
Ray.so
Snappify
Karbonized
Codeimg.io
DevDocs
regular expressions 101
DEV.to
Create and share beautiful images of your source code.

LaunchDarkly
ConfigCat
Unleash
Split.io
Growth Book
Flagship.io
DevCycle
Flagsmith lets you manage feature flags and remote config across web, mobile and server side applications. Deliver true Continuous Integration. Get builds out faster. Control who has access to new features. We're Open Source.

Which is more popular?
Based on our record, Carbon seems to be a lot more popular than Flagsmith. While we know about 175 links to Carbon, we've tracked only 13 mentions of Flagsmith.
Website, pricing, platforms and company facts side by side.
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| Website | carbon.now.sh | flagsmith.com |
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| Company | — | 2018 |
| Listed in |
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
Overall verdict
Why this product is good
Recommended for
Walkthroughs and reviews on video.
How often each product is chosen within a category, 0–100% relative to the other.


Share your experience with using Carbon and Flagsmith. 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 Carbon yet. Be the first one to post
BlogBackSign inBlogThe 8 best free and open-source feature flag servicesPosted byThe best open-source feature flag tools1. PostHogWhat is PostHog?Supported librariesHow much does it cost?2. UnleashWhat is...
Recommendations tracked on public social media and blogs since March 2021.


Carbon and Ray.so overlap in purpose but have different strengths. Carbon gives you more control over fonts and padding — better for documentation screenshots where precise readability matters more than visual flair. When I'm writing a... - Source: dev.to / 5 months ago
Then I tried the free classics - Ray.so and Carbon.now.sh. - Source: dev.to / 7 months ago
Similar to Ray.so, but with more customization for code snippets. 🔗 https://carbon.now.sh. - Source: dev.to / about 1 year ago
Considering all these points, the team at Flagsmith has developed a feature flag management platform Flagsmith and made it open source. The core functionality is open and you can check out the GitHub repository here. I have utilized and... - Source: dev.to / over 2 years ago
Flagsmith - Release features with confidence; manage feature flags across web, mobile, and server side applications. Use our hosted API, deploy to your own private cloud, or run on-premise. - Source: dev.to / almost 4 years ago
Flagsmith is written in Django and is open source as well: https://flagsmith.com. Source: about 4 years ago
When comparing Carbon and Flagsmith, you can also consider the following products.


LaunchDarkly is a powerful development tool which allows software developers to roll out updates and new features.
Compare LaunchDarkly to Carbon or Flagsmith:

snappify is a great tool to create and adjust beautiful code snippets easily.
Compare Snappify to Carbon or Flagsmith:

ConfigCat is a developer-centric feature flag service with unlimited team size, awesome support, and a reasonable price tag.
Compare ConfigCat to Carbon or Flagsmith:

Awesome Image Generator for Code Snippets and Mockups
Compare Karbonized to Carbon or Flagsmith:

Unleash is an open-source feature management platform. We are private, secure, and ready for the most complex setups out of the box.
Compare Unleash to Carbon or Flagsmith: