This page provides information about the usage of the JS Callback Handler 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.

JS Callback Handler project page
Usage statistics for all projects

Show legacy data
Week starting 8.x-3.x Total
June 24th, 2018 3 3
September 10th, 2017 1 1
August 27th, 2017 2 2
August 20th, 2017 2 2

Recent release usage

Release September 27th, 2026 September 20th, 2026 September 13th, 2026 September 6th, 2026 August 30th, 2026
6.x-1.3 5 8 7 8 5
7.x-1.0 38 37 37 36 37
7.x-2.x-dev 11 11 10 12 11
7.x-2.0-beta1 1 1 1 1 2
7.x-2.1 2 2 2 2 2
7.x-2.2 12 12 12 12 11
7.x-2.3 1 1 1 0 1
7.x-2.4 51 50 51 49 49
7.x-2.5 178 185 182 178 173

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