Volunteering is a great way of meeting new people and gaining experience in different roles. It is a great way to fill your time if you are retired or unemployed. With the current Coronavirus lockdown many workers are furloughed, so away from work but unable to take a second job. Volunteering can fill you time and not affect your wages or benefits.
Do it UK have many volunteer roles available, from helping people in your area to online help, their website is here: