
Partnero
Rewardful
Reditus
Affonso.io
GrowSurf
Viral Loops
Tolt
Weave creates a virtual network that connects Docker containers deployed across multiple hosts and enables their automatic discovery.

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 | getcello.net | flagsmith.com |
| Pricing | — | |
| Company | — | 2018 |
| Listed in |
What each product offers, as listed by its team.


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An editorial look at what each product does well and who it suits.


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Overall verdict
Why this product is good
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20 cellos in 1 minute cello comparison.
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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 Cello since Mar 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
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We help B2B SaaS companies to set up, manage, and grow an affiliate program. List yourself in the Reditus marketplace to attract new affiliates from outside your own network.
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Unleash is an open-source feature management platform. We are private, secure, and ready for the most complex setups out of the box.
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