Software Alternatives, Accelerators & Startups

CSS Peeper VS Cosmic Themes

Compare CSS Peeper VS Cosmic Themes and see what are their differences

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CSS Peeper logo CSS Peeper

Smart CSS viewer tailored for Designers.

Cosmic Themes logo Cosmic Themes

Production-ready website templates packed with powerful features so you can build better websites, faster. Built with Astro v5, Tailwind CSS v4, i18n capabilities, CMS interface, animations, and more.
  • CSS Peeper Landing page
    Landing page //
    2023-06-30
  • Cosmic Themes All Access
    All Access //
    2025-02-17
  • Cosmic Themes Voyager Portfolio Template
    Voyager Portfolio Template //
    2025-02-17
  • Cosmic Themes Pathfinder Documentation Template
    Pathfinder Documentation Template //
    2025-02-17
  • Cosmic Themes Galaxy SaaS Template
    Galaxy SaaS Template //
    2025-02-17
  • Cosmic Themes Atlas Business Template
    Atlas Business Template //
    2025-02-17
  • Cosmic Themes Amplify SaaS Template
    Amplify SaaS Template //
    2025-02-17
  • Cosmic Themes Stellar Business Template
    Stellar Business Template //
    2025-02-17
  • Cosmic Themes Nova SaaS Template
    Nova SaaS Template //
    2025-02-17
  • Cosmic Themes The Void Blog Template
    The Void Blog Template //
    2025-02-17

Astro and Tailwind CSS templates crafted with tons of features that other themes leave out, saving you weeks of development time. CMS interface, i18n capabilities, animations, SEO, and more.

Unlock All Access to all current and future templates for one low price. Built with advanced features like i18n, CMS, Animations, and more.

What you unlock:

  • Powerful features - Full i18n capabilities and a simple config script, optional Keystatic CMS integration, custom animations, SEO, and more.
  • All current and future themes - every template we create, forever. SaaS, Business, Portfolio, Blog, and more.
  • Unlimited projects - Use our themes on unlimited personal and commercial products. No attribution required.
  • Private GitHub access - Access all theme repositories for quick updates, viewing changes, and more.
  • Free updates - You'll get free updates for life. All future improvements, updates, and bug fixes.
  • Detailed documentation - Hosting guides, in-depth explanations of features, and theme changelogs.
  • Support - Through discord or email, Cosmic Themes wants you to succeed.

Learn more at cosmicthemes.com

If you have any questions, feel free to reach out at @BowTiedWebReapr or creator@cosmicthemes.com

CSS Peeper

Pricing URL
-
$ Details
-
Platforms
-
Release Date
-

Cosmic Themes

$ Details
freemium $117.0 / One-off ( All templates forever, Private GitHub, Private Discord)
Platforms
Netlify Vercel Cloudflare Pages Windsurf IDE Cursor IDE VSCode PNPM NPM
Release Date
2023 October
Startup details
Country
United States
State
Florida
Founder(s)
@BowTiedWebReapr
Employees
1 - 9

CSS Peeper features and specs

  • User-Friendly Interface
    CSS Peeper features a clean and intuitive interface that makes it easy for designers and developers to quickly understand the CSS of any website without diving into the code.
  • Quick Inspection
    The tool allows for rapid inspection of CSS properties directly from the browser, enabling users to analyze styles more efficiently than traditional methods.
  • Extracts Colors and Assets
    CSS Peeper automatically extracts color palettes and assets from web pages, providing immediate access to crucial design elements.
  • Browser Extension
    Available as a Chrome extension, CSS Peeper is easy to install and use, integrating smoothly into the workflow of many web professionals.
  • Time-Saving
    By simplifying the process of inspecting and extracting CSS properties, CSS Peeper saves valuable time for developers and designers.
  • No Coding Required
    The tool eliminates the need for manual coding when examining CSS, making it accessible to non-developers.

