Extension Tracker

Libron

10,000 users Rated 4.27 from 41 ratings Last updated 23 Jan 2023

By Tsukurusha, LLC Live in the Chrome Web Store fpfgglfemmnflnmjminpghmeiajcajoi Last checked 27 Sep 2026, 23:33 UTC

The listing

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

Amazon のページから最寄りの図書館の蔵書を検索Summary from the listing
Developer
Tsukurusha, LLC
Trader status
Not declared a trader under EU law
Category
Lifestyle › Shopping
First published
9 Apr 2010
Last updated
23 Jan 2023
Version
3.0.18
Size
214 KiB
Minimum Chrome
88
Languages
1 language

日本語

Website
libron.net
Support page
https://libron.net/top/contact
Open in the Chrome Web Store ↗ Download the CRX from Google ↗
Users over time As shown on the Chrome Web Store

Tracking began on 27 Sep 2026. The chart appears after the second check.

Show the numbers
CheckedUsersRatingRatings
2026-09-2710,0004.2741
Users, 7 days
–
needs a week of history
Users, 30 days
–
needs a month of history
Rank
#5,164
by users, of 264,254 extensions
In its category
#226
of 8,416 in Shopping

What changed

Every change found on a check, newest first

No changes found since tracking began on 27 Sep 2026.

What it can access

From the extension's manifest, in plain language

Sites
  • http://www.amazon.co.jp/*www.amazon.co.jp
  • https://api.calil.jp/checkapi.calil.jp
  • https://api.calil.jp/libraryapi.calil.jp
  • https://calil.jp/city_listcalil.jp
  • https://libron.net/news.txtlibron.net
  • https://www.amazon.co.jp/*www.amazon.co.jp
Sites where it runs scripts
  • http://www.amazon.co.jp/*www.amazon.co.jp
  • https://www.amazon.co.jp/*www.amazon.co.jp
Browser features
  • storageSave settings and data in your browser

About this data

Collected from the extension's public Chrome Web Store listing. It's checked every week, because it has 1,000 or more users, and again whenever a new version appears. Last checked 27 Sep 2026, 23:33 UTC; next check around 4 Oct 2026.

How we collect the data

Cite this page

Citation
Extension Tracker. “Libron” (fpfgglfemmnflnmjminpghmeiajcajoi). Chrome Web Store data, last checked 2026-09-27. https://extensiontracker.com/extension/fpfgglfemmnflnmjminpghmeiajcajoi. Accessed 2026-09-28.
BibTeX
@misc{extensiontracker_fpfgglfemmnflnmjminpghmeiajcajoi,
  title   = {Libron (fpfgglfemmnflnmjminpghmeiajcajoi)},
  author  = {{Extension Tracker}},
  year    = {2026},
  note    = {Chrome Web Store data, last checked 2026-09-27},
  url     = {https://extensiontracker.com/extension/fpfgglfemmnflnmjminpghmeiajcajoi},
  urldate = {2026-09-28}
}

The data is free to reuse under CC BY 4.0.

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