Fetch a free copy of any scholarly article from various sources.
Users
10
+2 in 30 days
Rating
0.0 / 5
unchanged in 30 days
Ratings
0
0 in 30 days
Store rank
#203K
#170K among extensions
Version
1.1
updated 5 May 2026
Users
monthly, 6 months
Latest, 21 Oct 2026:10 usersMove the mouse over the chart for any month
Ratings count
monthly, 6 months
Latest, 21 Oct 2026:0 ratingsMove the mouse over the chart for any month
The Chrome Web Store rounds user counts down to the leading digit, so the user line moves in steps. The ratings count is exact and is the better signal of real adoption.
About Raven: Research & Article Finder
Raven detects supported scholarly article pages and helps you find the best available free copy with minimal friction.
It checks the enabled sources, keeps the current tab status visible, and lets you open the result you want from a simple popup.
Features:
- Detect scholarly article pages from DOI, PMID, arXiv, title, author, JSON-LD, and publisher-page signals
- Search multiple free-source providers and show all successful results
- Keep searching visible until a definitive found or not found result is reached
- Manual lookup for the current tab
- Popup result chooser with one-click open
- Global animation toggle
- Global cache toggle
- Auto-open best result toggle
- Source profile selection
- Per-source enable toggles
- Source ordering controls
- Proxy support for `http`, `https`, and `socks5`
- Optional failover to direct connection
- Mirror list management in settings
- Cache clear and mirror refresh actions
- Visual icon change to reflect unsupported, searching, found, and not found states
- Lightweight
- Open source
- Secure
- No user data collection of any kind
Toggles:
- Enable animation
- Enable cache
- Auto-open best result
- Failover to direct
- Individual source toggles
Built-in safety:
- Does not show page animations on unsupported websites
- Does not keep status animations looping forever
- Does not intentionally interfere with normal browsing flow
- Does not require sign-in, cloud sync, or account linkage
- Does not collect personal data, article history, or page contents
Perfect for:
- Researching
- Preparing thesis
- Research paper hunting
- Open-access workflows
- DOI-heavy browsing
- Publisher-page reading
- People who want a fast answer without checking multiple sources by hand
More supported websites and source handling will be added over time.
https://arxiv.org/*https://api.unpaywall.org/*https://api.openalex.org/*https://api.semanticscholar.org/*https://api.typeset.io/*https://eutils.ncbi.nlm.nih.gov/*https://sci-hub.se/*https://sci-hub.st/*https://sci-hub.ru/*https://sci-hub.ren/*and 5 more
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