diff --git a/Cargo.lock b/Cargo.lock
index 664d82e..abb2a7a 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -175,6 +175,26 @@ version = "1.7.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "3f107b87b6afc2a64fd13cac55fe06d6c8859f12d4b14cbcdd2c67d0976781be"
 
+[[package]]
+name = "enve"
+version = "1.1.1"
+dependencies = [
+ "criterion",
+ "enve_mod",
+ "lazy_static",
+]
+
+[[package]]
+name = "enve_mod"
+version = "1.1.1"
+dependencies = [
+ "enve",
+ "lazy_static",
+ "proc-macro2",
+ "quote",
+ "syn",
+]
+
 [[package]]
 name = "half"
 version = "1.8.2"
@@ -190,26 +210,6 @@ dependencies = [
  "libc",
 ]
 
-[[package]]
-name = "itconfig"
-version = "1.1.1"
-dependencies = [
- "criterion",
- "itconfig-macro",
- "lazy_static",
-]
-
-[[package]]
-name = "itconfig-macro"
-version = "1.1.1"
-dependencies = [
- "itconfig",
- "lazy_static",
- "proc-macro2",
- "quote",
- "syn",
-]
-
 [[package]]
 name = "itertools"
 version = "0.10.3"
diff --git a/Cargo.toml b/Cargo.toml
index 42e7df4..e7ac56f 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,10 +1,10 @@
 [workspace]
 members = [
-    "itconfig-macro",
+    "enve_mod",
 ]
 
 [package]
-name = "itconfig"
+name = "enve"
 version = "1.1.1"
 authors = ["Dmitriy Pleshevskiy <dmitriy@ideascup.me>"]
 description = "Easy build a configs from environment variables and use it in globally."
@@ -12,9 +12,9 @@ categories = ["config", "web-programming"]
 keywords = ["config", "env", "configuration", "environment", "macro"]
 edition = "2018"
 license = "MIT"
-repository = "https://github.com/pleshevskiy/itconfig-rs"
-homepage = "https://github.com/pleshevskiy/itconfig-rs"
-documentation = "https://docs.rs/itconfig"
+repository = "https://github.com/pleshevskiy/enve"
+homepage = "https://github.com/pleshevskiy/enve"
+documentation = "https://docs.rs/enve"
 readme = "../README.md"
 
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
@@ -22,14 +22,14 @@ readme = "../README.md"
 [features]
 default = []
 
-macro = ["itconfig-macro"]
+macro = ["enve_mod"]
 
 number = []
 bool  = []
 vec = []
 
 [dependencies]
-itconfig-macro = { version = "1.1", path = "itconfig-macro", optional = true }
+enve_mod = { version = "1.1", path = "./enve_mod", optional = true }
 
 [dev-dependencies]
 lazy_static = "1.4.0"
diff --git a/LICENSE b/LICENSE
index ae03a7f..96a1a25 100644
--- a/LICENSE
+++ b/LICENSE
@@ -1,6 +1,6 @@
 MIT License
 
-Copyright (c) 2019 IceTemple
+Copyright (c) 2019 pleshevskiy
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal
diff --git a/README.md b/README.md
index ca2f8aa..1bb5dec 100644
--- a/README.md
+++ b/README.md
@@ -1,10 +1,10 @@
-# itconfig
+# enve
 
-[![CI](https://github.com/icetemple/itconfig-rs/actions/workflows/ci.yml/badge.svg?branch=main)](https://github.com/icetemple/itconfig-rs/actions/workflows/ci.yml)
+[![CI](https://github.com/pleshevskiy/enve/actions/workflows/ci.yml/badge.svg?branch=main)](https://github.com/pleshevskiy/enve/actions/workflows/ci.yml)
 [![unsafe forbidden](https://img.shields.io/badge/unsafe-forbidden-success.svg)](https://github.com/rust-secure-code/safety-dance/)
-[![Documentation](https://docs.rs/itconfig/badge.svg)](https://docs.rs/itconfig)
-[![Crates.io](https://img.shields.io/crates/v/itconfig)](https://crates.io/crates/itconfig)
-![Crates.io](https://img.shields.io/crates/l/itconfig)
+[![Documentation](https://docs.rs/pleshevskiy/badge.svg)](https://docs.rs/enve)
+[![Crates.io](https://img.shields.io/crates/v/enve)](https://crates.io/crates/enve)
+![Crates.io](https://img.shields.io/crates/l/enve)
 
 Easy build a configs from environment variables and use it in globally.
 
