Opera 是来自挪威的一个极为出色的网络浏览套件，具有速度快、节省系统资源、定制能力强、安全性高以及体积小等特点，目前已经是广受欢迎的浏览器之一。多 文档接 口 (MDI)、方便的缩放功能、整合搜索引擎、快捷键与鼠标手势、浏览历史记忆、防止恶意弹出窗口、全屏模式、对 HTML 标准的支持、整合电子邮件与新闻群组以及让用户自定义按钮、皮肤、工具栏等等，都使 Opera 多年来倍受喜爱。

Known Issues
Mac
Some stability problems on PPC
Fonts may be cut off when scrolling
Crash when using Opera Standard Skin (the default Mac Native is OK)
Crashlogger doesn’t work for OS 10.4 ‘Tiger’

UNIX
Several font problems still remain
Language input issues
No KDE integration
Black drop down menus for some KDE3 users
Some command line options don't work
No PPC builds (this time)

WARNING: This is a development snapshot: it contains the latest changes, but may also have severe known issues, including crashes and data loss situations. In fact, it may not work at all.