
SCI-HUB
arXiv
Ladder
Z-Lib
Archive.org
PaywallBuster
Open Access Button
Legally read research papers behind paywalls.

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, Unpaywall seems to be more popular. It has been mentioned 44 times since March 2021.
Website, pricing, platforms and company facts side by side.
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|---|---|---|
| Website | unpaywall.org | 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 Unpaywall 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builders to avoid searching for the perfect UI component library for their project and scrolling through GitHub repos, outdated blog lists, or product pages that barely show what’s inside...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
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 Unpaywall 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Component Libraries is literally the only platform showcasing all the best component libraries, besides GitHub repos, outdated blog lists, or product pages.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 Unpaywall 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.


GetTheResearch.org is an Artificial Intelligence(AI) powered search engine for search and understand scientific articles for researchers and scientists. It was developed as a part of the Unpaywall project. Unpaywall...
We have no reviews of ComponentLibraries yet. Be the first one to post
Recommendations tracked on public social media and blogs since March 2021.


You might also find this interesting: https://unpaywall.org/. Source: almost 3 years ago
> can you detail what the possible issue is? Why? Are you in a position to help everyone? (As you probably guessed while reading the comment you replied to, I don't really need help; more on that below). "Occasional" is not universal;... - Source: Hacker News / almost 3 years ago
There are many of course the problem is that the ai hallucination problem is still a huge issue. For instance, getting all of https://unpaywall.org/ or something similar into an LLM would be a boon for scientists, but... If you can't... Source: over 3 years ago
Tracking ComponentLibraries since Feb 2025.
When comparing Unpaywall and ComponentLibraries, you can also consider the following products.

It provides mass and public access to tens of millions of research papers
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A CSS Framework and a Set of React Components that Implement Google's Material Design
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arXiv is a free distribution service and an open-access archive for scholarly articles.
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Community-first career growth for the next generation.
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ZLibraryPart of Z-Library project. The world's largest ebook library.
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Internet Archive is a non-profit digital library offering free universal access to books, movies...
Compare Archive.org to Unpaywall or ComponentLibraries: