Upvote:0
The input tag is part of HTML and as such not an "add on" that just one browser would have used/supported. According to this page, the input tag was a part of HTML2, which rolled out between 1995 and 1997. That would put it on Netscape Navigator and IE (IE 3 came out in 1996).
Upvote:9
The <input>
tag is a part of HTML forms, which first appeared in the Mosaic browser in April 1993. It was standardized in HTML2 in November 1995.