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

Go Online Tools HTML Viewer
HTML Online Viewer
Online HTML Viewer
ViewPageSource.co
CSSViewer
Paste any URL to see clean, pretty HTML/CSS/JS with headers & assets. Works great on mobile.
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 | viewsource.net |
| Pricing | — | |
| Company | Startup from Norway | 2025 |
| Listed in |
In their own words, as submitted to SaaSHub.


No description of Opera yet.
ViewSource.net is a fast, no-sign-up viewer for page source. Paste any URL (or use the bookmarklet) to see syntax-highlighted HTML, CSS, and JS, plus response headers and assets. It handles JS-rendered pages, pretty-prints minified code, and works smoothly on phones and tablets—perfect when...
What each product offers, as listed by its team.


Possible disadvantages
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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 ViewSource.net. 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...
We have no reviews of ViewSource.net yet. Be the first one to post
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: about 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: about 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 ViewSource.net since Oct 2025.
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