Heyday

Meet Heyday, your research helping hand. Heyday automatically saves your research, and resurfaces it when you need it.

Heyday is available for download. It had 19 active users before it was removed from Firefox Browser Add-ons on 2024-10-28, and it has been downloaded from Firefox-Stats 0 times. The latest version is 2024.8.2, and it was published 7 months ago. Be careful when installing it.

View source code
Total download count: 0 (Only count downloads from Firefox-Stats)

All available versions

You can find the current and older versions of Heyday here. You can download the archived versions or inspect their source codes.

As a free user, you can only download the latest version.

Upgrade to download older versions
Version Download Size Download count Timestamp
2024.8.2 XPI · ZIP · Source code 5.76M 0 2024-06-12
2024.7.2 Paid users only 5.80M 0 2024-05-28
2024.6.1 Paid users only 5.54M 0 2024-02-27
2024.5.1 Paid users only 5.53M 0 2024-02-02
2024.3.2 Paid users only 5.31M 0 2024-01-25
2024.1 Paid users only 5.61M 0 2024-01-18
2023.13.6 Paid users only 5.68M 0 2023-12-06
2023.13.5 Paid users only 5.17M 0 2023-11-01
2023.13.4 Paid users only 4.86M 0 2023-10-27
2023.13.2 Paid users only 4.65M 0 2023-10-25
2023.13.1 Paid users only 4.65M 0 2023-10-24
2023.12.1 Paid users only 4.86M 0 2023-10-11
2023.12 Paid users only 4.86M 0 2023-09-12
2023.11 Paid users only 4.86M 0 2023-08-29
2023.9 Paid users only 4.62M 0 2023-04-20
2023.8.1 Paid users only 4.62M 0 2023-04-06
2023.7 Paid users only 5.12M 0 2023-03-27
2023.5 Paid users only 5.10M 0 2023-03-13
2023.4 Paid users only 5.10M 0 2023-02-17
2023.3 Paid users only 5.09M 0 2023-02-10
2023.2 Paid users only 5.35M 0 2023-02-02
2023.1 Paid users only 5.25M 0 2023-01-23
2022.27 Paid users only 5.35M 0 2022-12-06
2022.26 Paid users only 5.35M 0 2022-10-31
2022.25 Paid users only 5.32M 0 2022-10-11
2022.24 Paid users only 5.38M 0 2022-10-02
2022.23 Paid users only 5.38M 0 2022-09-27
2022.22 Paid users only 5.38M 0 2022-09-16
2022.21 Paid users only 5.38M 0 2022-09-14
2022.20 Paid users only 5.38M 0 2022-09-12
2022.19 Paid users only 5.38M 0 2022-08-26
2022.18 Paid users only 5.15M 0 2022-08-09
2022.17 Paid users only 5.15M 0 2022-08-02
2022.16 Paid users only 5.14M 0 2022-07-07

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.

  1. Simply drag-and-drop the XPI into Firefox to install the add-on.

Install ZIP file

  1. Download the Heyday ZIP file
  2. In Firefox browser, go to about:addons to open Add-ons Manager
  3. Click on , then select Install Add-on From File
  4. Select the Heyday ZIP file from step 1. Heyday is now installed on your browser.