The ASCII (American Standard Code for Information Interchange) character set consists of 128 characters, including standard English letters, numbers, punctuation marks, and a range of special characters and symbols. Here is a list of all the ASCII characters:

! ” # $ % & ‘ ( ) * + , – . / 0 1 2 3 4 5 6 7 8 9 : ; < = > ? @ A B C D E F G H I J K L M N O P Q R S T U V W X Y Z [ \ ] ^ _ ` a b c d e f g h i j k l m n o p q r s t u v w x y z { | } ~

The ASCII character set is widely used in computer systems and is the basis for many other character sets and encodings. It includes 95 printable characters and 33 non-printable control characters.