Communication · 1993

Mosaic web browser

A graphical browser shows images inline with text, and the web takes off.

Marc Andreessen and Eric Bina released NCSA Mosaic in 1993 for Unix, Windows and Mac. Its ease of use made web traffic explode, and its successor Netscape Navigator led the 1995 internet boom.

See it in the living tree Wikipedia

Arcs above join it to what it stood on, arcs below to what it led to. The bar places this stretch on the tree's whole timeline.

What it built on 1

World Wide Web 1991

What it led to 1

Web search (Google PageRank) 1998

Related measurements

The dashed line marks when it first worked.

Internet users in the United States Latest: 322M people (2024) Source: Our World in Data

Share of people online Latest: 73.6 % (2025) Source: Our World in Data