@@ -23,7 +23,7 @@ of it I decided to create my own library.
 
 The MSRV is 1.39.0
 
-Add `itconfig = { version = "1.0", features = ["macro"] }` as a dependency in
+Add `enve = { version = "1.0", features = ["mod"] }` as a dependency in
 `Cargo.toml`.
 
 `Cargo.toml` example:
@@ -35,17 +35,16 @@ version = "0.1.0"
 authors = ["Me <user@rust-lang.org>"]
 
 [dependencies]
-itconfig = { version = "1.0", features = ["macro"] }
+enve = { version = "1.0", features = ["mod"] }
 ```
 
 ## Basic usage
 
 ```rust
-use itconfig::config;
 use std::env;
 //use dotenv::dotenv;
 
-config! {
+enve::mod! {
     DEBUG: bool => false,
 
     #[env_name = "APP_HOST"]
@@ -97,7 +96,6 @@ Macro is an optional feature, disabled by default. You can use this library
 without macro
 
 ```rust
-use itconfig::*;
 use std::env;
 // use dotenv::dotenv;
 
@@ -106,9 +104,9 @@ fn main() {
     // or
     env::set_var("DATABASE_URL", "postgres://127.0.0.1:5432/test");
 
-    let database_url = get_env::<String>("DATABASE_URL").unwrap();
-    let new_profile: bool = get_env_or_default("FEATURE_NEW_PROFILE", false);
-    let articles_per_page: u32 = get_env_or_set_default("ARTICLES_PER_PAGE", 10);
+    let database_url = enve::get::<String>("DATABASE_URL").unwrap();
+    let new_profile: bool = enve::get("FEATURE_NEW_PROFILE").unwrap_or_default();
+    let articles_per_page: u32 = enve::get_or_set_default("ARTICLES_PER_PAGE", 10);
 }
 ```
 
@@ -120,39 +118,19 @@ cargo test --all-features
 
 ## Available features
 
-- **default** - ["primitives"]
 - **macro** - Activates `config!` macros for easy configure web application.
-- **primitives** - Group for features: `numbers` and `bool`.
-- **numbers** - Group for features: `int`, `uint` and `float`.
-- **int** - Group for features: `i8`, `i16`, `i32`, `i64`, `i128` and `isize`.
-- **uint** - Group for features: `u8`, `u16`, `u32`, `u64`, `u128` and `usize`.
-- **float** - Group for features: `f32` and `f64`
-- **i8** - impl EnvString for `i8` type
-- **i16** - impl EnvString for `i16` type
-- **i32** - impl EnvString for `i32` type
-- **i64** - impl EnvString for `i64` type
-- **i128** - impl EnvString for `i128` type
-- **isize** - impl EnvString for `isize` type
-- **u8** - impl EnvString for `u8` type
-- **u16** - impl EnvString for `u16` type
-- **u32** - impl EnvString for `u32` type
-- **u64** - impl EnvString for `u64` type
-- **u128** - impl EnvString for `u128` type
-- **usize** - impl EnvString for `usize` type
-- **f32** - impl EnvString for `f32` type
-- **f64** - impl EnvString for `f64` type
-- **bool** - impl EnvString for `bool` type
-- **json_array** - Add EnvString impl for vector type (uses optional
-  `serde_json` package). ⚠ **_DEPRECATED_**
+- **number** - Group for features: `int`, `uint` and `float`.
+- **bool** - impl EnvString for `bool` type `serde_json` package). ⚠
+  **_DEPRECATED_**
 
 ## License
 
-[MIT] © [Ice Temple](https://github.com/icetemple)
+[MIT] © [pleshevskiy](https://github.com/pleshevskiy)
 
 ## Contributors
 
 [pleshevskiy](https://github.com/pleshevskiy) (Dmitriy Pleshevskiy) – creator,
 maintainer.
 
-[documentation]: https://docs.rs/itconfig
-[MIT]: https://github.com/icetemple/itconfig-rs/blob/master/LICENSE
+[documentation]: https://docs.rs/enve
+[MIT]: https://github.com/icetemple/enve-rs/blob/master/LICENSE
diff --git a/benches/main_benches.rs b/benches/main_benches.rs
index bce427e..3142d78 100644
--- a/benches/main_benches.rs
+++ b/benches/main_benches.rs
@@ -4,14 +4,14 @@ use std::env;
 #[macro_use]
 extern crate lazy_static;
 #[macro_use]
-extern crate itconfig;
+extern crate enve;
 
 fn setup_env_var(key: &'static str, initial: String) {
     env::set_var(key, initial);
 }
 
 fn source_get_env() -> u32 {
-    itconfig::get_env::<u32>("TEST").unwrap()
+    enve::get::<u32>("TEST").unwrap()
 }
 
 fn lazy_get_env() -> u32 {
diff --git a/itconfig-macro/Cargo.toml b/enve_mod/Cargo.toml
similarity index 75%
rename from itconfig-macro/Cargo.toml
rename to enve_mod/Cargo.toml
index 4d88505..bb3b161 100644
--- a/itconfig-macro/Cargo.toml
+++ b/enve_mod/Cargo.toml
@@ -1,5 +1,5 @@
 [package]
-name = "itconfig-macro"
+name = "enve_mod"
 version = "1.1.1"
 authors = ["Dmitriy Pleshevskiy <dmitriy@ideascup.me>"]
 description = "Easy build a configs from environment variables and use it in globally."
@@ -7,9 +7,9 @@ categories = ["config", "web-programming"]
 keywords = ["config", "env", "configuration", "environment", "macro"]
 edition = "2018"
 license = "MIT"
-repository = "https://github.com/pleshevskiy/itconfig-rs"
-homepage = "https://github.com/pleshevskiy/itconfig-rs"
-documentation = "https://docs.rs/itconfig"
+repository = "https://github.com/pleshevskiy/enve"
+homepage = "https://github.com/pleshevskiy/enve"
+documentation = "https://docs.rs/enve"
 readme = "../README.md"
 
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
@@ -22,7 +22,7 @@ quote = "1.0.9"
 proc-macro2 = "1.0.24"
 
 [dev-dependencies]
-itconfig = { path = ".." }
+enve = { path = ".." }
 lazy_static = "1.4.0"
 
 [badges]
diff --git a/itconfig-macro/src/ast.rs b/enve_mod/src/ast.rs
similarity index 100%
rename from itconfig-macro/src/ast.rs
rename to enve_mod/src/ast.rs
diff --git a/itconfig-macro/src/expand.rs b/enve_mod/src/expand.rs
similarity index 100%
rename from itconfig-macro/src/expand.rs
rename to enve_mod/src/expand.rs
diff --git a/itconfig-macro/src/lib.rs b/enve_mod/src/lib.rs
similarity index 100%
rename from itconfig-macro/src/lib.rs
rename to enve_mod/src/lib.rs
diff --git a/itconfig-macro/src/parse.rs b/enve_mod/src/parse.rs
similarity index 100%
rename from itconfig-macro/src/parse.rs
rename to enve_mod/src/parse.rs
diff --git a/itconfig-macro/src/utils.rs b/enve_mod/src/utils.rs
similarity index 100%
rename from itconfig-macro/src/utils.rs
rename to enve_mod/src/utils.rs
diff --git a/src/core.rs b/src/core.rs
index c31af94..95a9f85 100644
--- a/src/core.rs
+++ b/src/core.rs
@@ -8,6 +8,7 @@ pub mod vec;
 #[cfg(feature = "vec")]
 pub use vec::*;
 
+use crate::error::Error;
 use std::convert::{Infallible, TryFrom};
 
 /// Wrapper under String type.
@@ -18,6 +19,14 @@ use std::convert::{Infallible, TryFrom};
 #[derive(Debug, Default, PartialEq, Eq, Clone)]
 pub struct EString(String);
 
+impl EString {
+    #[inline]
+    pub fn parse<T: TryFrom<EString>>(self) -> Result<T, Error> {
+        let orig = self.0.clone();
+        <T as TryFrom<EString>>::try_from(self).map_err(|_| Error::Parse(orig))
+    }
+}
+
 impl<T> From<T> for EString
 where
     T: std::fmt::Display,
diff --git a/src/lib.rs b/src/lib.rs
index 4182a44..d442af4 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -1,4 +1,4 @@
-//! # itconfig
+//! # enve
 //!
 //! Simple configuration with macro for rust application.
 //!
@@ -16,7 +16,7 @@
 //!
 //! These macros require a Rust compiler version 1.31 or newer.
 //!
-//! Add `itconfig = { version = "1.0", features = ["macro"] }` as a dependency in `Cargo.toml`.
+//! Add `enve = { version = "1.0", features = ["macro"] }` as a dependency in `Cargo.toml`.
 //!
 //!
 //! `Cargo.toml` example:
@@ -28,14 +28,14 @@
 //! authors = ["Me <user@rust-lang.org>"]
 //!
 //! [dependencies]
-//! itconfig = { version = "1.0", features = ["macro"] }
+//! enve = { version = "1.0", features = ["macro"] }
 //! ```
 //!
 //!
 //! ## Basic usage
 //!
 //! ```rust
-//! use itconfig::config;
+//! use enve::config;
 //! use std::env;
 //! //use dotenv::dotenv;
 //!
@@ -90,7 +90,7 @@
 //! Macro is an optional feature, disabled by default. You can use this library without macro.
 //!
 //! ```rust
-//! use itconfig::*;
+//! use enve::*;
 //! use std::env;
 //! // use dotenv::dotenv;
 //!
@@ -157,6 +157,6 @@ pub use self::error::*;
 pub use self::utils::*;
 
 #[cfg(feature = "macro")]
-extern crate itconfig_macro;
+extern crate enve_mod;
 #[cfg(feature = "macro")]
-pub use itconfig_macro::*;
+pub use enve_mod::*;
diff --git a/src/utils.rs b/src/utils.rs
index fa1ed61..1f06865 100644
--- a/src/utils.rs
+++ b/src/utils.rs
@@ -1,36 +1,35 @@
 use crate::core::EString;
 use crate::error::Error;
-use std::convert::{TryFrom, TryInto};
+use std::convert::TryFrom;
 use std::env;
 
-pub fn get_env_or_set_default<R>(env_name: &str, default: R) -> Result<R, Error>
+pub fn get_or_set_default<R>(env_name: &str, default: R) -> Result<R, Error>
 where
     R: TryFrom<EString> + std::fmt::Display,
 {
-    get_env::<R>(env_name).or_else(|err| match err {
-        Error::NotPresent => {
-            let val = default.to_string();
-            env::set_var(env_name, &val);
-            EString::from(val)
-                .try_into()
-                .map_err(|_| Error::Parse(default.to_string()))
-        }
+    get::<R>(env_name).or_else(|err| match err {
+        Error::NotPresent => set(env_name, &default).parse(),
         _ => Err(err),
     })
 }
 
-pub fn get_env<R>(env_name: &str) -> Result<R, Error>
+pub fn get<R>(env_name: &str) -> Result<R, Error>
 where
     R: TryFrom<EString>,
 {
     env::var(env_name)
         .map_err(From::from)
         .map(EString::from)
-        .and_then(|val| {
-            val.clone()
-                .try_into()
-                .map_err(|_| Error::Parse(val.to_string()))
-        })
+        .and_then(EString::parse)
+}
+
+pub fn set<V>(env_name: &str, value: V) -> EString
+where
+    V: std::fmt::Display,
+{
+    let val = value.to_string();
+    env::set_var(env_name, &val);
+    val.into()
 }
 
 #[cfg(test)]
@@ -41,7 +40,17 @@ mod tests {
 
     impl<const N: u8> std::fmt::Display for TestCase<N> {
         fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
-            write!(f, "get_env_{}", N)
+            write!(f, "test_case_{}", N)
+        }
+    }
+
+    #[test]
+    fn should_add_env_variable_to_process() {
+        let en = TestCase::<0>.to_string();
+        set(&en, "hello");
+        match env::var(&en) {
+            Ok(var) => assert_eq!(&var, "hello"),
+            _ => unreachable!(),
         }
     }
 
@@ -49,7 +58,7 @@ mod tests {
     fn should_return_variable() {
         let en = TestCase::<1>.to_string();
         env::set_var(&en, "hello");
-        match get_env::<&str>(&en) {
+        match get::<&str>(&en) {
             Ok(res) => assert_eq!(res, "hello"),
             _ => unreachable!(),
         };
@@ -58,7 +67,7 @@ mod tests {
     #[test]
     fn should_throw_no_present_error() {
         let en = TestCase::<2>.to_string();
-        match get_env::<&str>(&en) {
+        match get::<&str>(&en) {
             Err(Error::NotPresent) => {}
             _ => unreachable!(),
         };
@@ -68,7 +77,7 @@ mod tests {
     fn should_set_default_if_var_is_no_present() {
         let en = TestCase::<3>.to_string();
         let orig = "hello";
-        match get_env_or_set_default(&en, orig) {
+        match get_or_set_default(&en, orig) {
             Ok(res) => {
                 assert_eq!(res, orig);
                 assert_eq!(env::var(&en).unwrap(), orig);
@@ -85,7 +94,7 @@ mod tests {
         fn should_throw_parse_error() {
             let en = TestCase::<4>.to_string();
             env::set_var(&en, "-10");
-            match get_env::<u32>(&en) {
+            match get::<u32>(&en) {
                 Err(Error::Parse(orig)) => {
                     assert_eq!(orig, String::from("-10"))
                 }
@@ -97,7 +106,7 @@ mod tests {
         fn should_set_default_num_if_var_is_no_present() {
             let en = TestCase::<5>.to_string();
             let orig = 10;
-            match get_env_or_set_default(&en, orig) {
+            match get_or_set_default(&en, orig) {
                 Ok(res) => {
                     assert_eq!(res, orig);
                     assert_eq!(env::var(&en).unwrap(), "10");
@@ -130,7 +139,7 @@ mod tests {
                 en.push_str(val.as_ref());
 
                 env::set_var(&en, val);
-                match get_env::<bool>(&en) {
+                match get::<bool>(&en) {
                     Ok(res) => assert_eq!(res, *expected),
                     _ => unreachable!(),
                 };
@@ -148,7 +157,7 @@ mod tests {
             let en = TestCase::<6>.to_string();
 
             env::set_var(&en, "1,2,3,4,5");
-            match get_env::<CommaVec<i32>>(&en) {
+            match get::<CommaVec<i32>>(&en) {
                 Ok(res) => assert_eq!(*res, vec![1, 2, 3, 4, 5]),
                 _ => unreachable!(),
             };
@@ -158,7 +167,7 @@ mod tests {
         fn should_throw_parse_vec_error() {
             let en = TestCase::<7>.to_string();
             env::set_var(&en, "1,2,3,4,5");
-            match get_env::<SepVec<i32, '+'>>(&en) {
+            match get::<SepVec<i32, '+'>>(&en) {
                 Err(Error::Parse(orig)) => {
                     assert_eq!(orig, String::from("1,2,3,4,5"))
                 }
@@ -170,7 +179,7 @@ mod tests {
         fn should_set_default_vector_if_var_is_no_present() {
             let en = TestCase::<8>.to_string();
             let orig = CommaVec::from(vec![1, 2, 3, 4]);
-            match get_env_or_set_default(&en, orig.clone()) {
+            match get_or_set_default(&en, orig.clone()) {
                 Ok(res) => {
                     assert_eq!(res, orig);
                     assert_eq!(env::var(&en).unwrap(), "1,2,3,4");