diff --git a/lib/libft/Makefile b/lib/libft/Makefile
index 42e15a2..24b292b 100644
--- a/lib/libft/Makefile
+++ b/lib/libft/Makefile
@@ -1,13 +1,26 @@
 NAME = libft.a
 
-SRC = ft_strlen.c ft_strlcpy.c ft_strlcat.c ft_strchr.c ft_strrchr.c ft_strnstr.c ft_memset.c ft_memcpy.c ft_memmove.c ft_memchr.c ft_memcmp.c ft_isalpha.c ft_isdigit.c ft_isalnum.c ft_isascii.c ft_isprint.c ft_tolower.c ft_toupper.c ft_strncmp.c ft_atoi.c ft_bzero.c ft_calloc.c ft_strdup.c ft_substr.c ft_strjoin.c ft_strtrim.c ft_split.c ft_itoa.c ft_strmapi.c ft_striteri.c ft_putchar_fd.c ft_putstr_fd.c ft_putendl_fd.c ft_putnbr_fd.c
+SRC = ft_strlen.c ft_strlcpy.c ft_strlcat.c ft_strchr.c \
+		ft_strrchr.c ft_strnstr.c ft_memset.c ft_memcpy.c \
+		ft_memmove.c ft_memchr.c ft_memcmp.c ft_isalpha.c \
+		ft_isdigit.c ft_isalnum.c ft_isascii.c ft_isprint.c \
+		ft_tolower.c ft_toupper.c ft_strncmp.c ft_atoi.c \
+		ft_bzero.c ft_calloc.c ft_strdup.c ft_substr.c \
+		ft_strjoin.c ft_strtrim.c ft_split.c ft_itoa.c \
+		ft_strmapi.c ft_striteri.c ft_putchar_fd.c \
+		ft_putstr_fd.c ft_putendl_fd.c ft_putnbr_fd.c \
+		ft_lstnew_bonus.c ft_lstadd_front_bonus.c \
+		ft_lstsize_bonus.c ft_lstlast_bonus.c \
+		ft_lstadd_back_bonus.c ft_lstdelone_bonus.c \
+		ft_lstclear_bonus.c ft_lstiter_bonus.c ft_lstmap_bonus.c \
+		ft_array.c ft_atof.c ft_itoa_base.c ft_memfree_all.c \
+		ft_memfree.c ft_issign.c ft_isspace.c ft_iabs.c \
+		ft_strcmp.c
+
 
-SRC_B = ft_lstnew_bonus.c ft_lstadd_front_bonus.c ft_lstsize_bonus.c ft_lstlast_bonus.c ft_lstadd_back_bonus.c ft_lstdelone_bonus.c ft_lstclear_bonus.c ft_lstiter_bonus.c ft_lstmap_bonus.c
 
 OBJ = $(SRC:.c=.o)
 
-OBJS_B = ${SRC_B:.c=.o}
-
 CC = cc
 
 CFLAGS = -Wall -Wextra -Werror
@@ -18,9 +31,6 @@ $(NAME): $(OBJ)
 	ar rc $(NAME) $(OBJ)
 	ranlib $(NAME)
 
-bonus: $(OBJ) $(OBJS_B)
-	ar rc $(NAME) $(OBJ) $(OBJS_B)
-	ranlib $(NAME)
 
 %.o: %.c
 	$(CC) $(CFLAGS) -c $< -o $@
@@ -31,6 +41,6 @@ clean:
 fclean: clean
 	rm -f $(NAME)
 
-re: fclean bonus
+re: fclean
 
-.PHONY: bonus all clean fclean re
+.PHONY: all clean fclean re
diff --git a/lib/libft/ft_array.c b/lib/libft/ft_array.c
new file mode 100644
index 0000000..cf80dab
--- /dev/null
+++ b/lib/libft/ft_array.c
@@ -0,0 +1,81 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   ft_atoi.c                                          :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: aortigos <aortigos@student.42malaga.com>   +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2023/09/22 20:46:43 by aortigos          #+#    #+#             */
+/*   Updated: 2023/10/18 20:41:03 by aortigos         ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "libft.h"
+
+char	**ft_arrayadd(char *str, char **array)
+{
+	char	**new_array;
+	int		i;
+
+	if (!array)
+	{
+		array = ft_calloc(sizeof(char *), 2);
+		array[0] = str;
+		return (array);
+	} else {
+		new_array = ft_calloc(sizeof(char *), ft_arraylen(array) + 2);
+		i = 0;
+		while (array[i++])
+			new_array[i] = ft_strdup(array[i]);
+		new_array[i] = ft_strdup(str);
+		free2d(array);
+		free(str);
+		return (new_array);
+	}
+}
+
+char	**ft_arraydelete(int pos, char **array)
+{
+	int	len;
+	int	i;
+
+	len = ft_arraylen(array);
+	if (!array || pos < 0 || pos > len)
+		return (array);
+	i = pos;
+	while (array[i])
+	{
+		array[i] = array[i + 1];
+		i++;
+	}
+	return (array);
+}
+
+char	**ft_arraydup(char **array)
+{
+	char	**new_array;
+	int		i;
+
+	if (!array)
+		return (NULL);
+	new_array = ft_calloc(sizeof(char *), ft_arraylen(array) + 1);
+	i = 0;
+	while (array[i])
+	{
+		new_array[i] = ft_strdup(array[i]);
+		i++;
+	}
+	return (new_array);
+}
+
+int	ft_arraylen(char **array)
+{
+	int	i;
+
+	i = 0;
+	if (!array)
+		return (0);
+	while (array[i])
+		i++;
+	return (i);
+}
diff --git a/lib/libft/ft_atof.c b/lib/libft/ft_atof.c
new file mode 100644
index 0000000..d372b56
--- /dev/null
+++ b/lib/libft/ft_atof.c
@@ -0,0 +1,38 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   ft_atoi.c                                          :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: aortigos <aortigos@student.42malaga.com>   +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2023/09/22 20:46:43 by aortigos          #+#    #+#             */
+/*   Updated: 2023/10/18 20:41:03 by aortigos         ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "libft.h"
+
+double	ft_atof(char *str)
+{
+	int		num;
+	double	rest;
+	char	*tmp;
+	int		i;
+
+	num = ft_atoi(str);
+	tmp = ft_strchr(str, '.');
+	if (!tmp)
+		tmp = ft_strchr(str, ',');
+	if (!tmp)
+		return (num);
+	rest = ft_atoi(&tmp[1]);
+	i = 1;
+	while (tmp[i])
+	{
+		rest /= 10;
+		i++;
+	}
+	if (num < 0 || (str[0] == '-' && str[1] == '0'))
+		return (num - rest);
+	return (num + rest);
+}
\ No newline at end of file
diff --git a/lib/libft/ft_iabs.c b/lib/libft/ft_iabs.c
new file mode 100644
index 0000000..50ca0af
--- /dev/null
+++ b/lib/libft/ft_iabs.c
@@ -0,0 +1,20 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   ft_iabs.c                                          :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: aortigos <aortigos@student.42malaga.com    +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2025/11/16 20:22:27 by aortigos          #+#    #+#             */
+/*   Updated: 2025/11/16 20:22:46 by aortigos         ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "libft.h"
+
+int	ft_iabs(int nb)
+{
+	if (nb < 0)
+		return (nb * -1);
+	return (nb);
+}
diff --git a/lib/libft/ft_issign.c b/lib/libft/ft_issign.c
new file mode 100644
index 0000000..1a3d097
--- /dev/null
+++ b/lib/libft/ft_issign.c
@@ -0,0 +1,18 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   ft_issign.c                                        :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: aortigos <aortigos@student.42malaga.com    +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2025/11/16 19:05:57 by aortigos          #+#    #+#             */
+/*   Updated: 2025/11/16 19:06:27 by aortigos         ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "libft.h"
+
+int	ft_issign(int c)
+{
+	return (c == 43 || c == 45);
+}
\ No newline at end of file
diff --git a/lib/libft/ft_isspace.c b/lib/libft/ft_isspace.c
new file mode 100644
index 0000000..20bbea7
--- /dev/null
+++ b/lib/libft/ft_isspace.c
@@ -0,0 +1,18 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   ft_isspace.c                                       :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: aortigos <aortigos@student.42malaga.com    +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2025/11/16 19:06:46 by aortigos          #+#    #+#             */
+/*   Updated: 2025/11/16 19:07:08 by aortigos         ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "libft.h"
+
+int	ft_isspace(char c)
+{
+	return (c == 32 || (c >= 9 && c <= 13));
+}
\ No newline at end of file
diff --git a/lib/libft/ft_itoa_base.c b/lib/libft/ft_itoa_base.c
new file mode 100644
index 0000000..fd12112
--- /dev/null
+++ b/lib/libft/ft_itoa_base.c
@@ -0,0 +1,82 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   ft_itoa_base.c                                     :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: aortigos <aortigos@student.42malaga.com    +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2023/09/22 20:46:43 by aortigos          #+#    #+#             */
+/*   Updated: 2025/11/16 19:04:48 by aortigos         ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "libft.h"
+
+static int	mem_str(int base)
+{
+	if (base == 2)
+		return (sizeof(int) * 8);
+	else if (base == 8)
+		return (22);
+	else if (base == 16)
+		return (16);
+	return (0);
+}
+
+static void	test(int base, char *str, int i, unsigned int digit)
+{
+	if (base == 2 || base == 8)
+		str[i] = '0' + digit;
+	else if (base == 16)
+	{
+		if (digit < 10)
+			str[i] = '0' + digit;
+		else
+			str[i] = 'a' + digit - 10;
+	}
+}
+
+static char	*str_invert(char *str, int index)
+{
+	int		i;
+	int		j;
+	char	temp;
+
+	i = 0;
+	j = index - 1;
+	while (i < j)
+	{
+		temp = str[i];
+		str[i] = str[j];
+		str[j] = temp;
+		i++;
+		j--;
+	}
+	return (str);
+}
+
+char	*ft_itoa_base(unsigned long long ul, int base)
+{
+	char			*str;
+	int				i;
+	unsigned int	digit;
+
+	if (base != 2 && base != 8 && base != 16)
+		return (NULL);
+	str = (char *)malloc(sizeof(char) * (mem_str(base) + 1));
+	if (!str)
+		return (NULL);
+	i = 0;
+	while (ul > 0)
+	{
+		digit = ul % base;
+		test(base, str, i, digit);
+		ul /= base;
+		i++;
+	}
+	if (i == 0)
+		str[i++] = '0';
+	str[i] = 0;
+	str_invert(str, i);
+	return (str);
+}
diff --git a/lib/libft/ft_ltoa.c b/lib/libft/ft_ltoa.c
new file mode 100644
index 0000000..622b67a
--- /dev/null
+++ b/lib/libft/ft_ltoa.c
@@ -0,0 +1,88 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   ft_ltoa.c                                          :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: aortigos <aortigos@student.42malaga.com    +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2023/09/22 20:46:43 by aortigos          #+#    #+#             */
+/*   Updated: 2025/11/16 20:25:47 by aortigos         ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "libft.h"
+
+static size_t	len_sl(long long nl)
+{
+	size_t len;
+
+	len = 0;
+	if (nl <= 0)
+		len++;
+	while (nl != 0)
+	{
+		len++;
+		nl /= 10;
+	}
+	return (len);
+}
+
+char	*ft_sltoa(long long nl)
+{
+	char	*str;
+	size_t	len;
+
+	len = len_sl(nl);
+	str = (char *)malloc(sizeof(char) * (len + 1));
+	if (!str)
+		return (NULL);
+	if (nl < 0)
+	{
+		str[0] = '-';
+		nl *= -1;
+	}
+	str[len] = 0;
+	str[--len] = (nl % 10) + '0';
+	nl /= 10;
+	while (nl != 0 && len--)
+	{
+		str[len] = (nl % 10) + '0';
+		nl /= 10
+	}
+	return (str);
+}
+
+static size_t	len_ul(unsigned long long un)
+{
+	size_t	len;
+
+	len = 0;
+	if (un == 0)
+		len++;
+	while (un != 0)
+	{
+		len++;
+		un /= 10;
+	}
+	return (len);
+}
+
+char	*ft_ultoa(unsigned long long un)
+{
+	char	*str;
+	size_t	len;
+
+	len = len_ul(un);
+	str = (char *)malloc(sizeof(char) * (len + 1));
+	if (!str)
+		return (NULL);
+	str[len] = 0;
+	str[--len] = (un % 10) + '0';
+	un /= 10;
+	while (un != 0 && len--)
+	{
+		str[len] = (un % 10) + '0';
+		un /= 10;
+	}
+	return (str);
+}
diff --git a/lib/libft/ft_memfree.c b/lib/libft/ft_memfree.c
new file mode 100644
index 0000000..e8b6680
--- /dev/null
+++ b/lib/libft/ft_memfree.c
@@ -0,0 +1,21 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   ft_memfree.c                                       :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: aortigos <aortigos@student.42malaga.com    +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2025/11/16 19:04:46 by aortigos          #+#    #+#             */
+/*   Updated: 2025/11/16 19:05:35 by aortigos         ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "libft.h"
