I3

I3, I-3 or i3 may refer to:

==Science and technology== Core i3, a microprocessor line from Intel i3 (window manager), a tiling window manager Triiodide (I3−), an anion composed of 3 iodide atoms Intermud-3, an InterMUD network method between MUDs Axiom I3, a large cardinal axiom in rank-into-rank set theory