
Datavisual.app
Flourish
Pie Chart Maker
Tableau
chartz.ai
Datalogz
Charts Factory
Powerful Free Data Visualization Tools

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 | datavizkit.com | certdecoder.com |
| Pricing | ||
| Platforms | — | |
| Company | 2025 | — |
| Listed in |
In their own words, as submitted to SaaSHub.


Create stunning charts and graphs for free with our comprehensive suite of data visualization tools. No coding required. Our ambition at DataViz Kit is to break down the barriers between complex data and clear understanding. We believe that powerful data visualization should be accessible to...
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
How often each product is chosen within a category, 0–100% relative to the other.


As answered by people managing DataViz Kit and Cert Decoder.
DataViz Kit's answer
Our ambition is to be the go-to platform for students, marketers, analysts, and businesses who need to communicate data clearly and powerfully, without the complexity or cost of traditional software.
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.
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
Cert Decoder's answer:
certdecoder.com is primarily built for developers, sysadmins, cybersecurity enthusiasts, and DevOps engineers.
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.
Cert Decoder's answer:
certdecoder.com is primarily built for developers, sysadmins, cybersecurity enthusiasts, and DevOps engineers.
DataViz Kit's answer
We provide a comprehensive suite of powerful, free, and easy-to-use tools that empower anyone—from students to professionals—to transform raw data into beautiful, insightful charts and graphs. No coding required, just clarity and impact.
Share your experience with using DataViz Kit 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 DataViz Kit since Sep 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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