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CSS Peeper VS Mockoon

Compare CSS Peeper VS Mockoon and see what are their differences

CSS Peeper logo CSS Peeper

Smart CSS viewer tailored for Designers.

Mockoon logo Mockoon

Mockoon is the easiest and quickest way to design and run mock REST APIs. No remote deployment, no account required, free and open-source.
  • CSS Peeper Landing page
    Landing page //
    2023-06-30
  • Mockoon Desktop application main view
    Desktop application main view //
    2025-01-20

CSS Peeper

Pricing URL
-
$ Details
-
Platforms
-
Release Date
-

Mockoon

$ Details
paid Free Trial $15.0 / Monthly (5 API mocks synchronized accross your devices, 1 mock deployed)
Platforms
Windows Linux Mac
Release Date
2017 September
Startup details
Country
Luxembourg
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.

Mockoon features and specs

  • User-Friendly Interface
    Mockoon offers an intuitive and easy-to-navigate graphical user interface, making it accessible even for those who are not deeply familiar with API mocking.
  • Quick Setup
    Enables quick creation and running of mock servers locally, allowing developers to simulate API responses without complex configuration.
  • Open Source
    As an open-source tool, Mockoon benefits from community contributions and transparency, which can lead to faster bug fixes and feature enhancements.
  • Cross-Platform Support
    Available on multiple platforms including Windows, macOS, and Linux, offering flexibility for diverse development environments.
  • Advanced Features
    Supports advanced features like HTTPS, CORS, custom headers, and support for various response types, catering to complex API mocking needs.

CSS Peeper videos

CSS Peeper: new tool for Web Designers

Mockoon videos

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Category Popularity

0-100% (relative to CSS Peeper and Mockoon)
Developer Tools
55 55%
45% 45
Design Tools
100 100%
0% 0
APIs
0 0%
100% 100
Development
100 100%
0% 0

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 Mockoon

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.

Mockoon Reviews

We have no reviews of Mockoon yet.
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Social recommendations and mentions

Based on our record, Mockoon seems to be a lot more popular than CSS Peeper. While we know about 34 links to Mockoon, we've tracked only 3 mentions of CSS Peeper. 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

Mockoon mentions (34)

  • How to Implement Mock APIs for API Testing
    Mockoon: This open-source desktop application offers a fast setup with a user-friendly interface. It excels at creating customizable responses and supports multiple environments without requiring complex configuration. Mockoon is particularly useful for local development. - Source: dev.to / about 1 month ago
  • Why Feedback Loops Matter in API Development
    Mocking: Help your front-end team discover integration or design issues Early in the API development process by mocking your API endpoints. You can either due this directly from your gateway, or use a service like Mockoon. - Source: dev.to / 2 months ago
  • Ask HN: What Are You Working On? (February 2025)
    Still working on https://mockoon.com, an open-source API mocking desktop tool, after 7 years. - Source: Hacker News / 3 months ago
  • Ask HN: Those making $500/month on side projects in 2024 – Show and tell
    I maintain https://mockoon.com, an API mocking tool for developers. I created it in 2017 and initially worked on it during my free time. I started focusing on it full-time three years ago and introduced cloud options to make the project sustainable alongside donations. - Source: Hacker News / 5 months ago
  • Thoughts on ThoughtWorks Radar 2024
    I hate mocks. I tend to work in languages which allow side-effects, and with developers who do not follow Pure Core, Imperative Shell. So anything I can do to learn more about my enemy, and how to manage it, is a good use of time, and Mockoon is another one of those mock creators. - Source: dev.to / 6 months ago
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What are some alternatives?

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

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

Beeceptor - Unblock yourself from API dependencies, and build & integrate with APIs fast. Beeceptor helps you build a mock Rest API in a few seconds.

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

WireMock - WireMock - a web service test double for all occasions.

CSSViewer - A simple CSS property viewer

Postman - The Collaboration Platform for API Development