Unpaywall
Get free text of research papers as you browse, using Unpaywall's index of ten million legal, open-access articles.
Unpaywall: Free Access to Scholarly Research Papers
"Unpaywall" is a Firefox extension designed to provide users with access to millions of legal, open-access research papers. When a user encounters a paywalled article, Unpaywall searches its comprehensive database for an open version, offering the user the opportunity to read it for free. A project of the non-profit, Our Research, Unpaywall is dedicated to making scholarly research more open, accessible, and reusable.
Add-on stats
Manifest V2
By: Impactstory team
Rating: 4.35 
(240)
Weekly download count: 1,160
Firefox on Android: Yes
Permissions:
- *://*.oadoi.org/*
- storage
Size: 691.88K
Email: su*****@unpaywall.org
URLs: Website ,Privacy policy
Full description: See detailed description
Ranking
# 267
User reviews
These summaries are automatically generated weekly using AI based on recent user reviews.
Firefox Browser Add-ons does not verify user reviews, so some user reviews may be inaccurate,
spammy, or outdated. Pros
- User-friendly interface
- Helpful for accessing academic papers
- Gratitude expressed by some users for the add-on
Cons
- Doesn't work consistently on various pages
- Only supports certain types of documents
- Misleading functionality suggestions
- Issues with the icon not being clickable
Most mentioned
- Non-functionality on specific websites
- Limited document types
- User frustrations over the add-on's utility
User reviews
by ramiel, 2025-03-10
by 远离中共邪教快退出党团队, 2025-02-15
Doesn't work, can't click the icon.
by EdTheShed, 2025-02-04
Add-on safety
Risk impact
Unpaywall requires a few sensitive permissions. Exercise caution before installing.
Risk impact analysis details
- Critical Allows access to all websites, posing a significant security risk as it can monitor and modify data from any visited site.
- High ******* ******* **** *** ****** ***** *** ***** ** ******* **** ********* ********* ** * *********** *****
- Low ******* ****** ** *** ********* ******** *********
Risk likelihood
Unpaywall has earned a good reputation and can be trusted.
Risk likelihood analysis details
- Medium This extension has medium user count. Unpopular extensions may not be stable or safe.
- Low **** ********* *** ******* **** **** * ****** **** ***** ******** *** **** ****** ** ** ****** *** *****
- Low **** ********* *** ***** **** **** * ****** **** ***** ********** *** **** ****** ** ** ****** *** *****
- Good **** ********* *** **** **** *******
Upgrade to see full risk analysis details
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