
Feather Icons
IconStore
Icons8
Fluent Icons by Icons8
Streamline
Tabler Icons
Heroicons
20,000 unique, customizable icons with free lifetime updates

Sass
Tailwind CSS
Bootstrap
Less
Semantic UI
Topcoat
Materialize CSS
Increase code readability. Add vendor prefixes to CSS rules using values from Can I Use. Autoprefixer will use the data based on current browser popularity and property support to apply prefixes for you.
Which is more popular?
Based on our record, PostCSS seems to be more popular. It has been mentioned 47 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | flat-icons.com | postcss.org |
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What each product offers, as listed by its team.


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


Overall verdict
Why this product is good
Recommended for
Flat Icons is recommended for graphic designers, web developers, app developers, marketing professionals, and businesses that need consistent and high-quality icons for digital and print media projects.
Overall verdict
Why this product is good
Recommended for
Developers looking for a modular and flexible CSS processing tool, teams who want to integrate custom plugins into their build process, projects that require modern CSS features and optimizations, and anyone seeking to enhance their CSS workflow with additional functionality beyond what standard preprocessors offer.
Walkthroughs and reviews on video.
YAFI Yet Another Flat Icons Pack Review
UnCSS your CSS! Removing Unused CSS with PostCSS & Parcel
More videos
How often each product is chosen within a category, 0–100% relative to the other.


Share your experience with using Flat Icons and PostCSS. For example, how are they different and which one is better?
Recommendations tracked on public social media and blogs since March 2021.


Tracking Flat Icons since Mar 2021.
Second, it has to be easy to integrate into a project, so we needed integrations with the popular CSS compilers. That means support for ViteJS, LightningCSS and PostCSS. - Source: dev.to / 26 days ago
Tailwind CSS keeps styling consistent and fast. The utility-first approach means I don't waste time naming classes or managing CSS organization. With the Vite integration and PostCSS transformations, the build stays lean. - Source: dev.to / 9 months ago
Fortunately we have tools like PostCSS and Babel, that let you target your specific Browser version, and they'll do their best to transpile and polyfill your code to work with that version. This alone will do a lot of the heavy lifting... - Source: dev.to / over 1 year ago
When comparing Flat Icons and PostCSS, you can also consider the following products.




A utility-first CSS framework for rapidly building custom user interfaces.
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Free app for Mac & Windows already containing 39,800 icons. Allows to search and import icons…
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Simple and flexible HTML, CSS, and JS for popular UI components and interactions
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