diff --git a/CMakeLists.txt b/CMakeLists.txt
index c4070bc..568a5c3 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -5,6 +5,14 @@
 # of this license document, but changing it is not allowed.
 #
 
+if(DEFINED QUASARAPP_LIBRARY)
+  return()
+else()
+  set(QUASARAPP_LIBRARY 1)
+  add_definitions(-DQUASARAPP_LIBRARY)
+endif()
+
+
 cmake_minimum_required(VERSION 3.1)
 include(CMake/crossplatform/crossplatform.cmake)
 
diff --git a/params.cpp b/params.cpp
index 336daac..7ddb948 100644
--- a/params.cpp
+++ b/params.cpp
@@ -20,11 +20,15 @@
 #include <limits.h>
 #endif
 
+#define APP_PATH "appPath"
+#define APP_NAME "appName"
+
 using namespace QuasarAppUtils;
 
 static QVariantMap params = QVariantMap();
 static int _argc = 0;
 
+
 bool Params::isEndable(const QString& key) {
     return params.contains(key);
 }
@@ -33,7 +37,7 @@ void Params::log(const QString &log, VerboseLvl vLvl) {
 
     writeLoginFile(log, vLvl);
 
-    auto lvl = static_cast<VerboseLvl>(getArg("verbose", DEFAULT_VERBOSE_LVL).toInt());
+    auto lvl = getVerboseLvl();
 
     if (vLvl <= lvl) {
 
@@ -75,10 +79,26 @@ void Params::showHelp(const Help::Charters &help) {
     Help::print(help);
 }
 
+VerboseLvl Params::getVerboseLvl() {
+    return static_cast<VerboseLvl>(getArg("verbose", DEFAULT_VERBOSE_LVL).toInt());
+}
+
+bool Params::isDebug() {
+    return getVerboseLvl() >= VerboseLvl::Debug;
+}
+
 void Params::showHelp() {
     Help::print(getparamsHelp());
 }
 
+QVariantMap Params::getUserParamsMap() {
+    auto result = params;
+    result.remove(APP_PATH);
+    result.remove(APP_NAME);
+
+    return result;
+}
+
 int Params::size() {
     return params.size();
 }
@@ -121,7 +141,7 @@ std::string Params::lvlToString(VerboseLvl vLvl) {
 bool Params::writeLoginFile(const QString &log, VerboseLvl vLvl) {
     if (isEndable("fileLog")) {
 
-        QString path = getStrArg("appPath") + "/" + getStrArg("appName") + ".log";
+        QString path = getStrArg(APP_PATH) + "/" + getStrArg(APP_NAME) + ".log";
         auto file =  getStrArg("fileLog");
         if (file.size()) {
             QString path = file;
@@ -166,8 +186,8 @@ bool Params::parseParams(const QStringList &paramsArray) {
     memset(buffer, 0, sizeof buffer);
 
     GetModuleFileNameA(nullptr, buffer, MAX_PATH);
-    params ["appPath"] = QFileInfo(buffer).absolutePath();
-    params ["appName"] = QFileInfo(buffer).fileName();
+    params [APP_PATH] = QFileInfo(buffer).absolutePath();
+    params [APP_NAME] = QFileInfo(buffer).fileName();
 
 #else
     char path[2048];
@@ -178,12 +198,12 @@ bool Params::parseParams(const QStringList &paramsArray) {
                                            QuasarAppUtils::Error);
         return false;
     }
-    params ["appPath"] =  QFileInfo(path).absolutePath();
-    params ["appName"] =  QFileInfo(path).fileName();
+    params [APP_PATH] =  QFileInfo(path).absolutePath();
+    params [APP_NAME] =  QFileInfo(path).fileName();
 
 #endif
 
-    if (!getStrArg("appPath").size()) {
+    if (!getStrArg(APP_PATH).size()) {
         return false;
     }
 
diff --git a/params.h b/params.h
index 805677b..8d7427c 100644
--- a/params.h
+++ b/params.h
@@ -19,10 +19,10 @@ namespace QuasarAppUtils {
  */
 
 enum VerboseLvl {
-    Info = 0x0,
-    Error = 0x1,
+    Info    = 0x0,
+    Error   = 0x1,
     Warning = 0x2,
-    Debug = 0x3,
+    Debug   = 0x3,
 
 };
 
@@ -114,6 +114,18 @@ public:
      */
     static void showHelp(const Help::Charters& help);
 
+    /**
+     * @brief getVerboseLvl
+     * @return verbose lvl
+     */
+    static VerboseLvl getVerboseLvl();
+
+    /**
+     * @brief isDebug
+     * @return true if verbose lvl >= 3
+     */
+    static bool isDebug();
+
     /**
      * @brief size
      * @return size of all params array
@@ -130,6 +142,12 @@ public:
      * @brief showHelp - show base help section of QuasarAppLib
      */
     static void showHelp();
+
+    /**
+     * @brief getUserParamsMap
+     * @return QVariantMap with user params
+     */
+    static QVariantMap getUserParamsMap();
 };
 }