Extension Tracker

Lacuna Research

3 users No ratings yet Last updated 5 Nov 2026

By Tiptree Advanced Systems Corporation Live in the Chrome Web Store fehmdjdbfljbhbjhdmjhdnegpeabkjai Search Google ↗ Last checked 10 Nov 2026, 07:54 UTC

The listing

What the Chrome Web Store shows, as of the last check

Save any page to your Lacuna reading list in one click, and ask Althea questions across the papers in a list.Summary from the listing
Developer
Tiptree Advanced Systems Corporation
Enhanced Safe Browsing
Not trusted. What this means →
Category
Productivity › Education
First published
3 Nov 2026
Last updated
5 Nov 2026
Version
1.1.0
Size
509 KiB
Minimum Chrome
127
Languages
8 languages

Deutsch, English, Nederlands, español, français, italiano, polski, português (Portugal)

Website
tiptreesystems.com
Support page
https://assets.tiptreesystems.com/public/extensions/lacuna-research/support.html
See Chrome Web Store page ↗ View its code or download CRX ↗
Users over time As shown on the Chrome Web Store
23Tracking began 6 Nov 20266 Nov7 Nov8 Nov9 Nov10 Nov2026-11-06: 2 users2026-11-10: 3 users2026-11-06: new version323Tracking began6 Nov8 Nov10 Nov2026-11-06: 2 users2026-11-10: 3 users2026-11-06: new version3
New version One point per check. Source: the extension's public Chrome Web Store listing.
Show the numbers
CheckedUsersRatingRatings
2026-11-103––
2026-11-062––
2026-11-04–––
Users, 7 days
+1
since a week ago
Users, 30 days
–
needs a month of history
Rank
#233,153
by users, of 292,131 extensions
In its category
#10,015
of 12,901 in Education

What changed

Every change found on a check, newest first

  1. New version 1.1.0, replacing 1.0.1.

    The summary on the listing changed.

    Added the site https://lacuna.tiptreesystems.com/*.

    Minimum Chrome version raised from 109 to 127.

Developer history

Moves to another publisher account and new contact emails, newest first

No move to another account and no new contact email since tracking began on 4 Nov 2026.

We know contact emails only by a keyed hash, so they're never shown. Recent account and contact changes →

What it can access

From the extension's manifest, in plain language

Sites
  • https://arxiv.org/*arxiv.org
  • https://lacuna.tiptreesystems.com/*lacuna.tiptreesystems.com
Sites where it runs scripts
  • https://althea.tiptreesystems.com/*althea.tiptreesystems.com
Browser features
  • activeTabThe tab you're on, only after you click the extension
  • clipboardWriteChange what's in your clipboard
  • contextMenusAdd items to the right-click menu
  • scriptingRun scripts on sites it can reach
  • storageSave settings and data in your browser

About this data

Collected from the extension's public Chrome Web Store listing. It's checked again 7 and 30 days after it was published, and again whenever a new version appears. Last checked 10 Nov 2026, 07:54 UTC; next check around 3 Dec 2026.

How we collect the data

Cite this page

Citation
Extension Tracker. “Lacuna Research” (fehmdjdbfljbhbjhdmjhdnegpeabkjai). Chrome Web Store data, last checked 2026-11-10. https://extensiontracker.com/extension/fehmdjdbfljbhbjhdmjhdnegpeabkjai. Accessed 2026-11-13.
BibTeX
@misc{extensiontracker_fehmdjdbfljbhbjhdmjhdnegpeabkjai,
  title   = {Lacuna Research (fehmdjdbfljbhbjhdmjhdnegpeabkjai)},
  author  = {{Extension Tracker}},
  year    = {2026},
  note    = {Chrome Web Store data, last checked 2026-11-10},
  url     = {https://extensiontracker.com/extension/fehmdjdbfljbhbjhdmjhdnegpeabkjai},
  urldate = {2026-11-13}
}

The data is free to reuse under CC BY 4.0.

Browse

Top lists

Productivity

Lifestyle

Make Chrome Yours