diff --git a/Cargo.lock b/Cargo.lock
index ab31ac8..fd0d26d 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -43,7 +43,7 @@ checksum = "ec8a7b6a70fde80372154c65702f00a0f56f3e1c36abbc6c440484be248856db"
 
 [[package]]
 name = "cai-watchdog"
-version = "0.6.0"
+version = "0.7.0"
 dependencies = [
  "chrono",
  "exitcode",
@@ -51,6 +51,7 @@ dependencies = [
  "hashmap",
  "ini",
  "reqwest",
+ "sys-locale",
  "sysinfo",
  "tokio",
 ]
@@ -949,6 +950,19 @@ dependencies = [
  "unicode-ident",
 ]
 
+[[package]]
+name = "sys-locale"
+version = "0.2.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3358acbb4acd4146138b9bda219e904a6bb5aaaa237f8eed06f4d6bc1580ecee"
+dependencies = [
+ "js-sys",
+ "libc",
+ "wasm-bindgen",
+ "web-sys",
+ "winapi",
+]
+
 [[package]]
 name = "sysinfo"
 version = "0.26.7"
diff --git a/Cargo.toml b/Cargo.toml
index b6f637d..bb73f74 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "cai-watchdog"
-version = "0.6.0"
+version = "0.7.0"
 authors = ["Alexander I. Chebykin <alex.chebykin@gmail.com>"]
 edition = "2018"
 
@@ -18,3 +18,4 @@ ini = "1.3.0"
 exitcode = "1.1.2"
 hashmap = "0.0.1"
 sysinfo = "0.26.7"
+sys-locale = "0.2.3"
diff --git a/src/locales.rs b/src/locales.rs
new file mode 100644
index 0000000..7e09b6b
--- /dev/null
+++ b/src/locales.rs
@@ -0,0 +1,89 @@
+pub struct Lang {
+    pub cant_find_config_file: String,
+    pub check_failed: String,
+    pub check_is_ok: String,
+    pub configuration_file: String,
+    pub error: String,
+    pub execute: String,
+    pub exiting: String,
+    pub failed_to_execute_process: String,
+    pub is_not_running: String,
+    pub is_not_running_now: String,
+    pub is_offline: String,
+    pub is_offline_now: String,
+    pub is_online: String,
+    pub is_online_now: String,
+    pub is_running: String,
+    pub is_running_now: String,
+    pub process: String,
+    pub service: String,
+    pub service_started: String,
+    pub state_changed_to_false: String,
+    pub state_changed_to_true: String,
+    pub this_help_message: String,
+    pub usage: String,
+    pub ver: String,
+    pub version_info: String
+}
+
+pub fn t(lang: String) -> Lang {
+    let l:Lang = if lang == "ru-RU" {
+        Lang{
+            cant_find_config_file: "Не могу найти файл конфигурации".to_string(),
+            check_failed: "Проверка завершилась неудачей".to_string(),
+            check_is_ok: "проверка завершилась успешно".to_string(),
+            configuration_file: "Конфигурационный файл".to_string(),
+            error: "Ошибка".to_string(),
+            execute: "Выполняю".to_string(),
+            exiting: "Завершаю работу...".to_string(),
+            failed_to_execute_process: "Не удалось выполнить процесс".to_string(),
+            is_not_running: "не запущен".to_string(),
+            is_not_running_now: "сейчас не запущен".to_string(),
+            is_offline: "неактивна".to_string(),
+            is_offline_now: "сейчас неактивна".to_string(),
+            is_online: "активна".to_string(),
+            is_online_now: "сейчас активна".to_string(),
+            is_running: "запущен".to_string(),
+            is_running_now: "сейчас запущен".to_string(),
+            process: "Процесс".to_string(),
+            service: "Служба".to_string(),
+            service_started: "Служба запущена".to_string(),
+            state_changed_to_false: "состояние изменилось на истину".to_string(),
+            state_changed_to_true: "состояние изменилось на ложь".to_string(),
+            this_help_message: "Это справочное сообщение".to_string(),
+            usage: "Использование".to_string(),
+            ver: "версия".to_string(),
+            version_info: "Информация о версии".to_string()
+        }
+    } else { 
+        Lang{
+            cant_find_config_file: "Can't find configuration file".to_string(),
+            check_failed: "check failed".to_string(),
+            check_is_ok: "check is ok".to_string(),
+            configuration_file: "Configuration file".to_string(),
+            error: "Error".to_string(),
+            execute: "Execute".to_string(),
+            exiting: "Exiting...".to_string(),
+            failed_to_execute_process: "Can't execute process".to_string(),
+            is_not_running: "is not running".to_string(),
+            is_not_running_now: "is not running now".to_string(),
+            is_offline: "is offline".to_string(),
+            is_offline_now: "is offline now".to_string(),
+            is_online: "is online".to_string(),
+            is_online_now: "is online now".to_string(),
+            is_running: "is running".to_string(),
+            is_running_now: "is running now".to_string(),
+            process: "Process".to_string(),
+            service: "Service".to_string(),
+            service_started: "Service started".to_string(),
+            state_changed_to_false: "state changed to false".to_string(),
+            state_changed_to_true: "state changed to true".to_string(),
+            this_help_message: "This help message".to_string(),
+            usage: "Usage".to_string(),
+            ver: "ver".to_string(),
+            version_info: "Version info".to_string()
+        }
+    };
+
+    return l;
+}
diff --git a/src/main.rs b/src/main.rs
index 374d496..f2732e2 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -8,6 +8,9 @@ use std::process::Command;
 use std::thread;
 use std::time::Duration;
 use sysinfo::{System, SystemExt};
+use sys_locale::get_locale;
+
+mod locales;
 
