
RSS API
Chat by Stream
Mastodon
Publicate
The Old Reader
Feedly
Invision
Real-time feed API - RSS and Atom over PubSubHubbub and XMPP. Superfeedr pushes RSS feeds in real-time for both publishers and subscribers, with open protocols and APIs.

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, Superfeedr should be more popular than Cert Decoder. It has been mentioned 4 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | superfeedr.com | certdecoder.com |
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In their own words, as submitted to SaaSHub.


No description of Superfeedr 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 Superfeedr 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 Superfeedr 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 Superfeedr 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 is: it's called websub. https://www.w3.org/TR/websub/ Here's a service that makes it simple: https://superfeedr.com/. - Source: Hacker News / 8 months ago
A lot of discussion around RSS revolves around the format for the data/metadata (e.g. The Atom feud) but the real problem with it is this: To consume an RSS feed you poll it. There are two polling speeds: too fast and too slow, and... - Source: Hacker News / about 1 year ago
Youtube does still have feeds. The bandwidth can be reduced if readers use the If-None-Match and If-Modified-Since headers when requesting feeds (so if the feed hasn't been updated, the server can return an empty response). I also... - Source: Hacker News / over 3 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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Mastodon is a decentralized, open source social network. This is just one part of the network, run by the main developers of the project It is not focused on any particular niche interest - everyone is welcome!
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Build Beautiful Emails. Export and Send Anywhere.
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Read all your favorite online content in one place. Import your subscriptions in one click, find your friends, and start sharing.
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The content you need to accelerate your research, marketing, and sales.
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