Possible disadvantages of CSS Peeper

  • Limited Browser Support
    Currently, CSS Peeper is only available as a Chrome extension, limiting its use for those who prefer or require other browsers like Firefox or Safari.
  • Not Comprehensive
    While CSS Peeper is quick for basic analysis, it may not provide comprehensive details or control for advanced CSS inspection tasks that developers might need.
  • Dependency on Extension
    Reliance on a browser extension means that users must install and maintain the extension, which may not be preferred in all environments, especially restricted or managed systems.
  • Privacy Concerns
    As with any browser extension, there are potential privacy concerns, particularly in terms of what data the extension might access or share.
  • Performance Impact
    Installing too many extensions, including CSS Peeper, can potentially impact browser performance, causing slower load times and increased resource usage.

Cosmic Themes features and specs

  • Internationalization
    Configure your site for single or multiple languages with a simple script. Plus a language switcher component, helpers to translate routes and text, and more.
  • Keystatic CMS
    Allow non-technical editors to easily manage content with this optional git-based CMS, included with all premium templates.
  • Custom Animations
    Custom scroll-based animations that work with Astro View Transitions. All easily controlled via data attributes.
  • SEO Optimized
    Optimized for speed and search engines. Built-in image compression, file minification, and relevant SEO meta tags and schema make your website fast and rank well.
  • Free Updates
    When you purchase our templates, you'll get free updates for life. All future improvements, bug fixes, and more.
  • Unlimited Use
    Use our themes on unlimited personal and commercial products. No attribution required.

CSS Peeper videos

CSS Peeper: new tool for Web Designers

Cosmic Themes videos

No Cosmic Themes videos yet. You could help us improve this page by suggesting one.

Add video

Category Popularity

0-100% (relative to CSS Peeper and Cosmic Themes)
Developer Tools
100 100%
0% 0
Website Design
0 0%
100% 100
Design Tools
100 100%
0% 0
Web Development
0 0%
100% 100

Questions and Answers

As answered by people managing CSS Peeper and Cosmic Themes.

What makes your product unique?

Cosmic Themes's answer:

Our template are production-ready, with tons of features that other themes leave out, saving developers weeks of development time. Easy multi-language functionality with a simple config script, optional CMS interface, animations, SEO, and more.

Who are some of the biggest customers of your product?

Cosmic Themes's answer:

  • Freelancers
  • Website Developers
  • SaaS Founders

Which are the primary technologies used for building your product?

Cosmic Themes's answer:

  • Astro v5
  • Tailwind CSS v4
  • Keystatic CMS

How would you describe your primary audience?

Cosmic Themes's answer:

Our core audience is freelance web developers who value speed and efficiency. They use Cosmic Themes to rapidly prototype and build client websites, allowing them to take on more projects and boost their income. Essentially, we help freelancers deliver professional results faster.

What's the story behind your product?

Cosmic Themes's answer:

The story behind Cosmic Themes is one of passion and problem-solving, and a touch of jungle inspiration. But my background isn't what you might expect. I've been an embedded developer since 2017, immersed in the world of hardware and code at a lower level. So, how did I end up creating website themes?

I embarked on a journey into web development in mid-2022. I dove into the basics, wrestled with the challenges, and experienced the frustrations firsthand. It was a trial by fire, but it gave me a deep understanding of what developers truly need.

Then, I discovered the magic of Tailwind CSS and Astro. The speed, the power of content collections, the built-in image optimization, the incredible developer experience... it was exactly what I was looking for.

I started building websites for friends and family, and their enthusiasm was contagious. But more importantly, it exposed me to the full spectrum of web development, from SEO optimization and image compression to Core Web Vitals and captivating animations. I learned the intricacies of building truly performant and engaging websites.

That's when I realized something: the Astro ecosystem, while incredibly promising, was lacking high-quality starter projects and themes. As a newer meta-framework, it was ripe with opportunity. I saw a chance to provide real value to the community, to help developers like myself build amazing websites faster and easier.

And that's how Cosmic Themes was born. It's not just a collection of templates; it's a toolkit built from my own experience in the trenches, designed to streamline your workflow, boost your productivity, and empower you to create stunning websites without reinventing the wheel. Cosmic Themes is the shortcut I wish I had when I was starting out, and I'm excited to share it with you.

Why should a person choose your product over its competitors?

