
Ruttl
Marker.io
BugHerd
Pastel
Userback
Frame.io
Fiidbakk
The easiest way to comment and share feedback on over 30 file types. Sign up for free, upload your content, drop a comment, and share for review. Yep, it’s that simple.

Material UI
The ultimate directory for top UI component libraries in React, Vue, Angular, Nuxt, Svelte, Rails, Weblow, and more.
Which is more popular?
Website, pricing, platforms and company facts side by side.
|
|
|
|
|---|---|---|
| Website | markup.io | componentlibraries.com |
| Pricing | ||
| Company | — | Startup from the United States · 1 - 9 employees · 2025 |
| Listed in |
In their own words, as submitted to SaaSHub.


About MarkUp.io MarkUp.io is an online commenting tool platform that enables users to review and comment on over 30 file types, including websites, images, PDFs, and videos. MarkUp.io helps teams to provide contextual and clear feedback, reducing review cycles by 80%. A Chrome extension is also...
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builders to avoid searching for the perfect UI component library for their project and scrolling through GitHub repos, outdated blog lists, or product pages that barely show what’s inside...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 Markup.io yet.
Overall verdict
Why this product is good
Recommended for
Walkthroughs and reviews on video.
Client Introduction to Using Markup.io for Website Feedback
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 Markup.io 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Component Libraries is literally the only platform showcasing all the best component libraries, besides GitHub repos, outdated blog lists, or product pages.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 Markup.io and ComponentLibraries. For example, how are they different and which one is better?
When comparing Markup.io and ComponentLibraries, you can also consider the following products.

ruttl is the fastest website feedback tool to add comments & make edits on live websites & web apps, so that you can give precise change values to your developers. You can also collect feedback from your clients without login or sign-up!
Compare Ruttl to Markup.io or ComponentLibraries:

A CSS Framework and a Set of React Components that Implement Google's Material Design
Compare Material UI to Markup.io or ComponentLibraries:

Visual feedback and bug reporting tool for websites
Compare Marker.io to Markup.io or ComponentLibraries:

BugHerd: The Website Feedback Tool for Agencies
Compare BugHerd to Markup.io or ComponentLibraries:

Sticky note-based feedback collection tool for live websites
Compare Pastel to Markup.io or ComponentLibraries:

Userback empowers product teams to collect, understand, and act on user feedback with unprecedented speed and clarity.
Compare Userback to Markup.io or ComponentLibraries: