
one sec
Freedom.to
Cold Turkey
Forest App
Focus App
AppBlock
RescueTime
Real Focus in Real-Time. Measure and improve your focus day by day, on iPhone, iPad and macOS.

JSON Placeholder
Apache APISIX
Endpoints
cURL
ReqRes
Requestly
Webhook.site
HTTP request and response service

Which is more popular?
Based on our record, httpbin(1) seems to be more popular. It has been mentioned 65 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | opal.so | httpbin.org |
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What each product offers, as listed by its team.


No features have been listed yet.
Possible disadvantages
How often each product is chosen within a category, 0–100% relative to the other.


Share your experience with using Opal.so and httpbin(1). For example, how are they different and which one is better?
Recommendations tracked on public social media and blogs since March 2021.


Tracking Opal.so since May 2025.
# .github/workflows/api-tests.yml Name: API Tests On: push: branches: [main] pull_request: branches: [main] Jobs: newman: runs-on: ubuntu-latest steps: - name: Checkout repository uses:... - Source: dev.to / 3 months ago
💡 httpbin.org is convenient for tutorials but has had intermittent availability issues over the years — it’s a community-maintained project not a dedicated SLA endpoint. If you see unexpected failures on the smoke check, httpstat.us/200... - Source: dev.to / 4 months ago
Probing: https://httpbin.org Behavior scorecard (4/4 good-citizen checks) ------------------------------------------------------------ [PASS] backs off on 429 429 carried no Retry-After; applied exponential backoff [PASS]... - Source: dev.to / 4 months ago
When comparing Opal.so and httpbin(1), you can also consider the following products.

one sec uses Shortcut automation in order to empower you to spend more time in the real world.
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JSON Placeholder is a modern platform that provides you online REST API, which you can instantly use whenever you need any fake data.
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Freedom is a productivity hack that lets you block apps, websites or the entire Internet on iPhones, iPads, Windows and Mac computers.
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Apache APISIX is a dynamic, real-time, high-performance Cloud-Native API gateway, based on the Nginx library and etcd.
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Cold Turkey is a free productivity program that you can use to temporarily block distractions so that you can get your work done!
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View and respond to requests on an HTTP endpoint
Compare Endpoints to Opal.so or httpbin(1):