
openDesktop.org
SourceForge
Eclipse
Freecode
OW2
OStatic
SchoolForge.net
OSOR is the Open Source Observatory, a project to provide a framework for developing and executing autonomous observations.

LaunchDarkly
ConfigCat
Unleash
Split.io
Growth Book
DevCycle
Flagship.io
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, Flagsmith seems to be more popular. It has been mentioned 13 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | joinup.ec.europa.eu | flagsmith.com |
| Pricing | — | |
| 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.


No analysis of OSOR yet.
Overall verdict
Why this product is good
Recommended for
Walkthroughs and reviews on video.
Osor 10 review in Osor - Croatia Review
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How often each product is chosen within a category, 0–100% relative to the other.


Share your experience with using OSOR 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.


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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.


Tracking OSOR since Oct 2021.
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: over 4 years ago
When comparing OSOR 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 OSOR or Flagsmith:

The Complete Open-Source and Business Software Platform.
Compare SourceForge to OSOR or Flagsmith:

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

Eclipse is an open source community, whose projects are focused on building an open development platform comprised of extensible frameworks, tools and runtimes for building, deploying and managing software across the lifecycle.
Compare Eclipse to OSOR 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 OSOR or Flagsmith: