Oncall is a calendar tool designed for scheduling and managing on-call shifts. It can be used as source of dynamic ownership info for paging systems like http://iris.claims.
Tips and tricks for getting through on-call
AWS Lambda Function that updates a Chat Room topic (eg, Slack)
PagerDuty OnCall Slack bot
PagerDuty's Incident Response Documentation.
User creation/edit tool for Oncall (https://github.com/linkedin/oncall)
Generate a report for the oncall rotation using PagerDuty API