Maintenance fixes only

Allows a site administrator to change the title for the maintenance mode page.

Renders the 404 (not found) page when a visitor accesses the path of an entity that doesn't pass any of these checks:

Customizable animations for the <title> tab value, once it loses focus or becomes inactive.

Mismatched entity and/or field definitions module has as its main purpose to solve a common problem in Drupal website development that appears under the same title on the Status report page.

Integrates the OpenTelemetry SDK.

For a full description of the module, visit the project page.