Software Alternatives & Startups

Glasp VS Cert Decoder

Compare Glasp VS Cert Decoder and see what are their differences

Note: These products don't have any matching categories. If you think this is a mistake, please edit the details of one of the products and suggest appropriate categories.

Glasp logo Glasp

Social web highlighter

Cert Decoder logo Cert Decoder

Decode and verify SSL/TLS certificates online. Extract X.509 details including issuer, validity, SAN, and fingerprint. Fast, secure, and browser-based.
  • Glasp Landing page
    Landing page //
    2022-09-14

Highlight the web and share the gist with peers. Learn from like-minded people. Glasp is an easier and faster way to highlight text and leave notes on the web. With one click, the content you’ve collected appears across all your devices. 📚

Glasp beautifully organizes your collection of highlights, so that you can easily come back to what truly matters to you anytime. By following like-minded people, you will discover useful content that expands your knowledge and thoughts. Collective learning is how humans got smarter across generations. 

——

Key Features: ✅ Highlight text on the web ✅ Take notes on saved content and highlights ✅ Add tags to your highlights ✅ Discover useful content from like-minded people

——

How to Use Glasp: 1. Click "Add to Chrome". 2. Log in to Glasp from the extension menu. 3. Select text and click your favorite color from a pop-up color tip. 4. You can see your highlights and notes on your profile page and/or Glasp home feed. 5. Add tags or leave comments on your saved content 6. Developing your collection of ideas and thoughts will help you connect the dots with like-minded people ;)

—— Benefits of Using Glasp: + Retain more information and easy to look back 📚 + Extract only important parts and use them for the future citation 🔗 + Discover useful information from like-minded people 🔍 + Share your highlights & notes with friends and peers with one click 🚀 + Leave your digital legacy for future generations (contribute to human history) 🙌

  • Cert Decoder
    Image date //
    2025-03-22

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.

Glasp

Website
glasp.co
$ Details
freemium $15 / Monthly
Platforms
Web Windows Google Chrome Safari Edge Opera Vivaldi
Release Date
2021 December
Startup details
Country
United States
State
California
Founder(s)
Kazuki Nakayashiki, Kei Watanabe
Employees
1 - 9

Cert Decoder

Pricing URL
-
$ Details
free
Platforms
Web
Release Date
-

Glasp features and specs

  • Highlight web articles
  • Kindle's notes & highlights import
  • Highlight YouTube transcripts
  • Highlight PDFs
  • Export highlights & notes
  • Find top highlights of articles
  • See other people's highlights & notes
  • Showcase reading list

Cert Decoder features and specs

  • User-Friendly Interface
    Cert Decoder is designed with a simple and intuitive interface that makes it easy for users to navigate and use the tool without requiring extensive technical knowledge.
  • Comprehensive Analysis
    The tool provides detailed analyses of certificates, including information about validity, issuer, encryption algorithms, and more, helping users understand their security certificates thoroughly.
  • Free to Use
    Cert Decoder offers its services free of charge, making it accessible for individuals and organizations without budget constraints.
  • Quick Processing
    The tool processes certificate information rapidly, providing almost instant results for users, which is crucial for time-sensitive tasks.

Possible disadvantages of Cert Decoder

  • Limited Advanced Features
    Compared to some paid alternatives, Cert Decoder might lack advanced features that are necessary for more complex certificate management and diagnostics.
  • Reliance on Internet Access
    Users need an active internet connection to utilize the tool, which can be a limitation in areas with unreliable internet service.
  • Privacy Concerns
    While using an online service to decode certificates, there can always be privacy concerns regarding sensitive data being uploaded to a third-party server.
  • No Offline Mode
    Cert Decoder does not offer an offline mode, which could be a drawback for users who require functionality without constant internet availability.

Analysis of Cert Decoder

Overall verdict

  • Cert Decoder appears to be a free online tool for decoding and inspecting SSL/TLS certificates, CSRs, and related cryptographic data, making it useful for quick, no-install certificate analysis, though it should be used with awareness of general web tool privacy considerations when handling sensitive certificate data.

Why this product is good

  • Provides quick, browser-based decoding of certificates without needing to install software
  • Useful for troubleshooting SSL/TLS certificate issues on the fly
  • Simple interface aimed at both technical and semi-technical users
  • No cost to use for basic certificate decoding tasks

Recommended for

  • System administrators needing to quickly verify certificate details
  • Developers debugging SSL/TLS configuration issues
  • IT support staff troubleshooting website certificate errors
  • Students or professionals learning about certificate structure and encoding

Glasp videos

Glasp - Tutorial Video

More videos:

  • Tutorial - Glasp User Profile Page
  • Tutorial - How to use Glasp browser extension (Chrome Extension)
  • Tutorial - Create and take a note on the Atomic Note
  • Tutorial - Highlight Web Pages with Glasp

Cert Decoder videos

No Cert Decoder videos yet. You could help us improve this page by suggesting one.

Add video

Category Popularity

0-100% (relative to Glasp and Cert Decoder)
Productivity
100 100%
0% 0
Monitoring Tools
0 0%
100% 100
Bookmark Manager
100 100%
0% 0
Website Monitoring
0 0%
100% 100

Questions & Answers

As answered by people managing Glasp and Cert Decoder.

What's the story behind your product?

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.

Which are the primary technologies used for building your product?

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

How would you describe the primary audience of your product?

Cert Decoder's answer:

certdecoder.com is primarily built for developers, sysadmins, cybersecurity enthusiasts, and DevOps engineers.

Why should a person choose your product over its competitors?

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.

Who are some of the biggest customers of your product?

Cert Decoder's answer:

certdecoder.com is primarily built for developers, sysadmins, cybersecurity enthusiasts, and DevOps engineers.

User comments

Share your experience with using Glasp and Cert Decoder. For example, how are they different and which one is better?
Log in or Post with

Reviews

These are some of the external sources and on-site user reviews we've used to compare Glasp and Cert Decoder

Glasp Reviews

Best AI YouTube Summarizers in 2025 (Free & Paid)
Glasp is a user-friendly tool for straightforward summaries of YouTube videos. It uses typical natural language processing algorithms to ensure that the summaries are simple and coherent. The simplicity of its interface makes it accessible to users of all ages, from tech novices to seasoned professionals. Users can also copy summaries, as in Scripsy, allowing for easy...
Source: www.scripsy.ai

Cert Decoder Reviews

We have no reviews of Cert Decoder yet.
Be the first one to post

Social recommendations and mentions

Based on our record, Glasp should be more popular than Cert Decoder. It has been mentiond 9 times since March 2021. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.

Glasp mentions (9)

  • Improve your learning with Glasp: A Comprehensive Guide.
    To sign up, visit the Glasp website and click the Sign-up button in the top right corner, or log in if you already have an account. - Source: dev.to / over 2 years ago
  • Unlock Your Full Learning Potential with Glasp: The Ultimate Study Tool
    You can install the Glasp browser extension to your web browser from its website or as an app on Play Store. - Source: dev.to / over 2 years ago
  • Daily Thread / June 29
    For no reason at all, if you wanted to read the transcript of their dumb podcast without giving them views or listens, you can use the Glasp extension on chrome or safari to give you a summary instead of sitting through the video. Source: about 3 years ago
  • How to improve my workflow? Need help.
    Also glasp.co and https://roamresearch.com/ look interesting. I haven't tried them yet. Source: over 3 years ago
  • What’s a 100 dollar item you use every day that really boost productivity?
    These ones are free (since im a cheap person) but I use: - This for youtube summaries. Source: over 3 years ago
View more

Cert Decoder mentions (1)

  • Banana.dog back from the dead
    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

What are some alternatives?

When comparing Glasp and Cert Decoder, you can also consider the following products

Raindrop.io - All your articles, photos, video & content from web & apps in one place.

My Mind - All your notes, bookmarks, inspiration, articles, and images in one single, private place, enhanced with artificial intelligence.

AdCreative.ai - Give your business an unfair advantage with creatives / banners generated by highly trained Artificial Intelligence.

Eightify App - Generate summaries of YouTube videos quickly and easily with Eightify AI ChatGPT. Our Chrome extension lets you access a summary of YouTube videos and quickly find main points. Try it now and get the most out of your YouTube videos.

Glambase - The Glambase platform provides the ability and the tools to create, promote, and monetize AI-powered virtual influencers.

Readwise - Effortlessly rediscover and organize your Kindle highlights