This page provides information about the usage of the Availability Calendars project, including summaries across all versions and details for each release. For each week beginning on the given date the figures show the number of sites that reported they are using a given version of the project.

Availability Calendars project page
Usage statistics for all projects

Show legacy data

There is no usage information available.

Recent release usage

Release August 16th, 2026 August 9th, 2026 August 2nd, 2026 July 26th, 2026 July 19th, 2026 July 12th, 2026
6.x-1.1 2 2 2 2 2 2
6.x-1.2 4 4 5 3 2 3
6.x-2.0 1 1 1 1 1 1
6.x-2.1 5 4 3 3 2 4
6.x-2.2 5 5 5 6 5 4
6.x-2.3 2 1 2 1 2 1
7.x-2.2 1 1 1 1 1 1
7.x-3.2 10 11 10 13 14 13
7.x-4.x-dev 1 1 1 1 2 1
7.x-4.0-alpha2 1 1 1 1 1 1
7.x-4.0 0 0 1 0 0 0
7.x-4.1 14 12 12 14 13 14
7.x-4.2 12 11 10 8 12 13
7.x-5.x-dev 2 4 2 3 2 3
7.x-5.1 2 2 2 3 2 2
7.x-5.2 2 2 3 5 3 2
7.x-5.3 3 3 3 3 4 3
7.x-5.4 38 36 38 36 33 35
7.x-5.5 4 4 4 4 3 3
7.x-5.6 112 106 109 106 120 110
7.x-5.7 47 47 43 46 48 46
7.x-5.8 1739 1746 1737 1744 1755 1755

Only Drupal websites using the Update Status module are included in the data. Read more information about how these statistics are calculated.