
Proxyman.io
Charles Proxy
mitmproxy
Fiddler
Surge for Mac
Weer
James
Beautiful, cross-platform & open-source tools to debug, test & build with HTTP(S). One-click setup for browsers, servers, Android, CLI tools, scripts and more.

Quizlet
Clesial
MemoryPrep
Prepa-Examen
Khan Academy
GlobalExam
EXAM PREP
Start free exam prep with study guides, practice questions, answer explanations, and optional AI study help.

Which is more popular?
Based on our record, HTTP Toolkit seems to be more popular. It has been mentioned 30 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | httptoolkit.com | opentestprep.org |
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| Company | Startup from Spain · 1 - 9 employees | — |
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What each product offers, as listed by its team.


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Recommended for
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HTTP Toolkit Demo
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Share your experience with using HTTP Toolkit and Open TestPrep. For example, how are they different and which one is better?
External articles and on-site reviews we used to compare the two products.


HTTP ToolKit is an open-source tool for debugging. It works with the three main OS and has good features attached to it. Just with a click, it can intercept and view all your HTTP(s). Compared to others, it targets...
HTTP Toolkit supports standard HTTP debugger features including breakpoints & rewriting HTTP(S) traffic, filtering and searching collected traffic, and highlighting & autoformatting for many popular request & response...
For debugging, testing, and building APIs with HTTPs, you can effectively use HTTP Toolkit because it is built for this purpose. Also, this is the reason why it is known as a good Postman alternative for various...
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Recommendations tracked on public social media and blogs since March 2021.


I can add certificates on my unrooted android. That how HTTPToolkit [0] works, it only requires adb, which (thankfully) doesn't trip banking apps. Banking apps can (and do iirc) pin certificates, so a rooted phone adds no risk... - Source: Hacker News / 8 months ago
For my rather simple needs I've been using https://httptoolkit.com free edition, I like that it launches a independent Firefox window on its own for the intercepting so I don't have to touch my working browser or deal with configuring a... - Source: Hacker News / 10 months ago
This one is truly a gem: https://httptoolkit.com It even bypasses SSL pinning on Android using 1 click. - Source: Hacker News / 10 months ago
Tracking Open TestPrep since Jul 2026.
When comparing HTTP Toolkit and Open TestPrep, you can also consider the following products.

Proxyman is a high-performance macOS app, which enables developers to view HTTP/HTTPS requests from apps and domains.
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Quizlet allows you to review and create flashcards for a variety of subjects, such as math and reading.
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HTTP proxy / HTTP monitor / Reverse Proxy
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Clesial NCLEX-RN — independent practice with a free 15-question Baseline Check, RN-reviewed NGN items, and readiness tracking. Not affiliated with NCSBN.
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mitmproxy is an SSL-capable man-in-the-middle proxy for HTTP.
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AI‑powered exam prep: flashcards, FSRS spaced repetition & practice question banks
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