: It came in two variants—a "full" version with Java support (approx. 9.5 MB) and a "lite" version (approx. 2 MB).
You won't find Opera 5 on the official Opera download page , as it only hosts modern, secure versions. To get Version 5 today, you must use specialized archives:
: Unlike modern Opera, which uses the Chromium engine (Blink), Version 5 ran on Opera's proprietary technology.
: It introduced basic mouse gestures and an integrated search bar, which were advanced for its era. How to Download and Run It