Looks like it's in person only with free but limited registration. Tailor's Hall is wheelchair accessible, but some doors and narrow, and there are no wheelchair-accessible toilets on site.
For anyone in / around Dublin who would like to attend, here's the link.
www.eventbrite.ie/e/peoples-fo...
Join this urgent two-day People’s Forum on peace, neutrality, EU rearmament, and the role of civil society on the 19th and 20th of June.