diff --git a/.envrc b/.envrc
new file mode 100644
index 0000000..3550a30
--- /dev/null
+++ b/.envrc
@@ -0,0 +1 @@
+use flake
diff --git a/.gitignore b/.gitignore
index b51efab..3e55e4e 100644
--- a/.gitignore
+++ b/.gitignore
@@ -34,5 +34,7 @@
 # Nix files
 flake.lock
 .direnv/
+
+# Editor files
 .clangd
 .vscode/
diff --git a/Makefile b/Makefile
new file mode 100644
index 0000000..1f2b015
--- /dev/null
+++ b/Makefile
@@ -0,0 +1,138 @@
+# **************************************************************************** #
+#                                                                              #
+#                                                         :::      ::::::::    #
+#    Makefile                                           :+:      :+:    :+:    #
+#                                                     +:+ +:+         +:+      #
+#    By: rparodi <rparodi@student.42.fr>            +#+  +:+       +#+         #
+#    Created: 2023/11/12 11:05:05 by rparodi           #+#    #+#              #
+#    Updated: 2025/05/02 15:40:00 by rparodi          ###   ########.fr        #
+#                                                                              #
+# **************************************************************************** #
+
+# Variables
+
+# Name
+NAME = ircserv
+
+# Commands
+CXX = c++
+RM = rm -rf
+
+# Flags
+#  Mandatory flags for 42
+CXXFLAGS = -Werror -Wextra -Wall -std=c++98
+#  Flags to have the dependences (can be removed for correction)
+#  Flags to have the debug (can be removed for correction)
+DEBUG = -g3
+# DEBUG += -fsanitize=address
+CXXFLAGS += $(DEBUG)
+
+# Sources
+SRC = main.cpp
+
+INC_DIR =
+
+CPPFLAGS = $(addprefix -I, $(INC_DIR)) -MMD -MP
+
+#  Flags to have the dependences (can be removed for correction)
+# DEBUG = -g3
+# CPPFLAGS += $(DEBUG)
+
+# Objects
+OBJDIRNAME = ./build
+OBJ = $(addprefix $(OBJDIRNAME)/,$(SRC:.cpp=.o))
+
+# Colors
+GREEN = \033[32m
+GREY = \033[0;90m
+RED = \033[0;31m
+GOLD = \033[38;5;220m
+END = \033[0m
+
+# Rules
+
+# All (make all)
+all: header $(NAME) footer
+
+# Clean (make clean)
+clean:
+	@printf '$(GREY) Removing $(END)$(RED)Objects$(END)\n'
+	@printf '$(GREY) Removing $(END)$(RED)Objects Folder$(END)\n'
+	@$(RM) $(OBJDIRNAME)
+
+# Clean (make fclean)
+fclean: clean
+	@printf '$(GREY) Removing $(END)$(RED)Program$(END)\n'
+	@$(RM) $(NAME)
+	@echo ""
+
+# Restart (make re)
+re: header fclean all
+
+# Dependences for all
+$(NAME): $(OBJ)
+	@mkdir -p $(OBJDIRNAME)
+	@printf '$(GREY) Creating $(END)$(GREEN)$(OBJDIRNAME)$(END)\n'
+	@$(CXX) $(CXXFLAGS) $(CPPFLAGS) -o $(NAME) $(OBJ)
+
+# Creating the objects
+$(OBJDIRNAME)/%.o: %.cpp
+	@mkdir -p $(dir $@)
+	@printf '$(GREY) Compiling $(END)$(GREEN)$<$(END)\n'
+	@$(CXX) $(CXXFLAGS) $(CPPFLAGS) -o $@ -c $<
+
+debug: CPPFLAGS += -D DEBUG=1
+debug: re
+
+test: debug
+	@printf '$(GREY) now running with\n\t- Port:\t$(GREEN)4243$(GREY)\n\t-Password:\t$(GREEN)irc$(END)\n'
+	@./$(NAME) 4243 irc
+
+#	Header
+header:
+		@clear
+		@printf '\n\n'
+		@printf '$(GOLD)            *******     ****** ******* $(END)\n'
+		@printf '$(GOLD)          ******        ***    ******* $(END)\n'
+		@printf '$(GOLD)      *******           *      ******* $(END)\n'
