HLClock Firefox

Download HLClock

Download HLClock (current and past versions) for Firefox
Latest Version: 1.6.3 Updated: a month ago

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HLClock is available to install from Firefox Add-ons Store and for download from this page.
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Available versions

You can find the current and older versions of HLClock 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
1.6.3XPI · ZIP · Source code73.42KB02026-05-28
1.6.2XPI · ZIP · Source code73.16KB02026-05-07
1.6.1XPI · ZIP · Source code72.53KB02026-01-29
1.6.0Paid users only57.49KB02026-01-28
1.5.3Paid users only57.37KB02024-05-15
1.5.2Paid users only57.35KB02024-03-26
1.5.1Paid users only57.34KB02024-03-22
1.5.0Paid users only56.68KB02023-12-18
1.4.3Paid users only55.16KB02023-12-11
1.4.2Paid users only55.00KB02023-12-06
1.4.1Paid users only54.98KB02023-12-01
1.4.0Paid users only63.06KB02023-09-07
1.3.1Paid users only62.56KB02023-07-10
1.3.0Paid users only62.49KB02023-05-10
1.2.2Paid users only52.20KB02023-03-29
1.2.1Paid users only50.00KB02023-03-17
1.6.3 73.42KB
2026-05-28 · 0 downloads
1.6.2 73.16KB
2026-05-07 · 0 downloads
1.6.1 72.53KB
2026-01-29 · 0 downloads
1.6.0 57.49KB
2026-01-28 · 0 downloads
1.5.3 57.37KB
2024-05-15 · 0 downloads
1.5.2 57.35KB
2024-03-26 · 0 downloads
1.5.1 57.34KB
2024-03-22 · 0 downloads
1.5.0 56.68KB
2023-12-18 · 0 downloads
1.4.3 55.16KB
2023-12-11 · 0 downloads
1.4.2 55.00KB
2023-12-06 · 0 downloads
1.4.1 54.98KB
2023-12-01 · 0 downloads
1.4.0 63.06KB
2023-09-07 · 0 downloads
1.3.1 62.56KB
2023-07-10 · 0 downloads
1.3.0 62.49KB
2023-05-10 · 0 downloads
1.2.2 52.20KB
2023-03-29 · 0 downloads
1.2.1 50.00KB
2023-03-17 · 0 downloads

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

Best HLClock Alternatives

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