
HttpMaster
API Fortress
Hoppscotch
Request inspector
CurlHub.io
Advanced REST Client (ARC)
MockServer
Assertible software provides you with a simple and quick way to monitor your web services. It comes with automated QA tools that users can utilize to test and monitor their web services on different platforms and environments.

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 a lot more popular than Assertible. While we know about 13 links to Flagsmith, we've tracked only 1 mention of Assertible.
Website, pricing, platforms and company facts side by side.
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| Website | assertible.com | 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.


No analysis of Assertible yet.
Overall verdict
Why this product is good
Recommended for
Walkthroughs and reviews on video.
Assertible demo for API testing
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How often each product is chosen within a category, 0–100% relative to the other.


Share your experience with using Assertible 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 Assertible 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.


Assertible.com — Automated API testing and monitoring. Free plans for teams and individuals. - Source: dev.to / over 5 years 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: over 4 years ago
When comparing Assertible and Flagsmith, you can also consider the following products.

HttpMaster is a professional software tool for testing and debugging HTTP applications, primarily aimed at REST API applications and web services.
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LaunchDarkly is a powerful development tool which allows software developers to roll out updates and new features.
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API performance, accuracy, and uptime testing. Without code.
Compare API Fortress to Assertible or Flagsmith:

ConfigCat is a feature flag management platform for teams that want to release features safely, without the complexity or high costs.
Compare ConfigCat to Assertible 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 Assertible or Flagsmith: