Opera is a web browser developed by the Norwegian software company Opera Software. It is a cross-platform web browser available for Windows, macOS, and Linux operating systems. It is known for its speed, security, and user-friendly features. Compared to other browsers, Opera has a few unique features such as a built-in ad blocker, free VPN, and a built-in messaging app. It also has a battery saver mode that can extend your laptop’s battery life. Additionally, Opera supports a wide range of extensions and themes.