
GTmetrix
PageSpeed Insights
Google Lighthouse
Pingdom
Website Speed Test by Pingdom
DebugBear
DareBoost
Run a free website speed test from multiple locations around the globe using real browsers...

Claude Code
Cursor
Google Antigravity
warp by spolu
GitHub Copilot
Codex 3.0 by OpenAI
aider
The AI coding agent, built for the terminal.

Which is more popular?
opencode might be a bit more popular than WebPagetest. We know about 74 links to it since March 2021 and only 51 links to WebPagetest.
Website, pricing, platforms and company facts side by side.
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| Website | webpagetest.org | opencode.ai |
| Pricing | — | |
| 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
WebPagetest is recommended for web developers, performance engineers, SEO specialists, and anyone interested in optimizing website speed and performance. It is especially useful for those who need detailed insights into page load processes and performance optimization opportunities.
Overall verdict
Why this product is good
Recommended for
Walkthroughs and reviews on video.
WebPageTest - The State of the Web
More videos
OpenCode: FASTEST AI Coder + Opensource! BYE Gemini CLI & ClaudeCode!
More videos
How often each product is chosen within a category, 0–100% relative to the other.


Share your experience with using WebPagetest and opencode. For example, how are they different and which one is better?
Recommendations tracked on public social media and blogs since March 2021.


Trust neither. The most optimal option I've found is webpagetest.org Its been quite handy lately. This tool does look interesting. Source: over 3 years ago
Webpagetest.org is another. Pagespeedinsights and lighthouse are great for identifying page load issues to fix, but actual page load times will always vary between the user and your web server. Universal analytics has some page load... Source: over 3 years ago
So I am working on rebuilding our company's site with a new stack. I am running tests using webpagetest.org, and I am having trouble fully understanding the speed index results as well as the film strip view. The page renders quite fast... Source: over 3 years ago
OpenCode's product page describes an open-source coding agent for the terminal, editor and desktop. The Console model documentation describes an optional provider that can be used with OpenCode or another coding agent. A person may use... - Source: dev.to / 5 days ago
You can check out Muse Spark 1.3 by using OpenCode (https://opencode.ai/ - open-source AI / coding harness). There's a terminal version and a GUI / desktop version. Good luck! - Source: Hacker News / about 2 months ago
[OpenCode IDE](https://opencode.ai/) (for the indexing part). - Source: Hacker News / about 2 months ago
When comparing WebPagetest and opencode, you can also consider the following products.

GTmetrix is a free tool that analyzes your page's speed performance. Using PageSpeed and YSlow, GTmetrix generates scores for your pages and offers actionable recommendations on how to fix them.
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Transform hours of debugging into seconds with a single command. Experience coding at thought-speed with Claude's AI that understands your entire codebase—no more context switching, just breakthrough results.
Compare Claude Code to WebPagetest or opencode:

PageSpeed is addon for ...
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The AI-first Code Editor. Build software faster in an editor designed for pair-programming with AI.
Compare Cursor to WebPagetest or opencode:

Lighthouse is an open-source, automated tool for improving the quality of web pages.
Compare Google Lighthouse to WebPagetest or opencode:

Google Antigravity - Build the new way
Compare Google Antigravity to WebPagetest or opencode: