Google Open Source
Opensource Builders
LaunchKit - Open Source
Disney Open Source
SaaSHub
LibHunt
OpenAlternative
200+ open source alternatives to popular B2B tools

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.
Which is more popular?
Based on our record, Assertible seems to be more popular. It has been mentioned 1 time since March 2021.
Website, pricing, platforms and company facts side by side.
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OSA
Open Source Alternatives
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| Website | btw.so | assertible.com |
| Pricing | — | |
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What each product offers, as listed by its team.

Possible disadvantages
Possible disadvantages
Walkthroughs and reviews on video.
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Assertible demo for API testing
How often each product is chosen within a category, 0–100% relative to the other.

Share your experience with using Open Source Alternatives and Assertible. For example, how are they different and which one is better?
Recommendations tracked on public social media and blogs since March 2021.

Tracking Open Source Alternatives since Jul 2021.
Assertible.com — Automated API testing and monitoring. Free plans for teams and individuals. - Source: dev.to / about 5 years ago
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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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Find open-source alternatives to commercial apps
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API performance, accuracy, and uptime testing. Without code.
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A popular suite of developer tools, now 100% open source.
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Open source API development ecosystem
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