto prefix_current_path = current_path;
+
+    if (project.root_project == "/") {
+      UpdateResult(project);
+      continue;
+    }
+
+    while (prefix_current_path != "/") {
+      if (prefix_current_path == project.root_project) {
+        UpdateResult(project);
+      }
+      prefix_current_path = prefix_current_path.parent_path();
+    }
+  }
+
+  return result;
+}
diff --git a/src/clippy/project_list.hpp b/src/clippy/project_list.hpp
new file mode 100644
index 0000000..5cefefe
--- /dev/null
+++ b/src/clippy/project_list.hpp
@@ -0,0 +1,45 @@
+#pragma once
+#include <clippy/config.hpp>
+
+#include <utils/lock_file.hpp>
+
+#include <vector>
+#include <filesystem>
+#include <optional>
+
+struct Project {
+  Project() {}
+
+  Project(std::filesystem::path root_project, std::filesystem::path configuration_file)
+      : root_project(root_project), configuration_file(configuration_file) {}
+
+  std::strong_ordering operator<=>(const Project&) const = default;
+
+  Config GetConfig() { return Config{configuration_file, root_project}; }
+
+  std::filesystem::path root_project;
+  std::filesystem::path configuration_file;
+};
+
+class ProjectList {
+ public:
+  ProjectList(std::filesystem::path path) : path_(std::move(path)), lock_file_(path_) {
+    Load();
+  }
+
+  Config GetNewConfig(const std::filesystem::path& config_directory);
+
+  const std::vector<Project>& GetProjects() const { return projects_; }
+
+  std::optional<Project> GetCurrentProject();
+
+ private:
+  void Load();
+  void LoadWithouLock();
+
+ private:
+  std::filesystem::path path_;
+  utils::filesystem::LockFile lock_file_;
+
+  std::vector<Project> projects_;
+};
diff --git a/src/clippy/target.hpp b/src/clippy/target.hpp
new file mode 100644
index 0000000..48fab11
--- /dev/null
+++ b/src/clippy/target.hpp
@@ -0,0 +1,105 @@
+#pragma once
+
+#include <clippy/project_list.hpp>
+#include <clippy/config.hpp>
+
+#include <utils/editor.hpp>
+#include <utils/config_path.hpp>
+
+#include <cppshell/shell.hpp>
+
+#include <rang.hpp>
+
+#include <iostream>
+#include <ranges>
+#include <functional>
+
+namespace clippy::targets {
+class Target {
+ public:
+  virtual void Execute() = 0;
+  virtual ~Target() = default;
+};
+
+class EmptyTarget : public Target {
+ public:
+  void Execute() override {}
+  ~EmptyTarget() override {}
+};
+
+class OpenProjectConfig : public Target {
+ public:
+  OpenProjectConfig(Config config) : config_(config) {}
+
+  void Execute() override { config_.Edit(); }
+  ~OpenProjectConfig() override {}
+
+ private:
+  Config config_;
+};
+
+class CreateProjectConfig : public Target {
+ public:
+  CreateProjectConfig(ProjectList& projects) : projects_(projects) {}
+
+  void Execute() override {
+    auto scripts_path = utils::GetProjectDirectory() / "scripts";
+    std::filesystem::create_directories(scripts_path);
+
+    auto config = projects_.GetNewConfig(scripts_path);
+    config.Edit();
+  }
+  ~CreateProjectConfig() override {}
+
+ private:
+  ProjectList& projects_;
+};
+
+class RunShellScript : public Target {
+ public:
+  template <template <typename, typename...> class C, typename... Params>
+  RunShellScript(const C<std::string, Params...>& commands) : commands_(commands.begin(), commands.end()) {}
+
+  void PushBack(const std::string& command) {
+    commands_.push_back(command);
+  }
+
+  void PushFront(const std::string& command) {
+    commands_.push_front(command);
+  }
+
+  void Execute() override {
+    auto tmp_path = utils::GetProjectDirectory() / "tmp";
+    std::filesystem::create_directories(tmp_path);
+
+    cppshell::Shell s("bash", tmp_path);
+
+    for (auto& command : commands_) {
+      std::cout << rang::fg::green << rang::style::bold << rang::bgB::blue << "->" << rang::fg::reset
+                << rang::bg::reset << " " << command << rang::style::reset << std::endl;
+      s.Execute(command);
+      if (int err = s.GetExitCodeLastCommand(); err != 0) {
+        std::cout << rang::fg::red << rang::style::bold
+                  << "Command exit with code " << err << rang::fg::reset
+                  << rang::style::reset << std::endl;
+        std::cout << rang::fg::blue << rang::style::bold
+                  << "Continue execution? [Y/n] " << rang::fg::reset
+                  << rang::style::reset;
+
+        std::string result;
+        std::getline(std::cin, result);
+        if (result == "" || result == "y") {
+          continue;
+        } else {
+          return;
+        }
+      }
+    }
+  }
+
+  ~RunShellScript() override {}
+
+ private:
+  std::deque<std::string> commands_;
+};
+}  // namespace clippy::targets
diff --git a/src/main.cpp b/src/main.cpp
index 6b81f84..267527e 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -1,5 +1,17 @@
-#include <iostream>
+#include <clippy/clippy.hpp>
+#include <utils/parametres.hpp>
 
-int main() {
-  std::cout << "Hello I'm clippy" << std::endl;
+#include <vector>
+#include <string>
+
+#include <csignal>
+
+int main(int argc, char* argv[]) {
+  std::signal(SIGPIPE, SIG_IGN);
+
+  using namespace utils::parametres;
+  auto params = ParseInputParameters(argc, argv);
+
+  Clippy clippy;
+  clippy.Run(params);
 }
diff --git a/src/utils/config_path.hpp b/src/utils/config_path.hpp
new file mode 100644
index 0000000..b901253
--- /dev/null
+++ b/src/utils/config_path.hpp
@@ -0,0 +1,20 @@
+#pragma once
+
+#include <string>
+#include <vector>
+#include <ranges>
+#include <filesystem>
+
+namespace utils {
+inline std::filesystem::path GetProjectDirectory() {
+  namespace fs = std::filesystem;
+  using std::filesystem::path;
+
+  path config_path =
+      std::string(std::getenv("HOME")) + "/.local/share/clippy-terminal/";
+
+  fs::create_directories(config_path);
+
+  return config_path;
+}
+}  // namespace utils
diff --git a/src/utils/editor.cpp b/src/utils/editor.cpp
new file mode 100644
index 0000000..b228026
--- /dev/null
+++ b/src/utils/editor.cpp
@@ -0,0 +1,22 @@
+#include <utils/editor.hpp>
+#include <utils/config_path.hpp>
+
+#include <cppshell/shell.hpp>
+
+namespace utils {
+void OpenEditor(const std::string& file) {
+  std::string editors[] = {"nvim", "vim", "vi"};
+
+  auto tmp_path = utils::GetProjectDirectory() / "tmp";
+  std::filesystem::create_directories(tmp_path);
+
+  cppshell::Shell shell("bash", tmp_path);
+
+  for (auto& editor : editors) {
+    shell.Execute(editor + " " + file);
+    if (shell.GetExitCodeLastCommand() == 0) {
+      break;
+    }
+  }
+}
+}  // namespace utils
diff --git a/src/utils/editor.hpp b/src/utils/editor.hpp
new file mode 100644
index 0000000..da5d800
--- /dev/null
+++ b/src/utils/editor.hpp
@@ -0,0 +1,7 @@
+#pragma once
+
+#include <string>
+
+namespace utils {
+void OpenEditor(const std::string& file);
+}
diff --git a/src/utils/lock_file.cpp b/src/utils/lock_file.cpp
new file mode 100644
index 0000000..9f740c0
--- /dev/null
+++ b/src/utils/lock_file.cpp
@@ -0,0 +1,18 @@
+#include <utils/lock_file.hpp>
+
+#include <unistd.h>
+#include <sys/file.h>
+
+namespace utils::filesystem {
+void LockFile::Lock() {
