How Do You Use Different Tools to Facilitate Collaboration?

We've been working remotely for so long a how have you and your teams that are more distributed now use different tools? Can't be with the sticky notes on boards any more in the studio. We can't be in person with index cards. So what tools have you been using ot help facilitate that collaboration? Yes, we used a set of whatever tools are whene you feel comfortable to alows multiple users in at one time. Google dog slides, things like mirrow boards or pigma like those are some of the tools that lot of teams have been using.