
AI-Checker.info
Originality.AI
AICodeDetector.space
CodeReviewBot AI
AI or Not
AIDetector.cc
GPTZero
AI code detector, detect AI generated code, code authenticity checker, AI plagiarism checker for code, verify source code originality, free AI code detector, ChatGPT code detector, AI assisted code detection, code originality tool

Decode and verify SSL/TLS certificates online. Extract X.509 details including issuer, validity, SAN, and fingerprint. Fast, secure, and browser-based.

Which is more popular?
Based on our record, Cert Decoder 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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| Website | codespy.ai | certdecoder.com |
| Pricing | ||
| Platforms | — | |
| Company | Startup from the United States · 1 - 9 employees · 2025 | — |
| Listed in |
In their own words, as submitted to SaaSHub.


Codespy.ai is an advanced AI code detection platform designed to help developers, educators, and students verify code originality with confidence. It analyzes source code across multiple programming languages, identifies AI generated patterns, and provides clear authenticity insights. With fast...
Cert Decoder is a free online tool that helps you decode X.509 SSL/TLS certificates in PEM format. It instantly shows important information like the issuer, expiry date, SAN entries, and fingerprint. All data is processed locally in your browser, so nothing is ever sent or stored elsewhere.
What each product offers, as listed by its team.


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
Walkthroughs and reviews on video.
AI or Human? CodeSpy.ai Reveals Who Wrote Your Cod
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How often each product is chosen within a category, 0–100% relative to the other.


As answered by people managing CodeSpy.AI and Cert Decoder.
CodeSpy.AI's answer
CodeSpy.ai was created to help students, educators, and developers distinguish between AI-generated and human-written code. As AI coding tools became widespread, its founders saw a need for a reliable, privacy-focused platform that verifies code authenticity across multiple programming languages, ensuring integrity and trust in both academic and professional settings.
Cert Decoder's answer:
I built certdecoder.com over the weekend for my own needs. Sometimes in my work, I need to verify and check certificate details.
CodeSpy.AI's answer
CodeSpy.ai is built using advanced AI and machine learning models, natural language processing for code analysis, and multi-language parsers to understand programming syntax. It also integrates web technologies and IDE plugins to provide seamless, real-time code detection for users.
Cert Decoder's answer:
certdecoder.com was built using just JavaScript and HTML—simple, fast, and with all processing happening locally in your browser, so no certificate data is sent to any server
CodeSpy.AI's answer
The primary audience of CodeSpy.ai includes students, educators, and developers who need to verify whether code was written by AI or a human. It is especially useful for academic institutions, coding instructors, and learners submitting programming assignments.
Cert Decoder's answer:
certdecoder.com is primarily built for developers, sysadmins, cybersecurity enthusiasts, and DevOps engineers.
CodeSpy.AI's answer
A person should choose CodeSpy.ai over competitors because it offers dedicated, code-specific detection (not just generic text analysis), supports multiple widely-used programming languages, and emphasizes user privacy by not storing submitted code. This makes it a reliable, developer-friendly option — especially for students, educators, or teams needing to verify code authenticity.
Cert Decoder's answer:
Simple, fast, and reliable. Some similar tools can’t even decode basic certificates. I rigorously tested my tool with many real-world certificates and covered several edge cases where competitors fall short.
CodeSpy.AI's answer
CodeSpy.ai is primarily used by students, educators, and developers. While specific big customers are not publicly listed, the platform serves academic institutions, small software teams, and individual developers who need to verify code authenticity.
Cert Decoder's answer:
certdecoder.com is primarily built for developers, sysadmins, cybersecurity enthusiasts, and DevOps engineers.
CodeSpy.AI's answer
CodeSpy.ai is unique because it specializes in detecting whether code is written by AI or a human with high accuracy. It focuses only on code, supports multiple programming languages, and offers privacy-safe analysis without storing user submissions.
Share your experience with using CodeSpy.AI and Cert Decoder. For example, how are they different and which one is better?
Recommendations tracked on public social media and blogs since March 2021.


Tracking CodeSpy.AI since Dec 2025.
Why? Because I built certdecoder.com and couldn’t find a decent place to submit it. So I said screw it — I’ll build my own. With blackjack and hookers. - Source: dev.to / over 1 year ago
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