+		@printf '$(GOLD)     ******                  ******* $(END)\n'
+		@printf '$(GOLD)  *******                  ******* $(END)\n'
+		@printf '$(GOLD) *******************    *******      * $(END)\n'
+		@printf '$(GOLD) *******************    *******    *** $(END)\n'
+		@printf '$(GOLD)              ******    ******* ****** $(END)\n'
+		@printf '$(GOLD)              ******  $(END)\n'
+		@printf '$(GOLD)              ******  $(END)\n'
+		@printf '$(GREY)                                      Made by rparodi$(END)\n\n'
+
+#	Footer
+footer:
+		@printf "\n"
+		@printf "$(GOLD)                   ,_     _,$(END)\n"
+		@printf "$(GOLD)                   | \\___//|$(END)\n"
+		@printf "$(GOLD)                   |=6   6=|$(END)\n"
+		@printf "$(GOLD)                   \\=._Y_.=/$(END)\n"
+		@printf "$(GOLD)                    )  \`  (    ,$(END)\n"
+		@printf "$(GOLD)                   /       \\  (('$(END)\n"
+		@printf "$(GOLD)                   |       |   ))$(END)\n"
+		@printf "$(GOLD)                  /| |   | |\\_//$(END)\n"
+		@printf "$(GOLD)                  \\| |._.| |/-\`$(END)\n"
+		@printf "$(GOLD)                   '\"'   '\"'$(END)\n"
+		@printf '              $(GREY)The compilation is$(END) $(GOLD)finish$(END)\n               $(GREY)Have a good $(END)$(GOLD)correction !$(END)\n'
+
+clangd:
+	@printf "CompileFlags:\n" > ./.clangd
+	@printf "  Add:\n" >> ./.clangd
+	@printf "    - \"-xc++\"\n" >> ./.clangd
+	@for FLAG in $(CXXFLAGS); do \
+		printf "    - \"$$FLAG\"\n" >> ./.clangd; \
+	done
+	@printf "    - \"-I"$(shell pwd)"/\"\n" >> .clangd;
+	@for file in $(INC_DIR); do \
+		printf "    - \"-I"$(shell pwd)"/"$$file"\"" >> .clangd; \
+	done
+	@printf "\n" >> ./.clangd
+	@printf '$(GREY) Now parsing settings is set in $(END)$(GREEN)./.clangd$(END)\n'
+
+#	Phony
+.PHONY: all clean fclean re clangd debug test
+-include	${OBJ:.o=.d}
diff --git a/flake.nix b/flake.nix
new file mode 100644
index 0000000..8544b58
--- /dev/null
+++ b/flake.nix
@@ -0,0 +1,36 @@
+{
+	description = "Shell for ft_irc 42 project";
+
+	inputs.nixpkgs.url = "github:NixOS/nixpkgs/nixos-unstable";
+	inputs.flake-utils.url = "github:numtide/flake-utils";
+
+	outputs = { self, nixpkgs, flake-utils }:
+		flake-utils.lib.eachDefaultSystem (system:
+			let
+				pkgs = import nixpkgs {
+					inherit system;
+				};
+			in {
+				devShells.default = pkgs.mkShell {
+					name = "cpp-42";
+					buildInputs = with pkgs; [
+						clang
+						clang-tools
+						irssi
+					] ++ (
+						if pkgs.stdenv.isLinux then [
+							valgrind
+						] else []
+					);
+					
+					shellHook = ''
+						export NIX_SHOW_STATS=0
+						export NIX_HIDE_STATS=1
+						export CXX=clang++
+						export CXXFLAGS="-std=cpp98 -Wall -Werror -Wextra"
+						printf "\n\033[0;90mCPP env loaded for: \033[38;5;220m${system}\033[0m\n"
+					'';
+					};
+				}
+		);
+}
diff --git a/main.cpp b/main.cpp
new file mode 100644
index 0000000..1f5b6a4
--- /dev/null
+++ b/main.cpp
@@ -0,0 +1,11 @@
+#include <iostream>
+
+int main(int argc, char *argv[]) {
+	if (argc != 3) {
+		std::cerr << "Usage: " << argv[0] << " <port> <password>" << std::endl;
+		return 1;
+	}
+	std::cout << "Port:" << argv[1] << std::endl;
+	std::cout << "Password:" << argv[2] << std::endl;
+	return 0;
+}