Cosmic Themes's answer:

When you choose Cosmic Themes, you're not just getting a collection of templates; you're getting a powerful toolkit designed to streamline your workflow and deliver exceptional results. Here's how we stack up against the competition:

  • Go Global with Ease: Unlike other themes that ignore international audiences, Cosmic Themes comes with built-in i18n capabilities. A simple configuration script makes it easy to translate your website into multiple languages, opening up your reach to a global market. This saves you countless hours of manual coding and ensures a consistent experience for all your visitors.
  • Content Management Made Simple: We offer an optional CMS interface, something you won't find with most competitors. This empowers your clients to easily manage their own content without needing to touch a line of code, freeing you up to focus on what you do best: building amazing websites.
  • Versatility at Your Fingertips: Each Cosmic Theme comes packed with multiple landing pages and sections. This gives you unparalleled flexibility to customize the look and feel of your website without starting from scratch every time. Our competitors offer limited choices, forcing you to spend extra time and effort on design tweaks.
  • Performance That Shines: We understand the importance of speed. That's why Cosmic Themes includes built-in image optimization, ensuring your website loads quickly and provides a smooth user experience. Other themes often overlook this critical aspect, leading to slow loading times and frustrated visitors.
  • SEO Built-In, Not Bolted On: We've taken SEO seriously from the start. Cosmic Themes includes robust SEO features, including blog JSON-LD schema, so your website is ready to rank higher in search results. With our competitors, you'll likely have to rely on third-party plugins or spend valuable time implementing these features yourself.
  • Control Without the Code: Forget digging into the code to make simple updates. Cosmic Themes provides easy-to-use configuration files for navbar links, testimonials, and other critical elements. This saves you time and frustration, allowing you to focus on building and launching your website quickly.

In short, Cosmic Themes gives you a significant edge over the competition. We've anticipated your needs and packed our themes with features that not only save you time and effort but also help you deliver exceptional websites for your clients.

User comments

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Reviews

These are some of the external sources and on-site user reviews we've used to compare CSS Peeper and Cosmic Themes

CSS Peeper Reviews

112 Best Chrome Extensions You Should Try (2021 List)
CSS Peeper is one of the best Chrome extensions for web developers to extract more design and focus less on digging codes. It is intuitive to use. So easy to find an element and its styles on a page than it is with the built-in ‘inspect element’ tool in Chrome browser. CSS Developers who are invariably curious about web designs should use this extension.

Cosmic Themes Reviews

We have no reviews of Cosmic Themes yet.
Be the first one to post

Social recommendations and mentions

Based on our record, CSS Peeper seems to be more popular. It has been mentiond 3 times since March 2021. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.

CSS Peeper mentions (3)

  • Using Adobe XD to find out a website's padding?
    You can indeed inspect the site with your browser's dev tools, or you have some Chrome extensions like: https://csspeeper.com/ that make the process more straightforward. Source: over 2 years ago
  • Your code, stylish
    Think CSS inspection through DevTools impractical or intimidating? CSS Peeper arrives to make inspecting styles easier and more elegant. It also intelligently extracts the site's color palette and makes it easy to export your assets. - Source: dev.to / over 3 years ago
  • 25 Chrome extension for Designers
    @CSSPeeper 🌎 https://csspeeper.com/ CSS peeper is visual version of the chrome developer tools. It's great for designers looking to quickly & easily inspect the CSS from a website. Source: over 3 years ago

Cosmic Themes mentions (0)

We have not tracked any mentions of Cosmic Themes yet. Tracking of Cosmic Themes recommendations started around Feb 2025.

What are some alternatives?

When comparing CSS Peeper and Cosmic Themes, you can also consider the following products

Tailwind CSS - A utility-first CSS framework for rapidly building custom user interfaces.

Lexington Themes - Outstanding Astro & Tailwind CSS themes and UI Kits

CSS Scan - Instantly check or copy computed CSS from any element for only ~95$

Cruip - Landing page templates for startups

CSSViewer - A simple CSS property viewer

Wicked Templates - Responsive HTML templates ready to customize out of the box.