
Flatpak
FLATHUB
Snapcraft
LOVE 2D
AppImageHub
Inno Setup
Arch Linux
Linux apps that run anywhere

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, AppImageKit seems to be a lot more popular than Cert Decoder. While we know about 56 links to AppImageKit, we've tracked only 1 mention of Cert Decoder.
Website, pricing, platforms and company facts side by side.
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| Website | appimage.org | certdecoder.com |
| Pricing | ||
| Platforms | — | |
| Listed in |
In their own words, as submitted to SaaSHub.


No description of AppImageKit yet.
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
Possible disadvantages
An editorial look at what each product does well and who it suits.


No analysis of AppImageKit yet.
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 AppImageKit and Cert Decoder.
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.
Share your experience with using AppImageKit 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.


There are things like this. The things I know of and can think of off the top of my head are: 1. Appimage https://appimage.org/ 2. nix-bundle https://github.com/nix-community/nix-bundle 3. Guix via guix pack 4. A small collection of... - Source: Hacker News / 8 months ago
The equivalent of "Windows portable apps" on Linux isn't flatpaks (these add a bunch of extra stuff and need some sort of support from the OS) but AppImages[0]. AppImages are still not 100% the same (and can never be as Windows... - Source: Hacker News / over 1 year ago
Exciting. I'd love to see AppImage [0] builds of applications produced with this library. [0] https://appimage.org/. - Source: Hacker News / almost 2 years ago
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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