# Groups ## Operations - [Record a check in or check out of group/non group members](https://api.infoodle.com/operation/operation-get-groups-attendance-parameter-parameter-parameter.md) - [Generate a list of groups. Include any child groups as a part of the list](https://api.infoodle.com/operation/operation-get-groups-flatlist-parameter-parameter.md) - [Generate a list of groups. Include any child groups as nested arrays of child groups](https://api.infoodle.com/operation/operation-get-groups-list-parameter-parameter.md) - [List members in a group](https://api.infoodle.com/operation/operation-get-groups-members-parameter-parameter.md) - [Generate a list of all the members in the group specified and the state of their registration at the event on a specific date](https://api.infoodle.com/operation/operation-get-groups-membersforevent-parameter-parameter-parameter-parameter.md) [Powered by Bump.sh](https://bump.sh)