
Medidata CTMS
OpenClinica
OnCore
Cloudbyz CTMS
TrialKit
REDCap
Clinical Conductor CTMS
Castor offers you a user-friendly and fully featured application for electronic data collection.

JSON Formatter & Validator
DevTools Advanced
JSONFormatter.org
FreeFormatter
JSON Editor Online
SmallDevTools
TheDevTools
FOSS tools for developers

Which is more popular?
Website, pricing, platforms and company facts side by side.
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|---|---|---|
| Website | castoredc.com | developertools.tech |
| Pricing | — | |
| Listed in |
What each product offers, as listed by its team.


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


Overall verdict
Why this product is good
Recommended for
Castor EDC is especially recommended for academic researchers, clinical research organizations, and healthcare institutions that require a compliant, scalable, and easy-to-use data management system. It is suitable for both small-scale studies and large multinational trials.
Overall verdict
Why this product is good
Recommended for
Walkthroughs and reviews on video.
Working at Castor EDC
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How often each product is chosen within a category, 0–100% relative to the other.


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When comparing Castor EDC and DeveloperTools.Tech, you can also consider the following products.

Medidata CTMS seamlessly integrates with Medidata Rave to provide real-time views into study progress without manual tracking.
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The JSON Formatter was created to help with debugging.
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OpenClinica is an open source clinical trials software.
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A collection of developer tools in one place in your browser
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OnCore Enterprise Research system supports efficient processes at academic medical centers, cancer centers, and health care systems.
Compare OnCore to Castor EDC or DeveloperTools.Tech:

Online JSON Formatter and JSON Validator will format JSON data, and helps to validate, convert JSON to XML, JSON to CSV. Save and Share JSON
Compare JSONFormatter.org to Castor EDC or DeveloperTools.Tech: