QuickManager: Fantasy for Sleeper Firefox

Download QuickManager: Fantasy for Sleeper

By: QuickManagerFantasy Add-on
Download QuickManager: Fantasy for Sleeper (current and past versions) for Firefox
Latest Version: 1.5.4 Updated: 11 hours ago

Ready to install?

QuickManager: Fantasy for Sleeper is available to install from Firefox Add-ons Store and for download from this page.
View source code
4
Daily users
5.0
1 ratings
0
Total downloads

Available versions

You can find the current and older versions of QuickManager: Fantasy for Sleeper here. You can download the archived versions or inspect their source codes.

As a free user, you can download up to 3 latest versions.
Upgrade to download older versions
VersionDownloadSizeDownload countTimestamp
1.5.4XPI · ZIP · Source code444.65KB02026-09-04
1.5.3XPI · ZIP · Source code437.44KB02026-09-03
1.5.2XPI · ZIP · Source code393.26KB02026-08-31
1.5.0Paid users only389.13KB02026-08-30
1.4.9Paid users only302.86KB02026-08-17
1.4.7Paid users only269.11KB02026-08-14
1.4.6Paid users only268.66KB02026-08-05
1.5.4 444.65KB
2026-09-04 · 0 downloads
XPI ZIP Source code
1.5.3 437.44KB
2026-09-03 · 0 downloads
XPI ZIP Source code
1.5.2 393.26KB
2026-08-31 · 0 downloads
XPI ZIP Source code
1.5.0 389.13KB
2026-08-30 · 0 downloads
Paid users only
1.4.9 302.86KB
2026-08-17 · 0 downloads
Paid users only
1.4.7 269.11KB
2026-08-14 · 0 downloads
Paid users only
1.4.6 268.66KB
2026-08-05 · 0 downloads
Paid users only

Install XPI file

An XPI file, short for "XPInstall," is a compressed file format used primarily by Mozilla applications, like Firefox and Thunderbird, to distribute and install add-ons or extensions. These files are similar in function to CRX files for Chrome but cater to the Mozilla ecosystem.
  • Simply drag-and-drop the XPI into Firefox to install the add-on.

Install ZIP file

  • Download the QuickManager: Fantasy for Sleeper ZIP file.
  • In Firefox browser, go to about:addons to open Add-ons Manager
  • Click on ⚙, Install Add-on From File
  • Select the QuickManager: Fantasy for Sleeper ZIP file from step 1. QuickManager: Fantasy for Sleeper is now installed on your browser.

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