
Restream
YouTube
Flutin
StreamYard
Vimeo Live
GiveCentral Live
BeLive
Castr.io allows streamers to stream to multiple streaming platforms simultaneously!

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, Castr seems to be more popular. It has been mentioned 6 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | castr.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 Castr 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builders to avoid searching for the perfect UI component library for their project and scrolling through GitHub repos, outdated blog lists, or product pages that barely show what’s inside...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.


No analysis of Castr yet.
Overall verdict
Why this product is good
Recommended for
Walkthroughs and reviews on video.
Castr vs Restream - Multi streaming Review
More videos
No ComponentLibraries videos yet. You could help us improve this page by suggesting one.
How often each product is chosen within a category, 0–100% relative to the other.


As answered by people managing Castr 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Component Libraries is literally the only platform showcasing all the best component libraries, besides GitHub repos, outdated blog lists, or product pages.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 Castr and ComponentLibraries. For example, how are they different and which one is better?
Recommendations tracked on public social media and blogs since March 2021.


I use castr.io, which is a little less expensive than restream imho. I'm on their Multistream Plus plan, which allows up to 2 concurrent streams and multistreaming to up to 5 destinations. I think they charge $12.50/mo, but I've been... Source: over 3 years ago
We're going to broadcast this PPV through castr.io (looking at 1080p) and I'm currently using an ATEM Mini Pro Extreme ISO (HDMI Inputs). Source: almost 4 years ago
Https://www.100ms.live/ Super low-latency livestreaming API with premium pricing https://castr.io/ All-In-One, ok pricing https://www.api.stream/ Good, pay as you go pricing https://liveapi.com/pricing/ Good, pay-as-you-go pricing... - Source: Hacker News / almost 4 years ago
Tracking ComponentLibraries since Feb 2025.
When comparing Castr and ComponentLibraries, you can also consider the following products.

Restream is your live streaming companion. Easily broadcast your content live from your browser to 30+ platforms at the same time.
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A CSS Framework and a Set of React Components that Implement Google's Material Design
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Our mission is to give everyone a voice and show them the world.
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Flutin is an online live streaming platform through which you can easily multistream on 40+ platforms.
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StreamYard is a live streaming studio in your browser.
Compare StreamYard to Castr or ComponentLibraries:

Live stream your videos in high-quality 1080p, get tools to boost engagement (and lower stress), and enjoy one home for all your live and uploaded videos.
Compare Vimeo Live to Castr or ComponentLibraries: