
Font Awesome
Feather Icons
Tabler Icons
Iconbuddy
Icons8
The Noun Project
Iconoir
Beautiful, free SVG icons from the makers of Tailwind CSS.

CSS Peeper
WhatFont
ColorZilla
CSS Scan
CSS Scan Pro
Fonts Ninja
VisBug
The fonts, colours and CSS of any page, one click away.
Which is more popular?
Based on our record, Heroicons seems to be more popular. It has been mentioned 76 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | heroicons.com | codespecimen.com |
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| Listed in |
In their own words, as submitted to SaaSHub.


No description of Heroicons yet.
Code Specimen is a free browser extension for Chrome and Firefox that shows you what any web page is made of. Hover over a heading, a button or an image and it outlines itself with its tag and size. Click to lock it, and a side panel beside the page shows its font, colours, spacing and CSS, each...
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
Heroicons is recommended for web developers and designers using frameworks like Tailwind CSS, but it is also suitable for any project requiring consistent and scalable icons. It is particularly useful for those building modern, minimalist interfaces or who prioritize integration with Tailwind CSS.
No analysis of Code Specimen yet.
Walkthroughs and reviews on video.
The Perfect Icons for Tailwind CSS: Heroicons
No Code Specimen 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 Heroicons and Code Specimen.
Code Specimen's answer:
Code Specimen reads a web page for you. Hover over any heading, button or image and its font, colours, spacing and CSS appear in a side panel beside the page, each value with its own copy button, so you never need to open DevTools or dig through someone else's stylesheet. The panel sits beside the site rather than on top of it, so nothing you're looking at gets covered, and opening it never reloads the page. Four tabs cover the whole job: Element for one element in full, Type for the whole type scale, Colours for the real palette with contrast ratios, and Assets for every image on the page. It's completely free, with no account, no analytics and no ads.
Code Specimen's answer:
Because the features people actually install a tool like this for are free. Copying a colour or a font size isn't locked behind a plan, and there's no account to create and no daily limit. The deeper tools are free too: copying a whole component as HTML and CSS with its hover and focus styles and media queries, editing values live, seeing hover and focus states, finding every use of a colour, and an eyedropper for colours inside photos. It's also built to be trusted: no analytics, no ads, it runs only when you open it, and it asks for four browser permissions at most. Teams using Tailwind can convert any component into Tailwind classes with their own Anthropic, OpenAI or Google Gemini key, and Code Specimen charges nothing for it.
Code Specimen's answer:
Designers and front-end developers. Designers use it to study a site's type scale and palette, since those give a site its feel. Developers use it to get exact values in px or rem, or to copy a whole component with its hover and focus styles, without opening DevTools. It also helps anyone moving a site to a new platform who wants to take the existing look with them, and teams that build with Tailwind.
Code Specimen's answer:
Code Specimen is a browser extension for Chrome and Firefox, built on the browser's own extension APIs: the side panel, active tab, scripting and storage permissions. Its optional Tailwind conversion connects to the Anthropic, OpenAI or Google Gemini APIs using the user's own key.
Code Specimen's answer:
Code Specimen is free, has no accounts and no analytics, so there's no customer list to draw from, and naming companies without permission or proof would be inaccurate. If SaaSHub forces an answer, ask the founder whether any known teams use it and are happy to be named.
Share your experience with using Heroicons and Code Specimen. For example, how are they different and which one is better?
External articles and on-site reviews we used to compare the two products.


We have no reviews of Code Specimen yet. Be the first one to post
Recommendations tracked on public social media and blogs since March 2021.


Icon libraries like Heroicons (MIT license) and Lucide (ISC license) ship as SVG for good reason. Each icon is a few hundred bytes, scales to any size, and can be styled with CSS — change the color, stroke width, or size without touching... - Source: dev.to / 6 months ago
For your theme toggle, always use clear and intuitive icons (like a sun for light mode and a moon for dark mode). Libraries like Heroicons or Font Awesome are excellent choices that I highly recommend. - Source: dev.to / about 1 year ago
Heroicons offers clean, minimalist icons in solid and outline styles, created by the Tailwind CSS team. Integrated through Ng Icons for Angular compatibility with around 500 icons total. - Source: dev.to / about 1 year ago
Tracking Code Specimen since Sep 2026.
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