
JSFiddle
CodeSandbox
GitHub
replit
VS Code
Pastebin.com
JS Bin
A front end web development playground.

Mailgun
Brevo
Postmark
Mailjet
MailChimp
Mandrill
Amazon SES
Deliver your app and website emails on time and to the inbox. Trusted to send 25% of the world's non-spam email. Email delivery for companies big and small.

Which is more popular?
Based on our record, CodePen seems to be a lot more popular than Sparkpost. While we know about 513 links to CodePen, we've tracked only 3 mentions of Sparkpost.
Website, pricing, platforms and company facts side by side.
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|---|---|---|
| Website | codepen.io | sparkpost.com |
| Pricing | — | |
| Company | — | Startup from the United States · 250 - 499 employees · 2008 |
| Listed in |
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
Overall verdict
Why this product is good
Recommended for
Walkthroughs and reviews on video.
What Is Codepen?
More videos
SparkPost Overview
How often each product is chosen within a category, 0–100% relative to the other.


Share your experience with using CodePen and Sparkpost. For example, how are they different and which one is better?
External articles and on-site reviews we used to compare the two products.


Codepen is a social network for developers to show off their work, ask and answer questions, and exchange ideas. It's like a Reddit for coding and design, with a large community of talented web developers.
Codepen is a social development environment that allows developers to showcase their work and experiment with HTML, CSS, and JavaScript in a collaborative space. Codepen’s focus on visual and interactive development...
Codepen is a social development environment for front-end designers and developers. Build and deploy a website, show off your work, build test cases to learn.
SparkPost has got great uptime which is backed by SLAs. In fact, SparkPost’s burst SLAs assure sending of 10,000 emails per second.
The first of the Mandrill Alternative SMTP Relays is the Sparkpost. Since 2001, Message Systems (SparkPost parent company) has built quite a reputation in email marketing platform. It is because Message Systems easily...
Recommendations tracked on public social media and blogs since March 2021.


> I vividly remember IE and many hacks to have css elements properly working in it… The common advice now is to only use CSS that is supported in the last two major versions of each major browser. You can check any css property's support... - Source: Hacker News / 2 months ago
Thank you, heartfelt... For sharing an artwork, a miracle! Just in case, have you considered publishing the work at platforms as CodePen, where genius Artists/People express their art, too, as you?: // https://codepen.io/. - Source: Hacker News / 3 months ago
Embed on DEV: If you prefer CodePen embed, create a Pen with that HTML and add to the post as: {% codepen https://codepen.io//pen/ %}. - Source: dev.to / 12 months ago
Sparkpost. Good deliverability and a robust set of analytics tools make this a solid choice. - Source: dev.to / almost 3 years ago
One of our staff was following up on orders to vendors via phone, and several said they didn't get our email with the PO. Someone said that sparkpost.com, Netsuite's email sender, was blacklisted. Blacklistings are hard (for me) to track... Source: over 4 years ago
Yes pretty much. In theory, you could use godaddy directly but sending emails through your web host is not something you want to do (They won't help much other than telling you to live with it). For better delivery of emails, you need... Source: about 5 years ago
When comparing CodePen and Sparkpost, you can also consider the following products.

Test your JavaScript, CSS, HTML or CoffeeScript online with JSFiddle code editor.
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A set of powerful APIs that enable you to send, receive and track email from your app effortlessly whether you use Python, Ruby, PHP, C#, Node.js or Java.
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Innovative online Email Marketing solution to manage your contacts, create & send your newsletters and track your results. More than 80 000 clients. Best prices and attractive features.
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Originally founded as a project to simplify sharing code, GitHub has grown into an application used by over a million people to store over two million code repositories, making GitHub the largest code host in the world.
Compare GitHub to CodePen or Sparkpost:

Postmark is the easiest and most reliable way to be sure your important transactional emails get to the inbox. Simply & reliably parse recieved email to JSON for your webapp.
Compare Postmark to CodePen or Sparkpost: