CodePen
CodePen is a web-based HTML, CSS, and JavaScript code editor that enables its users to experiment with code right in the browser.
Market Share of CodePen
Current Customer(s)
305170
Market Share (Est.)
95.98%
Ranking
#1
Top Competitors and Alternatives of CodePen
The top three of CodePen’s competitors in the Browser Testing category are Cypress.io with 1.51%, Marker.io with 1.31%, BrowserStack with 0.62% market share.
| Technology | Domains | Market Share (Est.) | Versus page |
|---|---|---|---|
| Cypress.io | 4811 | 1.51% | CodePen vs Cypress.io |
| Marker.io | 4158 | 1.31% | CodePen vs Marker.io |
| BrowserStack | 1958 | 0.62% | CodePen vs BrowserStack |
| TestCafe | 585 | 0.18% | CodePen vs TestCafe |
| Rainforest QA | 199 | 0.06% | CodePen vs Rainforest QA |
| LambdaTest | 197 | 0.06% | CodePen vs LambdaTest |
| iMacros | 188 | 0.06% | CodePen vs iMacros |
| Browserling | 185 | 0.06% | CodePen vs Browserling |
| Ghost Inspector | 158 | 0.05% | CodePen vs Ghost Inspector |
| NightwatchJS | 130 | 0.04% | CodePen vs NightwatchJS |
| Kobiton | 82 | 0.03% | CodePen vs Kobiton |
| TestingBot | 61 | 0.02% | CodePen vs TestingBot |
| Browsersync | 46 | 0.01% | CodePen vs Browsersync |
| MultiBrowser | 9 | 0.00% | CodePen vs MultiBrowser |
| EveryStep | 8 | 0.00% | CodePen vs EveryStep |
| Testling | 7 | 0.00% | CodePen vs Testling |
| Attensee | 6 | 0.00% | CodePen vs Attensee |
| DalekJS | 5 | 0.00% | CodePen vs DalekJS |
| HPE Unified Functional Testing | 2 | 0.00% | CodePen vs HPE Unified Functional Testing |
Popular Comparisons
Top Competitors and Alternatives of CodePen
The top three of CodePen’s competitors in the Browser Testing category are Cypress.io with 1.51%, Marker.io with 1.31%, BrowserStack with 0.62% market share.
CodePen vs Cypress.io
CodePen vs Marker.io
CodePen vs BrowserStack
CodePen vs TestCafe
CodePen vs Rainforest QA
CodePen vs LambdaTest
CodePen vs iMacros
CodePen vs Browserling
Customers of CodePen
Around the world in 2025, over 305169 companies have started using CodePen as Browser Testing tool.
| Customers | Employee Range | City | Region | Country | Social Links |
|---|---|---|---|---|---|
| Yale University | 10,000+ | New Haven | Connecticut | United States |     |
| Citiustech | 10,000+ | Princeton | New Jersey | United States | |
| University Of Wisconsin | 10,000+ | Madison | Wisconsin | United States | |
| State Of Nebraska | 10,000+ | Lincoln | Nebraska | United States | |
| Compass | 10,000+ | New York City | New York | United States | |
| Cru | 10,000+ | Orlando | Florida | United States | |
| Toll Holdings Limited | 10,000+ | Melbourne | Victoria | Australia | |
| Insperity | 10,000+ | Kingwood | Texas | United States | |
| Jabil | 10,000+ | St. Petersburg | Florida | United States | |
| Leaders IT Services | 10,000+ | Melbourne | Victoria | Australia | |
Uncover hidden demand and identify accounts ready to buy with 6sense Intent Data.
CodePen Customers by Products and Services
The top three products and services offering customers that use CodePen for Browser Testing are Marketing (679), Design (497), Project Management (445).
Customers
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CodePen Customers by Employee Size
The majority of CodePen's customers for the browser-testing category fall in the company size of 0 - 9 employees (181708 companies), 20 - 49 employees (49473 companies), 10 - 19 employees (42066 companies).
Employee Size
CodePen Customers by Geography
The top three geographies of CodePen for browser-testing are the United States with 142892(53.95%), Germany with 29207(11.03%), United Kingdom with 24934(9.41%) customers respectively.
Customers
Employees of CodePen
Also see other Products/Services by CodePen in:
FAQ
Find answers to the most often asked questions by users.
Who are the top CodePen competitors?
CodePen’s Top competitors in the browser-testing category are Cypress.io, Marker.io, BrowserStack. You can view a full list of CodePen competitors here. 6sense uses advanced data mining and AI algorithms to track customers and competitors of CodePen and 40,000 other technologies on the internet. You can also compare CodePen and its feature with top competitors here : CodePen vs Cypress.io CodePen vs Marker.io CodePen vs BrowserStack.
What is CodePen customer distribution based on company size?
What is CodePen market share in the browser-testing?
What are the top countries that use CodePen?
What are the top industries that use CodePen?
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