For each week beginning on a given date, the figures show the number of sites that reported they are using the rest_oai_pmh 2.3.1 release.

REST OAI-PMH project page
rest_oai_pmh 2.3.1 release page
All REST OAI-PMH usage statistics
Usage statistics for all projects

Week starting Count
May 31st, 2026 2
May 24th, 2026 1
May 17th, 2026 1
May 10th, 2026 6

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