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

IntelliAssess
GradeOrbit.co.uk
IntelliPlan.tech
Shovel – Study Planner
TestGorilla
My Study Life
CoGrader
Stop grading papers. Start understanding students. AI-powered grading for teachers, tutors & coaching centers — instant feedback, handwritten math OCR, and learning gap detection.
Which is more popular?
Website, pricing, platforms and company facts side by side.
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|---|---|---|
| Website | developertools.tech | intelgrader.com |
| 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
Overall verdict
Why this product is good
Recommended for
How often each product is chosen within a category, 0–100% relative to the other.


Share your experience with using DeveloperTools.Tech and IntelGrader. For example, how are they different and which one is better?
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The JSON Formatter was created to help with debugging.
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IntelliAssess is the AI proctoring platform that secures exams anywhere — browser lockdowns, real-time behavior monitoring, and instant grading analytics.
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A collection of developer tools in one place in your browser
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Save hours on marking with AI-powered grading assistance. Upload student work, get intelligent feedback suggestions for GCSE, A-Level, and KS3.
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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
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Connect Canvas, StudentVue, or Schoology. IntelliPlan ranks assignments, builds a weekly study plan, exports to Google Calendar, and gives students a built-in AI tutor.
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