
Brave
Google Chrome
Mozilla Firefox
Vivaldi
Tor Browser
Safari
Chromium
Opera is a browser with innovative features, speed and security.

Security Headers
Mozilla Observatory
Hardenize
Qualys SSL Server Test
Sucuri Security Scanner
Cloud Cultivator
Iron Check
Developed by Mozilla, the HTTP Observatory performs an in-depth assessment of a site’s HTTP headers and other key security configurations.

Which is more popular?
Based on our record, Opera seems to be more popular. It has been mentioned 23 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | opera.com | developer.mozilla.org |
| Company | Startup from Norway | — |
| Listed in |
What each product offers, as listed by its team.


Possible disadvantages
No features have been listed yet.
An editorial look at what each product does well and who it suits.


Overall verdict
Why this product is good
Recommended for
Overall verdict
Why this product is good
Recommended for
Walkthroughs and reviews on video.
Opera VPN Review: Walkthrough, Speed Test (and 🚩#1 Weakness 🚩)
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How often each product is chosen within a category, 0–100% relative to the other.


Share your experience with using Opera and HTTP Observatory. For example, how are they different and which one is better?
External articles and on-site reviews we used to compare the two products.


Both Opera and Brave support a wide range of extensions, but with Opera, you’ll require fewer third-party extensions as most features are in-built.
Opera VPN: Opera VPN is a premium ad blocker that also includes a VPN service. It costs $3.99 per month or $39.99 per year.
Opera is the fifth most popular web browser; it currently holds 2.4% of the web browser market share. It was released in 1995 by Opera. So, it is one of the oldest web browsers which is still actively developed. The...
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Recommendations tracked on public social media and blogs since March 2021.


This is not opera.com it's "api2 dot com" so it's a malware site posing as an opera one by including opera in its name. I had a popup like this. It opened every time I opened the browser. Turned out it was coming from a video downloader... Source: over 3 years ago
The opera.com domain is banned where I live but I still want to download the browser without a VPN (because those are also banned). Is there a torrent link or an alternative/mirror link where I can download the latest Opera One release?... Source: over 3 years ago
Apparently it "urgently needed to be removed off the network" (bullshit, you could've blocked opera.com, dumbass) I don't see why its so bad to have one kid with an unmanaged browser, like seeing "your browser is managed by your... Source: over 3 years ago
Tracking HTTP Observatory since Feb 2025.
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