ASCII art is a form of art which uses characters as its basic unit of construction. It is an extension of Typewriter Art, which appeared shortly after the invention of the typewriter.
ASCII art generators take text and create ASCII art algorithmically. (html)
In the 1970s and 80s, large banners were often produced as ASCII art.
ASCII art remains a staple of certain online cultures, such as some Twitter communities. Shruggie and Sign Bunny are two common examples of ASCII art found on Twitter.
The subreddit r/ASCII collects examples of ASCII art.
Modern ASCII art may contain Unicode Characters far beyond the 128 characters in standard ASCII.