Opera 4 for computers
Opera 4.00, released on June 28, 2000, rebuilt the browser around a new cross-platform core, the foundation that allowed Opera to run on so many systems and devices in the following years. It brought a built-in e-mail client and tabbed browsing, together with CSS 2, HTTP 1.1, JavaScript 1.3 and 128-bit encryption.
What was new
- New cross-platform core
- Built-in e-mail client
- Tabbed browsing
- CSS 2, HTML 4.0, HTTP 1.1 and XML 1.0
- 128-bit encryption, print preview and kiosk mode
opera.com on June 21, 2000.
In numbers
- First release: 2000
- 4 releases, 9 builds
- Platforms: Windows
Downloads
Betas and previews are shown in grey. Dates come from Opera's FTP server when available, otherwise from the release history.
| Version | Released | Platform | Downloads |
|---|---|---|---|
| 4.03 | Windows |
Installer 2.9 MB
|
|
| 4.02 | August 4, 2000 | Windows |
Installer 1.8 MB
|
| 4.01 | July 14, 2000 | Windows |
Installer 1.8 MB
|
| 4.00 | June 28, 2000 | Windows |
Installer 1.8 MB
|
| 4.00 beta 5 | June 7, 2000 | Windows |
Installer 1.8 MB
|
| 4.00 beta 4 | May 17, 2000 | Windows |
Installer 1.7 MB
|
| 4.00 beta 3 | April 21, 2000 | Windows |
Installer 1.6 MB
|
| 4.00 beta 2 | April 3, 2000 | Windows |
Installer 1.6 MB
|
| 4.00 beta 1 | Windows |
Installer 1.5 MB
|