
Tailwind CSS
Foundation
Materialize CSS
Bulma
Semantic UI
UIKit
React
Simple and flexible HTML, CSS, and JS for popular UI components and interactions

VatStack
vatlayer API
Taxid.dev
VIESAC
Lookuptax
VATnode.dev
The VAT API
Justaxit validates lists of EU VAT, UK EORI and South African VAT numbers in bulk against VIES, HMRC and SARS, returning company names, addresses and exportable results.

Which is more popular?
Based on our record, Bootstrap seems to be more popular. It has been mentioned 370 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | getbootstrap.com | app.justaxit.com |
| Pricing | ||
| Company | Startup from the United States | Startup from Poland · 1 - 9 employees |
| Listed in |
In their own words, as submitted to SaaSHub.


No description of Bootstrap yet.
Checking a supplier list against the EU VIES website means pasting one VAT number at a time, waiting, copying the result back into Excel, and repeating it a few hundred times. Justaxit turns that into one paste and one click. Paste a column of VAT numbers straight from Excel and Justaxit...
What each product offers, as listed by its team.


Possible disadvantages
Walkthroughs and reviews on video.
Is Bootstrap Still Worth It? -- 1 Design, 2 Code Bases.
More videos
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How often each product is chosen within a category, 0–100% relative to the other.


Share your experience with using Bootstrap and Justaxit. For example, how are they different and which one is better?
External articles and on-site reviews we used to compare the two products.


Bootstrap alternatives are a suite of different tools and frameworks that web developers and designers employ for creating dynamic, responsive websites and applications. These tools, like Bootstrap itself, offer...
UIKit is a modular front-end framework like Bootstrap and a Bootstrap competitor designed to develop fast and powerful web interfaces. You can utilize it with HTML or JavaScript based on your preference. It offers...
The only downside it has as compared to Bootstrap and Foundation is it is only a CSS framework, which means no JavaScript. So you will have to write your own JavaScript or Jquery to toggle your dropdowns or perform...
We have no reviews of Justaxit yet. Be the first one to post
Recommendations tracked on public social media and blogs since March 2021.


Reminds me of what bootstrap [1] was like around a decade ago. It's gotten quite a bit bloated since then though. 1. https://getbootstrap.com/. - Source: Hacker News / 8 months ago
But there is a new library, built from the beginning for Signal Forms. Its name is @ng-forge/dynamic-forms. It comes with an integration of common UI libraries: Angular Material, Bootstrap, but also PrimeNG and Ionic. - Source: dev.to / 9 months ago
Bootstrap used to be - and may still be - the most popular CSS framework for fast, responsive web development. It includes a set of predefined CSS classes, components, and JS plugins that make it easier to build modern design, responsive... - Source: dev.to / 9 months ago
Tracking Justaxit since Sep 2026.
When comparing Bootstrap and Justaxit, you can also consider the following products.

A utility-first CSS framework for rapidly building custom user interfaces.
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The most advanced responsive front-end framework in the world
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A modern responsive front-end framework based on Material Design
Compare Materialize CSS to Bootstrap or Justaxit:

TaxID is a developer-first API to validate VAT and tax IDs across 31 countries — 27 EU member states via VIES, plus UK, Switzerland, Norway, and Australia. Stripe-style errors, JSON responses, 100 free validations/month.
Compare Taxid.dev to Bootstrap or Justaxit: