htmx 2.0 will be 99% compatible w/ htmx 1.0, and we'll provide a backwards compatibility extension: https://github.com/bigskysoftware/htmx/blob/v2.0v2.0/www/co

htmx 2.0 will be 99% compatible w/ htmx 1.0, and we'll provide a backwards compatibility extension: https://github.com/bigskysoftware/htmx/blob/v2.0v2.0/www/content/docs.md#htmx-1x-to-2x-upgrade-guide https://github.com/bigskysoftware/htmx/blob/v2.0v2.0/www/con... we will also continue to support htmx 1.0 for the forseeable future for people who need IE support or don't want to upgrade