+  fd_ = open(path_.data(), O_RDWR | O_CREAT, 0666);
+  while (flock(fd_, LOCK_EX) != 0) {
+  }
+}
+
+void LockFile::Unlock() {
+  while (flock(fd_, LOCK_UN) != 0) {
+  }
+  close(fd_);
+}
+}  // namespace utils::filesystem
diff --git a/src/utils/lock_file.hpp b/src/utils/lock_file.hpp
new file mode 100644
index 0000000..d5f99c3
--- /dev/null
+++ b/src/utils/lock_file.hpp
@@ -0,0 +1,19 @@
+#pragma once
+#include <string>
+
+namespace utils::filesystem {
+class LockFile {
+ public:
+  LockFile(std::string path) : path_(std::move(path) + ".lock") {}
+
+  void Lock();
+  void lock() { Lock(); }
+
+  void Unlock();
+  void unlock() { Unlock(); }
+
+ private:
+  std::string path_;
+  int fd_ = -1;
+};
+}  // namespace utils::filesystem
diff --git a/src/utils/parametres.cpp b/src/utils/parametres.cpp
new file mode 100644
index 0000000..552ad1a
--- /dev/null
+++ b/src/utils/parametres.cpp
@@ -0,0 +1,14 @@
+#include <utils/parametres.hpp>
+
+namespace utils::parametres {
+std::vector<std::string> ParseInputParameters(int argc, char* argv[]) {
+  std::vector<std::string> result;
+  result.reserve(argc);
+
+  for (size_t i = 0; i < argc; ++i) {
+    result.emplace_back(argv[i]);
+  }
+
+  return result;
+}
+}  // namespace utils
diff --git a/src/utils/parametres.hpp b/src/utils/parametres.hpp
new file mode 100644
index 0000000..0e64edd
--- /dev/null
+++ b/src/utils/parametres.hpp
@@ -0,0 +1,66 @@
+#pragma once
+#include <vector>
+#include <string>
+#include <stdexcept>
+
+namespace utils::parametres {
+enum class Parameter { Skip, Nothing, Anything };
+
+namespace detail {
+template <size_t index, typename... Args>
+bool CheckPatternParametresImpl(const std::vector<std::string>& args,
+                                Parameter t) {
+  if (t == Parameter::Nothing) {
+    return index == args.size();
+  } else if (t == Parameter::Anything) {
+    return true;
+  }
+  return false;
+}
+
+template <size_t index, typename T, typename... Args,
+          std::enable_if_t<!std::is_same_v<T, Parameter>, bool> = true>
+bool CheckPatternParametresImpl(const std::vector<std::string>& args, T&& head,
+                                Args&&... pattern);
+
+template <size_t index, typename T, typename... Args,
+          std::enable_if_t<std::is_same_v<T, Parameter>, bool> = true>
+bool CheckPatternParametresImpl(const std::vector<std::string>& args, T&& p,
+                                Args&&... pattern) {
+  if (index >= args.size()) {
+    return false;
+  }
+
+  if (p != Parameter::Skip) {
+    throw std::logic_error("Unsupported parameter");
+  }
+
+  return CheckPatternParametresImpl<index + 1, Args...>(
+      args, std::forward<Args>(pattern)...);
+}
+
+template <size_t index, typename T, typename... Args,
+          std::enable_if_t<!std::is_same_v<T, Parameter>, bool>>
+bool CheckPatternParametresImpl(const std::vector<std::string>& args, T&& head,
+                                Args&&... pattern) {
+  if (index >= args.size()) {
+    return false;
+  }
+  if (args[index] != head) {
+    return false;
+  }
+  return CheckPatternParametresImpl<index + 1, Args...>(
+      args, std::forward<Args>(pattern)...);
+}
+}  // namespace detail
+
+std::vector<std::string> ParseInputParameters(int argc, char* argv[]);
+
+template <typename... Args>
+bool CheckPatternParametres(const std::vector<std::string>& args,
+                            Args&&... pattern) {
+  return detail::CheckPatternParametresImpl<0, Args...>(
+      args, std::forward<Args>(pattern)...);
+}
+
+}  // namespace utils