
Optimizely
Hotjar
Crazy Egg
Smartlook
AB Tasty
FullStory
Lucky Orange
Use VWO to tweak, optimize & personalize your website with minimal IT help.

Material UI
The ultimate directory for top UI component libraries in React, Vue, Angular, Nuxt, Svelte, Rails, Weblow, and more.
Which is more popular?
Based on our record, VWO seems to be more popular. It has been mentioned 4 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | vwo.com | componentlibraries.com |
| Pricing | ||
| Company | — | Startup from the United States · 1 - 9 employees · 2025 |
| Listed in |
In their own words, as submitted to SaaSHub.


No description of VWO yet.
We want builders to avoid searching for the perfect UI component library for their project and scrolling through GitHub repos, outdated blog lists, or product pages that barely show what’s inside... We built ComponentLibraries.com to make finding the right component library effortless. Browse a...
What each product offers, as listed by its team.


Possible disadvantages
An editorial look at what each product does well and who it suits.


Overall verdict
Why this product is good
Recommended for
VWO is especially recommended for digital marketers, product managers, UX/UI designers, and e-commerce businesses who are looking to conduct sophisticated A/B tests and collect actionable insights to enhance their website’s user experience and maximize conversions. Additionally, it is suitable for those who need a robust testing platform that offers scalability and flexibility to adapt to different business needs.
Overall verdict
Why this product is good
Recommended for
Walkthroughs and reviews on video.
How often each product is chosen within a category, 0–100% relative to the other.


As answered by people managing VWO and ComponentLibraries.
ComponentLibraries's answer:
There wasn't a single platform showcasing ALL the component libraries for any framework, let alone promoting bootstrapped independent ones, so we built one!
ComponentLibraries's answer:
Next.js, Typescript, Sanity CMS
ComponentLibraries's answer:
Component Libraries is literally the only platform showcasing all the best component libraries, besides GitHub repos, outdated blog lists, or product pages.
Share your experience with using VWO and ComponentLibraries. For example, how are they different and which one is better?
External articles and on-site reviews we used to compare the two products.


The verdict: If you’re looking for a tool that does more than just make heatmaps and record sessions, then VWO is the better of the two. With its A/B testing and URL tests, VWO is better primed for bulking up those...
VWO is a well-rounded conversion rate optimization (CRO) platform. As such, it’s mainly used to improve conversions and user experience metrics through A/B, multivariate, and split URL testing. Beyond that, VWO also...
Since VWO offers many packages, it comes with different prices and, unfortunately, users can’t find out about pricing until check-out. Below, You can see ‘VWO insights’ packages.
We have no reviews of ComponentLibraries yet. Be the first one to post
Recommendations tracked on public social media and blogs since March 2021.


VWO: Tests different image variations to boost engagement and conversion rates. - Source: dev.to / about 2 years ago
A/B testing tools: Tools like Google Optimize, Optimizely, and VWO allow you to test different versions of your website or landing page to see which one performs best. Source: over 3 years ago
It looks a very much lot like it https://vwo.com/. Source: over 3 years ago
Tracking ComponentLibraries since Feb 2025.
When comparing VWO and ComponentLibraries, you can also consider the following products.


A CSS Framework and a Set of React Components that Implement Google's Material Design
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Through Crazy Egg's heat map and scroll map reports you can get an understanding of how your visitors engage with your website so you can boost your conversion rates.
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Qualitative analytics for websites and mobile apps Start understanding the 'whys' of your users' behaviors with clear, visual insights. With session recordings and event tracking, you get the complete picture.
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AB Tasty is an all-inclusive platform for conversion rate optimization, personalization, customer activation, and testing.
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