 /// Rule description structure
 struct Rule {
@@ -131,19 +134,21 @@ fn debug_log(text: String) {
 /// execute("gedit".to_string());
 /// ```
 fn execute(command: String) {
-    debug_log(format!("execute {}", command));
+    let locale = get_locale().unwrap_or_else(|| String::from("en-US"));
+
+    debug_log(format!("{} {}", locales::t(locale.clone()).execute, command));
 
     let output = if cfg!(target_os = "windows") {
         Command::new("powershell")
                 .args(["-NoLogo", "-NonInteractive", "-Command",  &command])
                 .output()
-                .expect("failed to execute process")
+                .expect(&locales::t(locale.clone()).failed_to_execute_process) //.expect("failed to execute process")
     } else {
         Command::new("sh")
                 .arg("-c")
                 .arg(&command)
                 .output()
-                .expect("failed to execute process")
+                .expect(&locales::t(locale.clone()).failed_to_execute_process) //.expect("failed to execute process")
     };
 
     let result = output.stdout;
@@ -164,16 +169,18 @@ fn execute(command: String) {
 /// print_help(args.clone());
 /// ```
 fn print_help(args: Vec<String>) {
+    let locale = get_locale().unwrap_or_else(|| String::from("en-US"));
+
     if cfg!(windows) {
         if args.len() > 1 && (args[1].to_string() == "/help".to_string() || args[1].to_string() == "/?".to_string()) {
             const VERSION: &str = env!("CARGO_PKG_VERSION");
 
-            println!("CAI Watchdog ver {}", VERSION);
+            println!("CAI Watchdog {} {}", locales::t(locale.clone()).ver, VERSION);
             println!("");
             println!("Usage: {} [/? | /help | /v | /ver | config_file]", &args[0]);
-            println!("       /? | /help  : This help message");
-            println!("       /v | /ver   : Version info");
-            println!("       config_file : Configuration file");
+            println!("       /? | /help  : {}", locales::t(locale.clone()).this_help_message);
+            println!("       /v | /ver   : {}", locales::t(locale.clone()).version_info);
+            println!("       config_file : {}", locales::t(locale.clone()).configuration_file);
 
             std::process::exit(exitcode::OK);
         } else if args.len() > 1
@@ -181,7 +188,7 @@ fn print_help(args: Vec<String>) {
 
             const VERSION: &str = env!("CARGO_PKG_VERSION");
 
-            println!("CAI Watchdog ver {}", VERSION);
+            println!("CAI Watchdog {} {}", locales::t(locale.clone()).ver, VERSION);
 
             std::process::exit(exitcode::OK);
         }
@@ -189,19 +196,19 @@ fn print_help(args: Vec<String>) {
         if args.len() > 1 && (args[1].to_string() == "--help".to_string() || args[1].to_string() == "-h".to_string()) {
             const VERSION: &str = env!("CARGO_PKG_VERSION");
 
-            println!("CAI Watchdog ver {}", VERSION);
+            println!("CAI Watchdog {} {}", locales::t(locale.clone()).ver, VERSION);
             println!("");
-            println!("Usage: {} [-h | --help | -v | --ver | config_file]", &args[0]);
-            println!("       -h | --help : This help message");
-            println!("       -v | --ver  : Version info");
-            println!("       config_file : Configuration file");
+            println!("{}: {} [-h | --help | -v | --ver | config_file]", locales::t(locale.clone()).usage, &args[0]);
+            println!("       -h | --help : {}", locales::t(locale.clone()).this_help_message);
+            println!("       -v | --ver  : {}", locales::t(locale.clone()).version_info);
+            println!("       config_file : {}", locales::t(locale.clone()).configuration_file);
 
             std::process::exit(exitcode::OK);
         } else if args.len() > 1
             && (args[1].to_string() == "--ver".to_string() || args[1].to_string() == "-v".to_string()) {
             const VERSION: &str = env!("CARGO_PKG_VERSION");
 
-            println!("CAI Watchdog ver {}", VERSION);
+            println!("CAI Watchdog {} {}", locales::t(locale.clone()).ver, VERSION);
 
             std::process::exit(exitcode::OK);
         }
@@ -210,6 +217,11 @@ fn print_help(args: Vec<String>) {
 
 fn main() {
     let args: Vec<String> = env::args().collect();
+    let locale = get_locale().unwrap_or_else(|| String::from("en-US"));
+
+    debug_log(format!("The current locale is {}", locale.clone()));
+
+//    println!("{}", locales::t(locale).usage);
 
     print_help(args.clone());
 
@@ -222,8 +234,11 @@ fn main() {
     };
 
     if !Path::new(cfg_file).exists() {
-        println!("\u{26a0} Error! Can't find configuration file.");
-        println!("Exiting...");
+        println!("\u{26a0} {}! {}.", 
+            locales::t(locale.clone()).error, 
+            locales::t(locale.clone()).cant_find_config_file
+        );
+        println!("{}", locales::t(locale.clone()).exiting);
 
         std::process::exit(exitcode::CONFIG);
     }
@@ -314,13 +329,12 @@ fn main() {
         "".to_string()
     };
 
-    debug_log("\u{2139} Service started".to_string());
+    debug_log(format!("\u{2139} {}", locales::t(locale.clone()).service_started));
 
     if on_start_command.to_string() != "" {
         execute(on_start_command);
     }
 
-    let mut just_started_prc = true;
     let mut just_started_web = true;
 
     std::thread::spawn(move || {
@@ -333,51 +347,89 @@ fn main() {
                     if check(&tasks_web[i]).await {
                         if tasks_web[i].last_state != true || just_started_web {
                             if tasks_web[i].command.to_string() == "".to_string() {
-                                println!("\u{2705} {} state changed to true", tasks_web[i].uri);
+                                println!("\u{2705} {} {}", 
+                                    tasks_web[i].uri, 
+                                    locales::t(locale.clone()).state_changed_to_true
+                                );
                             } else {
-                                debug_log(format!("\u{2705} {} state changed to true", tasks_web[i].uri));
+                                debug_log(format!("\u{2705} {} {}", 
+                                    tasks_web[i].uri, 
+                                    locales::t(locale.clone()).state_changed_to_true)
+                                );
 
                                 let shell_cmd =
                                     tasks_web[i].command.to_string()
                                         .replace("<email>", &tasks_web[i].email)
-                                        .replace("<subject>", &format!("\"\u{2705} Service {} ({}) is online\"", tasks_web[i].service, tasks_web[i].uri))
-                                        .replace("<message>", &format!("\"\u{2705} Service {} ({}) is online now\"", tasks_web[i].service, tasks_web[i].uri))
+                                        .replace("<subject>", 
+                                            &format!(
+                                                "\"\u{2705} {} {} ({}) {}\"", 
+                                                locales::t(locale.clone()).service,
+                                                tasks_web[i].service, 
+                                                tasks_web[i].uri,
+                                                locales::t(locale.clone()).is_online
+                                            )
+                                        )
+                                        .replace("<message>", 
+                                            &format!(
+                                                "\"\u{2705} {} {} ({}) {}\"", 
+                                                locales::t(locale.clone()).service,
+                                                tasks_web[i].service, 
+                                                tasks_web[i].uri,
+                                                locales::t(locale.clone()).is_online_now
+                                            )
+                                        )
                                         .replace("<service>", &tasks_web[i].service)
                                         .replace("<uri>", &tasks_web[i].uri)
                                         .replace("<state>", "online");
 
-                                debug_log(format!("execute {}", shell_cmd));
+                                debug_log(format!("{} {}", locales::t(locale.clone()).execute, shell_cmd));
 
                                 execute(shell_cmd);
                             }
                         }
 
-                        debug_log(format!("\u{2705} {} check is ok", tasks_web[i].uri));
+                        debug_log(format!("\u{2705} {} {}", tasks_web[i].uri, locales::t(locale.clone()).check_is_ok));
 
                         tasks_web[i].last_state = true;
                     } else {
                         if tasks_web[i].last_state != false || just_started_web {
                             if tasks_web[i].command.to_string() == "".to_string() {
-                                println!("\u{274c} {} state changed to false", tasks_web[i].uri);
+                                println!("\u{274c} {} {}", tasks_web[i].uri, locales::t(locale.clone()).state_changed_to_false);
                             } else {
-                                debug_log(format!("\u{274c} {} state changed to false", tasks_web[i].uri));
+                                debug_log(format!("\u{274c} {} {}", tasks_web[i].uri, locales::t(locale.clone()).state_changed_to_false));
 
                                 let shell_cmd =
                                     tasks_web[i].command.to_string()
                                         .replace("<email>", &tasks_web[i].email)
-                                        .replace("<subject>", &format!("\"\u{274c} Service {} ({}) is offline\"", tasks_web[i].service, tasks_web[i].uri))
-                                        .replace("<message>", &format!("\"\u{274c} Service {} ({}) is offline now\"", tasks_web[i].service, tasks_web[i].uri))
+                                        .replace("<subject>", &
+                                            format!(
+                                                "\"\u{274c} {} {} ({}) {}\"", 
+                                                locales::t(locale.clone()).service,
+                                                tasks_web[i].service, 
+                                                tasks_web[i].uri,
+                                                locales::t(locale.clone()).is_offline
+                                            )
+                                        )
+                                        .replace("<message>", &
+                                            format!(
+                                                "\"\u{274c} {} {} ({}) {}\"", 
+                                                locales::t(locale.clone()).service,
+                                                tasks_web[i].service, 
+                                                tasks_web[i].uri,
+                                                locales::t(locale.clone()).is_offline_now
+                                            )
+                                        )
                                         .replace("<service>", &tasks_web[i].service)
                                         .replace("<uri>", &tasks_web[i].uri)
                                         .replace("<state>", "offline");
 
-                                debug_log(format!("execute {}", shell_cmd));
+                                debug_log(format!("{} {}", locales::t(locale.clone()).execute, shell_cmd));
 
                                 execute(shell_cmd);
                             }
                         }
 
-                        debug_log(format!("\u{274c} {} check failed", tasks_web[i].uri));
+                        debug_log(format!("\u{274c} {} {}", tasks_web[i].uri, locales::t(locale.clone()).check_failed));
 
                         tasks_web[i].last_state = false;
                     }
@@ -390,6 +442,9 @@ fn main() {
         }
     });
 
+    let mut just_started_prc = true;
+    let locale_prc = get_locale().unwrap_or_else(|| String::from("en-US"));
+
     loop {
         for i in 0..tasks_prc.len() {
             let rt = tokio::runtime::Runtime::new().unwrap();
@@ -399,50 +454,82 @@ fn main() {
                 if check(&tasks_prc[i]).await {
                     if tasks_prc[i].last_state != true || just_started_prc {
                         if tasks_prc[i].command.to_string() == "".to_string() {
-                            println!("\u{2705} {} state changed to true", tasks_prc[i].uri);
+                            println!("\u{2705} {} {}", tasks_prc[i].uri, locales::t(locale_prc.clone()).state_changed_to_true);
                         } else {
-                            debug_log(format!("\u{2705} {} state changed to true", tasks_prc[i].uri));
+                            debug_log(format!("\u{2705} {} {}", tasks_prc[i].uri, locales::t(locale_prc.clone()).state_changed_to_true));
 
                             let shell_cmd =
                                 tasks_prc[i].command.to_string()
                                     .replace("<email>", &tasks_prc[i].email)
-                                    .replace("<subject>", &format!("\"\u{2705} Process {} ({}) is running\"", tasks_prc[i].service, tasks_prc[i].process))
-                                    .replace("<message>", &format!("\"\u{2705} Process {} ({}) is running now\"", tasks_prc[i].service, tasks_prc[i].process))
+                                    .replace("<subject>", 
+                                        &format!(
+                                            "\"\u{2705} {} {} ({}) {}\"", 
+                                            locales::t(locale_prc.clone()).process,
+                                            tasks_prc[i].service, 
+                                            tasks_prc[i].process,
+                                            locales::t(locale_prc.clone()).is_running
+                                        )
+                                    )
+                                    .replace("<message>", 
+                                        &format!(
+                                            "\"\u{2705} {} {} ({}) {}\"", 
+                                            locales::t(locale_prc.clone()).process,
+                                            tasks_prc[i].service, 
+                                            tasks_prc[i].process,
+                                            locales::t(locale_prc.clone()).is_running_now
+                                        )
+                                    )
                                     .replace("<service>", &tasks_prc[i].service)
                                     .replace("<process>", &tasks_prc[i].process)
                                     .replace("<state>", "running");
 
-                            debug_log(format!("execute {}", shell_cmd));
+                            debug_log(format!("{} {}", locales::t(locale_prc.clone()).execute, shell_cmd));
 
                             execute(shell_cmd);
                         }
                     }
 
-                    debug_log(format!("\u{2705} {} is running", tasks_prc[i].process));
+                    debug_log(format!("\u{2705} {} {}", tasks_prc[i].process, locales::t(locale_prc.clone()).is_running));
 
                     tasks_prc[i].last_state = true;
                 } else {
                     if tasks_prc[i].last_state != false || just_started_prc {
                         if tasks_prc[i].command.to_string() == "".to_string() {
-                            println!("\u{274c} {} state changed to false", tasks_prc[i].uri);
+                            println!("\u{274c} {} {}", tasks_prc[i].uri, locales::t(locale_prc.clone()).state_changed_to_false);
                         } else {
-                            debug_log(format!("\u{274c} {} state changed to false", tasks_prc[i].uri));
+                            debug_log(format!("\u{274c} {} {}", tasks_prc[i].uri, locales::t(locale_prc.clone()).state_changed_to_false));
 
                             let shell_cmd =
                                 tasks_prc[i].command.to_string()
                                     .replace("<email>", &tasks_prc[i].email)
-                                    .replace("<subject>", &format!("\"\u{274c} Process {} ({}) is not running\"", tasks_prc[i].service, tasks_prc[i].process))
-                                    .replace("<message>", &format!("\"\u{274c} Process {} ({}) is not running now\"", tasks_prc[i].service, tasks_prc[i].process))
+                                    .replace("<subject>", 
+                                        &format!(
+                                            "\"\u{274c} {} {} ({}) {}\"", 
+                                            locales::t(locale_prc.clone()).process,
+                                            tasks_prc[i].service, 
+                                            tasks_prc[i].process,
+                                            locales::t(locale_prc.clone()).is_not_running
+                                        )
+                                    )
+                                    .replace("<message>", 
+                                        &format!(
+                                            "\"\u{274c} {} {} ({}) {}\"", 
+                                            locales::t(locale_prc.clone()).process,
+                                            tasks_prc[i].service, 
+                                            tasks_prc[i].process,
+                                            locales::t(locale_prc.clone()).is_not_running_now
+                                        )
+                                    )
                                     .replace("<service>", &tasks_prc[i].service)
                                     .replace("<process>", &tasks_prc[i].process)
                                     .replace("<state>", "stopped");
 
-                            debug_log(format!("execute {}", shell_cmd));
+                            debug_log(format!("{} {}", locales::t(locale_prc.clone()).execute, shell_cmd));
                             execute(shell_cmd);
                         }
                     }
 
-                    debug_log(format!("\u{274c} {} is not running", tasks_prc[i].process));
+                    debug_log(format!("\u{274c} {} {}", tasks_prc[i].process, locales::t(locale_prc.clone()).is_not_running));
 
 
                     tasks_prc[i].last_state = false;