+
+void	ft_memfree(void *ptr)
+{
+	if (!ptr)
+		return ;
+	free(ptr);
+	ptr = NULL;
+}
\ No newline at end of file
diff --git a/lib/libft/ft_memfree_all.c b/lib/libft/ft_memfree_all.c
new file mode 100644
index 0000000..8435c87
--- /dev/null
+++ b/lib/libft/ft_memfree_all.c
@@ -0,0 +1,26 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   ft_memfree_all.c                                   :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: aortigos <aortigos@student.42malaga.com    +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2023/09/22 20:46:43 by aortigos          #+#    #+#             */
+/*   Updated: 2025/11/16 19:04:45 by aortigos         ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "libft.h"
+
+void	free2d(char **ptr)
+{
+	int	i;
+	
+	if (!ptr)
+		return ;
+	i = 0;
+	while (ptr[i])
+		ft_memfree(ptr[i++]);
+	free(ptr);
+	ptr = NULL;
+}
diff --git a/lib/libft/ft_memmove.c b/lib/libft/ft_memmove.c
index 2f1795f..e7d9715 100644
--- a/lib/libft/ft_memmove.c
+++ b/lib/libft/ft_memmove.c
@@ -3,10 +3,10 @@
 /*                                                        :::      ::::::::   */
 /*   ft_memmove.c                                       :+:      :+:    :+:   */
 /*                                                    +:+ +:+         +:+     */
-/*   By: aortigos <aortigos@student.42malaga.com>   +#+  +:+       +#+        */
+/*   By: aortigos <aortigos@student.42malaga.com    +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2023/09/20 21:18:07 by aortigos          #+#    #+#             */
-/*   Updated: 2023/09/20 21:18:58 by aortigos         ###   ########.fr       */
+/*   Updated: 2025/11/16 19:04:57 by aortigos         ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
diff --git a/lib/libft/ft_strcmp.c b/lib/libft/ft_strcmp.c
new file mode 100644
index 0000000..8dd5375
--- /dev/null
+++ b/lib/libft/ft_strcmp.c
@@ -0,0 +1,25 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   ft_strcmp.c                                        :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: aortigos <aortigos@student.42malaga.com    +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2025/11/16 20:23:46 by aortigos          #+#    #+#             */
+/*   Updated: 2025/11/16 20:24:27 by aortigos         ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "libft.h"
+
+int	ft_strcmp(const char *s1, const char *s2)
+{
+	while (*s1 == *s2)
+	{
+		if (*s1 == '\0')
+			return (0);
+		s1++;
+		s2++;
+	}
+	return (*s1 - *s2);
+}
diff --git a/lib/libft/libft.h b/lib/libft/libft.h
index da11c1d..50350a0 100644
--- a/lib/libft/libft.h
+++ b/lib/libft/libft.h
@@ -3,10 +3,10 @@
 /*                                                        :::      ::::::::   */
 /*   libft.h                                            :+:      :+:    :+:   */
 /*                                                    +:+ +:+         +:+     */
-/*   By: aortigos <aortigos@student.42malaga.com>   +#+  +:+       +#+        */
+/*   By: aortigos <aortigos@student.42malaga.com    +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2023/09/22 20:56:18 by aortigos          #+#    #+#             */
-/*   Updated: 2023/10/26 07:37:33 by aortigos         ###   ########.fr       */
+/*   Updated: 2025/11/16 20:25:28 by aortigos         ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
@@ -55,6 +55,11 @@ void	ft_putendl_fd(char *s, int fd);
 void	ft_putnbr_fd(int n, int fd);
 int		ft_memcmp(const void *s1, const void *s2, size_t n);
 
+void	free2d(char **ptr);
+void	ft_memfree(void *ptr);
+
+int		ft_strcmp(const char *s1, const char *s2);
+
 // Caracteres
 int		ft_isalpha(int c);
 int		ft_isdigit(int c);
@@ -63,10 +68,24 @@ int		ft_isascii(int c);
 int		ft_isprint(int c);
 int		ft_tolower(int c);
 int		ft_toupper(int c);
+int		ft_issign(int c);
+int		ft_isspace(char c);
+
+
+// Array
+char	**ft_arrayadd(char *str, char **array);
+char	**ft_arraydelete(int pos, char **array);
+char	**ft_arraydup(char **array);
+int		ft_arraylen(char **array);
 
 // Otras funciones
 int		ft_strncmp(const char *s1, const char *s2, size_t n);
 int		ft_atoi(const char *str);
+double	ft_atof(char *str);
+char	*ft_sltoa(long long nl);
+char	*ft_ultoa(unsigned long long un);
+char	*ft_itoa_base(unsigned long long ul, int base);
+int		ft_iabs(int nb);
 
 t_list	*ft_lstnew(void *content);
 void	ft_lstadd_front(t_list **lst, t_list *new);