
Diigo
LINER
Weava
Glasp
Obsidian
Markup-Annotation Expert
Memex
Annotate with anyone, anywhere

DevTools Advanced
FullStackToolkit
DevFinanceTools
JSON Formatter & Validator
AllDevToolsHub
Boop
DeveloperTools.Tech
120 free browser-based developer utilities. No sign-up required.

Which is more popular?
Based on our record, Hypothes.is seems to be more popular. It has been mentioned 48 times since March 2021.
Website, pricing, platforms and company facts side by side.
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|---|---|---|
| Website | web.hypothes.is | devtoolstack.io |
| Pricing | — | |
| Listed in |
What each product offers, as listed by its team.


Possible disadvantages
Possible disadvantages
Walkthroughs and reviews on video.
Hypothes.is Overview
More videos
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How often each product is chosen within a category, 0–100% relative to the other.


Share your experience with using Hypothes.is and DeveloperToolStack. For example, how are they different and which one is better?
Recommendations tracked on public social media and blogs since March 2021.


> Does Hypothes.is have a self-hosting option? https://web.hypothes.is/sales/ The code for both the client and server are open source (https://github.com/hypothesis/h mostly targets schools and universities, because Hypothesis pays for... - Source: Hacker News / over 1 year ago
How is this different from the public annotations in https://web.hypothes.is ? - Source: Hacker News / about 2 years ago
Hypothesis https://web.hypothes.is/ is pretty good at keeping notes on PDF. Normally it anchors the annotations for any url but I believe that for PDF is also doing some extra checksum magic to uniquely identify the PDF and apply the... - Source: Hacker News / over 2 years ago
Tracking DeveloperToolStack since Aug 2026.
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